See https://builds.apache.org/job/ZooKeeper-trunk-openjdk7/1290/
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########################## LAST 60 LINES OF THE CONSOLE
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Started by an SCM change
[EnvInject] - Loading node environment variables.
Building remotely on H17 (ubuntu) in workspace
/home/jenkins/jenkins-slave/workspace/ZooKeeper-trunk-openjdk7
> git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
> git config remote.origin.url git://git.apache.org/zookeeper.git # timeout=10
Cleaning workspace
> git rev-parse --verify HEAD # timeout=10
Resetting working tree
> git reset --hard # timeout=10
> git clean -fdx # timeout=10
Fetching upstream changes from git://git.apache.org/zookeeper.git
> git --version # timeout=10
> git -c core.askpass=true fetch --tags --progress
> git://git.apache.org/zookeeper.git +refs/heads/*:refs/remotes/origin/*
> git rev-parse refs/remotes/origin/master^{commit} # timeout=10
> git rev-parse refs/remotes/origin/origin/master^{commit} # timeout=10
Checking out Revision ef0a8ae686c100f1dc71d7526af962c635696466
(refs/remotes/origin/master)
> git config core.sparsecheckout # timeout=10
> git checkout -f ef0a8ae686c100f1dc71d7526af962c635696466
> git rev-list eac693cc76a34f96b9116ef33d1e92af7129416d # timeout=10
No emails were triggered.
[ZooKeeper-trunk-openjdk7] $ /home/jenkins/tools/ant/latest/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
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############################## FAILED TESTS (if any)
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No tests ran.
