See https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1821/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 35284 lines...] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 81.781 sec - in org.apache.hadoop.mapreduce.TestChild Running org.apache.hadoop.mapreduce.filecache.TestURIFragments Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.064 sec - in org.apache.hadoop.mapreduce.filecache.TestURIFragments Running org.apache.hadoop.mapreduce.TestMapReduce Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.21 sec - in org.apache.hadoop.mapreduce.TestMapReduce Running org.apache.hadoop.mapreduce.TestNewCombinerGrouping Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.615 sec - in org.apache.hadoop.mapreduce.TestNewCombinerGrouping Results : Tests run: 494, Failures: 0, Errors: 0, Skipped: 11 [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] hadoop-mapreduce-client ........................... SUCCESS [4.052s] [INFO] hadoop-mapreduce-client-core ...................... SUCCESS [55.733s] [INFO] hadoop-mapreduce-client-common .................... SUCCESS [27.134s] [INFO] hadoop-mapreduce-client-shuffle ................... SUCCESS [4.303s] [INFO] hadoop-mapreduce-client-app ....................... SUCCESS [7:04.440s] [INFO] hadoop-mapreduce-client-hs ........................ SUCCESS [4:44.501s] [INFO] hadoop-mapreduce-client-jobclient ................. FAILURE [1:36:23.044s] [INFO] hadoop-mapreduce-client-hs-plugins ................ SKIPPED [INFO] Apache Hadoop MapReduce Examples .................. SKIPPED [INFO] hadoop-mapreduce .................................. SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 1:49:48.424s [INFO] Finished at: Fri Jul 04 15:15:20 UTC 2014 [INFO] Final Memory: 28M/54M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.16:test (default-test) on project hadoop-mapreduce-client-jobclient: There was a timeout or other error in the fork -> [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-mapreduce-client-jobclient Build step 'Execute shell' marked build as failure [FINDBUGS] Skipping publisher since build result is FAILURE Archiving artifacts Sending artifact delta relative to Hadoop-Mapreduce-trunk #1765 Archived 2 artifacts Archive block size is 32768 Received 0 blocks and 16955871 bytes Compression is 0.0% Took 11 sec Updating HDFS-6493 Updating HDFS-6613 Updating HDFS-6511 Updating YARN-2251 Updating YARN-2242 Updating HDFS-6620 Email was triggered for: Failure Sending email for trigger: Failure ################################################################################### ############################## FAILED TESTS (if any) ############################## No tests ran.