[EnvInject] - Loading node environment variables.
[EnvInject] - Preparing an environment for the build.
[EnvInject] - Could not resolve custom child workspace, reverting to default location: f95dd186
[EnvInject] - Keeping Jenkins system variables.
[EnvInject] - Keeping Jenkins build variables.
[EnvInject] - Executing and processing the following script content: 
#!bash
set +v
echo "Running pre-build..."
echo "Pretending to do things, and stuff..."
sleep 10
if [ "${NODE_NAME}" = "matrix-parent-node" ]
then
echo "Setting exit code to 0"
exit 0
else
echo "Setting exit code to 100"
exit 100
fi

[/jenkins] $ bash /tmp/jenkins3631444041177859652.sh
Running pre-build...
Pretending to do things, and stuff...
Setting exit code to 100
[EnvInject] - Script executed. The exit code is 100.
[EnvInject] - Fail the build.
ERROR: Build step failed with exception
java.lang.NullPointerException
	at org.jenkinsci.plugins.postbuildscript.processor.Processor.<init>(Processor.java:50)
	at org.jenkinsci.plugins.postbuildscript.processor.ProcessorFactory.createDefaultProcessor(ProcessorFactory.java:24)
	at org.jenkinsci.plugins.postbuildscript.processor.ProcessorFactory.createMatrixProcessor(ProcessorFactory.java:35)
	at org.jenkinsci.plugins.postbuildscript.MatrixPostBuildScript.perform(MatrixPostBuildScript.java:68)
	at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
	at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:744)
	at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:690)
	at hudson.model.Build$BuildExecution.post2(Build.java:186)
	at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:635)
	at hudson.model.Run.execute(Run.java:1752)
	at hudson.matrix.MatrixRun.run(MatrixRun.java:146)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:429)
Build step 'Execute Scripts on Matrix' marked build as failure
Collecting metadata...
Metadata collection done.
Finished: FAILURE