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Bug
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Resolution: Fixed
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Major
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Jenkins: 2.32.1
git plugin: 3.2.0
Whenever a new PR gets created and the first build that is executed with that PR it will fail 100% of the time with the following behavior:
At the end of the successful merge we get a NPE that is a result from the similarTo check that happens here (the recent change)
https://github.com/jenkinsci/git-plugin/commit/b8f94dfed07e996e87dff4f27615bc82ff8103c3#diff-f1f2ff967f38c8b53a4901be3169035eR1109
Here's my build log:
18:21:45 Wiping out workspace first. 18:21:45 Cloning the remote Git repository 18:21:45 Cloning repository git@code.espn.com:dp-ops/dp-jenkins-sandbox.git 18:21:45 > git init /var/lib/jenkins/workspace/ps_dp-jenkins-sandbox_PR-14-WU33IOH5B3HOCHSTNEOQ2GG7WJSK42NQPL2GSQDVQOCQ24WHHOEQ # timeout=10 18:21:45 Fetching upstream changes from git@code.espn.com:dp-ops/dp-jenkins-sandbox.git 18:21:45 > git --version # timeout=10 18:21:45 using GIT_SSH to set credentials Gadget-Gadget (gadget_id_rsa) 18:21:45 > git fetch --tags --progress git@code.espn.com:dp-ops/dp-jenkins-sandbox.git +refs/heads/*:refs/remotes/origin/* 18:21:46 > git config remote.origin.url git@code.espn.com:dp-ops/dp-jenkins-sandbox.git # timeout=10 18:21:46 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10 18:21:46 > git config remote.origin.url git@code.espn.com:dp-ops/dp-jenkins-sandbox.git # timeout=10 18:21:46 Fetching upstream changes from git@code.espn.com:dp-ops/dp-jenkins-sandbox.git 18:21:46 using GIT_SSH to set credentials Gadget-Gadget (gadget_id_rsa) 18:21:46 > git fetch --tags --progress git@code.espn.com:dp-ops/dp-jenkins-sandbox.git +refs/heads/*:refs/remotes/origin/* 18:21:46 > git config remote.origin1.url git@code.espn.com:dp-ops/dp-jenkins-sandbox.git # timeout=10 18:21:46 Fetching upstream changes from git@code.espn.com:dp-ops/dp-jenkins-sandbox.git 18:21:46 using GIT_SSH to set credentials Gadget-Gadget (gadget_id_rsa) 18:21:46 > git fetch --tags --progress git@code.espn.com:dp-ops/dp-jenkins-sandbox.git +refs/pull/*/head:refs/remotes/origin/pr/* 18:21:47 Merging master commit 81d267352ea18649976be512d0b510d549d8a4d5 into PR head commit dfe36150a1415afe6baaa266705babce0843a5d3 18:21:47 > git config core.sparsecheckout # timeout=10 18:21:47 > git checkout -f dfe36150a1415afe6baaa266705babce0843a5d3 18:21:47 > git merge 81d267352ea18649976be512d0b510d549d8a4d5 # timeout=10 18:21:47 > git rev-parse HEAD^{commit} # timeout=10 18:21:47 Merge succeeded, producing dfe36150a1415afe6baaa266705babce0843a5d3 [Pipeline] } [Pipeline] // stage [Pipeline] echo 18:21:47 Exception in pipeline: java.lang.NullPointerException [Pipeline] fileExists [Pipeline] stage [Pipeline] { (BuildFailure) [Pipeline] echo 18:21:47 Loading ./build-scripts/buildfailure.groovy
and finally the exception that we print
java.lang.NullPointerException at hudson.plugins.git.util.BuildData.normalize(BuildData.java:307) at hudson.plugins.git.util.BuildData.similarTo(BuildData.java:346) at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1109) at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:109) at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:83) at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:73) at org.jenkinsci.plugins.workflow.steps.AbstractSynchronousNonBlockingStepExecution$1$1.call(AbstractSynchronousNonBlockingStepExecution.java:47) at hudson.security.ACL.impersonate(ACL.java:221) at org.jenkinsci.plugins.workflow.steps.AbstractSynchronousNonBlockingStepExecution$1.run(AbstractSynchronousNonBlockingStepExecution.java:44) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Finished: FAILURE
