• Object#block in <main> (pry):2
    • Post.transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:206
      • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
        • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
          • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
            • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
            • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
          • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
              • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
              • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
            • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
              • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                  • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                    • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                      • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                      • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:191
        • Hash#assert_valid_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:67
          • Array#flatten! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:68
          • Hash#each_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:69
        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#current_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:222
        • ActiveRecord::ConnectionAdapters::ClosedTransaction#joinable? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:63
        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#within_new_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:207
          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#begin_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:230
            • ActiveRecord::ConnectionAdapters::ClosedTransaction#begin $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:51
              • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:52
                • ActiveRecord::ConnectionAdapters::RealTransaction#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:164
                  • ActiveRecord::ConnectionAdapters::RealTransaction#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:76
                    • ActiveRecord::ConnectionAdapters::RealTransaction#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:6
                      • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:8
                        • ActiveRecord::ConnectionAdapters::TransactionState#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:21
                    • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:82
                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#begin_db_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:196
                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#execute $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:126
                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:366
                        • Kernel#object_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:371
                        • ActiveSupport::Notifications::Instrumenter#instrument $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:17
                          • ActiveSupport::Notifications::Instrumenter#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:30
                            • ActiveSupport::Notifications::Fanout#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:35
                              • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                              • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                  • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                    • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:78
                                      • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                        • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                      • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:85
                                        • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                          • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                            • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                        • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                          • ActiveSupport::Notifications::Event#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:50
                                            • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                              • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                • Hash#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                        • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                          • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                        • Array#last $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:87
                                        • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                          • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                        • Array#push $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:90
                                • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                  • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                    • ActiveRecord::ExplainSubscriber#start $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:6
                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:373
                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in execute $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:127
                              • PG::Connection#async_exec $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:128
                          • ActiveSupport::Notifications::Instrumenter#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:35
                            • ActiveSupport::Notifications::Fanout#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:39
                              • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                              • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                  • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                    • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:82
                                      • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                        • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                      • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:93
                                        • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                          • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                            • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                        • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                          • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                        • Array#pop $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:95
                                        • Hash#merge! $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:97
                                        • String#split $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                        • Array#first $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                        • ActiveRecord::LogSubscriber#sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:37
                                          • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:38
                                          • ActiveRecord::LogSubscriber.runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:9
                                            • ActiveRecord::RuntimeRegistry.sql_runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                            • Time#minus_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:227
                                              • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                                • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:229
                                              • Time#minus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:214
                                                • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                • Time#minus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                  • Fixnum#- $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                  • Numeric#quo $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                    • Fixnum#fdiv $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                          • ActiveRecord::LogSubscriber.runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:5
                                            • ActiveRecord::RuntimeRegistry.sql_runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:19
                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                            • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                          • ActiveSupport::Logger#debug? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:273
                                          • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                            • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                              • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                            • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                              • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                          • NilClass#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:45
                                          • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                          • Float#round $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:45
                                          • Float#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                            • Float#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                              • Float#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                          • ActiveRecord::LogSubscriber#odd? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:65
                                          • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:102
                                            • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:104
                                          • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:102
                                            • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:104
                                            • NilClass#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:106
                                          • NilClass#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:62
                                          • ActiveRecord::LogSubscriber#debug $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:92
                                            • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                              • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                            • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                              • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                            • ActiveSupport::Logger#debug /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:399
                                              • ActiveSupport::Logger#add -> block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                • ActiveSupport::Logger#block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                  • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                    • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                    • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                    • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                    • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                    • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                      • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                        • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                    • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                      • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                        • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                    • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                      • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                        • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                          • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                        • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                          • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                        • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                          • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                          • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                                  • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                    • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                    • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                    • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                    • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                    • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                      • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                        • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                    • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                      • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:20
                                                        • ActiveSupport::Logger::SimpleFormatter#tags_text $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:50
                                                          • ActiveSupport::Logger::SimpleFormatter#current_tags $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:45
                                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                          • Enumerable#any? $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                            • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                        • NilClass#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:21
                                                        • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                          • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                    • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                      • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                        • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                          • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                        • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                          • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                        • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                          • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                          • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                  • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                    • ActiveRecord::ExplainSubscriber#finish $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:10
                                      • ActiveRecord::ExplainRegistry.collect? -> block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                        • ActiveRecord::ExplainRegistry.block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                          • ActiveRecord::ExplainRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:47
                                            • ActiveRecord::ExplainRegistry#collect? $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_registry.rb:21
          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:201
            • Object#block (2 levels) in <main> (pry):2
              • Post.create $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:29
                • Kernel#is_a? $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:30
                • Post.new $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:17
                  • Post.abstract_class? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:99
                  • Array#first $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:22
                  • Post.subclass_from_attributes? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:179
                    • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                    • Post.inheritance_column $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:165
                      • Class#superclass $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:166
                      • ActiveRecord::Base.inheritance_column $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:165
                    • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:180
                  • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:30
                    • Post#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:185
                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                      • Post.column_defaults $GemPath0/gems/activerecord-4.1.4/lib/active_record/locking/optimistic.rb:172
                      • Kernel#dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                        • Kernel#initialize_dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                          • Hash#initialize_copy $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                      • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                        • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                        • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                        • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                        • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                        • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:189
                      • Post.initialize_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:318
                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:191
                      • Post.column_types $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:226
                      • Post#init_internals $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:431
                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:432
                        • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                        • Hash#key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:433
                      • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:47
                        • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:30
                          • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:205
                            • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:449
                            • Post#ensure_proper_type $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:215
                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:216
                              • Post.finder_needs_type_condition? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:46
                                • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:48
                          • Post#populate_with_current_scope_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:22
                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:23
                            • Post.scope_attributes? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/named.rb:43
                              • Post.current_scope $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:13
                                • Post.base_class $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:69
                                  • Module#< $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:70
                                  • Class#superclass $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:74
                                • Module#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:14
                                • ActiveRecord::Scoping::ScopeRegistry.value_for -> block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                  • ActiveRecord::Scoping::ScopeRegistry.block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                    • ActiveRecord::Scoping::ScopeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                      • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                      • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                    • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:47
                                      • ActiveRecord::Scoping::ScopeRegistry#value_for $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:67
                                        • ActiveRecord::Scoping::ScopeRegistry#raise_invalid_scope_type! $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:80
                                          • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:81
                              • Post.default_scopes -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                              • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/named.rb:44
                                • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/named.rb:44
                        • Post#init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:52
                          • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                          • Post.columns $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:213
                          • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                            • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • Post#changes_from_nil_to_empty_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:109
                                • Post#changes_from_zero_to_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:117
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                            • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                            • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                            • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                            • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                      • Post#init_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:454
                        • Post#assign_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:14
                          • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:15
                          • Hash#blank? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:18
                          • Hash#stringify_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:31
                            • Hash#transform_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:8
                              • Hash#each_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:10
                                • Hash#block in transform_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:10
                                  • Hash#block in stringify_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:32
                                    • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:32
                                  • Hash#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:11
                          • Post#sanitize_for_mass_assignment $GemPath0/gems/activemodel-4.1.4/lib/active_model/forbidden_attributes_protection.rb:19
                            • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/forbidden_attributes_protection.rb:20
                              • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/forbidden_attributes_protection.rb:20
                          • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:26
                            • Post#block in assign_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:26
                              • String#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:27
                              • Kernel#is_a? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:29
                              • Post#_assign_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:44
                                • Kernel#public_send $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:45
                                  • Post#__temp__479647c656 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                    • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                      • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                        • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                          • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                            • Class#new $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:149
                                              • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:57
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:58
                                                • Hash#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:59
                                                • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                                  • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                  • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                          • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                            • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                              • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                            • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                          • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                          • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                        • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                          • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                              • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                  • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                  • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                    • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                        • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                          • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                            • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                              • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                              • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                              • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                              • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Identity#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:12
                                        • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                        • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                          • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                            • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                          • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                      • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                        • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                          • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                          • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                            • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                            • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                          • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                              • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                      • Kernel#block_given? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:200
                      • Post#_initialize_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                        • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                          • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                          • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                            • Post._initialize_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                      • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:266
                  • Post#rollback_active_record_state! $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:281
                    • Post#remember_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:343
                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:344
                      • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                      • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                        • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                        • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                          • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                            • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                              • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                              • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                  • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                  • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                      • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:345
                      • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:348
                      • Kernel#frozen? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:352
                    • Post#block in save $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:267
                      • Post#with_transaction_returning_status $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:324
                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:326
                        • Post.transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:206
                          • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                            • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                              • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                  • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                    • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                    • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                  • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                    • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                      • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                  • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                  • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                    • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                      • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:191
                            • Hash#assert_valid_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:67
                              • Array#flatten! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:68
                              • Hash#each_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:69
                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#current_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:222
                            • ActiveRecord::ConnectionAdapters::RealTransaction#joinable? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:92
                              • ActiveRecord::ConnectionAdapters::RealTransaction#finishing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:88
                            • Post#block in with_transaction_returning_status $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:326
                              • Post#add_to_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:312
                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:313
                                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#add_transaction_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:248
                                  • ActiveRecord::ConnectionAdapters::RealTransaction#add_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:124
                                    • Post#has_transactional_callbacks? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:378
                                      • Post#_rollback_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                        • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                          • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                          • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                            • Post._rollback_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                      • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                      • Post#_commit_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                        • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                          • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                          • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                            • Post._commit_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                      • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                      • Post#_create_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                        • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                          • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                          • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                            • Post._create_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                      • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                • Post#remember_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:343
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:344
                                  • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                  • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                                    • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                    • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                  • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                    • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                      • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                  • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:345
                                  • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:348
                                  • Kernel#frozen? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:352
                              • Post#block (2 levels) in save $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:268
                                • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:20
                                  • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/validations.rb:50
                                    • Post#perform_validations $GemPath0/gems/activerecord-4.1.4/lib/active_record/validations.rb:76
                                      • Post#valid? $GemPath0/gems/activerecord-4.1.4/lib/active_record/validations.rb:68
                                        • Post#new_record? $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:68
                                          • Post#sync_with_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:401
                                            • Post#update_attributes_from_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:405
                                        • Post#valid? $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:314
                                          • Post#errors $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:281
                                            • Class#new $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:282
                                              • ActiveModel::Errors#initialize $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:71
                                          • ActiveModel::Errors#clear $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:86
                                            • Hash#clear $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:87
                                          • Post#run_validations! $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations/callbacks.rb:110
                                            • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                              • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                              • Post#_validation_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                  • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                  • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                  • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                    • Post._validation_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                      • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                              • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                              • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                                              • Post#block in run_validations! $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations/callbacks.rb:111
                                                • Post#run_validations! $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:375
                                                  • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                                    • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                                    • Post#_validate_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                      • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                        • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                        • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                        • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                          • Post._validate_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                            • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                    • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                                    • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                                                  • Post#errors $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:281
                                                  • ActiveModel::Errors#empty? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:216
                                                    • Enumerable#all? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:217
                                                      • ActiveModel::Errors#each $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:160
                                                        • Hash#each_key $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:161
                                        • Post#errors $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:281
                                        • ActiveModel::Errors#empty? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:216
                                          • Enumerable#all? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:217
                                            • ActiveModel::Errors#each $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:160
                                              • Hash#each_key $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:161
                                    • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:102
                                      • Post#create_or_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:301
                                        • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                          • Post#_save_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                              • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                              • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                • Post._save_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                          • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                          • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                                          • Post#block in create_or_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:302
                                            • Post#create_or_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:480
                                              • Post#readonly? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:340
                                              • Post#new_record? $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:68
                                                • Post#sync_with_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:401
                                                  • Post#update_attributes_from_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:405
                                              • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:46
                                                • Post#record_timestamps -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                  • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                    • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                    • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                    • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                      • Post.record_timestamps -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                • Post#current_time_from_proper_timezone $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:107
                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                  • Post.default_timezone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                  • #<Class:Time>#now $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                    • Time#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                      • Fixnum#+ $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                • Post#all_timestamp_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:97
                                                  • Post#timestamp_attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:93
                                                  • Post#timestamp_attributes_for_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:89
                                                • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                  • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                    • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                      • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                      • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                      • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                      • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                      • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                        • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                    • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                    • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                      • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                      • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                      • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                      • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                    • Post#__temp__36275616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                      • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                        • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                          • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                            • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                              • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                              • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                            • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                  • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                              • NilClass#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                  • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                    • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:52
                                                    • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                                      • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                                        • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                          • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                          • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                            • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                              • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                            • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                          • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                          • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                        • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                          • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                                        • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                          • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                            • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                              • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                              • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                              • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                              • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                        • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                        • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                            • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                          • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                                      • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                                        • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                          • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                          • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                            • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                            • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                          • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                              • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                  • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                    • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                      • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                      • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                      • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                          • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                          • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                        • String#to_s $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                        • Post#match_attribute_method? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:471
                                                          • Kernel#class $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:472
                                                          • Post.attribute_method_matcher $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:356
                                                            • Post.attribute_method_matchers_cache $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:352
                                                            • ThreadSafe::Cache#compute_if_absent $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/mri_cache_backend.rb:16
                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                          • ActiveModel::AttributeMethods::ClassMethods::AttributeMethodMatcher::AttributeMethodMatch#attr_name $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:473
                                                          • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:42
                                                            • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:419
                                                              • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:421
                                                        • NilClass#nil? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                  • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                    • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                      • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                      • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                      • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                      • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                      • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                        • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                    • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                    • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                      • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                      • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                      • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                      • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                      • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                    • Post#__temp__57074616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                      • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                        • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                          • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                            • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                              • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                              • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                            • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                  • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                              • NilClass#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                  • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                    • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:52
                                                    • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                                      • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                                        • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                          • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                          • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                            • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                              • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                            • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                          • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                          • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                        • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                          • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                          • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                                        • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                          • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                            • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                              • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                              • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                              • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                              • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                        • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                        • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                            • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                          • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                                      • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                                        • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                          • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                          • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                            • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                            • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                          • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                              • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                  • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                    • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                      • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                      • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                      • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                          • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                        • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                          • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                        • String#to_s $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                        • Post#match_attribute_method? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:471
                                                          • Kernel#class $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:472
                                                          • Post.attribute_method_matcher $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:356
                                                            • Post.attribute_method_matchers_cache $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:352
                                                            • ThreadSafe::Cache#compute_if_absent $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/mri_cache_backend.rb:16
                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                          • ActiveModel::AttributeMethods::ClassMethods::AttributeMethodMatcher::AttributeMethodMatch#attr_name $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:473
                                                          • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:42
                                                            • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:419
                                                              • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:421
                                                        • NilClass#nil? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:305
                                                  • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                                    • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                                    • Post#_create_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                      • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                        • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                        • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                        • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                          • Post._create_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                            • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                    • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                                    • ActiveSupport::Callbacks::CallbackChain#compile $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:509
                                                    • #<Class:ActiveSupport::Callbacks::Filters::Environment>#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:85
                                                      • Struct#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:85
                                                    • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:86
                                                      • ActiveSupport::Callbacks::Filters::After.block in halting_and_conditional $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:214
                                                        • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:215
                                                          • ActiveSupport::Callbacks::Filters::Before.block in halting $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:154
                                                            • ActiveSupport::Callbacks::Filters::Environment#target $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:155
                                                            • ActiveSupport::Callbacks::Filters::Environment#value $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:156
                                                            • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:157
                                                            • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:160
                                                              • ActiveSupport::Callbacks::Callback#block in make_lambda $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:424
                                                                • Post#set_creator_attribute /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:140
                                                                  • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                                    • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                                    • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                                    • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                                    • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                                      • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                                        • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                                      • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                                        • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                                      • String#to_s $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                                      • Post#match_attribute_method? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:471
                                                                        • Kernel#class $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:472
                                                                        • Post.attribute_method_matcher $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:356
                                                                          • Post.attribute_method_matchers_cache $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:352
                                                                          • ThreadSafe::Cache#compute_if_absent $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/mri_cache_backend.rb:16
                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                        • ActiveModel::AttributeMethods::ClassMethods::AttributeMethodMatcher::AttributeMethodMatch#attr_name $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:473
                                                                        • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:42
                                                                          • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:419
                                                                            • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:421
                                                                      • NilClass#nil? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                            • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:161
                                                              • ActiveRecord::Base.block in define_model_callbacks $GemPath0/gems/activemodel-4.1.4/lib/active_model/callbacks.rb:103
                                                            • ActiveSupport::Callbacks::Filters::Environment#halted= $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:161
                                                            • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:162
                                                            • ActiveSupport::Callbacks::Filters::End#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:111
                                                              • ActiveSupport::Callbacks::Filters::Environment#run_block $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:112
                                                              • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:113
                                                              • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:113
                                                                • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:306
                                                                  • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:86
                                                                    • Post#partial_writes? -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:113
                                                                      • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:113
                                                                        • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:113
                                                                          • Post#partial_writes -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                                              • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                                              • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                                                • Post.partial_writes -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                    • Post#keys_for_partial_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:92
                                                                      • Post#changed $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:118
                                                                        • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                        • Hash#keys $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:119
                                                                    • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:499
                                                                      • Post#arel_attributes_with_values_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:411
                                                                        • Post#attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:447
                                                                          • Array#select $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                            • Post#block in attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                              • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                              • Post#pk_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:457
                                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                            • Post#block in attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                              • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                              • Post#pk_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:457
                                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                            • Post#block in attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                              • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                              • Post#pk_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:457
                                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                        • Post#arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:428
                                                                          • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:430
                                                                          • Post.arel_table $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:150
                                                                          • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                            • Post#block in arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                              • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                  • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                              • Post#typecasted_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:461
                                                                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                    • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                      • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                      • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                        • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                        • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                          • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                          • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                          • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Identity#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:12
                                                                              • Struct#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                • Arel::Table#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:115
                                                                                  • String#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:119
                                                                                • String#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                            • Post#block in arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                              • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                  • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                              • Post#typecasted_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:461
                                                                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                    • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                      • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                      • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                        • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                        • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                          • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                      • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                            • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                            • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                            • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                            • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                                              • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                                              • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                                                        • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                          • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                          • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                        • Time.zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:11
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                        • Time#in_time_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:19
                                                                                          • Time.find_zone! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:54
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:55
                                                                                          • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                            • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                            • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                            • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                          • Time#time_with_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:32
                                                                                            • Time#utc? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                            • Time#getutc $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                            • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • ActiveSupport::TimeWithZone#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:46
                                                                              • Struct#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                • Arel::Table#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:115
                                                                                  • String#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:119
                                                                                • String#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                            • Post#block in arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                              • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                  • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                              • Post#typecasted_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:461
                                                                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                    • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                      • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                      • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                        • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                        • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                          • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                      • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                            • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                            • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                            • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                            • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                                              • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                                              • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                                                        • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                          • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                          • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                        • Time.zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:11
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                        • Time#in_time_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:19
                                                                                          • Time.find_zone! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:54
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:55
                                                                                          • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                            • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                            • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                            • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                          • Time#time_with_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:32
                                                                                            • Time#utc? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                            • Time#getutc $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                            • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                              • ActiveSupport::TimeWithZone#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:46
                                                                              • Struct#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                • Arel::Table#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:115
                                                                                  • String#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:119
                                                                                • String#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:502
                                                                      • Post.unscoped $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/default.rb:31
                                                                        • Kernel#block_given? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/default.rb:32
                                                                        • Post.relation $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:166
                                                                          • Post.arel_table $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:150
                                                                          • ActiveRecord::Relation.create $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:105
                                                                            • ActiveRecord::Relation.relation_class_for $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:111
                                                                              • Post.relation_delegate_class $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:8
                                                                                • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:9
                                                                            • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:106
                                                                              • Post::ActiveRecord_Relation#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:23
                                                                          • Post.finder_needs_type_condition? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:46
                                                                            • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:48
                                                                      • Post::ActiveRecord_Relation#insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:39
                                                                        • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                          • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                        • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:42
                                                                        • Hash#keys $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                        • Enumerable#find $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                          • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                            • Post::ActiveRecord_Relation#block in insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:44
                                                                              • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                            • Post::ActiveRecord_Relation#block in insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:44
                                                                              • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                            • Post::ActiveRecord_Relation#block in insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:44
                                                                              • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                        • Post::ActiveRecord_Relation#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                          • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                            • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                              • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                  • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                    • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                    • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                  • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                    • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                      • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                  • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                  • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                    • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                      • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                        • Post.table_name $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:108
                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#prefetch_primary_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:191
                                                                        • Post::ActiveRecord_Relation#arel $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:829
                                                                          • Post::ActiveRecord_Relation#build_arel $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:835
                                                                            • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:836
                                                                              • Arel::SelectManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:7
                                                                                • Arel::SelectManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/tree_manager.rb:9
                                                                                • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:9
                                                                                  • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_statement.rb:7
                                                                                    • Arel::Nodes::SelectCore#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_core.rb:7
                                                                                      • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_core.rb:8
                                                                                      • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_core.rb:9
                                                                                        • Arel::Nodes::JoinSource#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/join_source.rb:9
                                                                                          • Arel::Nodes::JoinSource#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:6
                                                                                            • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:7
                                                                                  • Arel::Nodes::SelectStatement#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_statement.rb:7
                                                                                    • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_statement.rb:8
                                                                                • Array#last $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:10
                                                                                • Arel::SelectManager#from $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:85
                                                                                  • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:86
                                                                                  • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:92
                                                                            • Post::ActiveRecord_Relation#joins_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                            • Post::ActiveRecord_Relation#where_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                            • Array#- $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:840
                                                                            • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:840
                                                                            • Post::ActiveRecord_Relation#collapse_wheres $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:909
                                                                              • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:910
                                                                              • Array#present? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:23
                                                                                • Array#blank? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:24
                                                                            • Post::ActiveRecord_Relation#having_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                            • Post::ActiveRecord_Relation#limit_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                            • Post::ActiveRecord_Relation#offset_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                            • Post::ActiveRecord_Relation#group_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                            • Post::ActiveRecord_Relation#build_order $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1027
                                                                              • Post::ActiveRecord_Relation#order_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                              • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1028
                                                                              • Symbol#to_proc $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1029
                                                                              • Array#reject! $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1029
                                                                              • Post::ActiveRecord_Relation#reverse_order_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                            • Post::ActiveRecord_Relation#select_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                            • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:851
                                                                            • Post::ActiveRecord_Relation#build_select $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:994
                                                                              • Post.arel_table $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:150
                                                                              • Arel.star $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:41
                                                                                • Arel.sql $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:37
                                                                                  • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:38
                                                                                    • String#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:38
                                                                              • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                  • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                              • Arel::SelectManager#project $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:129
                                                                                • Array#map $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:132
                                                                                  • Arel::SelectManager#block in project $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:132
                                                                                    • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                    • Array#include? $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                      • Module#== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                      • Module#== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                • Array#concat $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:132
                                                                            • Post::ActiveRecord_Relation#distinct_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                            • Arel::SelectManager#distinct $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:146
                                                                            • Post::ActiveRecord_Relation#from_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                            • Post::ActiveRecord_Relation#lock_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                        • Arel::SelectManager#create_insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/crud.rb:28
                                                                          • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/crud.rb:29
                                                                            • Arel::InsertManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:3
                                                                              • Arel::InsertManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/tree_manager.rb:9
                                                                              • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:5
                                                                                • Arel::Nodes::InsertStatement#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/insert_statement.rb:6
                                                                                  • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/insert_statement.rb:7
                                                                        • Arel::InsertManager#into $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:8
                                                                        • Post::ActiveRecord_Relation#substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:83
                                                                          • Enumerable#sort_by $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                            • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                              • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                              • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                              • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                            • String#<=> $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                            • String#<=> $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                            • String#<=> $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                          • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                            • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                              • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:86
                                                                            • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                              • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:86
                                                                            • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                              • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:86
                                                                          • Enumerable#each_with_index $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                            • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                              • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#substitute_at $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:132
                                                                                  • Fixnum#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                    • Fixnum#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                      • Fixnum#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                  • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                    • String#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                              • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#substitute_at $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:132
                                                                                  • Fixnum#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                    • Fixnum#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                      • Fixnum#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                  • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                    • String#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                              • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#substitute_at $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:132
                                                                                  • Fixnum#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                    • Fixnum#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                      • Fixnum#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                  • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                    • String#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                        • Arel::InsertManager#insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:16
                                                                          • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:19
                                                                          • Array#each $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                            • Arel::InsertManager#block in insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                            • Arel::InsertManager#block in insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                            • Arel::InsertManager#block in insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                          • Arel::InsertManager#create_values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:34
                                                                            • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:35
                                                                              • Arel::Nodes::Values#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/values.rb:9
                                                                                • Arel::Nodes::Values#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:6
                                                                                  • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:7
                                                                        • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                          • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                            • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                              • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                  • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                  • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                              • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                  • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                              • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                  • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                    • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                      • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                        • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                          • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/query_cache.rb:12
                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:93
                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#to_sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:10
                                                                              • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:11
                                                                              • Kernel#dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:12
                                                                                • Kernel#initialize_dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:12
                                                                                  • Array#initialize_copy $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:12
                                                                              • Arel::Visitors::PostGIS#accept $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:4
                                                                                • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                  • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                    • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                    • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                  • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                  • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                  • Arel::Visitors::PostGIS#visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:102
                                                                                    • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                      • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                        • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                        • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                      • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                      • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                      • Arel::Visitors::PostGIS#visit_Arel_Table $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:469
                                                                                        • Arel::Visitors::PostGIS#quote_table_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:594
                                                                                          • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:595
                                                                                    • Array#map $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                      • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                        • #<Class:0x0055e39ae44638>#name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:107
                                                                                        • Arel::Visitors::PostGIS#quote_column_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:599
                                                                                      • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                        • #<Class:0x0055e39ae44638>#name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:107
                                                                                        • Arel::Visitors::PostGIS#quote_column_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:599
                                                                                      • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                        • #<Class:0x0055e39ae44638>#name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:107
                                                                                        • Arel::Visitors::PostGIS#quote_column_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:599
                                                                                    • Array#join $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                    • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                      • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                        • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                        • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                      • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                      • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                      • Arel::Visitors::PostGIS#visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:145
                                                                                        • Array#zip $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                        • Array#map $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                          • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                            • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:147
                                                                                            • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                              • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                                • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                              • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                              • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                              • Arel::Visitors::PostGIS#literal $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:549
                                                                                          • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                            • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:147
                                                                                            • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                              • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                                • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                              • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                              • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                              • Arel::Visitors::PostGIS#literal $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:549
                                                                                          • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                            • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:147
                                                                                            • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                              • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                                • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                              • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                              • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                              • Arel::Visitors::PostGIS#literal $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:549
                                                                                        • Array#join $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                    • Array#compact $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:111
                                                                                    • Array#join $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:111
                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#sql_for_insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:162
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#use_insert_returning? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:721
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quote_column_name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:169
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:170
                                                                                • #<Class:PG::Connection>#quote_ident $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:170
                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#exec_insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:176
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#exec_query $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:136
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#without_prepared_statement? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:383
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:825
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#prepare_statement $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:864
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#sql_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:858
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#schema_search_path $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/schema_statements.rb:263
                                                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:502
                                                                                      • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:532
                                                                                        • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:533
                                                                                      • Hash#key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:502
                                                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#[] $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:503
                                                                                      • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:532
                                                                                        • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:533
                                                                                  • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/main_adapter.rb:23
                                                                                        • Geometry.check_type $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:69
                                                                                          • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                          • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:85
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:89
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:95
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:103
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:114
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:123
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:129
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:45
                                                                                            • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                              • ActiveSupport::TimeWithZone#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:355
                                                                                                • Symbol#to_sym $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                • Symbol#== $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                  • ActiveSupport::TimeWithZone#period $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:66
                                                                                                    • ActiveSupport::TimeZone#period_for_utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/values/time_zone.rb:345
                                                                                                      • TZInfo::TimezoneProxy#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:29
                                                                                                        • TZInfo::TimezoneProxy#real_timezone $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:91
                                                                                                        • TZInfo::DataTimezone#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/data_timezone.rb:13
                                                                                                          • TZInfo::DataTimezone#info $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/info_timezone.rb:22
                                                                                                          • TZInfo::ZoneinfoTimezoneInfo#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:79
                                                                                                            • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                              • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                  • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                  • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                    • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                      • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                  • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                  • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                              • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                            • TZInfo::TimeOrDateTime#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:130
                                                                                                              • Time#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:132
                                                                                                            • TZInfo::TimeOrDateTime#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:141
                                                                                                              • Time#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:143
                                                                                                            • TZInfo::ZoneinfoTimezoneInfo#transition_index $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:240
                                                                                                            • TZInfo::ZoneinfoTimezoneInfo#transition_before_end $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:262
                                                                                                            • Integer#downto $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                              • TZInfo::ZoneinfoTimezoneInfo#block in period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                                • TZInfo::TimezoneTransitionDefinition#at $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_transition_definition.rb:68
                                                                                                                • Comparable#<= $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:88
                                                                                                                  • TZInfo::TimeOrDateTime#<=> $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:225
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:226
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:231
                                                                                                                    • TZInfo::TimeOrDateTime#to_orig $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:109
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                    • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                    • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                    • Time#<=> $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:9
                                                                                                                      • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                      • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                      • Time#compare_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:236
                                                                                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:238
                                                                                                                        • Time#to_time $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                          • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                            • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                        • Time#compare_without_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                          • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                            • TZInfo::ZoneinfoTimezoneInfo#transition_after_start $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:250
                                                                                                            • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:107
                                                                                                              • TZInfo::TimezonePeriod#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:21
                                                                                                  • TZInfo::TimezonePeriod#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:202
                                                                                                    • TZInfo::TimezoneOffset#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:62
                                                                                                      • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                        • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                          • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                            • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                            • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                              • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                            • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                              • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                            • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                        • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                        • TZInfo::TimezoneOffset#block in to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:63
                                                                                                          • TZInfo::TimeOrDateTime#+ $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:252
                                                                                                            • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:256
                                                                                                            • Time#plus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:204
                                                                                                              • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                                                                              • Time#plus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                                • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                            • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:260
                                                                                                              • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                  • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                    • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                  • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:326
                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:328
                                                                                                        • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                                  • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                            • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                              • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                            • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                              • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                            • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                              • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                            • BigDecimal.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                              • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                              • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                            • Numeric.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                              • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                              • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:72
                                                                                            • Time.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:14
                                                                                              • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:15
                                                                                              • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:175
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:116
                                                                                                • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                  • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • ActiveRecord::Base.default_timezone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:118
                                                                                                • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:120
                                                                                                • ActiveSupport::TimeWithZone#localtime $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:78
                                                                                                  • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                  • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                  • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                    • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                • Time#to_formatted_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:48
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                    • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                  • Time#strftime $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                    • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                              • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                              • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:177
                                                                                              • ActiveSupport::TimeWithZone#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                • Time#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#* $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                              • Kernel#sprintf $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:178
                                                                                              • ActiveSupport::TimeWithZone#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                • Time#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/main_adapter.rb:23
                                                                                        • Geometry.check_type $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:69
                                                                                          • Kernel#kind_of? $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:70
                                                                                          • Kernel#kind_of? $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:71
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:85
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:89
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:95
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:103
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:114
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:45
                                                                                            • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                              • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:52
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/main_adapter.rb:23
                                                                                        • Geometry.check_type $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:69
                                                                                          • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                          • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:85
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:89
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:95
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:103
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:114
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:123
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:129
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:45
                                                                                            • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                              • ActiveSupport::TimeWithZone#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:355
                                                                                                • Symbol#to_sym $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                • Symbol#== $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                  • ActiveSupport::TimeWithZone#period $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:66
                                                                                                    • ActiveSupport::TimeZone#period_for_utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/values/time_zone.rb:345
                                                                                                      • TZInfo::TimezoneProxy#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:29
                                                                                                        • TZInfo::TimezoneProxy#real_timezone $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:91
                                                                                                        • TZInfo::DataTimezone#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/data_timezone.rb:13
                                                                                                          • TZInfo::DataTimezone#info $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/info_timezone.rb:22
                                                                                                          • TZInfo::ZoneinfoTimezoneInfo#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:79
                                                                                                            • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                              • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                  • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                  • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                    • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                      • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                  • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                  • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                              • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                            • TZInfo::TimeOrDateTime#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:130
                                                                                                              • Time#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:132
                                                                                                            • TZInfo::TimeOrDateTime#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:141
                                                                                                              • Time#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:143
                                                                                                            • TZInfo::ZoneinfoTimezoneInfo#transition_index $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:240
                                                                                                            • TZInfo::ZoneinfoTimezoneInfo#transition_before_end $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:262
                                                                                                            • Integer#downto $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                              • TZInfo::ZoneinfoTimezoneInfo#block in period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                                • TZInfo::TimezoneTransitionDefinition#at $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_transition_definition.rb:68
                                                                                                                • Comparable#<= $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:88
                                                                                                                  • TZInfo::TimeOrDateTime#<=> $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:225
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:226
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:231
                                                                                                                    • TZInfo::TimeOrDateTime#to_orig $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:109
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                    • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                    • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                    • Time#<=> $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:9
                                                                                                                      • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                      • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                      • Time#compare_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:236
                                                                                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:238
                                                                                                                        • Time#to_time $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                          • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                            • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                        • Time#compare_without_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                          • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                            • TZInfo::ZoneinfoTimezoneInfo#transition_after_start $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:250
                                                                                                            • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:107
                                                                                                              • TZInfo::TimezonePeriod#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:21
                                                                                                  • TZInfo::TimezonePeriod#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:202
                                                                                                    • TZInfo::TimezoneOffset#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:62
                                                                                                      • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                        • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                          • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                            • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                            • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                              • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                            • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                              • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                            • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                        • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                        • TZInfo::TimezoneOffset#block in to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:63
                                                                                                          • TZInfo::TimeOrDateTime#+ $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:252
                                                                                                            • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:256
                                                                                                            • Time#plus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:204
                                                                                                              • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                                                                              • Time#plus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                                • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                            • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:260
                                                                                                              • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                  • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                    • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                  • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:326
                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:328
                                                                                                        • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                                  • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                            • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                              • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                            • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                              • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                            • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                              • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                            • BigDecimal.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                              • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                              • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                            • Numeric.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                              • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                              • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:72
                                                                                            • Time.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:14
                                                                                              • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:15
                                                                                              • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:175
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:116
                                                                                                • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                  • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • ActiveRecord::Base.default_timezone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:118
                                                                                                • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:120
                                                                                                • ActiveSupport::TimeWithZone#localtime $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:78
                                                                                                  • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                  • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                  • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                    • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                • Time#to_formatted_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:48
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                    • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                  • Time#strftime $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                    • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                              • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                              • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:177
                                                                                              • ActiveSupport::TimeWithZone#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                • Time#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#* $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                              • Kernel#sprintf $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:178
                                                                                              • ActiveSupport::TimeWithZone#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                • Time#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:366
                                                                                    • Kernel#object_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:371
                                                                                    • ActiveSupport::Notifications::Instrumenter#instrument $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:17
                                                                                      • ActiveSupport::Notifications::Instrumenter#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:30
                                                                                        • ActiveSupport::Notifications::Fanout#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:35
                                                                                          • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                          • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                                                                            • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                                                                              • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                                                                                • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:78
                                                                                                  • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                    • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                  • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:85
                                                                                                    • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                      • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                        • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                    • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                      • ActiveSupport::Notifications::Event#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:50
                                                                                                        • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                                                                          • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                                                                            • Hash#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                                                                    • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                                                                                      • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                                                                                    • Array#last $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:87
                                                                                                    • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                                                                                      • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                                                                                    • Array#push $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:90
                                                                                            • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                                                                              • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                                                                                • ActiveRecord::ExplainSubscriber#start $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:6
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:373
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:831
                                                                                          • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                          • PG::Connection#send_query_prepared $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                          • PG::Connection#block $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:833
                                                                                          • PG::Connection#get_last_result $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:834
                                                                                      • ActiveSupport::Notifications::Instrumenter#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:35
                                                                                        • ActiveSupport::Notifications::Fanout#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:39
                                                                                          • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                          • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                                                                            • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                                                                              • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                                                                                • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:82
                                                                                                  • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                    • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                  • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:93
                                                                                                    • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                                                                                      • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                                                                                        • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                                                                                    • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                                                                                      • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                                                                                    • Array#pop $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:95
                                                                                                    • Hash#merge! $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:97
                                                                                                    • String#split $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                                                                                    • Array#first $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                                                                                    • ActiveRecord::LogSubscriber#sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:37
                                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:38
                                                                                                      • ActiveRecord::LogSubscriber.runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:9
                                                                                                        • ActiveRecord::RuntimeRegistry.sql_runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                                          • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                                                                                        • Time#minus_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:227
                                                                                                          • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                                                                                            • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                                                                                          • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:229
                                                                                                          • Time#minus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:214
                                                                                                            • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                                                                            • Time#minus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                              • Fixnum#- $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                              • Numeric#quo $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                                • Fixnum#fdiv $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                      • ActiveRecord::LogSubscriber.runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:5
                                                                                                        • ActiveRecord::RuntimeRegistry.sql_runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:19
                                                                                                          • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                        • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                      • ActiveSupport::Logger#debug? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:273
                                                                                                      • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                                                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                                                                                        • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                                                                                      • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                                                                                      • Float#round $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:45
                                                                                                      • Float#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                                        • Float#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                                          • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                                          • Float#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                                      • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                        • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                          • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:23
                                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                                        • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                          • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:23
                                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                                        • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                          • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:23
                                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                                      • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                        • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                          • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                          • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                        • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                          • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                          • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                        • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                          • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                          • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                      • ActiveRecord::LogSubscriber#odd? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:65
                                                                                                      • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:102
                                                                                                        • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                                                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:104
                                                                                                      • ActiveRecord::LogSubscriber#debug $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:92
                                                                                                        • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                          • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                        • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                          • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                        • ActiveSupport::Logger#debug /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:399
                                                                                                          • ActiveSupport::Logger#add -> block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                                                                            • ActiveSupport::Logger#block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                                                                              • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                                                                                • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                                                                                • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                                                                                • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                                                                                • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                                                                                • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                  • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                    • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                                                                                  • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                                                                                    • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                                                                                • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                                                                                  • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                                                                                    • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                                                                                      • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                                                                                      • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                                                                                      • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                                                                                    • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                                                                                      • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                                                                                    • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                                                                                      • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                                                                                        • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                                                                                      • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                                                                                              • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                                                                                • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                                                                                • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                                                                                • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                                                                                • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                                                                                • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                  • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                    • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                                                                                  • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:20
                                                                                                                    • ActiveSupport::Logger::SimpleFormatter#tags_text $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:50
                                                                                                                      • ActiveSupport::Logger::SimpleFormatter#current_tags $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:45
                                                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                                                                                      • Enumerable#any? $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                                                                                        • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                                                                                    • NilClass#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:21
                                                                                                                    • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                                                                                      • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                                                                                • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                                                                                  • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                                                                                    • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                                                                                      • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                                                                                      • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                                                                                      • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                                                                                    • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                                                                                      • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                                                                                    • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                                                                                      • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                                                                                        • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                                                                                      • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                                                                            • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                                                                              • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                                                                                • ActiveRecord::ExplainSubscriber#finish $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:10
                                                                                                  • ActiveRecord::ExplainRegistry.collect? -> block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                                                                                    • ActiveRecord::ExplainRegistry.block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                                                                                      • ActiveRecord::ExplainRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:47
                                                                                                        • ActiveRecord::ExplainRegistry#collect? $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_registry.rb:21
                                                                                • PG::Result#fields $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:141
                                                                                • Enumerable#each_with_index $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:142
                                                                                  • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:142
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_query $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:142
                                                                                      • PG::Result#ftype $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:143
                                                                                      • PG::Result#fmod $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:144
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#get_oid_type $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:763
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_map $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:759
                                                                                        • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::TypeMap#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:293
                                                                                          • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:305
                                                                                • PG::Result#values $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:148
                                                                                • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:148
                                                                                  • ActiveRecord::Result#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/result.rb:38
                                                                                • PG::Result#clear $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:149
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#use_insert_returning? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:721
                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#last_inserted_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:378
                                                                              • Array#first $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:379
                                                                              • Array#first $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:380
                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:503
                                                                      • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                                        • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                          • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                                        • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                                                          • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                                                            • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                              • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                                • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                                            • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                              • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                                                            • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                                              • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                              • Post#changes_from_nil_to_empty_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:109
                                                                              • Post#changes_from_zero_to_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:117
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                  • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                  • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Integer#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:162
                                                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:163
                                                                                    • ActiveRecord::ConnectionAdapters::Column.value_to_integer $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:171
                                                                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                      • String#to_i $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:176
                                                                            • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                            • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                                              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                                • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                                              • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                                                          • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                                                            • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                                              • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                                                              • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                                                              • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                              • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                                              • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                              • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                                                  • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                                    • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                                        • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                                    • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:79
                                                                                    • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:81
                                                                                    • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:83
                                                                                    • String#presence $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:43
                                                                                      • String#present? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:23
                                                                                        • String#blank? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:116
                                                                                          • Regexp#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:117
                                                                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                                        • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                          • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                            • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                              • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                              • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                  • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                  • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                  • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Integer#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:162
                                                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:163
                                                                                    • ActiveRecord::ConnectionAdapters::Column.value_to_integer $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:171
                                                                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                      • String#to_i $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:176
                                                              • ActiveSupport::Callbacks::Filters::Environment#value= $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:113
                                                        • ActiveSupport::Callbacks::Filters::Environment#target $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:216
                                                        • ActiveSupport::Callbacks::Filters::Environment#value $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:217
                                                        • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:218
                                                        • Enumerable#all? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                          • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                            • ActiveSupport::Callbacks::Filters::After.block (2 levels) in halting_and_conditional $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                              • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                                • ActiveSupport::Callbacks::Callback#block in make_lambda $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:424
                                                                  • Post#need_log_record? /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:96
                                                                    • Kernel#class /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:97
                                                                    • Module#to_s /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:97
                                                                    • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                      • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                    • ActiveSupport::Callbacks::Filters::Environment#value $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:86
                                              • BasicObject#!= $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:483
                                                • Fixnum#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:483
                                                  • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:483
                                  • Post#changes_applied $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:168
                                    • Post#changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:128
                                      • Post#changed $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:118
                                        • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                        • Hash#keys $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:119
                                      • Array#map $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                        • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                          • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                            • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                              • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                            • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                            • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                            • Post#__temp__479647c656 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                        • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                          • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                            • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                              • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                            • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                            • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                            • Post#__temp__36275616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                        • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                          • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                            • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                              • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                            • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                            • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                            • Post#__temp__57074616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                        • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                          • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                            • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                              • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                              • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                            • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                            • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                            • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                      • ActiveSupport::HashWithIndifferentAccess.[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:81
                                        • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:82
                                          • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:57
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:58
                                            • Hash#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:59
                                            • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                              • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                              • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                        • #<Class:Hash>#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:82
                                        • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                          • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                          • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                          • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                            • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                              • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                  • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                    • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                              • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                            • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                              • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                  • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                    • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                      • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                              • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                            • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                              • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                  • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                    • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                      • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                              • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                            • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                              • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                  • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                    • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                  • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                              • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                    • Class#new $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:170
                                      • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:57
                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:58
                                        • Hash#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:59
                                        • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                          • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                          • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                          • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                    • Post#clear_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:356
              • Post.transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:206
                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:191
                  • Hash#assert_valid_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:67
                    • Array#flatten! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:68
                    • Hash#each_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:69
                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#current_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:222
                  • ActiveRecord::ConnectionAdapters::RealTransaction#joinable? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:92
                    • ActiveRecord::ConnectionAdapters::RealTransaction#finishing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:88
                  • Object#block (3 levels) in <main> (pry):2
                    • Post.create $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:29
                      • Kernel#is_a? $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:30
                      • Post.new $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:17
                        • Post.abstract_class? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:99
                        • Array#first $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:22
                        • Post.subclass_from_attributes? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:179
                          • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                          • Post.inheritance_column $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:165
                            • Class#superclass $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:166
                            • ActiveRecord::Base.inheritance_column $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:165
                          • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:180
                        • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:30
                          • Post#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:185
                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                            • Post.column_defaults $GemPath0/gems/activerecord-4.1.4/lib/active_record/locking/optimistic.rb:172
                            • Kernel#dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                              • Kernel#initialize_dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                                • Hash#initialize_copy $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:186
                            • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                              • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                              • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                              • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                              • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                              • Post#block in initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:187
                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:189
                            • Post.initialize_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:318
                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:191
                            • Post.column_types $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:226
                            • Post#init_internals $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:431
                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:432
                              • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                              • Hash#key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:433
                            • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:47
                              • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:30
                                • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:205
                                  • Post#initialize_internals_callback $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:449
                                  • Post#ensure_proper_type $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:215
                                    • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:216
                                    • Post.finder_needs_type_condition? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:46
                                      • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:48
                                • Post#populate_with_current_scope_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:22
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:23
                                  • Post.scope_attributes? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/named.rb:43
                                    • Post.current_scope $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:13
                                      • Post.base_class $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:69
                                        • Module#< $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:70
                                        • Class#superclass $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:74
                                      • Module#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:14
                                      • ActiveRecord::Scoping::ScopeRegistry.value_for -> block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                        • ActiveRecord::Scoping::ScopeRegistry.block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                          • ActiveRecord::Scoping::ScopeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                            • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:47
                                            • ActiveRecord::Scoping::ScopeRegistry#value_for $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:67
                                              • ActiveRecord::Scoping::ScopeRegistry#raise_invalid_scope_type! $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:80
                                                • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping.rb:81
                                    • Post.default_scopes -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                      • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                    • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/named.rb:44
                                      • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/named.rb:44
                              • Post#init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:52
                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                • Post.columns $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:213
                                • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                  • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                    • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • Post#changes_from_nil_to_empty_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:109
                                      • Post#changes_from_zero_to_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:117
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                  • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                    • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                  • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                    • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                  • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                    • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                  • Post#block in init_changed_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:56
                                    • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                            • Post#init_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:454
                              • Post#assign_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:14
                                • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:15
                                • Hash#blank? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:18
                                • Hash#stringify_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:31
                                  • Hash#transform_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:8
                                    • Hash#each_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:10
                                      • Hash#block in transform_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:10
                                        • Hash#block in stringify_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:32
                                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:32
                                        • Hash#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:11
                                • Post#sanitize_for_mass_assignment $GemPath0/gems/activemodel-4.1.4/lib/active_model/forbidden_attributes_protection.rb:19
                                  • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/forbidden_attributes_protection.rb:20
                                    • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/forbidden_attributes_protection.rb:20
                                • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:26
                                  • Post#block in assign_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:26
                                    • String#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:27
                                    • Kernel#is_a? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:29
                                    • Post#_assign_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:44
                                      • Kernel#public_send $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_assignment.rb:45
                                        • Post#__temp__479647c656 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                          • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                            • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                              • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                  • Class#new $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:149
                                                    • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:57
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:58
                                                      • Hash#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:59
                                                      • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                                        • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                                        • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                        • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                  • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                    • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                  • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                              • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                    • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                      • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                      • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                        • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                        • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                          • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                          • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Identity#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:12
                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                              • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                            • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                              • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                      • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                            • Kernel#block_given? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:200
                            • Post#_initialize_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                              • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                  • Post._initialize_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                    • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                            • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                      • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:266
                        • Post#rollback_active_record_state! $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:281
                          • Post#remember_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:343
                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:344
                            • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                            • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                              • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                              • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                            • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                  • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                    • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                    • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                    • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                      • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                      • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                        • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                        • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                            • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:345
                            • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:348
                            • Kernel#frozen? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:352
                          • Post#block in save $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:267
                            • Post#with_transaction_returning_status $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:324
                              • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:326
                              • Post.transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:206
                                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:191
                                  • Hash#assert_valid_keys $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:67
                                    • Array#flatten! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:68
                                    • Hash#each_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/hash/keys.rb:69
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#current_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:222
                                  • ActiveRecord::ConnectionAdapters::RealTransaction#joinable? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:92
                                    • ActiveRecord::ConnectionAdapters::RealTransaction#finishing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:88
                                  • Post#block in with_transaction_returning_status $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:326
                                    • Post#add_to_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:312
                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:313
                                      • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                        • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                          • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                            • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                            • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                          • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                              • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                            • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                              • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                  • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                    • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                      • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                      • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#add_transaction_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:248
                                        • ActiveRecord::ConnectionAdapters::RealTransaction#add_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:124
                                          • Post#has_transactional_callbacks? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:378
                                            • Post#_rollback_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                              • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                  • Post._rollback_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                    • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                            • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                            • Post#_commit_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                              • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                  • Post._commit_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                    • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                            • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                            • Post#_create_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                              • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                  • Post._create_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                    • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                            • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                      • Post#remember_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:343
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:344
                                        • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                        • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                          • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                        • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                          • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                        • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:345
                                        • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:348
                                        • Kernel#frozen? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:352
                                    • Post#block (2 levels) in save $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:268
                                      • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:20
                                        • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/validations.rb:50
                                          • Post#perform_validations $GemPath0/gems/activerecord-4.1.4/lib/active_record/validations.rb:76
                                            • Post#valid? $GemPath0/gems/activerecord-4.1.4/lib/active_record/validations.rb:68
                                              • Post#new_record? $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:68
                                                • Post#sync_with_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:401
                                                  • Post#update_attributes_from_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:405
                                              • Post#valid? $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:314
                                                • Post#errors $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:281
                                                  • Class#new $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:282
                                                    • ActiveModel::Errors#initialize $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:71
                                                • ActiveModel::Errors#clear $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:86
                                                  • Hash#clear $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:87
                                                • Post#run_validations! $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations/callbacks.rb:110
                                                  • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                                    • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                                    • Post#_validation_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                      • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                        • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                        • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                        • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                          • Post._validation_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                            • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                    • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                                    • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                                                    • Post#block in run_validations! $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations/callbacks.rb:111
                                                      • Post#run_validations! $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:375
                                                        • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                                          • Post#_validate_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                              • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                              • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                                • Post._validate_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                          • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                                          • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                                                        • Post#errors $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:281
                                                        • ActiveModel::Errors#empty? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:216
                                                          • Enumerable#all? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:217
                                                            • ActiveModel::Errors#each $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:160
                                                              • Hash#each_key $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:161
                                              • Post#errors $GemPath0/gems/activemodel-4.1.4/lib/active_model/validations.rb:281
                                              • ActiveModel::Errors#empty? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:216
                                                • Enumerable#all? $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:217
                                                  • ActiveModel::Errors#each $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:160
                                                    • Hash#each_key $GemPath0/gems/activemodel-4.1.4/lib/active_model/errors.rb:161
                                          • Post#save $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:102
                                            • Post#create_or_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:301
                                              • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                                • Post#_save_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                  • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                    • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                    • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                    • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                      • Post._save_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                                • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                                                • Post#block in create_or_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:302
                                                  • Post#create_or_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:480
                                                    • Post#readonly? $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:340
                                                    • Post#new_record? $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:68
                                                      • Post#sync_with_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:401
                                                        • Post#update_attributes_from_transaction_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:405
                                                    • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:46
                                                      • Post#record_timestamps -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                        • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                          • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                          • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                          • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                            • Post.record_timestamps -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                      • Post#current_time_from_proper_timezone $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:107
                                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                        • Post.default_timezone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                        • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                        • #<Class:Time>#now $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                          • Time#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                            • Fixnum#+ $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:108
                                                      • Post#all_timestamp_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:97
                                                        • Post#timestamp_attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:93
                                                        • Post#timestamp_attributes_for_update $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:89
                                                      • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                        • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                          • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                            • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                            • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                            • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                            • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                            • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                                                              • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                              • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                          • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                          • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                            • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                            • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                            • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                            • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                          • Post#__temp__36275616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                            • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                              • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                              • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                  • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                    • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                    • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                      • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                  • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                        • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                    • NilClass#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                      • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                      • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                      • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                        • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                          • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:52
                                                          • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                                            • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                                              • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                                • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                                  • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                    • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                  • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                              • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                      • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                      • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                        • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                              • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                                • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                                            • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                                              • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                                • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                      • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                        • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                          • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                            • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                            • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                            • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                                • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                                • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                              • String#to_s $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                              • Post#match_attribute_method? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:471
                                                                • Kernel#class $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:472
                                                                • Post.attribute_method_matcher $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:356
                                                                  • Post.attribute_method_matchers_cache $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:352
                                                                  • ThreadSafe::Cache#compute_if_absent $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/mri_cache_backend.rb:16
                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                • ActiveModel::AttributeMethods::ClassMethods::AttributeMethodMatcher::AttributeMethodMatch#attr_name $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:473
                                                                • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:42
                                                                  • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:419
                                                                    • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:421
                                                              • NilClass#nil? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                        • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                          • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                            • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                            • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                            • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                            • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                            • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Post#has_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:256
                                                              • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                              • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:257
                                                          • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                          • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                            • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                            • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                            • Enumerable#any? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                            • Post.column_names $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:259
                                                            • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:240
                                                          • Post#__temp__57074616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                            • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                              • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                              • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                  • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                    • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                    • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                      • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                  • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                        • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                    • NilClass#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                      • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                      • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                      • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                        • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                          • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:51
                                                          • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:52
                                                          • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                                            • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                                              • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                                • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                                  • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                    • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                  • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                              • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                  • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                      • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                      • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                        • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                              • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                                • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                                            • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                                              • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                                • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                      • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                        • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/timestamp.rb:50
                                                          • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                            • Symbol#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                            • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                            • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                                • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                              • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                                • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                              • String#to_s $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                              • Post#match_attribute_method? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:471
                                                                • Kernel#class $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:472
                                                                • Post.attribute_method_matcher $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:356
                                                                  • Post.attribute_method_matchers_cache $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:352
                                                                  • ThreadSafe::Cache#compute_if_absent $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/mri_cache_backend.rb:16
                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                • ActiveModel::AttributeMethods::ClassMethods::AttributeMethodMatcher::AttributeMethodMatch#attr_name $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:473
                                                                • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:42
                                                                  • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:419
                                                                    • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:421
                                                              • NilClass#nil? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                      • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:305
                                                        • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                                                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                                                          • Post#_create_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                              • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                              • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                                • Post._create_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                          • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                                                          • ActiveSupport::Callbacks::CallbackChain#compile $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:509
                                                          • #<Class:ActiveSupport::Callbacks::Filters::Environment>#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:85
                                                            • Struct#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:85
                                                          • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:86
                                                            • ActiveSupport::Callbacks::Filters::After.block in halting_and_conditional $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:214
                                                              • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:215
                                                                • ActiveSupport::Callbacks::Filters::Before.block in halting $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:154
                                                                  • ActiveSupport::Callbacks::Filters::Environment#target $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:155
                                                                  • ActiveSupport::Callbacks::Filters::Environment#value $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:156
                                                                  • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:157
                                                                  • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:160
                                                                    • ActiveSupport::Callbacks::Callback#block in make_lambda $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:424
                                                                      • Post#set_creator_attribute /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:140
                                                                        • Post#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:228
                                                                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:229
                                                                          • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:230
                                                                          • Post.define_attribute_methods $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:68
                                                                          • Post#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:451
                                                                            • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                                              • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:452
                                                                            • Kernel#respond_to? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                                              • Kernel#respond_to_missing? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:454
                                                                            • String#to_s $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                                            • Post#match_attribute_method? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:471
                                                                              • Kernel#class $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:472
                                                                              • Post.attribute_method_matcher $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:356
                                                                                • Post.attribute_method_matchers_cache $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:352
                                                                                • ThreadSafe::Cache#compute_if_absent $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/mri_cache_backend.rb:16
                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                              • ActiveModel::AttributeMethods::ClassMethods::AttributeMethodMatcher::AttributeMethodMatch#attr_name $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:473
                                                                              • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:42
                                                                                • Post#attribute_method? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:419
                                                                                  • Hash#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:421
                                                                            • NilClass#nil? $GemPath0/gems/activemodel-4.1.4/lib/active_model/attribute_methods.rb:459
                                                                  • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:161
                                                                    • ActiveRecord::Base.block in define_model_callbacks $GemPath0/gems/activemodel-4.1.4/lib/active_model/callbacks.rb:103
                                                                  • ActiveSupport::Callbacks::Filters::Environment#halted= $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:161
                                                                  • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:162
                                                                  • ActiveSupport::Callbacks::Filters::End#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:111
                                                                    • ActiveSupport::Callbacks::Filters::Environment#run_block $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:112
                                                                    • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:113
                                                                    • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:113
                                                                      • Post#block in _create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/callbacks.rb:306
                                                                        • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:86
                                                                          • Post#partial_writes? -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:113
                                                                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:113
                                                                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:113
                                                                                • Post#partial_writes -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                                                  • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                                                                                    • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                                                                                    • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                                                    • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                                                                      • Post.partial_writes -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                          • Post#keys_for_partial_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:92
                                                                            • Post#changed $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:118
                                                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                              • Hash#keys $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:119
                                                                          • Post#_create_record $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:499
                                                                            • Post#arel_attributes_with_values_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:411
                                                                              • Post#attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:447
                                                                                • Array#select $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                                  • Post#block in attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                                    • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                      • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                    • Post#pk_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:457
                                                                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                  • Post#block in attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                                    • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                      • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                    • Post#pk_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:457
                                                                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                  • Post#block in attributes_for_create $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:448
                                                                                    • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                      • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                    • Post#pk_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:457
                                                                                      • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                        • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                              • Post#arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:428
                                                                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:430
                                                                                • Post.arel_table $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:150
                                                                                • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                                  • Post#block in arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                                    • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                      • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                        • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                    • Post#typecasted_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:461
                                                                                      • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                        • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                          • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                            • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                              • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                              • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                                • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                                • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                                • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                                • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                                • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Identity#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:12
                                                                                    • Struct#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                      • Arel::Table#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:115
                                                                                        • String#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:119
                                                                                      • String#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                  • Post#block in arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                                    • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                      • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                        • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                    • Post#typecasted_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:461
                                                                                      • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                        • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                          • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                            • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                              • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                              • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                                • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                            • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                                  • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                                  • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                                                              • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                              • Time.zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:11
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                              • Time#in_time_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:19
                                                                                                • Time.find_zone! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:54
                                                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:55
                                                                                                • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                  • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • Time#time_with_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:32
                                                                                                  • Time#utc? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                  • Time#getutc $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                  • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • ActiveSupport::TimeWithZone#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:46
                                                                                    • Struct#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                      • Arel::Table#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:115
                                                                                        • String#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:119
                                                                                      • String#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                  • Post#block in arel_attributes_with_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:432
                                                                                    • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                      • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                        • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                    • Post#typecasted_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:461
                                                                                      • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                        • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                        • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                          • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                            • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                            • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                              • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                              • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                                • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                            • ActiveRecord::AttributeMethods::TimeZoneConversion::Type#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/time_zone_conversion.rb:9
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                                  • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                                  • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                                  • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Timestamp#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:180
                                                                                                    • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:181
                                                                                                    • ActiveRecord::ConnectionAdapters::PostgreSQLColumn.string_to_time $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:16
                                                                                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/cast.rb:17
                                                                                              • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                              • Time.zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:11
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:12
                                                                                              • Time#in_time_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:19
                                                                                                • Time.find_zone! $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:54
                                                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/zones.rb:55
                                                                                                • Time#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                  • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                • Time#time_with_zone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:32
                                                                                                  • Time#utc? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                  • Time#getutc $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                  • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/date_and_time/zones.rb:34
                                                                                                    • ActiveSupport::TimeWithZone#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:46
                                                                                    • Struct#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                                      • Arel::Table#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:115
                                                                                        • String#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:119
                                                                                      • String#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:433
                                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:502
                                                                            • Post.unscoped $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/default.rb:31
                                                                              • Kernel#block_given? $GemPath0/gems/activerecord-4.1.4/lib/active_record/scoping/default.rb:32
                                                                              • Post.relation $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:166
                                                                                • Post.arel_table $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:150
                                                                                • ActiveRecord::Relation.create $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:105
                                                                                  • ActiveRecord::Relation.relation_class_for $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:111
                                                                                    • Post.relation_delegate_class $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:8
                                                                                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:9
                                                                                  • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:106
                                                                                    • Post::ActiveRecord_Relation#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:23
                                                                                • Post.finder_needs_type_condition? $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:46
                                                                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/inheritance.rb:48
                                                                            • Post::ActiveRecord_Relation#insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:39
                                                                              • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                              • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:42
                                                                              • Hash#keys $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                              • Enumerable#find $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                                • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                                  • Post::ActiveRecord_Relation#block in insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                                    • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:44
                                                                                    • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                      • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                                  • Post::ActiveRecord_Relation#block in insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                                    • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:44
                                                                                    • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                      • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                                  • Post::ActiveRecord_Relation#block in insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:43
                                                                                    • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:44
                                                                                    • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                      • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                              • Post::ActiveRecord_Relation#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                  • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                    • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                      • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                        • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                      • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                        • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                          • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                            • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                        • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                        • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                          • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                            • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                              • Post.table_name $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:108
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#prefetch_primary_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:191
                                                                              • Post::ActiveRecord_Relation#arel $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:829
                                                                                • Post::ActiveRecord_Relation#build_arel $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:835
                                                                                  • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:836
                                                                                    • Arel::SelectManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:7
                                                                                      • Arel::SelectManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/tree_manager.rb:9
                                                                                      • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:9
                                                                                        • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_statement.rb:7
                                                                                          • Arel::Nodes::SelectCore#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_core.rb:7
                                                                                            • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_core.rb:8
                                                                                            • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_core.rb:9
                                                                                              • Arel::Nodes::JoinSource#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/join_source.rb:9
                                                                                                • Arel::Nodes::JoinSource#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:6
                                                                                                  • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:7
                                                                                        • Arel::Nodes::SelectStatement#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_statement.rb:7
                                                                                          • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/select_statement.rb:8
                                                                                      • Array#last $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:10
                                                                                      • Arel::SelectManager#from $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:85
                                                                                        • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:86
                                                                                        • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:92
                                                                                  • Post::ActiveRecord_Relation#joins_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                                  • Post::ActiveRecord_Relation#where_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                                  • Array#- $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:840
                                                                                  • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:840
                                                                                  • Post::ActiveRecord_Relation#collapse_wheres $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:909
                                                                                    • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:910
                                                                                    • Array#present? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:23
                                                                                      • Array#blank? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:24
                                                                                  • Post::ActiveRecord_Relation#having_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                                  • Post::ActiveRecord_Relation#limit_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                                  • Post::ActiveRecord_Relation#offset_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                                  • Post::ActiveRecord_Relation#group_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                                  • Post::ActiveRecord_Relation#build_order $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1027
                                                                                    • Post::ActiveRecord_Relation#order_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                                    • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1028
                                                                                    • Symbol#to_proc $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1029
                                                                                    • Array#reject! $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:1029
                                                                                    • Post::ActiveRecord_Relation#reverse_order_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                                  • Post::ActiveRecord_Relation#select_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:61
                                                                                  • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:851
                                                                                  • Post::ActiveRecord_Relation#build_select $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:994
                                                                                    • Post.arel_table $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:150
                                                                                    • Arel.star $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:41
                                                                                      • Arel.sql $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:37
                                                                                        • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:38
                                                                                          • String#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel.rb:38
                                                                                    • Arel::Table#[] $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:103
                                                                                      • #<Class:#<Class:0x0055e39ae44638>>#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                        • Struct#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/table.rb:104
                                                                                    • Arel::SelectManager#project $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:129
                                                                                      • Array#map $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:132
                                                                                        • Arel::SelectManager#block in project $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:132
                                                                                          • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                          • Array#include? $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                            • Module#== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                            • Module#== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:133
                                                                                      • Array#concat $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:132
                                                                                  • Post::ActiveRecord_Relation#distinct_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                                  • Arel::SelectManager#distinct $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/select_manager.rb:146
                                                                                  • Post::ActiveRecord_Relation#from_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                                  • Post::ActiveRecord_Relation#lock_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/query_methods.rb:74
                                                                              • Arel::SelectManager#create_insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/crud.rb:28
                                                                                • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/crud.rb:29
                                                                                  • Arel::InsertManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:3
                                                                                    • Arel::InsertManager#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/tree_manager.rb:9
                                                                                    • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:5
                                                                                      • Arel::Nodes::InsertStatement#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/insert_statement.rb:6
                                                                                        • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/insert_statement.rb:7
                                                                              • Arel::InsertManager#into $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:8
                                                                              • Post::ActiveRecord_Relation#substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:83
                                                                                • Enumerable#sort_by $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                  • Hash#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                    • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                      • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                    • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                      • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                    • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                      • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                  • String#<=> $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                  • String#<=> $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                  • String#<=> $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:84
                                                                                • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                                  • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                                    • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                    • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:86
                                                                                  • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                                    • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                    • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:86
                                                                                  • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:85
                                                                                    • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                    • #<Class:0x0055e39ae44638>#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:86
                                                                                • Enumerable#each_with_index $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                  • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                    • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                      • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                        • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                          • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                            • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                            • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                          • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                                • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                              • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                            • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                              • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                                • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                                  • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                                    • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                      • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#substitute_at $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:132
                                                                                        • Fixnum#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                          • Fixnum#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                            • Fixnum#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                        • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                          • String#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                    • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                      • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                        • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                          • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                            • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                            • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                          • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                                • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                              • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                            • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                              • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                                • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                                  • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                                    • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                      • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#substitute_at $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:132
                                                                                        • Fixnum#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                          • Fixnum#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                            • Fixnum#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                        • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                          • String#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                    • Post::ActiveRecord_Relation#block in substitute_values $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation.rb:89
                                                                                      • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                        • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                          • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                            • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                              • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                            • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                              • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                          • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                              • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                                • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                              • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                            • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                              • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                                • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                                  • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                                    • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                      • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                      • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#substitute_at $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:132
                                                                                        • Fixnum#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                          • Fixnum#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                            • Fixnum#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                        • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                                          • String#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:133
                                                                              • Arel::InsertManager#insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:16
                                                                                • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:19
                                                                                • Array#each $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                                  • Arel::InsertManager#block in insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                                  • Arel::InsertManager#block in insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                                  • Arel::InsertManager#block in insert $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:26
                                                                                • Arel::InsertManager#create_values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:34
                                                                                  • Class#new $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/insert_manager.rb:35
                                                                                    • Arel::Nodes::Values#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/values.rb:9
                                                                                      • Arel::Nodes::Values#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:6
                                                                                        • BasicObject#initialize $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/nodes/binary.rb:7
                                                                              • Post.connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:86
                                                                                • Post.retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:112
                                                                                  • Post.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:98
                                                                                    • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                      • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                        • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                    • Post.default_connection_handler -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                      • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                                                                  • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:539
                                                                                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:573
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionHandler#class_to_pool $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:590
                                                                                        • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:591
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                          • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                      • Module#name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:574
                                                                                      • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                    • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:261
                                                                                      • ActiveRecord::ConnectionAdapters::ConnectionPool#current_connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/connection_pool.rb:438
                                                                                        • ActiveRecord::Base.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_handling.rb:90
                                                                                          • ActiveRecord::RuntimeRegistry.connection_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                            • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                      • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                        • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                              • Post::ActiveRecord_Relation#primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/relation/delegation.rb:48
                                                                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/query_cache.rb:12
                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:93
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#to_sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:10
                                                                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:11
                                                                                    • Kernel#dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:12
                                                                                      • Kernel#initialize_dup $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:12
                                                                                        • Array#initialize_copy $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:12
                                                                                    • Arel::Visitors::PostGIS#accept $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:4
                                                                                      • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                        • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                          • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                          • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                        • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                        • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                        • Arel::Visitors::PostGIS#visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:102
                                                                                          • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                            • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                              • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                              • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                            • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                            • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                            • Arel::Visitors::PostGIS#visit_Arel_Table $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:469
                                                                                              • Arel::Visitors::PostGIS#quote_table_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:594
                                                                                                • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:595
                                                                                          • Array#map $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                            • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:107
                                                                                              • Arel::Visitors::PostGIS#quote_column_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:599
                                                                                            • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:107
                                                                                              • Arel::Visitors::PostGIS#quote_column_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:599
                                                                                            • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_InsertStatement $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                              • #<Class:0x0055e39ae44638>#name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:107
                                                                                              • Arel::Visitors::PostGIS#quote_column_name $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:599
                                                                                          • Array#join $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:106
                                                                                          • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                            • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                              • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                              • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                            • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                            • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                            • Arel::Visitors::PostGIS#visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:145
                                                                                              • Array#zip $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                              • Array#map $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                                • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                                  • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:147
                                                                                                  • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                                    • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                                      • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                      • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                    • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                                    • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                                    • Arel::Visitors::PostGIS#literal $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:549
                                                                                                • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                                  • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:147
                                                                                                  • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                                    • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                                      • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                      • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                    • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                                    • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                                    • Arel::Visitors::PostGIS#literal $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:549
                                                                                                • Arel::Visitors::PostGIS#block in visit_Arel_Nodes_Values $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                                  • Module#=== $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:147
                                                                                                  • Arel::Visitors::PostGIS#visit $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:21
                                                                                                    • Arel::Visitors::PostGIS#dispatch $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:17
                                                                                                      • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                      • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:18
                                                                                                    • Kernel#class $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                                    • Kernel#hash $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/visitor.rb:22
                                                                                                    • Arel::Visitors::PostGIS#literal $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:549
                                                                                              • Array#join $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:146
                                                                                          • Array#compact $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:111
                                                                                          • Array#join $GemPath0/gems/arel-5.0.1.20140414130214/lib/arel/visitors/to_sql.rb:111
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#sql_for_insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:162
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#use_insert_returning? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:721
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quote_column_name $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:169
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:170
                                                                                      • #<Class:PG::Connection>#quote_ident $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:170
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#exec_insert $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:176
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#exec_query $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:136
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#without_prepared_statement? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:383
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:825
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#prepare_statement $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:864
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#sql_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:858
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#schema_search_path $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/schema_statements.rb:263
                                                                                          • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:502
                                                                                            • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:532
                                                                                              • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:533
                                                                                            • Hash#key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:502
                                                                                          • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#[] $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:503
                                                                                            • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::StatementPool#cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:532
                                                                                              • #<Class:Process>#pid $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:533
                                                                                        • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/main_adapter.rb:23
                                                                                              • Geometry.check_type $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:69
                                                                                                • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                                • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:85
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:89
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:95
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:103
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:114
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:123
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:129
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:45
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                                    • ActiveSupport::TimeWithZone#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:355
                                                                                                      • Symbol#to_sym $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                      • Symbol#== $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                      • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                        • ActiveSupport::TimeWithZone#period $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:66
                                                                                                          • ActiveSupport::TimeZone#period_for_utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/values/time_zone.rb:345
                                                                                                            • TZInfo::TimezoneProxy#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:29
                                                                                                              • TZInfo::TimezoneProxy#real_timezone $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:91
                                                                                                              • TZInfo::DataTimezone#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/data_timezone.rb:13
                                                                                                                • TZInfo::DataTimezone#info $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/info_timezone.rb:22
                                                                                                                • TZInfo::ZoneinfoTimezoneInfo#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:79
                                                                                                                  • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                    • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                      • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                        • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                          • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                            • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                        • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                        • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                                    • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                                  • TZInfo::TimeOrDateTime#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:130
                                                                                                                    • Time#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:132
                                                                                                                  • TZInfo::TimeOrDateTime#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:141
                                                                                                                    • Time#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:143
                                                                                                                  • TZInfo::ZoneinfoTimezoneInfo#transition_index $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:240
                                                                                                                  • TZInfo::ZoneinfoTimezoneInfo#transition_before_end $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:262
                                                                                                                  • Integer#downto $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                                    • TZInfo::ZoneinfoTimezoneInfo#block in period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                                      • TZInfo::TimezoneTransitionDefinition#at $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_transition_definition.rb:68
                                                                                                                      • Comparable#<= $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:88
                                                                                                                        • TZInfo::TimeOrDateTime#<=> $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:225
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:226
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:231
                                                                                                                          • TZInfo::TimeOrDateTime#to_orig $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:109
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                          • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                          • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                          • Time#<=> $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:9
                                                                                                                            • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                            • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                            • Time#compare_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:236
                                                                                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:238
                                                                                                                              • Time#to_time $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                                • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                              • Time#compare_without_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                                • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                  • TZInfo::ZoneinfoTimezoneInfo#transition_after_start $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:250
                                                                                                                  • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:107
                                                                                                                    • TZInfo::TimezonePeriod#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:21
                                                                                                        • TZInfo::TimezonePeriod#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:202
                                                                                                          • TZInfo::TimezoneOffset#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:62
                                                                                                            • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                              • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                  • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                  • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                    • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                      • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                  • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                  • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                              • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                              • TZInfo::TimezoneOffset#block in to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:63
                                                                                                                • TZInfo::TimeOrDateTime#+ $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:252
                                                                                                                  • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:256
                                                                                                                  • Time#plus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:204
                                                                                                                    • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                                                                                    • Time#plus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                                      • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                                  • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:260
                                                                                                                    • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                      • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                      • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                        • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                          • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                      • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                        • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:326
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:328
                                                                                                              • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                      • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                                        • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                                  • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                  • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                  • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                                  • BigDecimal.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                                    • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                    • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                  • Numeric.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                                    • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                    • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:72
                                                                                                  • Time.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:14
                                                                                                    • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:15
                                                                                                    • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:175
                                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:116
                                                                                                      • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                        • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                        • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                        • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                      • ActiveRecord::Base.default_timezone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                      • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:118
                                                                                                      • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:120
                                                                                                      • ActiveSupport::TimeWithZone#localtime $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:78
                                                                                                        • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                        • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                        • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                        • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                          • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                      • Time#to_formatted_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:48
                                                                                                        • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                          • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                        • Time#strftime $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                          • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                    • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                      • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                      • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                      • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:177
                                                                                                    • ActiveSupport::TimeWithZone#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                      • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                      • Time#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#* $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                    • Kernel#sprintf $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:178
                                                                                                    • ActiveSupport::TimeWithZone#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                      • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                      • Time#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/main_adapter.rb:23
                                                                                              • Geometry.check_type $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:69
                                                                                                • Kernel#kind_of? $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:70
                                                                                                • Kernel#kind_of? $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:71
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:85
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:89
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:95
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:103
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:114
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:45
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                                    • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:52
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:827
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/main_adapter.rb:23
                                                                                              • Geometry.check_type $GemPath0/gems/rgeo-0.4.0/lib/rgeo/feature/types.rb:69
                                                                                                • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                                • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:85
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:89
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:95
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:103
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:114
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:123
                                                                                                • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:129
                                                                                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:45
                                                                                                  • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:46
                                                                                                    • ActiveSupport::TimeWithZone#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:355
                                                                                                      • Symbol#to_sym $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                      • Symbol#== $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:357
                                                                                                      • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                        • ActiveSupport::TimeWithZone#period $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:66
                                                                                                          • ActiveSupport::TimeZone#period_for_utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/values/time_zone.rb:345
                                                                                                            • TZInfo::TimezoneProxy#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:29
                                                                                                              • TZInfo::TimezoneProxy#real_timezone $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_proxy.rb:91
                                                                                                              • TZInfo::DataTimezone#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/data_timezone.rb:13
                                                                                                                • TZInfo::DataTimezone#info $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/info_timezone.rb:22
                                                                                                                • TZInfo::ZoneinfoTimezoneInfo#period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:79
                                                                                                                  • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                                    • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                    • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                      • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                        • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                        • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                          • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                            • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                        • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                            • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                        • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                                    • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                                  • TZInfo::TimeOrDateTime#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:130
                                                                                                                    • Time#year $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:132
                                                                                                                  • TZInfo::TimeOrDateTime#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:141
                                                                                                                    • Time#mon $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:143
                                                                                                                  • TZInfo::ZoneinfoTimezoneInfo#transition_index $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:240
                                                                                                                  • TZInfo::ZoneinfoTimezoneInfo#transition_before_end $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:262
                                                                                                                  • Integer#downto $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                                    • TZInfo::ZoneinfoTimezoneInfo#block in period_for_utc $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:87
                                                                                                                      • TZInfo::TimezoneTransitionDefinition#at $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_transition_definition.rb:68
                                                                                                                      • Comparable#<= $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:88
                                                                                                                        • TZInfo::TimeOrDateTime#<=> $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:225
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:226
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:231
                                                                                                                          • TZInfo::TimeOrDateTime#to_orig $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:109
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:237
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                          • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:241
                                                                                                                          • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                          • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                                          • Time#<=> $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:9
                                                                                                                            • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                            • Module#=== $GemPath0/gems/rake-10.4.2/lib/rake/ext/time.rb:10
                                                                                                                            • Time#compare_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:236
                                                                                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:238
                                                                                                                              • Time#to_time $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                                • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                                  • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                              • Time#compare_without_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                                • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:239
                                                                                                                  • TZInfo::ZoneinfoTimezoneInfo#transition_after_start $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:250
                                                                                                                  • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/transition_data_timezone_info.rb:107
                                                                                                                    • TZInfo::TimezonePeriod#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:21
                                                                                                        • TZInfo::TimezonePeriod#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_period.rb:202
                                                                                                          • TZInfo::TimezoneOffset#to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:62
                                                                                                            • TZInfo::TimeOrDateTime.wrap $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:320
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                              • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:321
                                                                                                                • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                  • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                  • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                    • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                      • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                  • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                    • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                  • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                              • Kernel#block_given? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:323
                                                                                                              • TZInfo::TimezoneOffset#block in to_local $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/timezone_offset.rb:63
                                                                                                                • TZInfo::TimeOrDateTime#+ $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:252
                                                                                                                  • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:256
                                                                                                                  • Time#plus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:204
                                                                                                                    • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                                                                                    • Time#plus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                                      • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:208
                                                                                                                  • Class#new $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:260
                                                                                                                    • TZInfo::TimeOrDateTime#initialize $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:17
                                                                                                                      • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:22
                                                                                                                      • TZInfo::RubyCoreSupport.time_nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:111
                                                                                                                        • Time#nsec $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                          • Fixnum#divmod $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/ruby_core_support.rb:112
                                                                                                                      • Kernel#Rational $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                        • #<Class:Rational>#convert $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Integer#integer? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                          • Fixnum#div $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:27
                                                                                                                      • Time#utc? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:29
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:326
                                                                                                              • Kernel#is_a? $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:328
                                                                                                              • TZInfo::TimeOrDateTime#to_time $GemPath0/gems/tzinfo-1.2.5/lib/tzinfo/time_or_datetime.rb:50
                                                                                                      • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                                        • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:358
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:51
                                                                                                  • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                  • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:62
                                                                                                  • Kernel#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:69
                                                                                                  • BigDecimal.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                                    • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                    • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                  • Numeric.=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:45
                                                                                                    • Kernel#instance_of? $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                    • Module#=== $GemPath0/gems/will_paginate-3.0.7/lib/will_paginate/page_number.rb:46
                                                                                                  • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:72
                                                                                                  • Time.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:14
                                                                                                    • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:15
                                                                                                    • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:175
                                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#quoted_date $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:116
                                                                                                      • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                        • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                        • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                        • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                      • ActiveRecord::Base.default_timezone $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                      • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:118
                                                                                                      • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/quoting.rb:120
                                                                                                      • ActiveSupport::TimeWithZone#localtime $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:78
                                                                                                        • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                        • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                        • ActiveSupport::TimeWithZone#utc $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:57
                                                                                                        • Time#getlocal $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                          • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:79
                                                                                                      • Time#to_formatted_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:48
                                                                                                        • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                          • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                        • Time#strftime $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                          • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/conversions.rb:50
                                                                                                    • ActiveSupport::TimeWithZone#acts_like? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:7
                                                                                                      • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                      • String#intern $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                      • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/acts_like.rb:8
                                                                                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:177
                                                                                                    • ActiveSupport::TimeWithZone#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                      • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                      • Time#usec $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#* $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                    • Kernel#sprintf $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/quoting.rb:178
                                                                                                    • ActiveSupport::TimeWithZone#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:297
                                                                                                      • ActiveSupport::TimeWithZone#time $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:52
                                                                                                      • Time#year $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#<=> $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                                        • Fixnum#divmod $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:298
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:366
                                                                                          • Kernel#object_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:371
                                                                                          • ActiveSupport::Notifications::Instrumenter#instrument $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:17
                                                                                            • ActiveSupport::Notifications::Instrumenter#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:30
                                                                                              • ActiveSupport::Notifications::Fanout#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:35
                                                                                                • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                                • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                                                                                  • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                                                                                    • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                                                                                      • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:78
                                                                                                        • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                          • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                        • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:85
                                                                                                          • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                            • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                              • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                          • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                                                                                            • ActiveSupport::Notifications::Event#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:50
                                                                                                              • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                                                                                • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                                                                                  • Hash#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                                                                                          • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                                                                                            • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                                                                                          • Array#last $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:87
                                                                                                          • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                                                                                            • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                                                                                          • Array#push $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:90
                                                                                                  • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                                                                                    • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                                                                                      • ActiveRecord::ExplainSubscriber#start $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:6
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:373
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:831
                                                                                                • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in exec_cache $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                                • PG::Connection#send_query_prepared $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:832
                                                                                                • PG::Connection#block $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:833
                                                                                                • PG::Connection#get_last_result $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:834
                                                                                            • ActiveSupport::Notifications::Instrumenter#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:35
                                                                                              • ActiveSupport::Notifications::Fanout#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:39
                                                                                                • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                                                                                                  • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                                                                                    • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                                                                                                • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                                                                                  • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                                                                                    • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                                                                                      • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:82
                                                                                                        • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                          • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                        • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:93
                                                                                                          • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                                                                                            • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                                                                                              • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                                                                                          • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                                                                                            • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                                                                                          • Array#pop $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:95
                                                                                                          • Hash#merge! $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:97
                                                                                                          • String#split $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                                                                                          • Array#first $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                                                                                          • ActiveRecord::LogSubscriber#sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:37
                                                                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:38
                                                                                                            • ActiveRecord::LogSubscriber.runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:9
                                                                                                              • ActiveRecord::RuntimeRegistry.sql_runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                                                                                                • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                                  • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                                  • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                                                                                              • Time#minus_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:227
                                                                                                                • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                                                                                                  • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:229
                                                                                                                • Time#minus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:214
                                                                                                                  • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                                                                                    • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                                                                                                  • Time#minus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                                    • Fixnum#- $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                                    • Numeric#quo $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                                      • Fixnum#fdiv $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                                                                            • ActiveRecord::LogSubscriber.runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:5
                                                                                                              • ActiveRecord::RuntimeRegistry.sql_runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:19
                                                                                                                • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                                  • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                                  • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                              • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                            • ActiveSupport::Logger#debug? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:273
                                                                                                            • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                                                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                                                                                              • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                                                                                            • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                                                                                            • Float#round $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:45
                                                                                                            • Float#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                                              • Float#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                                                                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                                                                                                • Float#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                                                                                            • Array#map $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                              • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                                • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:23
                                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                                              • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                                • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:23
                                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                                              • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:50
                                                                                                                • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:23
                                                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                                            • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                              • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                                • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                                • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                              • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                                • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                                • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                              • Array#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                                • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                                • String#inspect $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:52
                                                                                                            • ActiveRecord::LogSubscriber#odd? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:65
                                                                                                            • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:102
                                                                                                              • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                                                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:104
                                                                                                            • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:102
                                                                                                              • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                                                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:104
                                                                                                              • NilClass#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:106
                                                                                                            • ActiveRecord::LogSubscriber#debug $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:92
                                                                                                              • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                                • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                              • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                                                                                                • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                                                                                              • ActiveSupport::Logger#debug /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:399
                                                                                                                • ActiveSupport::Logger#add -> block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                                                                                  • ActiveSupport::Logger#block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                                                                                    • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                                                                                      • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                                                                                      • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                                                                                      • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                                                                                      • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                                                                                      • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                        • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                          • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                      • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                                                                                        • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                                                                                          • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                                                                                      • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                                                                                        • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                                                                                          • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                                                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                                                                                            • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                                                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                                                                                          • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                                                                                            • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                                                                                          • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                                                                                            • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                                                                                              • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                                                                                            • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                                                                                                    • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                                                                                      • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                                                                                      • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                                                                                      • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                                                                                      • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                                                                                      • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                        • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                          • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                                                                                      • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                                                                                        • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:20
                                                                                                                          • ActiveSupport::Logger::SimpleFormatter#tags_text $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:50
                                                                                                                            • ActiveSupport::Logger::SimpleFormatter#current_tags $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:45
                                                                                                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                                                                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                                                                                            • Enumerable#any? $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                                                                                              • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                                                                                          • NilClass#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:21
                                                                                                                          • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                                                                                            • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                                                                                      • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                                                                                        • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                                                                                          • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                                                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                                                                                            • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                                                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                                                                                          • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                                                                                            • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                                                                                          • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                                                                                            • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                                                                                              • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                                                                                            • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                                                                                  • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                                                                                    • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                                                                                      • ActiveRecord::ExplainSubscriber#finish $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:10
                                                                                                        • ActiveRecord::ExplainRegistry.collect? -> block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                                                                                          • ActiveRecord::ExplainRegistry.block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                                                                                            • ActiveRecord::ExplainRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                                                                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                                                                                            • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:47
                                                                                                              • ActiveRecord::ExplainRegistry#collect? $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_registry.rb:21
                                                                                      • PG::Result#fields $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:141
                                                                                      • Enumerable#each_with_index $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:142
                                                                                        • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:142
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in exec_query $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:142
                                                                                            • PG::Result#ftype $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:143
                                                                                            • PG::Result#fmod $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:144
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#get_oid_type $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:763
                                                                                              • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#type_map $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:759
                                                                                              • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::TypeMap#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:293
                                                                                                • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:305
                                                                                      • PG::Result#values $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:148
                                                                                      • Class#new $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:148
                                                                                        • ActiveRecord::Result#initialize $GemPath0/gems/activerecord-4.1.4/lib/active_record/result.rb:38
                                                                                      • PG::Result#clear $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:149
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#use_insert_returning? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:721
                                                                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#last_inserted_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:378
                                                                                    • Array#first $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:379
                                                                                    • Array#first $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:380
                                                                            • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:503
                                                                            • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                            • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                            • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                                              • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                                                                                • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                                                                                  • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                                                    • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                                    • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                                                      • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                                        • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                                      • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                                                  • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                                                                    • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                      • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                    • NilClass#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:34
                                                                                  • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                                                                    • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                      • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                                        • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                                    • Post#changes_from_nil_to_empty_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:109
                                                                                    • Post#changes_from_zero_to_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:117
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                        • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                        • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Integer#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:162
                                                                                          • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:163
                                                                                          • ActiveRecord::ConnectionAdapters::Column.value_to_integer $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:171
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                            • String#to_i $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:176
                                                                                  • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                                                  • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                                                                    • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                                                      • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                                                    • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                                                                                • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                                                                                  • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                                                                    • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                                                                    • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                                                                    • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                                    • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                                                                    • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                                                                    • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                                                                    • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                                                                      • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                      • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                                                                      • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                                                                    • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                                                                        • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                                          • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                                                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                                                                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                                                                            • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                                                                              • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:79
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:81
                                                                                          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:83
                                                                                          • String#presence $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:43
                                                                                            • String#present? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:23
                                                                                              • String#blank? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:116
                                                                                                • Regexp#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/blank.rb:117
                                                                            • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                                              • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                                                                • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                  • Post#block in read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:111
                                                                                    • Hash#fetch $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:121
                                                                                    • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:125
                                                                                    • Post.cache_attribute? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:61
                                                                                      • Post.cached_attributes $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:56
                                                                                      • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                                        • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                        • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                                                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                                                                        • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                                                                        • ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::Integer#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:162
                                                                                          • Kernel#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/oid.rb:163
                                                                                          • ActiveRecord::ConnectionAdapters::Column.value_to_integer $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:171
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                            • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:173
                                                                                            • String#to_i $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:176
                                                                    • ActiveSupport::Callbacks::Filters::Environment#value= $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:113
                                                              • ActiveSupport::Callbacks::Filters::Environment#target $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:216
                                                              • ActiveSupport::Callbacks::Filters::Environment#value $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:217
                                                              • ActiveSupport::Callbacks::Filters::Environment#halted $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:218
                                                              • Enumerable#all? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                                • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                                  • ActiveSupport::Callbacks::Filters::After.block (2 levels) in halting_and_conditional $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                                    • Proc#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:220
                                                                      • ActiveSupport::Callbacks::Callback#block in make_lambda $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:424
                                                                        • Post#need_log_record? /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:96
                                                                          • Kernel#class /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:97
                                                                          • Module#to_s /home/z/test_ruby/reo/reocar_store/lib/common/patch.rb:97
                                                                          • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                                                                            • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                                                          • ActiveSupport::Callbacks::Filters::Environment#value $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:86
                                                    • BasicObject#!= $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:483
                                                      • Fixnum#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:483
                                                        • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/persistence.rb:483
                                        • Post#changes_applied $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:168
                                          • Post#changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:128
                                            • Post#changed $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:118
                                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                              • Hash#keys $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:119
                                            • Array#map $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                              • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                                • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                                  • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                    • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                    • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                      • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                        • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                      • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                  • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                  • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                                  • Post#__temp__479647c656 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                    • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                              • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                                • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                                  • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                    • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                    • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                      • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                        • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                      • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                  • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                  • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                                  • Post#__temp__36275616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                    • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                              • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                                • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                                  • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                    • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                    • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                      • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                        • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                      • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                  • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                  • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                                  • Post#__temp__57074616475646f51647 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                    • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                              • Post#block in changes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:129
                                                • Post#attribute_change $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:180
                                                  • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                                    • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                    • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                                      • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                        • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                      • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                                    • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                                                  • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                                  • Hash#[] $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:181
                                                  • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                                                    • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                                      • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                            • ActiveSupport::HashWithIndifferentAccess.[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:81
                                              • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:82
                                                • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:57
                                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:58
                                                  • Hash#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:59
                                                  • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                                    • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                                    • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                    • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                              • #<Class:Hash>#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:82
                                              • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                                • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                  • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                    • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                      • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                      • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                        • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                          • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                      • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                    • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                                  • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                    • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                      • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                      • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                        • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                          • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                      • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                            • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                    • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                                  • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                    • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                      • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                      • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                        • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                          • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                      • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                            • ActiveSupport::TimeWithZone#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:335
                                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/time_with_zone.rb:336
                                                    • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                                  • ActiveSupport::HashWithIndifferentAccess#block in update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                    • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:130
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                                      • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                                    • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                      • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                      • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                        • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                          • Array#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:262
                                                      • Array#map! $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                        • ActiveSupport::HashWithIndifferentAccess#block in convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:264
                                                          • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                                    • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:133
                                          • Class#new $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:170
                                            • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:57
                                              • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:58
                                              • Hash#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:59
                                              • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:125
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:126
                                                • Hash#to_hash $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                                                • Hash#each_pair $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:129
                          • Post#clear_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:356
              • Object#raise -> block (2 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:263
                • Object#block (2 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:263
                  • Method#call $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                    • #<Class:Kernel>#raise $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                      • #<Class:Exception>#exception $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                        • Exception#initialize $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                    • Exception#backtrace $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                  • #<Class:File>#expand_path $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:268
                  • Exception#backtrace $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • Array#reject! $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                    • Object#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                      • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
          • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:210
          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#rollback_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:238
            • ActiveRecord::ConnectionAdapters::RealTransaction#rollback $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:112
              • ActiveRecord::ConnectionAdapters::RealTransaction#perform_rollback $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:174
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#rollback_db_transaction $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:211
                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#execute $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:126
                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:366
                      • Kernel#object_id $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:371
                      • ActiveSupport::Notifications::Instrumenter#instrument $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:17
                        • ActiveSupport::Notifications::Instrumenter#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:30
                          • ActiveSupport::Notifications::Fanout#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:35
                            • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                            • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                              • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                  • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:78
                                    • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                      • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                    • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:85
                                      • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                        • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                          • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                      • Class#new $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:86
                                        • ActiveSupport::Notifications::Event#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:50
                                          • Kernel#dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                            • Kernel#initialize_dup $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                              • Hash#initialize_copy $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:52
                                      • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                        • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                      • Array#last $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:87
                                      • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                        • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                      • Array#push $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:90
                              • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:36
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:91
                                  • ActiveRecord::ExplainSubscriber#start $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:6
                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in log $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract_adapter.rb:373
                          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block in execute $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:127
                            • PG::Connection#async_exec $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql/database_statements.rb:128
                        • ActiveSupport::Notifications::Instrumenter#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:35
                          • ActiveSupport::Notifications::Fanout#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:39
                            • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:47
                              • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/cache.rb:35
                                • ThreadSafe::Cache#[] $GemPath0/gems/thread_safe-0.3.6/lib/thread_safe/non_concurrent_cache_backend.rb:11
                            • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                              • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                  • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:82
                                    • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                      • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                    • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:93
                                      • #<Class:Time>#now $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                        • Time#initialize $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                          • Fixnum#+ $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:94
                                      • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:105
                                        • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:121
                                      • Array#pop $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:95
                                      • Hash#merge! $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:97
                                      • String#split $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                      • Array#first $GemPath0/gems/activesupport-4.1.4/lib/active_support/subscriber.rb:99
                                      • ActiveRecord::LogSubscriber#sql $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:37
                                        • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:38
                                        • ActiveRecord::LogSubscriber.runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:9
                                          • ActiveRecord::RuntimeRegistry.sql_runtime $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:18
                                            • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                          • Time#minus_with_coercion $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:227
                                            • Kernel#respond_to? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                              • Kernel#respond_to_missing? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:228
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:229
                                            • Time#minus_with_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:214
                                              • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:56
                                                • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/duration.rb:57
                                              • Time#minus_without_duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                • Fixnum#- $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                • Numeric#quo $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                                  • Fixnum#fdiv $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/time/calculations.rb:218
                                        • ActiveRecord::LogSubscriber.runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:5
                                          • ActiveRecord::RuntimeRegistry.sql_runtime= $GemPath0/gems/activerecord-4.1.4/lib/active_record/runtime_registry.rb:19
                                            • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                              • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                          • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                        • ActiveSupport::Logger#debug? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:273
                                        • Array#include? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                          • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                            • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                          • String#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                            • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:43
                                        • NilClass#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:45
                                        • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/instrumenter.rb:60
                                        • Float#round $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:45
                                        • Float#to_s -> block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                          • Float#block (2 levels) in <class:Numeric> $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:124
                                            • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:125
                                            • Float#to_default_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/numeric/conversions.rb:131
                                        • ActiveRecord::LogSubscriber#odd? $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:65
                                        • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:102
                                          • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                          • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:104
                                        • NilClass#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:62
                                        • ActiveRecord::LogSubscriber#debug $GemPath0/gems/activesupport-4.1.4/lib/active_support/log_subscriber.rb:92
                                          • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                            • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                          • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-4.1.4/lib/active_record/log_subscriber.rb:69
                                            • ActiveRecord::Base.logger $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                          • ActiveSupport::Logger#debug /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:399
                                            • ActiveSupport::Logger#add -> block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                              • ActiveSupport::Logger#block (2 levels) in broadcast $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:12
                                                • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                  • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                  • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                  • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                  • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                  • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                    • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                      • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                  • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                    • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                      • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                  • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                    • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                      • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                        • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                        • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                        • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                      • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                        • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                      • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                        • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                        • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                                                • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:364
                                                  • Kernel#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:366
                                                  • NilClass#nil? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:370
                                                  • Kernel#block_given? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:371
                                                  • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:486
                                                  • #<Class:Time>#now /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                    • Time#initialize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                      • Fixnum#+ /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:379
                                                  • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:490
                                                    • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:20
                                                      • ActiveSupport::Logger::SimpleFormatter#tags_text $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:50
                                                        • ActiveSupport::Logger::SimpleFormatter#current_tags $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:45
                                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:46
                                                        • Enumerable#any? $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                          • Array#each $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:52
                                                      • NilClass#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/tagged_logging.rb:21
                                                      • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:52
                                                        • Module#=== $GemPath0/gems/activesupport-4.1.4/lib/active_support/logger.rb:53
                                                  • Logger::LogDevice#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:557
                                                    • Logger::LogDevice::LogDeviceMutex#mon_synchronize /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:208
                                                      • Logger::LogDevice::LogDeviceMutex#mon_enter /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:183
                                                        • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:184
                                                        • Mutex#lock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:185
                                                        • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:186
                                                      • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:559
                                                        • IO#write /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/logger.rb:568
                                                      • Logger::LogDevice::LogDeviceMutex#mon_exit /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:194
                                                        • Logger::LogDevice::LogDeviceMutex#mon_check_owner /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:244
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:245
                                                        • Mutex#unlock /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:199
                              • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:40
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-4.1.4/lib/active_support/notifications/fanout.rb:95
                                  • ActiveRecord::ExplainSubscriber#finish $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_subscriber.rb:10
                                    • ActiveRecord::ExplainRegistry.collect? -> block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                      • ActiveRecord::ExplainRegistry.block in method_missing $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:46
                                        • ActiveRecord::ExplainRegistry.instance $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:39
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                          • Thread#[] $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:40
                                        • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/per_thread_registry.rb:47
                                          • ActiveRecord::ExplainRegistry#collect? $GemPath0/gems/activerecord-4.1.4/lib/active_record/explain_registry.rb:21
                • ActiveRecord::ConnectionAdapters::RealTransaction#rollback_records $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:132
                  • ActiveRecord::ConnectionAdapters::TransactionState#set_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:38
                    • Set#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:204
                      • Hash#include? /home/z/.rbenv/versions/2.1.5/lib/ruby/2.1.0/set.rb:205
                  • Array#uniq $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:134
                    • Post#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:312
                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                        • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:313
                    • Post#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:312
                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                        • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:313
                    • Post#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:312
                      • Post#__temp__9646 $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:45
                        • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                          • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                      • Kernel#hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/core.rb:313
                  • Array#each $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:134
                    • ActiveRecord::ConnectionAdapters::RealTransaction#block in rollback_records $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:134
                      • ActiveRecord::ConnectionAdapters::ClosedTransaction#closed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:55
                      • Post#rolledback! $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:303
                        • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                          • Post#_rollback_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                              • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                              • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                • Post._rollback_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                          • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                          • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                        • Post#restore_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:362
                          • Kernel#frozen? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:368
                          • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:371
                          • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:372
                          • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                          • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                            • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                              • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                  • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                    • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                  • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                              • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                • Fixnum#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:74
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • Post#changes_from_nil_to_empty_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:109
                                • Post#changes_from_zero_to_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:117
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                • BasicObject#!= $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:106
                                  • Fixnum#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:106
                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:106
                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                              • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                            • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                              • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                      • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:79
                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:81
                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:83
                        • Post#clear_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:356
                          • Hash#clear $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:358
                    • ActiveRecord::ConnectionAdapters::RealTransaction#block in rollback_records $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:134
                      • ActiveRecord::ConnectionAdapters::ClosedTransaction#closed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/transaction.rb:55
                      • Post#rolledback! $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:303
                        • Post#run_callbacks $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:79
                          • Symbol#to_s $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:80
                          • Post#_rollback_callbacks -> block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                            • Post#block (2 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:106
                              • Kernel#instance_variable_defined? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:107
                              • Kernel#class $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                              • Kernel#public_send $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:110
                                • Post._rollback_callbacks -> block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                                  • Post.block (4 levels) in class_attribute $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/class/attribute.rb:86
                          • ActiveSupport::Callbacks::CallbackChain#empty? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:485
                          • Kernel#block_given? $GemPath0/gems/activesupport-4.1.4/lib/active_support/callbacks.rb:82
                        • Post#restore_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:362
                          • Kernel#frozen? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:368
                          • Hash#has_key? $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:371
                          • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:372
                          • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                          • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:63
                            • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:64
                            • Post#save_changed_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:71
                              • Post#attribute_changed? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:153
                                • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                                • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:147
                                  • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                    • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                  • Hash#key? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:148
                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:155
                                • Hash#key? $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:156
                              • Post#clone_attribute_value $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:404
                                • Post#read_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:107
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/read.rb:110
                                • Fixnum#duplicable? $GemPath0/gems/activesupport-4.1.4/lib/active_support/core_ext/object/duplicable.rb:74
                              • Post#_field_changed? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:96
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                    • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                • Post#changes_from_nil_to_empty_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:109
                                • Post#changes_from_zero_to_string? $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:117
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:77
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#spatial? $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:65
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                    • Symbol#== $GemPath0/gems/activerecord-postgis-adapter-2.2.2/lib/active_record/connection_adapters/postgis_adapter/spatial_column.rb:66
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:152
                                    • NilClass#nil? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:153
                                • BasicObject#!= $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:106
                                  • Fixnum#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:106
                                    • BasicObject#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/dirty.rb:106
                              • Post#changed_attributes $GemPath0/gems/activemodel-4.1.4/lib/active_model/dirty.rb:148
                              • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:94
                                • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:249
                                  • Kernel#kind_of? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:250
                                • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:253
                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:254
                                  • Kernel#is_a? $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:260
                                • Hash#regular_writer $GemPath0/gems/activesupport-4.1.4/lib/active_support/hash_with_indifferent_access.rb:95
                            • Post#write_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:57
                              • Post#write_attribute_with_type_cast $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:78
                                • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:79
                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:80
                                • Post.primary_key $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/primary_key.rb:64
                                • Hash#delete $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:81
                                • Post#column_for_attribute $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:355
                                  • Kernel#class $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                  • Post.columns_hash $GemPath0/gems/activerecord-4.1.4/lib/active_record/model_schema.rb:222
                                  • String#to_s $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods.rb:357
                                • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#binary? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:70
                                  • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:71
                                • Post#type_cast_attribute_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/attribute_methods/write.rb:71
                                  • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:144
                                    • Kernel#respond_to? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                      • Kernel#respond_to_missing? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:145
                                    • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#type_cast_for_write $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:75
                                      • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/postgresql_adapter.rb:65
                                        • ActiveRecord::ConnectionAdapters::PostGISAdapter::SpatialColumn#number? $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:49
                                          • Symbol#== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:50
                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:79
                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:81
                                      • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/column.rb:83
                        • Post#clear_transaction_record_state $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:356
                          • Hash#clear $GemPath0/gems/activerecord-4.1.4/lib/active_record/transactions.rb:358
          • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#raise -> block (2 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:263
            • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (2 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:263
              • Method#call $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                • #<Class:Kernel>#raise $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                  • Exception#exception $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
                • Exception#backtrace $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:265
              • #<Class:File>#expand_path $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:268
              • Exception#backtrace $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
              • Array#reject! $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                • ActiveRecord::ConnectionAdapters::PostGISAdapter::MainAdapter#block (3 levels) in shush_backtraces $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
                  • String#start_with? $GemPath0/gems/spring-1.3.6/lib/spring/application.rb:269
        • Module#=== $GemPath0/gems/activerecord-4.1.4/lib/active_record/connection_adapters/abstract/database_statements.rb:203