See https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/90/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### [...truncated 11393 lines...] [INFO] [INFO] --- maven-enforcer-plugin:1.3.1:enforce (dist-enforce) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-site-plugin:3.4:attach-descriptor (attach-descriptor) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-javadoc-plugin:2.8.1:jar (module-javadocs) @ hadoop-hdfs-project --- [INFO] Not executing Javadoc as the project is not a Java classpath-capable package [INFO] [INFO] --- maven-enforcer-plugin:1.3.1:enforce (depcheck) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-checkstyle-plugin:2.12.1:checkstyle (default-cli) @ hadoop-hdfs-project --- [INFO] [INFO] --- findbugs-maven-plugin:3.0.0:findbugs (default-cli) @ hadoop-hdfs-project --- [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] Apache Hadoop HDFS ................................ FAILURE [ 02:44 h] [INFO] Apache Hadoop HttpFS .............................. SKIPPED [INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED [INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED [INFO] Apache Hadoop HDFS Project ........................ SUCCESS [ 0.081 s] [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 02:44 h [INFO] Finished at: 2015-02-03T14:18:44+00:00 [INFO] Final Memory: 59M/248M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-checkstyle-plugin:2.12.1:checkstyle (default-cli) on project hadoop-hdfs: An error has occurred in Checkstyle report generation. Failed during checkstyle configuration: cannot initialize module TreeWalker - Unable to instantiate DoubleCheckedLocking: Unable to instantiate DoubleCheckedLockingCheck -> [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/MojoExecutionException Build step 'Execute shell' marked build as failure Archiving artifacts Sending artifact delta relative to Hadoop-Hdfs-trunk-Java8 #82 Archived 1 artifacts Archive block size is 32768 Received 63 blocks and 96551804 bytes Compression is 2.1% Took 25 sec Recording test results Updating HDFS-5631 Updating MAPREDUCE-6143 Updating HDFS-7681 Updating HADOOP-11442 Updating HDFS-6651 Updating HADOOP-10181 Updating YARN-3113 Updating HADOOP-11494 Updating YARN-2808 Updating HDFS-5782 Updating YARN-2216 Updating HDFS-7696 Sending e-mails to: hdfs-dev@hadoop.apache.org Email was triggered for: Failure Sending email for trigger: Failure ################################################################################### ############################## FAILED TESTS (if any) ############################## All tests passed