[jbosstools-builds] Build failed in Jenkins: jbosstools-docs-nightly #892

[ci-builds at redhat.com]

See <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/892/>

------------------------------------------
Started by user nboldt at REDHAT.COM
[EnvInject] - Loading node environment variables.
Building remotely on rhts-stacks1
Updating https://svn.jboss.org/repos/devstudio/trunk/hudson-jobs/settings
At revision 10891
no change for https://svn.jboss.org/repos/devstudio/trunk/hudson-jobs/settings since the previous build
Checkout:jbosstools-docs-nightly / <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/ws/> - hudson.remoting.Channel at 36d8a785:rhts-stacks1
Using strategy: Default
Last Built Revision: Revision 11220a30a85021ce06b02a06bf0a0ccab02e9e7d (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from git://github.com/jbosstools/jbosstools-documentation.git
Commencing build of Revision 11220a30a85021ce06b02a06bf0a0ccab02e9e7d (origin/master)
Checking out Revision 11220a30a85021ce06b02a06bf0a0ccab02e9e7d (origin/master)
Checkout:jbosstools-docs-nightly / <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/ws/> - hudson.remoting.Channel at 36d8a785:rhts-stacks1
Using strategy: Default
Last Built Revision: Revision 3f5274e25912c3aee31eddf6c720a6749ea3d3c5 (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from git://github.com/jbosstools/jbosstools-birt.git
Commencing build of Revision 3f5274e25912c3aee31eddf6c720a6749ea3d3c5 (origin/master)
Checking out Revision 3f5274e25912c3aee31eddf6c720a6749ea3d3c5 (origin/master)
Checkout:jbosstools-docs-nightly / <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/ws/> - hudson.remoting.Channel at 36d8a785:rhts-stacks1
Using strategy: Default
Last Built Revision: Revision 0cb80faabd8db5861e8015109a29b3ddf232cdda (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from git://github.com/jbosstools/jbosstools-central.git
Commencing build of Revision b312a3f230c94e1b3e35345e80e4e272d0b0fec9 (origin/master)
Checking out Revision b312a3f230c94e1b3e35345e80e4e272d0b0fec9 (origin/master)
Checkout:jbosstools-docs-nightly / <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/ws/> - hudson.remoting.Channel at 36d8a785:rhts-stacks1
Using strategy: Default
Last Built Revision: Revision 156edeabf3fa56fca8b7c77dfaf367e61a98dd19 (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from git://github.com/jbosstools/jbosstools-forge.git
Commencing build of Revision 156edeabf3fa56fca8b7c77dfaf367e61a98dd19 (origin/master)
Checking out Revision 156edeabf3fa56fca8b7c77dfaf367e61a98dd19 (origin/master)
Checkout:jbosstools-docs-nightly / <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/ws/> - hudson.remoting.Channel at 36d8a785:rhts-stacks1
Using strategy: Default
Last Built Revision: Revision 0e7e333c8e019c145a9b6205843a09e5edb08093 (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from git://github.com/jbosstools/jbosstools-hibernate.git
Commencing build of Revision 0e7e333c8e019c145a9b6205843a09e5edb08093 (origin/master)
Checking out Revision 0e7e333c8e019c145a9b6205843a09e5edb08093 (origin/master)
Checkout:jbosstools-docs-nightly / <http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/jbosstools-docs-nightly/ws/> - hudson.remoting.Channel at 36d8a785:rhts-stacks1
Using strategy: Default
Last Built Revision: Revision 5891507494f0320e3d1d31093f7215d18871232c (origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from git://github.com/jbosstools/jbosstools-javaee.git
Commencing build of Revision fb5feb8f7afdfc84fb423f5d73871bbfe96155e8 (origin/master)
Checking out Revision fb5feb8f7afdfc84fb423f5d73871bbfe96155e8 (origin/master)
FATAL: Could not checkout null with start point fb5feb8f7afdfc84fb423f5d73871bbfe96155e8
hudson.plugins.git.GitException: Could not checkout null with start point fb5feb8f7afdfc84fb423f5d73871bbfe96155e8
	at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:872)
	at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1284)
	at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1268)
	at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2047)
	at hudson.remoting.UserRequest.perform(UserRequest.java:118)
	at hudson.remoting.UserRequest.perform(UserRequest.java:48)
	at hudson.remoting.Request$2.run(Request.java:287)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at hudson.remoting.Engine$1$1.run(Engine.java:60)
	at java.lang.Thread.run(Thread.java:662)
Caused by: hudson.plugins.git.GitException: Command "git checkout -f fb5feb8f7afdfc84fb423f5d73871bbfe96155e8" returned status code 128:
stdout: 
stderr: fatal: unable to read tree a5bad0d5b8047dfcadeb2fea87bcce32cf49e556

	at hudson.plugins.git.GitAPI.launchCommandIn(GitAPI.java:779)
	at hudson.plugins.git.GitAPI.launchCommand(GitAPI.java:741)
	at hudson.plugins.git.GitAPI.launchCommand(GitAPI.java:751)
	at hudson.plugins.git.GitAPI.checkoutBranch(GitAPI.java:859)
	... 13 more