Files that should be getting ignored are deleted when p4sync is performed. Below notice that before running p4sync the file is ignored and afterward the file is no longer ignored.

[Pipeline] sh
[dryrunworkflowtest] Running shell script
+ p4 ignores -v -i .jenkins-stj-temp-safe_sh/err
/jenkins/workspace/scm/dryrunworkflowtest/.jenkins-stj-temp-safe_sh/err ignored by /jenkins/workspace/scm/dryrunworkflowtest/.p4ignore.txt:10:.jenkins-/*
[Pipeline] p4sync
... p4 client -o jenkins-brhel7ac-scm-dryrunworkflowtest-0 +
 
... p4 info +
 
... p4 client -o jenkins-brhel7ac-scm-dryrunworkflowtest-0 +
 
... p4 client -i +
 
... client: jenkins-brhel7ac-scm-dryrunworkflowtest-0
... p4 client -o jenkins-brhel7ac-scm-dryrunworkflowtest-0 +
 
... p4 info +
 
... p4 counter change +
 
... p4 changes -m1 -ssubmitted //jenkins-brhel7ac-scm-dryrunworkflowtest-0/... +
 
Building on Node: brhel7ac
... p4 client -o jenkins-brhel7ac-scm-dryrunworkflowtest-0 +
 
... p4 info +
 
P4 Task: establishing connection.
... server: perforce.csdt.sjm.com:1666
... node: brhel7ac

P4 Task: reverting all pending and shelved revisions.
... p4 revert /jenkins/workspace/scm/dryrunworkflowtest/... +
 
... rm [abandoned files]
duration: (27ms)

P4 Task: cleaning workspace to match have list.
... p4 reconcile -w -f -a /jenkins/workspace/scm/dryrunworkflowtest/... +
 
duration: (677ms)

P4 Task: syncing files at change: 213742
... p4 sync -q /jenkins/workspace/scm/dryrunworkflowtest/...@213742 +
 
duration: (49ms)

P4 Task: saving built changes.
Found last change 213742 on syncID jenkins-brhel7ac-scm-dryrunworkflowtest-0
... p4 client -o jenkins-brhel7ac-scm-dryrunworkflowtest-0 +
 
... p4 info +
 
... p4 client -o jenkins-brhel7ac-scm-dryrunworkflowtest-0 +
 
... p4 info +
 
... done

[Pipeline] sh
[dryrunworkflowtest] Running shell script
+ p4 ignores -v -i .jenkins-stj-temp-safe_sh/err
/jenkins/workspace/scm/dryrunworkflowtest/.jenkins-stj-temp-safe_sh/err not ignored