See https://builds.apache.org/job/ZooKeeper_branch34_openjdk8/54/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### Started by timer [EnvInject] - Loading node environment variables. Building remotely on H11 (Hadoop xenial) in workspace /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch34_openjdk8 [WS-CLEANUP] Deleting project workspace... Cloning the remote Git repository Cloning repository git://git.apache.org/zookeeper.git > git init /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch34_openjdk8 # > timeout=10 Fetching upstream changes from git://git.apache.org/zookeeper.git > git --version # timeout=10 > git fetch --tags --progress git://git.apache.org/zookeeper.git > +refs/heads/*:refs/remotes/origin/* > git config remote.origin.url git://git.apache.org/zookeeper.git # timeout=10 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # > timeout=10 > git config remote.origin.url git://git.apache.org/zookeeper.git # timeout=10 Cleaning workspace > git rev-parse --verify HEAD # timeout=10 No valid HEAD. Skipping the resetting > git clean -fdx # timeout=10 Fetching upstream changes from git://git.apache.org/zookeeper.git > git fetch --tags --progress git://git.apache.org/zookeeper.git > +refs/heads/*:refs/remotes/origin/* > git rev-parse refs/remotes/origin/branch-3.4^{commit} # timeout=10 > git rev-parse refs/remotes/origin/origin/branch-3.4^{commit} # timeout=10 Checking out Revision 29cc5c1a7743cf126e3f9b7badb19cf3e80b69e6 (refs/remotes/origin/branch-3.4) > git config core.sparsecheckout # timeout=10 > git checkout -f 29cc5c1a7743cf126e3f9b7badb19cf3e80b69e6 Commit message: "ZOOKEEPER-3080_3.4: MAVEN MIGRATION - Step 1.5 - move jute dir" > git rev-list --no-walk 29cc5c1a7743cf126e3f9b7badb19cf3e80b69e6 # timeout=10 No emails were triggered. Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ [ZooKeeper_branch34_openjdk8] $ /home/jenkins/tools/ant/apache-ant-1.9.7/bin/ant -Dtest.junit.maxmem=2g -Dtest.output=no -Dtest.junit.threads=8 -Dtest.junit.output.format=xml -Djavac.target=1.8 clean test-core-java Error: JAVA_HOME is not defined correctly. We cannot execute /usr/lib/jvm/java-8-openjdk-amd64//bin/java Build step 'Invoke Ant' marked build as failure Archiving artifacts Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ Recording test results Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ ERROR: Step ?Publish JUnit test result report? failed: No test report files were found. Configuration error? Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ Email was triggered for: Failure - Any Sending email for trigger: Failure - Any Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ Setting OPENJDK_8_ON_UBUNTU_ONLY__HOME=/usr/lib/jvm/java-8-openjdk-amd64/ ################################################################################### ############################## FAILED TESTS (if any) ############################## No tests ran.