title: deploy with capistrano failing
body: <p>I have a capistrano taks like this</p>
  
  <pre><code>require "bundler/capistrano"
  
  set :application, "cloudoc"
  set :repository,  "git@github.com:luizkowalski/cloudoc.git"
  
  set :scm, :git
  
  role :web, "xx.xx.xx.xxx" 
  role :app, "xx.xx.xx.xxx" 
  role :db,  "xx.xx.xx.xxx", :primary =&gt; true
  
  default_run_options[:pty] = true
  ssh_options[:forward_agent] = true
  
  after "deploy:restart", "deploy:cleanup"
  
  set :user, "deploy"
  set :use_sudo, true
  
  set :deploy_to, "/home/deploy"
  set :deploy_via, :remote_cache
  
  role :web, "xx.xx.xx.xxx"
  role :app, "xx.xx.xx.xxx"
  role :db, "xx.xx.xx.xxx", :primary =&gt; true
  </code></pre>
  
  <p>after the <code>cap deploy</code> this is the output.<br>
  for some reason, he fails and I don't know why. I've tried with use_sudo false and with root, same thing happen.</p>
  
  <pre><code>    [xx.xx.xx.xxx] executing command
      command finished in 4714ms
      copying the cached version to /home/deploy/releases/20120809223144
    * executing "cp -RPp /home/deploy/shared/cached-copy /home/deploy/releases/20120809223144 &amp;&amp; (echo 61eeff328c40e104962f96bf6ffc5150bd1162e4 &gt; /home/deploy/releases/20120809223144/REVISION)"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 604ms
    * executing `deploy:finalize_update'
      triggering before callbacks for `deploy:finalize_update'
    * executing `deploy:assets:symlink'
    * executing "rm -rf /home/deploy/releases/20120809223144/public/assets &amp;&amp;\\\n        mkdir -p /home/deploy/releases/20120809223144/public &amp;&amp;\\\n        mkdir -p /home/deploy/shared/assets &amp;&amp;\\\n        ln -s /home/deploy/shared/assets /home/deploy/releases/20120809223144/public/assets"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 544ms
    * executing `bundle:install'
    * executing "cd /home/deploy/releases/20120809223144 &amp;&amp; bundle install --gemfile /home/deploy/releases/20120809223144/Gemfile --path /home/deploy/shared/bundle --deployment --quiet --without development test"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 1990ms
    * executing "chmod -R g+w /home/deploy/releases/20120809223144"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 1042ms
    * executing "rm -rf /home/deploy/releases/20120809223144/log /home/deploy/releases/20120809223144/public/system /home/deploy/releases/20120809223144/tmp/pids &amp;&amp;\\\n      mkdir -p /home/deploy/releases/20120809223144/public &amp;&amp;\\\n      mkdir -p /home/deploy/releases/20120809223144/tmp"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 534ms
    * executing "ln -s /home/deploy/shared/system /home/deploy/releases/20120809223144/public/system"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 517ms
    * executing "ln -s /home/deploy/shared/log /home/deploy/releases/20120809223144/log"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 519ms
    * executing "ln -s /home/deploy/shared/pids /home/deploy/releases/20120809223144/tmp/pids"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 521ms
      triggering after callbacks for `deploy:update_code'
    * executing `deploy:assets:precompile'
    * executing "cd /home/deploy/releases/20120809223144 &amp;&amp; bundle exec rake RAILS_ENV=production RAILS_GROUPS=assets assets:precompile"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
   ** [out :: xx.xx.xx.xxx] Compiled jquery.js  (2ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled jquery_ujs.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-transition.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-alert.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-modal.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-dropdown.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-scrollspy.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-tab.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-tooltip.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-popover.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-button.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-collapse.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-carousel.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap/bootstrap-typeahead.js  (0ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled twitter/bootstrap.js  (247ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled ios-checkboxes/ios-checkboxes.js  (20642ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled ios-checkboxes.js  (22403ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled rails.validations.js  (418ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled best_in_place.js  (327ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled autosize.js  (76ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled bootstrap.js  (5870ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled dashboard.js  (1388ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled documents.js  (896ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled home.js  (377ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled sessions.js  (563ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Compiled application.js  (51370ms)  (pid 1075)
   ** [out :: xx.xx.xx.xxx] Killed
      command finished in 68972ms
  *** [deploy:update_code] rolling back
    * executing "rm -rf /home/deploy/releases/20120809223144; true"
      servers: ["xx.xx.xx.xxx"]
      [xx.xx.xx.xxx] executing command
      command finished in 612ms
  failed: "sh -c 'cd /home/deploy/releases/20120809223144 &amp;&amp; bundle exec rake RAILS_ENV=production RAILS_GROUPS=assets assets:precompile'" on xx.xx.xx.xxx
  </code></pre>
  
  <p>any ideas?<br>
  if someone needs more info, please let me know<br>
  Thanks in advance </p>