[Webkit-unassigned] [Bug 187766] New: [ WK2 ] Layout Test http/wpt/service-workers/update-service-worker.https.html is a flaky Timeout

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=187766

            Bug ID: 187766
           Summary: [ WK2 ] Layout Test
                    http/wpt/service-workers/update-service-worker.https.h
                    tml is a flaky Timeout
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: tsavell at apple.com
                CC: lforschler at apple.com

The following layout test is flaky on MacOS WK2

http/wpt/service-workers/update-service-worker.https.html

Probable cause:

Issue seems to have been around for a while. the tests are very intermittent in their timeouts. They seem to happen more often on Release builds

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=http%2Fwpt%2Fservice-workers%2Fupdate-service-worker.https.html

Test Text Diff:
--- /Volumes/Data/slave/highsierra-release-tests-wk2/build/layout-test-results/http/wpt/service-workers/update-service-worker.https-expected.txt
+++ /Volumes/Data/slave/highsierra-release-tests-wk2/build/layout-test-results/http/wpt/service-workers/update-service-worker.https-actual.txt
@@ -1,4 +1,5 @@
+#PID UNRESPONSIVE - com.apple.WebKit.WebContent.Development (pid 54789)
+FAIL: Timed out waiting for notifyDone to be called

-PASS Setup worker 
-PASS Ensure all fetches are intercepted 
-
+#EOF
+#EOF

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