207839 2020-02-17 08:07:38 -0800 [ Mac wk2 ] webgpu/whlsl/loops-break.html is flaky failing. 2020-02-17 17:10:34 -0800 1 1 1 Unclassified WebKit WebGPU WebKit Nightly Build Mac macOS 10.15 NEW InRadar P2 Normal --- 1 Lawrence.j webkit-unassigned webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1619652 0 Lawrence.j 2020-02-17 08:07:38 -0800 webgpu/whlsl/loops-break.html Description: This test is flaky failing on Mac wk2. It is flaky failing throughout the visible history, the oldest diff that I'm able to locate (r254260) matches the current diff. History: https://results.webkit.org/?suite=layout-tests&test=webgpu%2Fwhlsl%2Floops-break.html&limit=50000 Diff: https://build.webkit.org/results/Apple-Catalina-Release-WK2-Tests/r256728%20(2989)/webgpu/whlsl/loops-break-diff.png 1619653 1 webkit-bug-importer 2020-02-17 08:08:17 -0800 <rdar://problem/59510926> 1619655 2 Lawrence.j 2020-02-17 08:17:38 -0800 I have marked this test as failing while this issue is being investigated. 1619997 3 Lawrence.j 2020-02-17 17:10:34 -0800 I am able to reproduce this issue with r256774 using the command below. run-webkit-tests webgpu/whlsl/loops-break.html --iterations 3000 --exit-after-n-failures 5 -g [57/3000] webgpu/whlsl/loops-break.html failed unexpectedly (reference mismatch) [344/3000] webgpu/whlsl/loops-break.html failed unexpectedly (reference mismatch) [597/3000] webgpu/whlsl/loops-break.html failed unexpectedly (reference mismatch) [617/3000] webgpu/whlsl/loops-break.html failed unexpectedly (reference mismatch) [705/3000] webgpu/whlsl/loops-break.html failed unexpectedly (reference mismatch) Exiting early after 5 failures. 705 tests run. 700 tests ran as expected, 5 didn't (2295 didn't run):