See <https://builds.apache.org/job/mahout-nightly/928/>
------------------------------------------ Failed to access build log hudson.util.IOException2: remote file operation failed: /home/jenkins/jenkins-slave/workspace/mahout-nightly at hudson.remoting.Channel@659590f5:ubuntu1 at hudson.FilePath.act(FilePath.java:838) at hudson.FilePath.act(FilePath.java:824) at hudson.FilePath.toURI(FilePath.java:879) at hudson.tasks.MailSender.createFailureMail(MailSender.java:278) at hudson.tasks.MailSender.getMail(MailSender.java:153) at hudson.tasks.MailSender.execute(MailSender.java:99) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.cleanUp(MavenModuleSetBuild.java:1012) at hudson.model.Run.execute(Run.java:1532) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:477) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:236) Caused by: hudson.remoting.ChannelClosedException: channel is already closed at hudson.remoting.Channel.send(Channel.java:492) at hudson.remoting.Request.call(Request.java:129) at hudson.remoting.Channel.call(Channel.java:663) at hudson.FilePath.act(FilePath.java:831) ... 10 more Caused by: java.io.IOException at hudson.remoting.Channel.close(Channel.java:895) at hudson.slaves.ChannelPinger$1.onDead(ChannelPinger.java:110) at hudson.remoting.PingThread.ping(PingThread.java:114) at hudson.remoting.PingThread.run(PingThread.java:81) Caused by: java.util.concurrent.TimeoutException: Ping started on 1341528481737 hasn't completed at 1341528721737 ... 2 more Caused by: java.util.concurrent.TimeoutException at hudson.remoting.Request$1.get(Request.java:275) at hudson.remoting.Request$1.get(Request.java:210) at hudson.remoting.FutureAdapter.get(FutureAdapter.java:59) at hudson.remoting.PingThread.ping(PingThread.java:107) ... 1 more