See <https://builds.apache.org/job/Nutch-2292/7/display/redirect>
------------------------------------------ Started by an SCM change [EnvInject] - Loading node environment variables. Building remotely on H37 (ubuntu xenial) in workspace <https://builds.apache.org/job/Nutch-2292/ws/> Cloning the remote Git repository Cloning repository https://git-wip-us.apache.org/repos/asf/nutch.git > git init <https://builds.apache.org/job/Nutch-2292/ws/> # timeout=10 Fetching upstream changes from https://git-wip-us.apache.org/repos/asf/nutch.git > git --version # timeout=10 > git fetch --tags --progress > https://git-wip-us.apache.org/repos/asf/nutch.git > +refs/heads/*:refs/remotes/origin/* > git config remote.origin.url > https://git-wip-us.apache.org/repos/asf/nutch.git # timeout=10 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # > timeout=10 > git config remote.origin.url > https://git-wip-us.apache.org/repos/asf/nutch.git # timeout=10 Fetching upstream changes from https://git-wip-us.apache.org/repos/asf/nutch.git > git fetch --tags --progress > https://git-wip-us.apache.org/repos/asf/nutch.git > +refs/heads/*:refs/remotes/origin/* > git rev-parse origin/NUTCH-2292^{commit} # timeout=10 Checking out Revision 4e052a055b84b2bf32c4244b934135214be6518f (origin/NUTCH-2292) > git config core.sparsecheckout # timeout=10 > git checkout -f 4e052a055b84b2bf32c4244b934135214be6518f Commit message: "NUTCH-2292 Move all plugin.xml to src/main/resources" First time build. Skipping changelog. Parsing POMs Discovered a new module org.apache.nutch:publish-rabitmq publish-rabitmq Modules changed, recalculating dependency graph Established TCP socket on 36548 maven35-agent.jar already up to date maven35-interceptor.jar already up to date maven3-interceptor-commons.jar already up to date [Nutch-2292] $ /home/jenkins/tools/java/latest1.7/bin/java -Xmx4g -Xms4g -cp /home/jenkins/jenkins-slave/maven35-agent.jar:/home/jenkins/tools/maven/latest3/boot/plexus-classworlds-2.5.2.jar:/home/jenkins/tools/maven/latest3/conf/logging jenkins.maven3.agent.Maven35Main /home/jenkins/tools/maven/latest3/ /home/jenkins/jenkins-slave/remoting.jar /home/jenkins/jenkins-slave/maven35-interceptor.jar /home/jenkins/jenkins-slave/maven3-interceptor-commons.jar 36548 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$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClassFromSelf(ClassRealm.java:401) at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239) at jenkins.maven3.agent.Maven35Main.main(Maven35Main.java:133) at jenkins.maven3.agent.Maven35Main.main(Maven35Main.java:64) ERROR: Failed to parse POMs java.io.EOFException: unexpected stream termination at hudson.remoting.ChannelBuilder.negotiate(ChannelBuilder.java:411) at hudson.remoting.ChannelBuilder.build(ChannelBuilder.java:356) at hudson.slaves.Channels.forProcess(Channels.java:115) at hudson.maven.AbstractMavenProcessFactory.newProcess(AbstractMavenProcessFactory.java:294) at hudson.maven.ProcessCache.get(ProcessCache.java:236) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:804) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:504) at hudson.model.Run.execute(Run.java:1810) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543) at hudson.model.ResourceController.execute(ResourceController.java:97) at hudson.model.Executor.run(Executor.java:429)