201827 2019-09-16 10:56:26 -0700 [ macOS ] Layout tests webgpu/*-triangle-strip.html are flaky failures. 2019-09-20 17:08:54 -0700 1 1 1 Unclassified WebKit Tools / Tests WebKit Nightly Build Unspecified Unspecified NEW https://bugs.webkit.org/show_bug.cgi?id=198942 https://bugs.webkit.org/show_bug.cgi?id=198921 InRadar P2 Normal --- 1 repstein webkit-unassigned webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1571178 0 378872 repstein 2019-09-16 10:56:26 -0700 Created attachment 378872 Sample ImageDiff Output (texture-triangle-strip.diff.png) The following layout tests are flaky failures as of the patch landed in r249460, which sought to resolve constant failures described in bug 201478, resulting from the patch landed in bug 201425: webgpu/blend-color-triangle-strip.html webgpu/blend-triangle-strip.html webgpu/color-write-mask-triangle-strip.html webgpu/depth-enabled-triangle-strip.html webgpu/simple-triangle-strip.html webgpu/texture-triangle-strip.html webgpu/viewport-scissor-rect-triangle-strip.html Steps to Reproduce: The following tests are flakily timing out/failing when run in isolation. When run with other tests from the above list, these tests seem to cause otherwise passing tests to fail or timeout. webgpu/blend-triangle-strip.html webgpu/depth-enabled-triangle-strip.html webgpu/texture-triangle-strip.html run-webkit-tests --no-retry --no-sample-on-timeout --test-list triangleStripList --iter 10000 -f Where triangleStripList is a text file containing at least 1 of the tests listed in 'Steps to Reproduce', and any other test(s) from the overarching list. Attached sample ImageDiff output. 1571179 1 webkit-bug-importer 2019-09-16 10:59:24 -0700 <rdar://problem/55405851> 1571235 2 repstein 2019-09-16 13:24:53 -0700 Marked tests flaky in r249913 1572060 3 repstein 2019-09-18 13:50:41 -0700 Results history: https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#tests=webgpu%2Fblend-color-triangle-strip.html%20webgpu%2Fblend-triangle-strip.html%20webgpu%2Fcolor-write-mask-triangle-strip.html%20webgpu%2Fdepth-enabled-triangle-strip.html%20webgpu%2Fsimple-triangle-strip.html%20webgpu%2Ftexture-triangle-strip.html%20webgpu%2Fviewport-scissor-rect-triangle-strip.html 378872 2019-09-16 10:56:26 -0700 2019-09-16 10:56:26 -0700 Sample ImageDiff Output (texture-triangle-strip.diff.png) texture-triangle-strip-diff.png image/png 2901 repstein iVBORw0KGgoAAAANSUhEUgAAAyAAAAJYCAAAAAC/Hd2sAAALHElEQVR4Ae3TMQrDMBBFQdn3P7Nw pfYVqhYzaRJYAmb831o+BAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECA AAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAEC BAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQ IECAAAECBAgQIECAAAECBAjcCzznr/v88D1C4B3xFB7Ce7ABAiEgkMBxIiAQGyAQAgIJHCcCArEB AiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJ HCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQ GyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEg kMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcC ArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQ AgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBx IiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEB AiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJ HCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQ GyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEg kMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcC ArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQ AgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBx IiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEB AiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJ HCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQ GyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEg kMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcC ArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQ AgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBx IiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEB AiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJ HCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQ GyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEg kMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcC ArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQ AgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBx IiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEB AiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJ HCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQ GyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEg kMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcC ArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQ AgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBx IiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEB AiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJHCcCArEBAiEgkMBxIiAQGyAQAgIJ HCcCArEBAiEgkMBxIiAQGyBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAAB AgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQI ECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBA gAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAAB AgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQI ECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBA gAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAAB AgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQI ECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBAgAABAgQIECBA gAABAgQIECBAgAABAgQIECBAgAABAgQIECBA4GcCH8VVBCCxbbGyAAAAAElFTkSuQmCC