See https://builds.apache.org/job/ZooKeeper_branch34_openjdk7/1465/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### Started by timer [EnvInject] - Loading node environment variables. Building remotely on qnode1 (ubuntu) in workspace /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch34_openjdk7 Cloning the remote Git repository Cloning repository git://git.apache.org/zookeeper.git > git init /home/jenkins/jenkins-slave/workspace/ZooKeeper_branch34_openjdk7 # > 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 c14cdd3673ebdd8014118ec961068ee51f2327b1 (refs/remotes/origin/branch-3.4) > git config core.sparsecheckout # timeout=10 > git checkout -f c14cdd3673ebdd8014118ec961068ee51f2327b1 > git rev-list c14cdd3673ebdd8014118ec961068ee51f2327b1 # timeout=10 No emails were triggered. [ZooKeeper_branch34_openjdk7] $ /home/jenkins/tools/ant/apache-ant-1.9.9/bin/ant -Dtest.output=yes -Dtest.junit.threads=8 -Dtest.junit.output.format=xml -Djavac.target=1.7 clean test-core-java Error: JAVA_HOME is not defined correctly. We cannot execute /usr/lib/jvm/java-7-openjdk-amd64//bin/java Build step 'Invoke Ant' marked build as failure Recording test results ERROR: Step ‘Publish JUnit test result report’ failed: No test report files were found. Configuration error? Email was triggered for: Failure - Any Sending email for trigger: Failure - Any ################################################################################### ############################## FAILED TESTS (if any) ############################## No tests ran.