Build failed in Jenkins: UIMA-DUCC #1298

[Apache Jenkins Server]

See <https://builds.apache.org/job/UIMA-DUCC/1298/display/redirect?page=changes>

Changes:

[degenaro] UIMA-5684 DUCC Web Server (WS) NPE when request for non-existant job 
details arrives

------------------------------------------
Started by an SCM change
[EnvInject] - Loading node environment variables.
Building remotely on H33 (ubuntu xenial) in workspace 
<https://builds.apache.org/job/UIMA-DUCC/ws/>
Updating https://svn.apache.org/repos/asf/uima/uima-ducc/trunk at revision 
'2017-12-31T10:44:15.185 +0000'
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uima-ducc-web/src/main/java/org/apache/uima/ducc/ws/server/DuccHandler.java
U         
uima-ducc-orchestrator/src/main/java/org/apache/uima/ducc/orchestrator/event/OrchestratorEventListener.java
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uima-ducc-orchestrator/src/main/java/org/apache/uima/ducc/orchestrator/OrchestratorComponent.java
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uima-ducc-orchestrator/src/main/java/org/apache/uima/ducc/orchestrator/system/events/log/SystemEventsLogger.java
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uima-ducc-orchestrator/src/main/java/org/apache/uima/ducc/orchestrator/jd/scheduler/JdScheduler.java
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uima-ducc-orchestrator/src/main/java/org/apache/uima/ducc/orchestrator/Orchestrator.java
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uima-ducc-sm/src/main/java/org/apache/uima/ducc/sm/ServiceInstance.java
U         uima-ducc-sm/src/main/java/org/apache/uima/ducc/sm/ServiceSet.java
U         
uima-ducc-transport/src/main/java/org/apache/uima/ducc/transport/event/DuccEvent.java
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uima-ducc-transport/src/main/java/org/apache/uima/ducc/transport/event/SubmitServiceDuccEvent.java
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uima-ducc-transport/src/main/java/org/apache/uima/ducc/transport/event/AbstractDuccEvent.java
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uima-ducc-transport/src/main/java/org/apache/uima/ducc/transport/event/CancelServiceDuccEvent.java
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uima-ducc-transport/src/main/java/org/apache/uima/ducc/transport/event/AbstractDuccCancelEvent.java
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uima-ducc-cli/src/main/java/org/apache/uima/ducc/cli/DuccManagedReservationSubmit.java
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uima-ducc-cli/src/main/java/org/apache/uima/ducc/cli/DuccServiceSubmit.java
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uima-ducc-cli/src/main/java/org/apache/uima/ducc/cli/DuccServiceCancel.java
At revision 1819724

Parsing POMs
Modules changed, recalculating dependency graph
Established TCP socket on 39045
maven33-agent.jar already up to date
maven33-interceptor.jar already up to date
maven3-interceptor-commons.jar already up to date
[trunk] $ /home/jenkins/tools/java/latest1.7/bin/java -Xmx1500m 
-XX:MaxPermSize=256m -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 39045
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:421)
[WARNINGS] Skipping publisher since build result is FAILURE