Description of problem:
It's failed to build plugin for rails app, when building plugin like 'dmsf', will meet "Failed to execute: 'control build' for /var/lib/openshift/52d3795273c527ab82000087/ruby" errors

Version-Release number of selected component (if applicable):
devenv_4213

How reproducible:
always

Steps to Reproduce:
1. Create an app with Rails and MySQL
rhc app create redmine9 ruby-1.9 mysql-5.1

2. Deploy the Redmine Quickstart
cd redmine9;
git remote add upstream -m master git://github.com/openshift/redmine-2.0-openshift-quickstart.git
git pull -s recursive -X theirs upstream master
git push
bundle install

3. Add <app_repo>/config/database.yml
cat database.yml:
development:
  adapter: sqlite3
  database: db/development.sqlite3
  pool: 5
  timeout: 5000

4. Add the 'dmsf' plugin (or other plugin) to redmine as a git sub-module
./script/rails plugin install https://github.com/danmunn/redmine_dmsf.git
mv vendor/plugins/redmine_dmsf/ plugins/

5. Set BUNDLE_WITHOUT env variable
rhc env set BUNDLE_WITHOUT="xapian" -a redmine9

6. make some changes and perform a git push
echo "test text" > tst.txt
git add . && git commit -amp && git push

Actual results:
<------snip------>
 create mode 100644 plugins/redmine_dmsf/test/test_helper.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_file_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_folder_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_lock_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_permission_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_workflow_step_action_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_workflow_step_assignment_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_workflow_step_test.rb
 create mode 100644 plugins/redmine_dmsf/test/unit/dmsf_workflow_test.rb
 create mode 100644 plugins/redmine_dmsf/travis_patch.diff
 create mode 100644 tst.txt
Counting objects: 341, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (323/323), done.
Writing objects: 100% (338/338), 459.53 KiB, done.
Total 338 (delta 42), reused 0 (delta 0)
remote: Stopping Ruby cartridge
remote: Waiting for stop to finish
remote: Stopping MySQL cartridge
remote: Saving away previously bundled RubyGems
remote: Building git ref 'master', commit 6e49411
remote: Building Ruby cartridge
remote: Restoring previously bundled RubyGems (note: you can commit .openshift/markers/force_clean_build at the root of your repo to force a clean bundle)
remote: Bundling RubyGems based on Gemfile/Gemfile.lock to repo/vendor/bundle with 'bundle install --deployment --without "xapian"'
remote: You are trying to install in deployment mode after changing
remote: your Gemfile. Run `bundle install` elsewhere and add the
remote: updated Gemfile.lock to version control.
remote: 
remote: You have added to the Gemfile:
remote: * rubyzip (>= 1.0.0)
remote: * zip-zip
remote: * simple_enum
remote: * nokogiri (>= 1.5.10)
remote: * uuidtools (~> 2.1.1)
remote: * xapian-full
remote: An error occurred executing 'gear postreceive' (exit code: 16)
remote: Error message: Failed to execute: 'control build' for /var/lib/openshift/52d3795273c527ab82000087/ruby
remote: 
remote: For more details about the problem, try running the command again with the '--trace' option.
To ssh://52d3795273c527ab82000087.rhcloud.com/~/git/redmine9.git/
   1685eda..6e49411  master -> master


Expected results:
Building plugin for rails app should be successfully.

Additional info: