• Object#block in <main> (pry):15
  • Redis#pipelined $GemPath0/gems/redis-3.3.3/lib/redis.rb:2253
    • Redis#synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:57
      • Redis#mon_synchronize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:211
        • Redis#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
        • Redis#block in synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:58
          • Redis#block in pipelined $GemPath0/gems/redis-3.3.3/lib/redis.rb:2254
            • Class#new $GemPath0/gems/redis-3.3.3/lib/redis.rb:2256
              • Redis::Pipeline#initialize $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:13
            • Object#block (2 levels) in <main> (pry):16
              • Redis#set $GemPath0/gems/redis-3.3.3/lib/redis.rb:735
                • Redis#synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:57
                  • Redis#mon_synchronize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:211
                    • Redis#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
                    • Redis#block in synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:58
                      • Redis#block in set $GemPath0/gems/redis-3.3.3/lib/redis.rb:750
                        • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                          • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                          • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                        • Redis::Pipeline#call $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:31
                          • Array#first $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:34
                          • Class#new $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:35
                            • Redis::Future#initialize $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:109
                    • Redis#mon_exit /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:197
                      • Redis#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
              • Redis#set $GemPath0/gems/redis-3.3.3/lib/redis.rb:735
                • Redis#synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:57
                  • Redis#mon_synchronize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:211
                    • Redis#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
                    • Redis#block in synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:58
                      • Redis#block in set $GemPath0/gems/redis-3.3.3/lib/redis.rb:750
                        • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                          • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                          • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                        • Redis::Pipeline#call $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:31
                          • Array#first $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:34
                          • Class#new $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:35
                            • Redis::Future#initialize $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:109
                    • Redis#mon_exit /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:197
                      • Redis#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
              • Redis#set $GemPath0/gems/redis-3.3.3/lib/redis.rb:735
                • Redis#synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:57
                  • Redis#mon_synchronize /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:211
                    • Redis#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
                    • Redis#block in synchronize $GemPath0/gems/redis-3.3.3/lib/redis.rb:58
                      • Redis#block in set $GemPath0/gems/redis-3.3.3/lib/redis.rb:750
                        • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                          • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                          • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                        • Redis::Pipeline#call $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:31
                          • Array#first $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:34
                          • Class#new $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:35
                            • Redis::Future#initialize $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:109
                    • Redis#mon_exit /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:197
                      • Redis#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
            • Redis::Client#call_pipeline $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:154
              • Redis::Pipeline#with_reconnect? $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:19
              • Redis::Client#with_reconnect $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:290
                • Redis::Client#block in call_pipeline $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:155
                  • Redis::Pipeline#commands $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:47
                    • Array#map $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:48
                      • Redis::Pipeline#block in commands $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:48
                        • Redis::Future#_command $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:124
                      • Redis::Pipeline#block in commands $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:48
                        • Redis::Future#_command $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:124
                      • Redis::Pipeline#block in commands $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:48
                        • Redis::Future#_command $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:124
                  • Redis::Client#call_pipelined $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:170
                    • Class#new $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:181
                      • Array#initialize $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:181
                    • Redis::Client#process $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:219
                      • Redis::Client#logging $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:305
                        • Redis::Client#block in process $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:220
                          • Redis::Client#ensure_connected $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:348
                            • Redis::Client#connected? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:236
                              • Redis::Connection::Ruby#connected? $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:354
                            • Redis::Client#inherit_socket? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:72
                            • #<Class:Process>#pid $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:357
                            • Redis::Client#block (2 levels) in process $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:221
                              • Array#each $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:222
                                • Redis::Client#block (3 levels) in process $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:222
                                  • Array#first $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:223
                                  • Redis::Client#write $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:268
                                    • Redis::Client#io $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:249
                                      • Redis::Client#block in write $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:269
                                        • Redis::Connection::Ruby#write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:375
                                          • Redis::Connection::Ruby#build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:7
                                            • Array#each $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • Symbol#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • String#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • String#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                            • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                              • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                              • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                            • Array#join $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:28
                                          • Redis::Connection::TCPSocket#write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:126
                                            • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:129
                                            • Kernel#loop $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:131
                                              • Redis::Connection::TCPSocket#block in write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:131
                                                • Redis::Connection::TCPSocket#_write_to_socket $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:104
                                                  • IO#__write_nonblock <internal:prelude>:135
                                • Redis::Client#block (3 levels) in process $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:222
                                  • Array#first $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:223
                                  • Redis::Client#write $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:268
                                    • Redis::Client#io $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:249
                                      • Redis::Client#block in write $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:269
                                        • Redis::Connection::Ruby#write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:375
                                          • Redis::Connection::Ruby#build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:7
                                            • Array#each $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • Symbol#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • String#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • String#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                            • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                              • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                              • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                            • Array#join $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:28
                                          • Redis::Connection::TCPSocket#write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:126
                                            • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:129
                                            • Kernel#loop $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:131
                                              • Redis::Connection::TCPSocket#block in write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:131
                                                • Redis::Connection::TCPSocket#_write_to_socket $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:104
                                                  • IO#__write_nonblock <internal:prelude>:135
                                • Redis::Client#block (3 levels) in process $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:222
                                  • Array#first $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:223
                                  • Redis::Client#write $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:268
                                    • Redis::Client#io $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:249
                                      • Redis::Client#block in write $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:269
                                        • Redis::Connection::Ruby#write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:375
                                          • Redis::Connection::Ruby#build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:7
                                            • Array#each $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • Symbol#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • String#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                              • Redis::Connection::Ruby#block in build_command $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:10
                                                • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:11
                                                • String#to_s $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:18
                                                • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:19
                                                • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                                  • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                                  • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                            • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:102
                                              • NilClass#=== $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:104
                                              • Integer#to_s $GemPath0/gems/activesupport-5.1.2/lib/active_support/core_ext/numeric/conversions.rb:105
                                            • Array#join $GemPath0/gems/redis-3.3.3/lib/redis/connection/command_helper.rb:28
                                          • Redis::Connection::TCPSocket#write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:126
                                            • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:129
                                            • Kernel#loop $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:131
                                              • Redis::Connection::TCPSocket#block in write $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:131
                                                • Redis::Connection::TCPSocket#_write_to_socket $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:104
                                                  • IO#__write_nonblock <internal:prelude>:135
                              • Kernel#block_given? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:231
                              • Redis::Client#block in call_pipelined $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:187
                                • Redis::Client#read $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:260
                                  • Redis::Client#io $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:249
                                    • Redis::Client#block in read $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:261
                                      • Redis::Connection::Ruby#read $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:379
                                        • Redis::Connection::TCPSocket#gets $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:71
                                          • String#index $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                          • Redis::Connection::TCPSocket#_read_from_socket $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:81
                                            • IO#__read_nonblock <internal:prelude>:77
                                          • String#index $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                          • Integer#== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                            • BasicObject#== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                          • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:78
                                          • String#slice! $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:78
                                        • String#slice! $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:381
                                        • Redis::Connection::Ruby#format_reply $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:388
                                          • String#=== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:390
                                          • String#=== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:391
                                          • Redis::Connection::Ruby#format_status_reply $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:403
                                            • String#strip $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:404
                                • Integer#times $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:192
                                  • Redis::Client#block (2 levels) in call_pipelined $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:192
                                    • Redis::Client#read $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:260
                                      • Redis::Client#io $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:249
                                        • Redis::Client#block in read $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:261
                                          • Redis::Connection::Ruby#read $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:379
                                            • Redis::Connection::TCPSocket#gets $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:71
                                              • String#index $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                              • Integer#== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                                • BasicObject#== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                              • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:78
                                              • String#slice! $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:78
                                            • String#slice! $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:381
                                            • Redis::Connection::Ruby#format_reply $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:388
                                              • String#=== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:390
                                              • String#=== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:391
                                              • Redis::Connection::Ruby#format_status_reply $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:403
                                                • String#strip $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:404
                                    • NilClass#nil? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:195
                                    • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:195
                                  • Redis::Client#block (2 levels) in call_pipelined $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:192
                                    • Redis::Client#read $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:260
                                      • Redis::Client#io $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:249
                                        • Redis::Client#block in read $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:261
                                          • Redis::Connection::Ruby#read $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:379
                                            • Redis::Connection::TCPSocket#gets $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:71
                                              • String#index $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                              • Integer#== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                                • BasicObject#== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:74
                                              • String#bytesize $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:78
                                              • String#slice! $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:78
                                            • String#slice! $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:381
                                            • Redis::Connection::Ruby#format_reply $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:388
                                              • String#=== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:390
                                              • String#=== $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:391
                                              • Redis::Connection::Ruby#format_status_reply $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:403
                                                • String#strip $GemPath0/gems/redis-3.3.3/lib/redis/connection/ruby.rb:404
                                    • NilClass#nil? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:195
                                    • Kernel#is_a? $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:195
                  • Redis::Pipeline#finish $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:60
                    • Enumerable#each_with_index $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                    • Enumerable#map $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                      • Enumerator#each $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                        • Enumerable#each_with_index $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                          • Array#each $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                            • Redis::Pipeline#block in finish $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                              • Redis::Future#_set $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:119
                                • Redis::Future#value $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:128
                                  • Kernel#kind_of? $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:129
                            • Redis::Pipeline#block in finish $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                              • Redis::Future#_set $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:119
                                • Redis::Future#value $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:128
                                  • Kernel#kind_of? $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:129
                            • Redis::Pipeline#block in finish $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:66
                              • Redis::Future#_set $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:119
                                • Redis::Future#value $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:128
                                  • Kernel#kind_of? $GemPath0/gems/redis-3.3.3/lib/redis/pipeline.rb:129
                  • Kernel#tap $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:157
                    • Redis::Client#block (2 levels) in call_pipeline $GemPath0/gems/redis-3.3.3/lib/redis/client.rb:157
        • Redis#mon_exit /home/z/.rbenv/versions/2.4.0/lib/ruby/2.4.0/monitor.rb:197
          • Redis#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