Build failed in Jenkins: Bigtop-trunk #642

[Apache Jenkins Server]

See <https://builds.apache.org/job/Bigtop-trunk/642/>

------------------------------------------
Started by an SCM change
Building remotely on ubuntu1 in workspace 
<https://builds.apache.org/job/Bigtop-trunk/ws/>
Checkout:Bigtop-trunk / <https://builds.apache.org/job/Bigtop-trunk/ws/> - 
hudson.remoting.Channel@49770766:ubuntu1
Using strategy: Default
Last Built Revision: Revision 3605222e02181a70ff2b410ce1838d78eab85e8e 
(origin/master)
Fetching changes from 1 remote Git repository
Fetching upstream changes from 
https://git-wip-us.apache.org/repos/asf/bigtop.git
Commencing build of Revision 3605222e02181a70ff2b410ce1838d78eab85e8e 
(origin/master)
Checking out Revision 3605222e02181a70ff2b410ce1838d78eab85e8e (origin/master)
FATAL: Invalid id: Process leaked file descriptors. See 
http://wiki.jenkins-ci.org/display/JENKINS/Spawning+processes+from+build for 
more information
java.lang.IllegalArgumentException: Invalid id: Process leaked file 
descriptors. See 
http://wiki.jenkins-ci.org/display/JENKINS/Spawning+processes+from+build for 
more information
        at org.eclipse.jgit.lib.ObjectId.fromString(ObjectId.java:232)
        at hudson.plugins.git.GitAPI.revList(GitAPI.java:1056)
        at hudson.plugins.git.GitAPI.isCommitInRepo(GitAPI.java:1067)
        at hudson.plugins.git.GitSCM.computeChangeLog(GitSCM.java:1310)
        at hudson.plugins.git.GitSCM.access$1300(GitSCM.java:72)
        at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1273)
        at hudson.plugins.git.GitSCM$4.invoke(GitSCM.java:1231)
        at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2348)
        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$1.call(InterceptingExecutorService.java:72)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
        at java.util.concurrent.FutureTask.run(FutureTask.java:166)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:679)