cap --trace -f capistrano/project/config/deploy.rb deploy
** Invoke deploy (first_time)
** Execute deploy
** Invoke deploy:starting (first_time)
** Invoke deploy:check_sidekiq_hooks (first_time)
** Execute deploy:check_sidekiq_hooks
** Execute deploy:starting
** Invoke deploy:check (first_time)
** Execute deploy:check
cap aborted!
Don't know how to build task 'git:check'
/usr/lib/ruby/2.1.0/rake/task_manager.rb:49:in `[]'
/usr/lib/ruby/2.1.0/rake/task.rb:348:in `[]'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/dsl.rb:16:in `invoke'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/tasks/deploy.rake:36:in `block (2 levels) in <top (required)>'
/usr/lib/ruby/2.1.0/rake/task.rb:236:in `call'
/usr/lib/ruby/2.1.0/rake/task.rb:236:in `block in execute'
/usr/lib/ruby/2.1.0/rake/task.rb:231:in `each'
/usr/lib/ruby/2.1.0/rake/task.rb:231:in `execute'
/usr/lib/ruby/2.1.0/rake/task.rb:175:in `block in invoke_with_call_chain'
/usr/lib/ruby/2.1.0/monitor.rb:211:in `mon_synchronize'
/usr/lib/ruby/2.1.0/rake/task.rb:168:in `invoke_with_call_chain'
/usr/lib/ruby/2.1.0/rake/task.rb:161:in `invoke'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/dsl.rb:16:in `invoke'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/tasks/deploy.rake:4:in `block (2 levels) in <top (required)>'
/usr/lib/ruby/2.1.0/rake/task.rb:236:in `call'
/usr/lib/ruby/2.1.0/rake/task.rb:236:in `block in execute'
/usr/lib/ruby/2.1.0/rake/task.rb:231:in `each'
/usr/lib/ruby/2.1.0/rake/task.rb:231:in `execute'
/usr/lib/ruby/2.1.0/rake/task.rb:175:in `block in invoke_with_call_chain'
/usr/lib/ruby/2.1.0/monitor.rb:211:in `mon_synchronize'
/usr/lib/ruby/2.1.0/rake/task.rb:168:in `invoke_with_call_chain'
/usr/lib/ruby/2.1.0/rake/task.rb:161:in `invoke'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/dsl.rb:16:in `invoke'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/tasks/framework.rake:65:in `block (2 levels) in <top (required)>'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/tasks/framework.rake:64:in `each'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/tasks/framework.rake:64:in `block in <top (required)>'
/usr/lib/ruby/2.1.0/rake/task.rb:236:in `call'
/usr/lib/ruby/2.1.0/rake/task.rb:236:in `block in execute'
/usr/lib/ruby/2.1.0/rake/task.rb:231:in `each'
/usr/lib/ruby/2.1.0/rake/task.rb:231:in `execute'
/usr/lib/ruby/2.1.0/rake/task.rb:175:in `block in invoke_with_call_chain'
/usr/lib/ruby/2.1.0/monitor.rb:211:in `mon_synchronize'
/usr/lib/ruby/2.1.0/rake/task.rb:168:in `invoke_with_call_chain'
/usr/lib/ruby/2.1.0/rake/task.rb:161:in `invoke'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/dsl.rb:16:in `invoke'
/home/hubot/hubot/capistrano/project/config/deploy:75:in `<top (required)>'
/usr/lib/ruby/2.1.0/rake/rake_module.rb:25:in `load'
/usr/lib/ruby/2.1.0/rake/rake_module.rb:25:in `load_rakefile'
/usr/lib/ruby/2.1.0/rake/application.rb:637:in `raw_load_rakefile'
/usr/lib/ruby/2.1.0/rake/application.rb:94:in `block in load_rakefile'
/usr/lib/ruby/2.1.0/rake/application.rb:165:in `standard_exception_handling'
/usr/lib/ruby/2.1.0/rake/application.rb:93:in `load_rakefile'
/usr/lib/ruby/2.1.0/rake/application.rb:77:in `block in run'
/usr/lib/ruby/2.1.0/rake/application.rb:165:in `standard_exception_handling'
/usr/lib/ruby/2.1.0/rake/application.rb:75:in `run'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/lib/capistrano/application.rb:15:in `run'
/usr/lib/ruby/gems/2.1.0/gems/capistrano-3.4.0/bin/cap:3:in `<top (required)>'
/usr/bin/cap:23:in `load'
/usr/bin/cap:23:in `<main>'
Tasks: TOP => deploy:check
The deploy has failed with an error: Don't know how to build task 'git:check'
** Invoke deploy:failed (first_time)
** Execute deploy:failed