log-deploy

$ git push heroku master 
Counting objects: 17, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (12/12), done.
Writing objects: 100% (12/12), 1.12 KiB, done.
Total 12 (delta 9), reused 0 (delta 0)

-----> Ruby/Rails app detected
-----> Using Ruby version: ruby-2.0.0
-----> Installing dependencies using Bundler version 1.3.2
       Running: bundle install --without development:test --path vendor/bundle --binstubs vendor/bundle/bin --deployment
       Using rake (10.1.0)
       Using i18n (0.6.4)
       Using minitest (4.7.5)
       Using multi_json (1.7.7)
       Using atomic (1.1.10)
       Using thread_safe (0.1.0)
       Using tzinfo (0.3.37)
       Using activesupport (4.0.0)
       Using builder (3.1.4)
       Using erubis (2.7.0)
       Using rack (1.5.2)
       Using rack-test (0.6.2)
       Using actionpack (4.0.0)
       Using mime-types (1.23)
       Using polyglot (0.3.3)
       Using treetop (1.4.14)
       Using mail (2.5.4)
       Using actionmailer (4.0.0)
       Using activemodel (4.0.0)
       Using activerecord-deprecated_finders (1.0.3)
       Using arel (4.0.0)
       Using activerecord (4.0.0)
       Using bcrypt-ruby (3.1.0)
       Using thor (0.18.1)
       Using railties (4.0.0)
       Using sass (3.2.9)
       Using hike (1.2.3)
       Using tilt (1.4.1)
       Using sprockets (2.10.0)
       Using sprockets-rails (2.0.0)
       Using sass-rails (4.0.0)
       Using bootstrap-sass-rails (2.3.2.0)
       Using bson (1.9.1)
       Using bson_ext (1.9.1)
       Using coffee-script-source (1.6.3)
       Using execjs (1.4.0)
       Using coffee-script (2.2.0)
       Using coffee-rails (4.0.0)
       Using orm_adapter (0.4.0)
       Using warden (1.2.1)
       Using devise (2.2.4) from git://github.com/plataformatec/devise.git (at rails4)
       Using jbuilder (1.4.2)
       Using jquery-rails (3.0.2)
       Using json (1.8.0)
       Using kgio (2.8.0)
       Using moped (1.5.0)
       Using origin (1.1.0)
       Using mongoid (4.0.0) from git://github.com/mongoid/mongoid.git (at master)
       Using bundler (1.3.2)
       Using rails (4.0.0)
       Using raindrops (0.11.0)
       Using rdoc (3.12.2)
       Using sdoc (0.3.20)
       Using turbolinks (1.2.0)
       Using uglifier (2.1.1)
       Using unicorn (4.6.2)
       Your bundle is complete! It was installed into ./vendor/bundle
       Cleaning up the bundler cache.
-----> Writing config/database.yml to read from DATABASE_URL
-----> Preparing app for Rails asset pipeline
       Running: rake assets:precompile
       rake aborted!
       (<unknown>): did not find expected key while parsing a block mapping at line 6 column 11
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/bundler/gems/mongoid-d52c33bce36a/lib/mongoid/config/environment.rb:40:in `load_yaml'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/bundler/gems/mongoid-d52c33bce36a/lib/mongoid/config.rb:84:in `load!'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/bundler/gems/mongoid-d52c33bce36a/lib/mongoid.rb:103:in `load!'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/bundler/gems/mongoid-d52c33bce36a/lib/mongoid/railtie.rb:75:in `block in <class:Railtie>'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/initializable.rb:30:in `instance_exec'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/initializable.rb:30:in `run'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/initializable.rb:55:in `block in run_initializers'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/initializable.rb:54:in `run_initializers'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/application.rb:215:in `initialize!'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/railtie/configurable.rb:30:in `method_missing'
       /tmp/build_193001wetrxj3/config/environment.rb:5:in `<top (required)>'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `block in require'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:213:in `load_dependency'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/application.rb:189:in `require_environment!'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/railties-4.0.0/lib/rails/application.rb:249:in `block in run_tasks_blocks'
       /tmp/build_193001wetrxj3/vendor/bundle/ruby/2.0.0/gems/sprockets-rails-2.0.0/lib/sprockets/rails/task.rb:54:in `block (2 levels) in define'
       Tasks: TOP => environment
       (See full trace by running task with --trace)
 !
 !     Precompiling assets failed.
 !

 !     Push rejected, failed to compile Ruby/Rails app

To git@heroku.com:project_name.git
 ! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'git@heroku.com:project_name.git'