Started by an SCM change
Building in workspace /var/lib/jenkins/jobs/IC2_experimental/workspace
No JDK named ‘null’ found
No JDK named ‘null’ found
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url /var/lib/gitolite/repositories/IC2.git # timeout=10
Fetching upstream changes from /var/lib/gitolite/repositories/IC2.git
 > git --version # timeout=10
 > git -c core.askpass=true fetch --tags --progress /var/lib/gitolite/repositories/IC2.git +refs/heads/*:refs/remotes/origin/*
 > git rev-parse origin/beam^{commit} # timeout=10
Checking out Revision e1a252009bfe5a7eb542d1fb9004bb3a0f25f996 (origin/beam)
No JDK named ‘null’ found
 > git config core.sparsecheckout # timeout=10
 > git checkout -f e1a252009bfe5a7eb542d1fb9004bb3a0f25f996
 > git rev-list 6f3610973c64db39502a439be943931ffc928268 # timeout=10
 > git tag -a -f -m Jenkins Build #792 jenkins-IC2_experimental-792 # timeout=10
No JDK named ‘null’ found
[workspace] $ /bin/sh -xe /tmp/hudson8468887251415003303.sh
+ /bin/bash -c BUILD_SUFFIX=experimental gradle clean setupCIWorkspace build uploadArchives
Version 2.2.792-experimental
The assetDir is deprecated!  I actually just did all this generalizing stuff just now.. Use runDir instead! runDir set to eclipse/assets/..
The runDir should be the location where you want MC to be run, usually he parent of the asset dir
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 Powered By MCP:             
 <a href='http://modcoderpack.com/'>http://modcoderpack.com/</a>    
 Searge, ProfMobius, Fesh0r, 
 R4wk, ZeuX, IngisKahn, bspkrs
 MCP Data version : unknown
****************************
:clean
:downloadClient SKIPPED
:downloadServer SKIPPED
:getVersionJson
:extractUserDev UP-TO-DATE
:mergeJars SKIPPED
:applyBinPatches SKIPPED
:downloadMcpTools SKIPPED
:extractMcpData UP-TO-DATE
:genSrgs UP-TO-DATE
:deobfBinJar SKIPPED
:setupCIWorkspace UP-TO-DATE
:compileApiJava UP-TO-DATE
:processApiResources UP-TO-DATE
:apiClasses UP-TO-DATE
:sourceMainJava
:compileJavawarning: [options] bootstrap class path not set in conjunction with -source 1.6
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
1 warning

:processResources
:classes
:apiJar
:devJarSigned FAILED

FAILURE: Build failed with an exception.

* Where:
Build file '/var/lib/jenkins/jobs/IC2_experimental/workspace/build.gradle' line: 140

* What went wrong:
Execution failed for task ':devJarSigned'.
&gt; jarsigner returned: 1

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

BUILD FAILED

Total time: 1 mins 20.407 secs
Build step 'Execute shell' marked build as failure
Archiving artifacts
No JDK named ‘null’ found
Finished: FAILURE