[Webkit-unassigned] [Bug 207470] New: [ macOS wk1 ] imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno.htm is a flaky failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=207470

            Bug ID: 207470
           Summary: [ macOS wk1 ]
                    imported/w3c/web-platform-tests/workers/WorkerGlobalSc
                    ope_ErrorEvent_colno.htm is a flaky failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jacob_uphoff at apple.com

imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno.htm

This test has been a flaky failure for all visible history 

Fails on wk1 debug 

I ran the test in iterations x5000 and did not reproduce the failure.

History:

https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fworkers%2FWorkerGlobalScope_ErrorEvent_colno.htm&limit=50000

Diff: 

--- /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno-expected.txt
+++ /Volumes/Data/slave/catalina-debug-tests-wk1/build/layout-test-results/imported/w3c/web-platform-tests/workers/WorkerGlobalScope_ErrorEvent_colno-actual.txt
@@ -1,4 +1,3 @@
-CONSOLE MESSAGE: line 3: Error: Error Message

 PASS  WorkerGlobalScope onerror event handler argument: col

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