FailedConsole Output

Triggered by Gerrit: https://git.eclipse.org/r/126984
Building in workspace /var/jenkins_home/workspace/org.eclipse.recommenders-gerrit
No credentials specified
Cloning the remote Git repository
Cloning repository git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git
 > /usr/bin/git init /var/jenkins_home/workspace/org.eclipse.recommenders-gerrit # timeout=10
Fetching upstream changes from git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git
 > /usr/bin/git --version # timeout=10
 > /usr/bin/git fetch --tags --progress git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git +refs/heads/*:refs/remotes/origin/*
 > /usr/bin/git config remote.origin.url git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git # timeout=10
 > /usr/bin/git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > /usr/bin/git config remote.origin.url git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git # timeout=10
Fetching upstream changes from git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git
 > /usr/bin/git fetch --tags --progress git://git.eclipse.org/gitroot/recommenders/org.eclipse.recommenders.git refs/changes/84/126984/6
 > /usr/bin/git rev-parse 1a9f27e24f259ea342012ac54815ac934b0f9ddc^{commit} # timeout=10
Checking out Revision 1a9f27e24f259ea342012ac54815ac934b0f9ddc (refs/changes/84/126984/6)
 > /usr/bin/git config core.sparsecheckout # timeout=10
 > /usr/bin/git checkout -f 1a9f27e24f259ea342012ac54815ac934b0f9ddc
Commit message: "[releng] Update to xtext/xtend 2.14.0"
First time build. Skipping changelog.
Triggering org.eclipse.recommenders-gerrit ? 2018-12,JavaSE-9
Triggering org.eclipse.recommenders-gerrit ? mars,JavaSE-1.7
Configuration org.eclipse.recommenders-gerrit ? 2018-12,JavaSE-9 is still in the queue: Waiting for next available executor
Configuration org.eclipse.recommenders-gerrit ? 2018-12,JavaSE-9 is still in the queue: ?default-agent-x5zhz? is offline
org.eclipse.recommenders-gerrit ? 2018-12,JavaSE-9 completed with result FAILURE
org.eclipse.recommenders-gerrit ? mars,JavaSE-1.7 completed with result FAILURE
Touchstone configurations resulted in FAILURE, so aborting...
Finished: FAILURE