Hadoop-Yarn-trunk-Java8 - Build # 488 - Still Failing

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See https://builds.apache.org/job/Hadoop-Yarn-trunk-Java8/488/

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Running org.apache.hadoop.yarn.server.nodemanager.TestNodeManagerShutdown
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.466 sec - in org.apache.hadoop.yarn.server.nodemanager.TestNodeManagerShutdown

Results :

Tests in error: 
  TestNodeStatusUpdaterForLabels.testNodeStatusUpdaterForNodeLabels:268->NodeLabelTestBase.assertNLCollectionEquals:103 » NullPointer
  TestLogAggregationService.testAddNewTokenSentFromRMForLogAggregation:2111 NoClassDefFound

Tests run: 384, Failures: 0, Errors: 2, Skipped: 17

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Apache Hadoop YARN ................................ SUCCESS [  3.012 s]
[INFO] Apache Hadoop YARN API ............................ SUCCESS [01:14 min]
[INFO] Apache Hadoop YARN Common ......................... SUCCESS [02:24 min]
[INFO] Apache Hadoop YARN Server ......................... SUCCESS [  0.078 s]
[INFO] Apache Hadoop YARN Server Common .................. SUCCESS [ 37.654 s]
[INFO] Apache Hadoop YARN NodeManager .................... FAILURE [08:29 min]
[INFO] Apache Hadoop YARN Web Proxy ...................... SKIPPED
[INFO] Apache Hadoop YARN ApplicationHistoryService ...... SKIPPED
[INFO] Apache Hadoop YARN ResourceManager ................ SKIPPED
[INFO] Apache Hadoop YARN Server Tests ................... SKIPPED
[INFO] Apache Hadoop YARN Client ......................... SKIPPED
[INFO] Apache Hadoop YARN SharedCacheManager ............. SKIPPED
[INFO] Apache Hadoop YARN Applications ................... SKIPPED
[INFO] Apache Hadoop YARN DistributedShell ............... SKIPPED
[INFO] Apache Hadoop YARN Unmanaged Am Launcher .......... SKIPPED
[INFO] Apache Hadoop YARN Site ........................... SKIPPED
[INFO] Apache Hadoop YARN Registry ....................... SKIPPED
[INFO] Apache Hadoop YARN Project ........................ SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 12:49 min
[INFO] Finished at: 2015-10-05T13:51:05+00:00
[INFO] Final Memory: 82M/1086M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project hadoop-yarn-server-nodemanager: There are test failures.
[ERROR] 
[ERROR] Please refer to /home/jenkins/jenkins-slave/workspace/Hadoop-Yarn-trunk-Java8/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/target/surefire-reports for the individual test results.
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :hadoop-yarn-server-nodemanager
Build step 'Execute shell' marked build as failure
Archiving artifacts
Recording test results
Updating HDFS-9158
Sending e-mails to: yarn-dev@hadoop.apache.org
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any



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############################## FAILED TESTS (if any) ##############################
2 tests failed.
FAILED:  org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.TestLogAggregationService.testAddNewTokenSentFromRMForLogAggregation

Error Message:
org/apache/hadoop/test/GenericTestUtils

Stack Trace:
java.lang.NoClassDefFoundError: org/apache/hadoop/test/GenericTestUtils
	at java.net.URLClassLoader$1.run(URLClassLoader.java:372)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:360)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.TestLogAggregationService.testAddNewTokenSentFromRMForLogAggregation(TestLogAggregationService.java:2111)


FAILED:  org.apache.hadoop.yarn.server.nodemanager.TestNodeStatusUpdaterForLabels.testNodeStatusUpdaterForNodeLabels

Error Message:
null

Stack Trace:
java.lang.NullPointerException: null
	at java.util.HashSet.<init>(HashSet.java:118)
	at org.apache.hadoop.yarn.nodelabels.NodeLabelTestBase.assertNLCollectionEquals(NodeLabelTestBase.java:103)
	at org.apache.hadoop.yarn.server.nodemanager.TestNodeStatusUpdaterForLabels.testNodeStatusUpdaterForNodeLabels(TestNodeStatusUpdaterForLabels.java:268)