• Object#block in irb_binding (irb):12
  • Article.method_missing $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:14
    • ActiveRecord::DynamicMatchers::Method.match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:31
      • Enumerable#find $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
        • Array#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
          • ActiveRecord::DynamicMatchers::Method.block in match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
            • ActiveRecord::DynamicMatchers::FindBy.pattern $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:36
            • Symbol#=~ $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
      • Class#new $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:33
        • ActiveRecord::DynamicMatchers::FindBy#initialize $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:51
          • Symbol#to_s $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:53
          • Kernel#class $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:54
          • ActiveRecord::DynamicMatchers::FindBy.pattern $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:36
          • String#match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:54
            • Regexp#match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:54
          • MatchData#[] $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:54
          • String#split $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:54
          • Array#map! $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:55
            • ActiveRecord::DynamicMatchers::FindBy#block in initialize $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:55
              • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
                • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
    • ActiveRecord::DynamicMatchers::FindBy#valid? $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:58
      • Enumerable#all? $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:59
        • Array#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:59
          • ActiveRecord::DynamicMatchers::FindBy#block in valid? $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:59
            • Article.columns_hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:338
              • Article.load_schema $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:435
                • Article.schema_loaded? $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:431
    • ActiveRecord::DynamicMatchers::FindBy#define $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:62
      • ActiveRecord::DynamicMatchers::FindBy#signature $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:78
        • Array#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:79
          • ActiveRecord::DynamicMatchers::FindBy#block in signature $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:79
        • Array#join $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:79
      • ActiveRecord::DynamicMatchers::FindBy#body $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:72
        • ActiveRecord::DynamicMatchers::FindBy#finder $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:100
        • ActiveRecord::DynamicMatchers::FindBy#attributes_hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:84
          • Array#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:85
            • ActiveRecord::DynamicMatchers::FindBy#block in attributes_hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:85
          • Array#join $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:85
      • Module#class_eval $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:63
        • BasicObject#singleton_method_added $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:64
    • Article.find_by_id $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:64
      • Article.find_by $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:182
        • Article.scope_attributes? $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping/default.rb:39
          • Article.scope_attributes? $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:28
            • Article.current_scope $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:13
              • ActiveRecord::Scoping::ScopeRegistry.value_for $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:53
                • ActiveRecord::Scoping::ScopeRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                  • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                  • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                • ActiveRecord::Scoping::ScopeRegistry#value_for $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:78
                  • ActiveRecord::Scoping::ScopeRegistry#raise_invalid_scope_type! $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:97
                    • Array#include? $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:98
                  • Article.base_class $GemPath0/gems/activerecord-5.0.2/lib/active_record/inheritance.rb:94
                    • Module#< $GemPath0/gems/activerecord-5.0.2/lib/active_record/inheritance.rb:95
                    • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/inheritance.rb:99
                    • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/inheritance.rb:99
                    • ApplicationRecord.abstract_class? $GemPath0/gems/activerecord-5.0.2/lib/active_record/inheritance.rb:124
                  • Module#<= $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:82
                  • Module#name $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:83
                  • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:85
                  • Module#<= $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping.rb:82
          • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
            • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
          • Array#any? $GemPath0/gems/activerecord-5.0.2/lib/active_record/scoping/default.rb:40
          • Article.respond_to? $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:3
            • ActiveRecord::DynamicMatchers::Method.match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:31
              • Enumerable#find $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
                • Array#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
                  • ActiveRecord::DynamicMatchers::Method.block in match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
                    • ActiveRecord::DynamicMatchers::FindBy.pattern $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:36
                    • Symbol#=~ $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
                  • ActiveRecord::DynamicMatchers::Method.block in match $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
                    • ActiveRecord::DynamicMatchers::FindByBang.pattern $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:36
                    • Symbol#=~ $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:32
            • Kernel#respond_to? $GemPath0/gems/activerecord-5.0.2/lib/active_record/dynamic_matchers.rb:8
        • Article.reflect_on_all_aggregations $GemPath0/gems/activerecord-5.0.2/lib/active_record/reflection.rb:53
          • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
            • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
          • Hash#values $GemPath0/gems/activerecord-5.0.2/lib/active_record/reflection.rb:54
        • Array#any? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:183
        • Array#first $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:185
        • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:187
        • Hash#values $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:187
        • Array#any? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:187
          • Article.block in find_by $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:187
            • Kernel#nil? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:188
            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:188
            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:188
            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:188
            • ActiveRecord::Base.=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:244
              • Kernel#is_a? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:245
        • Hash#keys $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:192
        • Enumerable#all? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:192
          • Array#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:192
            • Article.block in find_by $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:192
              • Article.columns_hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:338
                • Article.load_schema $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:435
                  • Article.schema_loaded? $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:431
              • Symbol#to_s $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:192
              • Hash#has_key? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:192
        • Hash#keys $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:194
        • Article.cached_find_by_statement $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:282
          • Article.connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:90
            • Article.retrieve_connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:127
              • Article.connection_handler $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:121
                • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-5.0.2/lib/active_record/runtime_registry.rb:18
                  • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                    • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                    • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
                  • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
              • Article.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:100
                • ApplicationRecord.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                  • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:100
                  • ActiveRecord::Base.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                    • Kernel#nil? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:99
              • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:880
                • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:916
                  • ActiveRecord::ConnectionAdapters::ConnectionHandler#owner_to_pool $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:933
                    • #<Class:Process>#pid $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:934
                    • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                      • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                  • Concurrent::Map#fetch $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:118
                    • Concurrent::Map#get_or_default $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:109
                      • Hash#fetch $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:110
                • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:363
                  • #<Class:Thread>#current $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:364
                  • ActiveRecord::ConnectionAdapters::ConnectionPool#connection_cache_key $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:585
                  • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                    • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                      • Kernel#hash $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:20
          • Hash#[] $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:284
            • Array#hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:284
              • Kernel#hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:284
            • Array#eql? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:284
              • Kernel#eql? $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:284
        • Hash#values $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:203
        • Article.connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:90
          • Article.retrieve_connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:127
            • Article.connection_handler $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:121
              • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-5.0.2/lib/active_record/runtime_registry.rb:18
                • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                  • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                  • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
              • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
                • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
            • Article.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
              • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:100
              • ApplicationRecord.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:100
                • ActiveRecord::Base.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                  • Kernel#nil? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:99
            • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:880
              • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:916
                • ActiveRecord::ConnectionAdapters::ConnectionHandler#owner_to_pool $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:933
                  • #<Class:Process>#pid $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:934
                  • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                    • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                • Concurrent::Map#fetch $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:118
                  • Concurrent::Map#get_or_default $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:109
                    • Hash#fetch $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:110
              • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:363
                • #<Class:Thread>#current $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:364
                • ActiveRecord::ConnectionAdapters::ConnectionPool#connection_cache_key $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:585
                • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                  • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                    • Kernel#hash $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:20
        • ActiveRecord::StatementCache#execute $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:104
          • ActiveRecord::StatementCache::BindMap#bind $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:83
            • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:84
              • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:84
                • Array#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:84
            • Enumerable#each_with_index $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:85
              • Array#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:85
                • ActiveRecord::StatementCache::BindMap#block in bind $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:85
                  • ActiveRecord::Relation::QueryAttribute#with_cast_value $GemPath0/gems/activerecord-5.0.2/lib/active_record/relation/query_attribute.rb:14
                    • Class#new $GemPath0/gems/activerecord-5.0.2/lib/active_record/relation/query_attribute.rb:15
                      • ActiveRecord::Relation::QueryAttribute#initialize $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:29
          • ActiveRecord::StatementCache::Query#sql_for $GemPath0/gems/activerecord-5.0.2/lib/active_record/statement_cache.rb:37
          • Article.find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:38
            • Article.connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:90
              • Article.retrieve_connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:127
                • Article.connection_handler $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:121
                  • ActiveRecord::RuntimeRegistry.connection_handler $GemPath0/gems/activerecord-5.0.2/lib/active_record/runtime_registry.rb:18
                    • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                      • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                      • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                  • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
                    • Article.block (4 levels) in class_attribute $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/class/attribute.rb:90
                • Article.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                  • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:100
                  • ApplicationRecord.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                    • Class#superclass $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:100
                    • ActiveRecord::Base.connection_specification_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:98
                      • Kernel#nil? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_handling.rb:99
                • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:880
                  • ActiveRecord::ConnectionAdapters::ConnectionHandler#retrieve_connection_pool $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:916
                    • ActiveRecord::ConnectionAdapters::ConnectionHandler#owner_to_pool $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:933
                      • #<Class:Process>#pid $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:934
                      • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                        • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                    • Concurrent::Map#fetch $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:118
                      • Concurrent::Map#get_or_default $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:109
                        • Hash#fetch $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:110
                  • ActiveRecord::ConnectionAdapters::ConnectionPool#connection $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:363
                    • #<Class:Thread>#current $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:364
                    • ActiveRecord::ConnectionAdapters::ConnectionPool#connection_cache_key $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/connection_pool.rb:585
                    • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                      • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                        • Kernel#hash $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:20
            • Article.sanitize_sql_for_conditions $GemPath0/gems/activerecord-5.0.2/lib/active_record/sanitization.rb:29
              • String#blank? $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/object/blank.rb:114
                • Regexp#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/object/blank.rb:118
              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/sanitization.rb:33
            • Module#name $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:39
            • ActiveRecord::ConnectionAdapters::SQLite3Adapter#select_all $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/query_cache.rb:89
              • ActiveRecord::ConnectionAdapters::SQLite3Adapter#select_all $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:30
                • ActiveRecord::ConnectionAdapters::SQLite3Adapter#binds_from_relation $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:389
                  • Kernel#is_a? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:390
                • ActiveRecord::ConnectionAdapters::SQLite3Adapter#to_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:10
                  • Kernel#respond_to? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:11
                • Kernel#is_a? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:33
                • Kernel#nil? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:33
                • ActiveRecord::ConnectionAdapters::SQLite3Adapter#select_prepared $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/database_statements.rb:376
                  • ActiveRecord::ConnectionAdapters::SQLite3Adapter#exec_query $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:190
                    • Array#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:191
                      • ActiveRecord::ConnectionAdapters::SQLite3Adapter#block in exec_query $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:191
                        • ActiveRecord::Relation::QueryAttribute#value_for_database $GemPath0/gems/activerecord-5.0.2/lib/active_record/relation/query_attribute.rb:10
                          • ActiveRecord::Relation::QueryAttribute#value_for_database $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:50
                            • ActiveRecord::Relation::QueryAttribute#value $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:36
                              • ActiveRecord::Relation::QueryAttribute#type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/relation/query_attribute.rb:6
                            • ActiveModel::Type::Integer#serialize $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:24
                              • ActiveModel::Type::Integer#cast $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/helpers/numeric.rb:5
                                • TrueClass#=== $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/helpers/numeric.rb:7
                                  • BasicObject#== $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/helpers/numeric.rb:7
                                • FalseClass#=== $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/helpers/numeric.rb:8
                                  • BasicObject#== $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/helpers/numeric.rb:8
                                • Module#=== $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/helpers/numeric.rb:9
                                • ActiveModel::Type::Integer#cast $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/value.rb:35
                                  • Kernel#nil? $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/value.rb:36
                                  • ActiveModel::Type::Integer#cast_value $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:38
                                    • Integer#to_i $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:43
                              • ActiveModel::Type::Integer#ensure_in_range $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:47
                                • Range#cover? $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:48
                                  • Integer#<=> $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:48
                                  • Integer#<=> $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/integer.rb:48
                        • ActiveRecord::ConnectionAdapters::SQLite3Adapter#type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:29
                          • Kernel#respond_to? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:30
                          • ActiveRecord::ConnectionAdapters::SQLite3Adapter#_type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3/quoting.rb:31
                            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3/quoting.rb:33
                            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3/quoting.rb:35
                            • ActiveRecord::ConnectionAdapters::SQLite3Adapter#_type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:182
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:184
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:184
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:184
                              • TrueClass#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:186
                                • BasicObject#== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:186
                              • FalseClass#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:187
                                • BasicObject#== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:187
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:189
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:190
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:191
                              • Time.=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:15
                                • Module#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:16
                                • Kernel#is_a? $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:16
                              • ActiveRecord::ConnectionAdapters::SQLite3Adapter#types_which_need_no_typecasting $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:160
                              • NilClass#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:192
                                • BasicObject#== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:192
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:192
                      • ActiveRecord::ConnectionAdapters::SQLite3Adapter#block in exec_query $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:191
                        • ActiveRecord::Attribute::WithCastValue#value_for_database $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:50
                          • ActiveRecord::Attribute::WithCastValue#value $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:36
                          • ActiveModel::Type::Value#serialize $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/value.rb:43
                        • ActiveRecord::ConnectionAdapters::SQLite3Adapter#type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:29
                          • Kernel#respond_to? $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:30
                          • ActiveRecord::ConnectionAdapters::SQLite3Adapter#_type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3/quoting.rb:31
                            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3/quoting.rb:33
                            • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3/quoting.rb:35
                            • ActiveRecord::ConnectionAdapters::SQLite3Adapter#_type_cast $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:182
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:184
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:184
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:184
                              • TrueClass#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:186
                                • BasicObject#== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:186
                              • FalseClass#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:187
                                • BasicObject#== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:187
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:189
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:190
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:191
                              • Time.=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:15
                                • Module#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:16
                                • Kernel#is_a? $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:16
                              • ActiveRecord::ConnectionAdapters::SQLite3Adapter#types_which_need_no_typecasting $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:160
                              • NilClass#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:192
                                • BasicObject#== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:192
                              • Module#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract/quoting.rb:192
                    • ActiveRecord::ConnectionAdapters::SQLite3Adapter#log $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract_adapter.rb:582
                      • Kernel#object_id $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract_adapter.rb:587
                      • ActiveSupport::Notifications::Instrumenter#instrument $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:17
                        • ActiveSupport::Notifications::Instrumenter#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:32
                          • ActiveSupport::Notifications::Fanout#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:41
                            • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:53
                              • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                                • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                            • Array#each $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:42
                              • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:42
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:97
                                  • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:78
                                    • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:90
                                      • ActiveRecord::Base.logger $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                    • ActiveRecord::LogSubscriber#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:80
                                      • #<Class:Time>#now $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:81
                                        • Time#initialize $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:81
                                          • Integer#+ $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:81
                                      • Class#new $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:81
                                        • ActiveSupport::Notifications::Event#initialize $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:56
                                          • Kernel#dup $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:58
                                            • Kernel#initialize_dup $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:58
                                              • Hash#initialize_copy $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:58
                                      • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:100
                                        • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                          • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                        • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:116
                                      • Array#last $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:82
                                      • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:100
                                        • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                          • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                        • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:116
                                      • Array#push $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:85
                              • ActiveSupport::Notifications::Fanout#block in start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:42
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:97
                                  • ActiveRecord::ExplainSubscriber#start $GemPath0/gems/activerecord-5.0.2/lib/active_record/explain_subscriber.rb:6
                        • ActiveRecord::ConnectionAdapters::SQLite3Adapter#block in log $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/abstract_adapter.rb:589
                          • ActiveRecord::ConnectionAdapters::SQLite3Adapter#block in exec_query $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:193
                            • ActiveRecord::ConnectionAdapters::SQLite3Adapter::StatementPool#[] $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/statement_pool.rb:21
                              • ActiveRecord::ConnectionAdapters::SQLite3Adapter::StatementPool#cache $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/statement_pool.rb:50
                                • #<Class:Process>#pid $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/statement_pool.rb:51
                            • SQLite3::Statement#reset! $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:213
                            • SQLite3::Statement#bind_params $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:35
                              • Array#flatten $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:37
                              • Array#each $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:37
                                • SQLite3::Statement#block in bind_params $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:37
                                  • Module#=== $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:38
                                  • SQLite3::Statement#bind_param $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:41
                                • SQLite3::Statement#block in bind_params $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:37
                                  • Module#=== $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:38
                                  • SQLite3::Statement#bind_param $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:41
                            • Enumerable#to_a $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:217
                              • SQLite3::Statement#each $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:106
                                • Kernel#loop $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:107
                                  • SQLite3::Statement#block in each $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:107
                                    • SQLite3::Statement#step $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:108
                                      • SQLite3::Database#encoding $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:108
                                    • SQLite3::Statement#done? $GemPath0/gems/sqlite3-1.3.13/lib/sqlite3/statement.rb:109
                            • Class#new $GemPath0/gems/activerecord-5.0.2/lib/active_record/connection_adapters/sqlite3_adapter.rb:217
                              • ActiveRecord::Result#initialize $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:39
                        • ActiveSupport::Notifications::Instrumenter#finish_with_state $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:41
                          • ActiveSupport::Notifications::Fanout#finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:45
                            • Array#each $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:46
                              • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:46
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:101
                                  • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:82
                                    • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:90
                                      • ActiveRecord::Base.logger $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                    • ActiveRecord::LogSubscriber#finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:88
                                      • #<Class:Time>#now $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:89
                                        • Time#initialize $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:89
                                          • Integer#+ $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:89
                                      • ActiveRecord::LogSubscriber#event_stack $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:100
                                        • ActiveSupport::SubscriberQueueRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                                          • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                          • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                        • ActiveSupport::SubscriberQueueRegistry#get_queue $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:116
                                      • Array#pop $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:90
                                      • Hash#merge! $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:92
                                      • String#split $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:94
                                      • Array#first $GemPath0/gems/activesupport-5.0.2/lib/active_support/subscriber.rb:94
                                      • ActiveRecord::LogSubscriber#sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:37
                                        • Kernel#class $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:38
                                        • ActiveRecord::LogSubscriber.runtime $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:9
                                          • ActiveRecord::RuntimeRegistry.sql_runtime $GemPath0/gems/activerecord-5.0.2/lib/active_record/runtime_registry.rb:18
                                            • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                              • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                        • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:78
                                          • Time#minus_with_coercion $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:258
                                            • Kernel#respond_to? $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:259
                                            • Kernel#is_a? $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:260
                                            • Time#minus_with_duration $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:245
                                              • ActiveSupport::Duration.=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/duration.rb:102
                                                • Kernel#is_a? $GemPath0/gems/activesupport-5.0.2/lib/active_support/duration.rb:103
                                              • Time#- $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:249
                                                • Integer#- $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:249
                                                • Numeric#quo $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:249
                                                  • Integer#fdiv $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/time/calculations.rb:249
                                        • ActiveRecord::LogSubscriber.runtime= $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:5
                                          • ActiveRecord::RuntimeRegistry.sql_runtime= $GemPath0/gems/activerecord-5.0.2/lib/active_record/runtime_registry.rb:19
                                            • ActiveRecord::RuntimeRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                                              • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                              • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                        • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:90
                                          • ActiveRecord::Base.logger $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                        • ActiveSupport::Logger#debug? $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:92
                                          • ActiveSupport::Logger#level $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:27
                                            • ActiveSupport::Logger#local_level $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:15
                                              • ActiveSupport::Logger#local_log_id $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:11
                                                • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:12
                                                • BasicObject#__id__ $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:12
                                              • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                                                • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                                        • Array#include? $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:43
                                        • ActiveSupport::Notifications::Event#duration $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:78
                                        • Float#round $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:45
                                        • Float#to_s $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/numeric/conversions.rb:103
                                          • NilClass#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                          • Float#to_s $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/numeric/conversions.rb:106
                                        • Array#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                          • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                            • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:23
                                              • ActiveModel::Type::Integer#binary? $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/value.rb:55
                                              • ActiveRecord::Relation::QueryAttribute#value_for_database $GemPath0/gems/activerecord-5.0.2/lib/active_record/relation/query_attribute.rb:10
                                          • ActiveRecord::LogSubscriber#block in sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                            • ActiveRecord::LogSubscriber#render_bind $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:23
                                              • ActiveModel::Type::Value#binary? $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/value.rb:55
                                              • ActiveRecord::Attribute::WithCastValue#value_for_database $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:50
                                                • ActiveRecord::Attribute::WithCastValue#value $GemPath0/gems/activerecord-5.0.2/lib/active_record/attribute.rb:36
                                                • ActiveModel::Type::Value#serialize $GemPath0/gems/activemodel-5.0.2/lib/active_model/type/value.rb:43
                                        • Array#inspect $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                          • Array#inspect $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                            • String#inspect $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                            • Integer#to_s $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                          • Array#inspect $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                            • String#inspect $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                            • Integer#to_s $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:50
                                        • ActiveRecord::LogSubscriber#colorize_payload_name $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:61
                                          • String#blank? $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/object/blank.rb:114
                                            • Regexp#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/object/blank.rb:118
                                          • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:102
                                            • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                            • Kernel#is_a? $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:104
                                        • ActiveRecord::LogSubscriber#sql_color $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:69
                                          • Regexp#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:71
                                          • Regexp#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:73
                                          • Regexp#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:73
                                          • Regexp#=== $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:75
                                        • ActiveRecord::LogSubscriber#color $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:102
                                          • ActiveRecord::LogSubscriber#colorize_logging $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:67
                                          • Kernel#is_a? $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:104
                                        • ActiveRecord::LogSubscriber#debug $GemPath0/gems/activesupport-5.0.2/lib/active_support/log_subscriber.rb:92
                                          • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:90
                                            • ActiveRecord::Base.logger $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                          • ActiveRecord::LogSubscriber#logger $GemPath0/gems/activerecord-5.0.2/lib/active_record/log_subscriber.rb:90
                                            • ActiveRecord::Base.logger $GemPath0/gems/activesupport-5.0.2/lib/active_support/core_ext/module/attribute_accessors.rb:60
                                          • ActiveSupport::Logger#debug /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:490
                                            • ActiveSupport::Logger#block (2 levels) in broadcast $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:24
                                              • ActiveSupport::Logger#block (2 levels) in broadcast $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:24
                                                • ActiveSupport::Logger#add $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:85
                                                  • Kernel#nil? $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:86
                                                  • ActiveSupport::Logger#level $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:27
                                                    • ActiveSupport::Logger#local_level $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:15
                                                      • ActiveSupport::Logger#local_log_id $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:11
                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:12
                                                        • BasicObject#__id__ $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:12
                                                      • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                                                        • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                                                  • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:455
                                                    • Kernel#nil? /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:457
                                                    • NilClass#nil? /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:461
                                                    • Kernel#block_given? /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:462
                                                    • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:577
                                                    • #<Class:Time>#now /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:470
                                                      • Time#initialize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:470
                                                        • Integer#+ /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:470
                                                    • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:581
                                                      • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:101
                                                        • Module#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:102
                                                    • Logger::LogDevice#write /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:684
                                                      • Logger::LogDevice#mon_synchronize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:211
                                                        • Logger::LogDevice#mon_enter /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:185
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:186
                                                          • Thread::Mutex#lock /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:187
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:188
                                                        • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:686
                                                          • IO#write /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:695
                                                        • Logger::LogDevice#mon_exit /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:197
                                                          • Logger::LogDevice#mon_check_owner /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:247
                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:248
                                                          • Thread::Mutex#unlock /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:202
                                                • ActiveSupport::Logger#add $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:85
                                                  • Kernel#nil? $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:86
                                                  • ActiveSupport::Logger#level $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:27
                                                    • ActiveSupport::Logger#local_level $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:15
                                                      • ActiveSupport::Logger#local_log_id $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:11
                                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:12
                                                        • BasicObject#__id__ $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger_thread_safe_level.rb:12
                                                      • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                                                        • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                                                  • ActiveSupport::Logger#add /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:455
                                                    • Kernel#nil? /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:457
                                                    • NilClass#nil? /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:461
                                                    • Kernel#block_given? /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:462
                                                    • ActiveSupport::Logger#format_severity /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:577
                                                    • #<Class:Time>#now /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:470
                                                      • Time#initialize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:470
                                                        • Integer#+ /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:470
                                                    • ActiveSupport::Logger#format_message /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:581
                                                      • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:20
                                                        • ActiveSupport::Logger::SimpleFormatter#tags_text $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:51
                                                          • ActiveSupport::Logger::SimpleFormatter#current_tags $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:45
                                                            • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:48
                                                            • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:48
                                                          • Array#any? $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:53
                                                        • NilClass#to_s $GemPath0/gems/activesupport-5.0.2/lib/active_support/tagged_logging.rb:21
                                                        • ActiveSupport::Logger::SimpleFormatter#call $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:101
                                                          • Module#=== $GemPath0/gems/activesupport-5.0.2/lib/active_support/logger.rb:102
                                                    • Logger::LogDevice#write /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:684
                                                      • Logger::LogDevice#mon_synchronize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:211
                                                        • Logger::LogDevice#mon_enter /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:185
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:186
                                                          • Thread::Mutex#lock /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:187
                                                          • #<Class:Thread>#current /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:188
                                                        • Logger::LogDevice#block in write /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:686
                                                          • IO#write /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/logger.rb:695
                                                        • Logger::LogDevice#mon_exit /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:197
                                                          • Logger::LogDevice#mon_check_owner /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:247
                                                            • #<Class:Thread>#current /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:248
                                                          • Thread::Mutex#unlock /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:202
                              • ActiveSupport::Notifications::Fanout#block in finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:46
                                • ActiveSupport::Notifications::Fanout::Subscribers::Evented#finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:101
                                  • ActiveRecord::ExplainSubscriber#finish $GemPath0/gems/activerecord-5.0.2/lib/active_record/explain_subscriber.rb:10
                                    • ActiveRecord::ExplainRegistry.collect? $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:53
                                      • ActiveRecord::ExplainRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                                        • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                        • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                                      • ActiveRecord::ExplainRegistry#collect? $GemPath0/gems/activerecord-5.0.2/lib/active_record/explain_registry.rb:21
            • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:40
              • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:40
                • Hash#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:40
            • Article.columns_hash $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:338
              • Article.load_schema $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:435
                • Article.schema_loaded? $GemPath0/gems/activerecord-5.0.2/lib/active_record/model_schema.rb:431
            • Hash#each_key $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
              • Article.block in find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
                • Hash#delete $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
              • Article.block in find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
                • Hash#delete $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
              • Article.block in find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
                • Hash#delete $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
              • Article.block in find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
                • Hash#delete $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
              • Article.block in find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
                • Hash#delete $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:41
            • ActiveSupport::Notifications.instrumenter $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications.rb:185
              • ActiveSupport::Notifications::InstrumentationRegistry.instance $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:44
                • #<Class:Thread>#current $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
                • Thread#[] $GemPath0/gems/activesupport-5.0.2/lib/active_support/per_thread_registry.rb:45
              • ActiveSupport::Notifications::InstrumentationRegistry#instrumenter_for $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications.rb:205
                • Kernel#hash $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications.rb:206
            • ActiveRecord::Result#length $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:46
            • Module#name $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:46
            • ActiveSupport::Notifications::Instrumenter#instrument $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:17
              • ActiveSupport::Notifications::Instrumenter#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:32
                • ActiveSupport::Notifications::Fanout#start $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:41
                  • ActiveSupport::Notifications::Fanout#listeners_for $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:53
                    • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/map.rb:92
                      • Concurrent::Map#[] $GemPath0/gems/concurrent-ruby-1.0.5/lib/concurrent/collection/map/non_concurrent_map_backend.rb:19
                  • Array#each $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:42
              • Article.block in find_by_sql $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:49
                • Enumerable#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/querying.rb:50
                  • ActiveRecord::Result#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:50
                    • Kernel#block_given? $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:51
                    • ActiveRecord::Result#hash_rows $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:112
                      • Array#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                        • ActiveRecord::Result#block in hash_rows $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                            • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                              • String#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • String#freeze $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                        • ActiveRecord::Result#block in hash_rows $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                            • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                              • String#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • String#freeze $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                        • ActiveRecord::Result#block in hash_rows $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                            • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                              • String#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • String#freeze $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                        • ActiveRecord::Result#block in hash_rows $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                            • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                              • String#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • String#freeze $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                        • ActiveRecord::Result#block in hash_rows $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • Kernel#dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                            • Kernel#initialize_dup $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                              • String#initialize_copy $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                          • String#freeze $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:117
                      • Array#map $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:118
                    • Array#each $GemPath0/gems/activerecord-5.0.2/lib/active_record/result.rb:52
              • ActiveSupport::Notifications::Instrumenter#finish_with_state $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/instrumenter.rb:41
                • ActiveSupport::Notifications::Fanout#finish $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:45
                  • Array#each $GemPath0/gems/activesupport-5.0.2/lib/active_support/notifications/fanout.rb:46
        • Array#first $GemPath0/gems/activerecord-5.0.2/lib/active_record/core.rb:203