Build failed in Jenkins: tapestry-trunk-freestyle #1601

See Changes: [bobharner] TAP5-2570 fix some javadoc errors related to Session State Object -- Started by an SCM change [EnvInject] - Loading node environment variables. Building remotely

Jenkins builds failing due to Java version

The https://builds.apache.org/job/tapestry-trunk-freestyle/ job in Jenkins is currently failing with: "Gradle 3.1 requires Java 7 or later to run. You are currently using Java 6." https://builds.apache.org/job/tapestry-trunk-freestyle/1601/console Can someone with Jenkins rights update the tapes