/tmp/build_74e258d239e22868f6b4999a6f349035/vendor/bundle/ruby/2.3.0/gems/activesupport-4.2.6/lib/active_support/dependencies.rb:274:in `require'
       /tmp/build_74e258d239e22868f6b4999a6f349035/vendor/bundle/ruby/2.3.0/gems/railties-4.2.6/lib/rails/application.rb:328:in `require_environment!'
       /tmp/build_74e258d239e22868f6b4999a6f349035/vendor/bundle/ruby/2.3.0/gems/railties-4.2.6/lib/rails/application.rb:457:in `block in run_tasks_blocks'
       /tmp/build_74e258d239e22868f6b4999a6f349035/vendor/bundle/ruby/2.3.0/gems/sprockets-rails-3.2.1/lib/sprockets/rails/task.rb:62:in `block (2 levels) in define'
       /tmp/build_74e258d239e22868f6b4999a6f349035/vendor/bundle/ruby/2.3.0/gems/rake-12.3.0/exe/rake:27:in `<top (required)>'
       Tasks: TOP => environment
       (See full trace by running task with --trace)
 !
 !     Precompiling assets failed.
 !
 !     Push rejected, failed to compile Ruby app.
 !     Push failed