[Webkit-unassigned] [Bug 209293] New: REGRESSION: [ Mac WK2 ] tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-borders.html is a flaky failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=209293

            Bug ID: 209293
           Summary: REGRESSION: [ Mac WK2 ]
                    tiled-drawing/scrolling/scroll-snap/scroll-snap-mandat
                    ory-borders.html  is a flaky failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Scrolling
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: tsavell at apple.com

tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-borders.html 

This test began failing recently. I am able to reproduce the failure with this command:

run-webkit-tests --iterations 2000 --exit-after-n-failures 1 --exit-after-n-crashes-or-timeouts 1 --debug-rwt-logging --no-retry --force --no-build -f tiled-drawing/scrolling/scroll-iframe-latched-selects.html

History:
https://results.webkit.org/?suite=layout-tests&test=tiled-drawing%2Fscrolling%2Fscroll-snap%2Fscroll-snap-mandatory-borders.html

Diff:
--- /Volumes/Data/slave/catalina-debug-tests-wk2/build/layout-test-results/tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-borders-expected.txt
+++ /Volumes/Data/slave/catalina-debug-tests-wk2/build/layout-test-results/tiled-drawing/scrolling/scroll-snap/scroll-snap-mandatory-borders-actual.txt
@@ -4,10 +4,11 @@
 Testing scroll-snap snap for horizontalTarget:
 PASS div honored snap points.
 Testing scroll-snap glide for verticalTarget:
-PASS div scrolled to next window.
+FAIL div did not honor snap points. Expected 300, but got 0
 Testing scroll-snap snap for verticalTarget:
 PASS div honored snap points.
 PASS successfullyParsed is true
+Some tests failed.

 TEST COMPLETE

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