Jenkins no longer supports Java7. I bumped it up to Java8 and it seems to be going now. Maybe time to officially update our minimum requirements....
On Mon, Jun 18, 2018 at 10:45 AM, Apache Jenkins Server < jenk...@builds.apache.org> wrote: > See <https://builds.apache.org/job/mahout-nightly/2254/display/redirect> > > ------------------------------------------ > Started by an SCM change > [EnvInject] - Loading node environment variables. > Building remotely on H31 (ubuntu xenial) in workspace < > https://builds.apache.org/job/mahout-nightly/ws/> > > git rev-parse --is-inside-work-tree # timeout=10 > Fetching changes from the remote Git repository > > git config remote.origin.url https://git-wip-us.apache.org/ > repos/asf/mahout.git # timeout=10 > Fetching upstream changes from https://git-wip-us.apache.org/ > repos/asf/mahout.git > > git --version # timeout=10 > > git fetch --tags --progress https://git-wip-us.apache.org/ > repos/asf/mahout.git +refs/heads/*:refs/remotes/origin/* > > git rev-parse refs/remotes/origin/master^{commit} # timeout=10 > > git rev-parse refs/remotes/origin/origin/master^{commit} # timeout=10 > Checking out Revision d4def830db4570ca06b65e67decaa7dcfa64f7b8 > (refs/remotes/origin/master) > > git config core.sparsecheckout # timeout=10 > > git checkout -f d4def830db4570ca06b65e67decaa7dcfa64f7b8 > Commit message: "closes #352 *Epic Completed*" > > git rev-list --no-walk 209d09e12c33b04cc0dd35c267e5be2017ace755 # > timeout=10 > Parsing POMs > Modules changed, recalculating dependency graph > Established TCP socket on 33921 > maven33-agent.jar already up to date > maven33-interceptor.jar already up to date > maven3-interceptor-commons.jar already up to date > [mahout-nightly] $ /home/jenkins/tools/java/latest1.7/bin/java -Xmx2g > -Xms256m -cp /home/jenkins/jenkins-slave/maven33-agent.jar:/home/ > jenkins/tools/maven/apache-maven-3.3.3/boot/plexus- > classworlds-2.5.2.jar:/home/jenkins/tools/maven/apache-maven-3.3.3/conf/logging > jenkins.maven3.agent.Maven33Main /home/jenkins/tools/maven/apache-maven-3.3.3 > /home/jenkins/jenkins-slave/slave.jar > /home/jenkins/jenkins-slave/maven33-interceptor.jar > /home/jenkins/jenkins-slave/maven3-interceptor-commons.jar 33921 > Exception in thread "main" java.lang.UnsupportedClassVersionError: > hudson/remoting/Launcher : Unsupported major.minor version 52.0 > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClass(ClassLoader.java:800) > at java.security.SecureClassLoader.defineClass( > SecureClassLoader.java:142) > at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) > at java.net.URLClassLoader.access$100(URLClassLoader.java:71) > at java.net.URLClassLoader$1.run(URLClassLoader.java:361) > at java.net.URLClassLoader$1.run(URLClassLoader.java:355) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:354) > at org.codehaus.plexus.classworlds.realm.ClassRealm. > loadClassFromSelf(ClassRealm.java:401) > at org.codehaus.plexus.classworlds.strategy. > SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42) > at org.codehaus.plexus.classworlds.realm.ClassRealm. > unsynchronizedLoadClass(ClassRealm.java:271) > at org.codehaus.plexus.classworlds.realm.ClassRealm. > loadClass(ClassRealm.java:247) > at org.codehaus.plexus.classworlds.realm.ClassRealm. > loadClass(ClassRealm.java:239) > at jenkins.maven3.agent.Maven33Main.main(Maven33Main.java:133) > at jenkins.maven3.agent.Maven33Main.main(Maven33Main.java:64) > ERROR: Failed to parse POMs > java.io.EOFException: unexpected stream termination > at hudson.remoting.ChannelBuilder.negotiate( > ChannelBuilder.java:408) > at hudson.remoting.ChannelBuilder.build(ChannelBuilder.java:353) > at hudson.slaves.Channels.forProcess(Channels.java:115) > at hudson.maven.AbstractMavenProcessFactory.newProcess( > AbstractMavenProcessFactory.java:294) > at hudson.maven.ProcessCache.get(ProcessCache.java:236) > at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution. > doRun(MavenModuleSetBuild.java:804) > at hudson.model.AbstractBuild$AbstractBuildExecution.run( > AbstractBuild.java:504) > at hudson.model.Run.execute(Run.java:1724) > at hudson.maven.MavenModuleSetBuild.run( > MavenModuleSetBuild.java:543) > at hudson.model.ResourceController.execute( > ResourceController.java:97) > at hudson.model.Executor.run(Executor.java:429) > Not sending mail to unregistered user trevor.d.gr...@gmail.com >
