See https://builds.apache.org/job/Hadoop-Hdfs-trunk/1727/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### Started by timer Building remotely on hadoop5 (Mapreduce Hdfs) in workspace /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk java.io.IOException: remote file operation failed: /home/jenkins/jenkins-slave/workspace/Hadoop-Hdfs-trunk at hudson.remoting.Channel@5c0ae6a:hadoop5 at hudson.FilePath.act(FilePath.java:910) at hudson.FilePath.act(FilePath.java:887) at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:848) at hudson.scm.SubversionSCM.checkout(SubversionSCM.java:786) at hudson.model.AbstractProject.checkout(AbstractProject.java:1320) at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:609) at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:518) at hudson.model.Run.execute(Run.java:1700) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:231) Caused by: hudson.remoting.ChannelClosedException: channel is already closed at hudson.remoting.Channel.send(Channel.java:524) at hudson.remoting.Request.call(Request.java:129) at hudson.remoting.Channel.call(Channel.java:722) at hudson.FilePath.act(FilePath.java:903) ... 11 more Caused by: java.io.IOException: Unexpected termination of the channel at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:50) Caused by: java.io.EOFException at java.io.ObjectInputStream$BlockDataInputStream.peekByte(ObjectInputStream.java:2601) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1319) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:371) at hudson.remoting.Command.readFrom(Command.java:92) at hudson.remoting.ClassicCommandTransport.read(ClassicCommandTransport.java:71) at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:48) Retrying after 10 seconds FATAL: null java.lang.NullPointerException at hudson.model.AbstractProject.checkout(AbstractProject.java:1313) at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:609) at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:518) at hudson.model.Run.execute(Run.java:1700) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:231) ################################################################################### ############################## FAILED TESTS (if any) ############################## No tests ran.