Ruby on rails 带有Capistrano错误的部署

我已经部署到一个沙箱环境，但是当我部署到一个生产环境时。一个将跨不同服务器托管的服务器。App server和Web server位于同一台服务器上，DB服务器是独立的

我正在使用Capistrano 3，下面是我运行

bundle exec cap production setup

时出现的错误，我收到这个错误-我删除了IP\U地址。基本信息。单独的数据库、单独的Redis/Resque服务器、单独的工作人员。。。我被难住了

[fd6d0d1d] Command: cd /var/www/gru/releases/20151113234954 && ( PATH=/opt/ruby/bin:$PATH RAILS_ENV=production ~/.rvm/bin/rvm default do bundle exec rake assets:precompile )
DEBUG [fd6d0d1d]    rake aborted!
DEBUG [fd6d0d1d]    TypeError: can't dup NilClass
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `dup'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `initialize'
DEBUG [fd6d0d1d]    /var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `new'
DEBUG [fd6d0d1d]    /var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `<top (required)>'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `block in load'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:652:in `block in load_config_initializer'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/notifications.rb:166:in `instrument'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:651:in `load_config_initializer'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `each'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `block in <class:Engine>'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `instance_exec'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `run'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:55:in `block in run_initializers'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `each'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `tsort_each_child'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:54:in `run_initializers'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:352:in `initialize!'
DEBUG [fd6d0d1d]    /var/www/gru/releases/20151113234954/config/environment.rb:5:in `<top (required)>'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `block in require'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:328:in `require_environment!'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:457:in `block in run_tasks_blocks'
DEBUG [fd6d0d1d]    /var/www/gru/shared/bundle/ruby/2.2.0/gems/sprockets-rails-2.3.3/lib/sprockets/rails/task.rb:64:in `block (2 levels) in define'
DEBUG [fd6d0d1d]    Tasks: TOP => environment
DEBUG [fd6d0d1d]    (See full trace by running task with --trace)
(Backtrace restricted to imported tasks)
cap aborted!
SSHKit::Runner::ExecuteError: Exception while executing as clduser@96.119.183.74: rake exit status: 1
rake stdout: rake aborted!
TypeError: can't dup NilClass
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `dup'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `initialize'
/var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `new'
/var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `<top (required)>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `block in load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:652:in `block in load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/notifications.rb:166:in `instrument'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:651:in `load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `each'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `block in <class:Engine>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `instance_exec'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `run'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:55:in `block in run_initializers'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `each'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `tsort_each_child'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:54:in `run_initializers'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:352:in `initialize!'
/var/www/gru/releases/20151113234954/config/environment.rb:5:in `<top (required)>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `block in require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:328:in `require_environment!'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:457:in `block in run_tasks_blocks'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/sprockets-rails-2.3.3/lib/sprockets/rails/task.rb:64:in `block (2 levels) in define'
Tasks: TOP => environment
(See full trace by running task with --trace)
rake stderr: Nothing written

SSHKit::Command::Failed: rake exit status: 1
rake stdout: rake aborted!
TypeError: can't dup NilClass
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `dup'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `initialize'
/var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `new'
/var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `<top (required)>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `block in load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:652:in `block in load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/notifications.rb:166:in `instrument'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:651:in `load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `each'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `block in <class:Engine>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `instance_exec'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `run'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:55:in `block in run_initializers'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `each'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `tsort_each_child'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:54:in `run_initializers'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:352:in `initialize!'
/var/www/gru/releases/20151113234954/config/environment.rb:5:in `<top (required)>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `block in require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:328:in `require_environment!'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:457:in `block in run_tasks_blocks'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/sprockets-rails-2.3.3/lib/sprockets/rails/task.rb:64:in `block (2 levels) in define'
Tasks: TOP => environment
(See full trace by running task with --trace)
rake stderr: Nothing written

Tasks: TOP => deploy:assets:precompile
(See full trace by running task with --trace)
The deploy has failed with an error: Exception while executing as clduser@<REMOVED>.74: rake exit status: 1
rake stdout: rake aborted!
TypeError: can't dup NilClass
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `dup'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in `initialize'
/var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `new'
/var/www/gru/releases/20151113234954/config/initializers/resque_initialize.rb:4:in `<top (required)>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `block in load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:268:in `load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:652:in `block in load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/notifications.rb:166:in `instrument'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:651:in `load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `each'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in `block in <class:Engine>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `instance_exec'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in `run'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:55:in `block in run_initializers'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `each'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in `tsort_each_child'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:54:in `run_initializers'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:352:in `initialize!'
/var/www/gru/releases/20151113234954/config/environment.rb:5:in `<top (required)>'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `block in require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:240:in `load_dependency'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active_support/dependencies.rb:274:in `require'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:328:in `require_environment!'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:457:in `block in run_tasks_blocks'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/sprockets-rails-2.3.3/lib/sprockets/rails/task.rb:64:in `block (2 levels) in define'
Tasks: TOP => environment
(See full trace by running task with --trace)
rake stderr: Nothing written

[fd6d0d1d]命令：cd/var/www/gru/releases/2015111334954&&（PATH=/opt/ruby/bin:$PATH-RAILS\u-ENV=production~/.rvm/bin/rvm-default-do-bundle-exec-rake-assets:precompile）
调试[fd6d0d1d]rake中止！
调试[fd6d0d1d]类型错误：无法复制类
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in'dup'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:在“初始化”中
调试[fd6d0d1d]/var/www/gru/releases/2015111334954/config/initializers/resque_initializes.rb:4:在“新建”中
调试[fd6d0d1d]/var/www/gru/releases/2015111334954/config/initializers/resque_initializes.rb:4:in`'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:268:in'load'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:268:in'block in load'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:240:in'load\u dependenciency'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:268:in'load'
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:652:in`block in load_config_initializer'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/notifications.rb:166:在“仪器”中
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:651:在“加载配置\初始值设定项”中
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:616:in `块（两级）in'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in“each”
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:615:in'block-in'
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:in'instance_exec'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:30:在“运行”中
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:55:“运行中的块\初始值设定项”
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:在'each'中
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:44:in'tsort_each_child'
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/initializable.rb:54:in'run_initializers'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:352:in'initialize！'
调试[fd6d0d1d]/var/www/gru/releases/2015111334954/config/environment.rb:5:in`'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:274:in'require'
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:274:在'block in require'中
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:240:in'load\u dependenciency'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:274:in'require'
调试[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:328:在“require\u环境”中
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/application.rb:457:in`block in run\u tasks\u blocks'
DEBUG[fd6d0d1d]/var/www/gru/shared/bundle/ruby/2.2.0/gems/sprockets-rails-2.3.3/lib/sprockets/rails/task.rb:64:在“定义中的块（2个级别）”中
调试[fd6d0d1d]任务：顶部=>环境
调试[fd6d0d1d]（通过使用--trace运行任务查看完整跟踪）
（回溯仅限于导入的任务）
帽子流产了！
SSHKit:：Runner:：ExecuteError:作为执行时发生异常clduser@96.119.183.74：rake退出状态：1
rake标准输出：rake中止！
TypeError:无法复制类
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in'dup'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/redis-3.2.1/lib/redis.rb:30:in'initialize'
/var/www/gru/releases/2015111334954/config/initializers/resque_initialize.rb:4:in'new'
/var/www/gru/releases/2015111334954/config/initializers/resque_initialize.rb:4:in`'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:268:in'load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u-support/dependencies.rb:268:in'block-in-load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:240:in“load\u dependency”
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/dependencies.rb:268:in'load'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:652:in'block in load_configinitializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/activesupport-4.2.4/lib/active\u support/notifications.rb:166:in“instrument”
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/rails/engine.rb:651:in'load_config_initializer'
/var/www/gru/shared/bundle/ruby/2.2.0/gems/railties-4.2.4/lib/