Description of problem:
Given one cartridge created(e.g., myjbossews21), embed with jenkins-client and change something in local git repo and git push, found jenkins build failed

remote: Executing Jenkins build.
remote: 
remote: You can track your build at https://jenkins-chunchen.dev.rhcloud.com/job/myjbossews21-build
remote: 
remote: ERROR - Couldn't schedule job
remote: !!!!!!!!
remote: Deployment Halted!
remote: If the build failed before the deploy step, your previous
remote: build is still running.  Otherwise, your application may be
remote: partially deployed or inaccessible.
remote: Fix the build and try again.
remote: !!!!!!!!
remote: An error occurred executing 'gear postreceive' (exit code: 1)
remote: Error message: Failed to execute: 'control post-receive' for /var/lib/openshift/52afb14d64dce09073000001/jenkins-client
remote: 
remote: For more details about the problem, try running the command again with the '--trace' option.
To ssh://52afb14d64dce09073000001.rhcloud.com/~/git/myjbossews21.git/
   bbe37eb..4602993  master -> master
 
jenkins/logs/jenkins.log:
---------------------------------------------------------------
Started by user Jenkins System Builder
Building remotely on myjbossews21bldr in workspace /var/lib/openshift/52afb2a564dce09073000050/app-root/runtime/repo
Checkout:repo / /var/lib/openshift/52afb2a564dce09073000050/app-root/runtime/repo - hudson.remoting.Channel@1e167e1:myjbossews21bldr
Using strategy: Default
hudson.util.IOException2: remote file operation failed: /var/lib/openshift/52afb2a564dce09073000050/app-root/runtime/repo at hudson.remoting.Channel@1e167e1:myjbossews21bldr
    at hudson.FilePath.act(FilePath.java:912)
    at hudson.FilePath.act(FilePath.java:889)
    at hudson.plugins.git.GitSCM.checkout(GitSCM.java:968)
    at hudson.model.AbstractProject.checkout(AbstractProject.java:1411)
    at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:652)
    at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)
    at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:557)
    at hudson.model.Run.execute(Run.java:1665)
    at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
    at hudson.model.ResourceController.execute(ResourceController.java:88)
    at hudson.model.Executor.run(Executor.java:246)
Caused by: java.io.IOException: Remote call on myjbossews21bldr failed
    at hudson.remoting.Channel.call(Channel.java:723)
    at hudson.FilePath.act(FilePath.java:905)
    ... 10 more
Caused by: java.lang.NoClassDefFoundError: Could not initialize class jenkins.model.Jenkins$MasterComputer
    at hudson.FilePath.getChannel(FilePath.java:2387)
    at hudson.plugins.git.GitSCM$2.invoke(GitSCM.java:976)
    at hudson.plugins.git.GitSCM$2.invoke(GitSCM.java:968)
    at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2444)
    at hudson.remoting.UserRequest.perform(UserRequest.java:118)
    at hudson.remoting.UserRequest.perform(UserRequest.java:48)
    at hudson.remoting.Request$2.run(Request.java:326)
    at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:744)
Archiving artifacts
Finished: FAILURE

Version-Release number of selected component (if applicable):
INT(devenv_4141)
devenv_4142
devenv_4143


How reproducible:
always

Steps to Reproduce:
1.create one cartridge and embed with jenkins-build
#rhc app create myjbossews21 jbossews-2.0 --enable-jenkins
2.change something in local git repo and do git push
#sed -i 's/Welcome to/Hi/g' src/main/webapp/index.html
#git add -A &&git commit -amp&&git push
3.

Actual results:
Jenkins build failed when deploying

Expected results:
Jenkins build should succeed

Additional info: