See https://builds.apache.org/job/ZooKeeper-trunk-WinVS2008/2477/
################################################################################### ########################## LAST 60 LINES OF THE CONSOLE ########################### Started by an SCM change No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found [EnvInject] - Loading node environment variables. No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found Building remotely on windows-2012-2 (Windows) in workspace f:\jenkins\jenkins-slave\workspace\ZooKeeper-trunk-WinVS2008 No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found > 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 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 No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found Checking out Revision 0c5b320060bdda854b530dc8a22993ba8cbbd655 (refs/remotes/origin/master) Commit message: "ZOOKEEPER-2870: Improve the efficiency of AtomicFileOutputStream" > git config core.sparsecheckout # timeout=10 > git checkout -f 0c5b320060bdda854b530dc8a22993ba8cbbd655 > git rev-list 0c5b320060bdda854b530dc8a22993ba8cbbd655 # timeout=10 No emails were triggered. No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found [ZooKeeper-trunk-WinVS2008] $ cmd.exe /C "F:\jenkins\tools\ant\latest\bin\ant.bat -Dtest.output=yes -Dtest.junit.output.format=xml clean compile_jute && exit %%ERRORLEVEL%%" java.lang.UnsupportedClassVersionError: org/apache/tools/ant/launch/Launcher : Unsupported major.minor version 52.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:800) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) at java.net.URLClassLoader.access$100(URLClassLoader.java:71) at java.net.URLClassLoader$1.run(URLClassLoader.java:361) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482) Exception in thread "main" Build step 'Invoke Ant' marked build as failure No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found Email was triggered for: Failure - Any Sending email for trigger: Failure - Any No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found No JDK named ‘JDK 1.8 (unlimited security) 64-bit Windows only’ found ################################################################################### ############################## FAILED TESTS (if any) ############################## No tests ran.