/Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/actionpack/lib/action_dispatch/middleware/show_exceptions.rb:131:in `block in log_error'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/activesupport/lib/active_support/deprecation/reporting.rb:20:in `silence'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/actionpack/lib/action_dispatch/middleware/show_exceptions.rb:129:in `log_error'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/actionpack/lib/action_dispatch/middleware/show_exceptions.rb:64:in `render_exception'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/actionpack/lib/action_dispatch/middleware/show_exceptions.rb:59:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/railties/lib/rails/rack/logger.rb:13:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/methodoverride.rb:24:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/runtime.rb:17:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/activesupport/lib/active_support/cache/strategy/local_cache.rb:72:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/lock.rb:34:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/actionpack/lib/action_dispatch/middleware/static.rb:53:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/railties/lib/rails/rack/content_length.rb:16:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/railties/lib/rails/engine.rb:438:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bundler/gems/rails-1ab556fa89a1/railties/lib/rails/railtie/configurable.rb:28:in `method_missing'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/lint.rb:48:in `_call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/lint.rb:36:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/showexceptions.rb:24:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/rack-1.3.0.beta2/lib/rack/commonlogger.rb:18:in `call'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:545:in `process_client'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:623:in `block in worker_loop'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:621:in `each'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:621:in `worker_loop'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:509:in `block (2 levels) in spawn_missing_workers'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:507:in `fork'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:507:in `block in spawn_missing_workers'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:503:in `each'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:503:in `spawn_missing_workers'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:516:in `maintain_worker_count'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn/http_server.rb:166:in `start'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/lib/unicorn.rb:30:in `run'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/gems/unicorn-3.6.2/bin/unicorn:120:in `<top (required)>'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bin/unicorn:19:in `load'
  /Users/vineyard/.rvm/gems/ruby-1.9.2-p180@rails/bin/unicorn:19:in `<main>