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Issue metadata

Status: Available
Owner: ----
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: ----
Pri: 2
Type: Bug

Blocked on:
issue 809408



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external/wpt/css/css-multicol/multicol-* tests are flaky

Project Member Reported by chcunningham@chromium.org, Feb 16 2018

Issue description

So far just observed on win7.

FAILED
https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/66374

PASSED
https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/66376

FAILED
https://uberchromegw.corp.google.com/i/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29/builds/66377

Failing tests are:
* external/wpt/css/css-multicol/multicol-columns-004.xht
* external/wpt/css/css-multicol/multicol-count-non-integer-003.xht
* external/wpt/css/css-multicol/multicol-gap-000.xht
* external/wpt/css/css-multicol/multicol-height-block-child-001.xht
* external/wpt/css/css-multicol/multicol-inherit-003.xht
* external/wpt/css/css-multicol/multicol-rule-color-inherit-001.xht
* external/wpt/css/css-multicol/multicol-span-all-margin-nested-firstchild-001.xht
* external/wpt/css/css-multicol/multicol-table-cell-vertical-align-001.xht


Failure condition seems to be reference diff

16:18:05.328 3548 [2288/5755] external/wpt/css/css-multicol/multicol-columns-004.xht failed unexpectedly (reference mismatch)

Making a guess about the components and cc. Please help triage.

Will send a CL shortly to mark TestExpecation as [ Pass | Fail ]


 
Project Member

Comment 2 by bugdroid1@chromium.org, Feb 16 2018

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/a3111f3ec032c1002bcabecd10b397a2cc0bd5b9

commit a3111f3ec032c1002bcabecd10b397a2cc0bd5b9
Author: chcunningham <chcunningham@chromium.org>
Date: Fri Feb 16 02:58:27 2018

Mark flaky multicol css tests Pass|Fail

So far flakes only observed on win7.

No-Try: true

Bug: 812941
Change-Id: I4ffdb918bcded59a4d760bd3deb563c3adc61ce6
Reviewed-on: https://chromium-review.googlesource.com/922896
Reviewed-by: Chrome Cunningham <chcunningham@chromium.org>
Reviewed-by: Takeshi Yoshino <tyoshino@chromium.org>
Commit-Queue: Chrome Cunningham <chcunningham@chromium.org>
Cr-Commit-Position: refs/heads/master@{#537158}
[modify] https://crrev.com/a3111f3ec032c1002bcabecd10b397a2cc0bd5b9/third_party/WebKit/LayoutTests/TestExpectations

Comment 3 by nainar@chromium.org, Feb 16 2018

Components: -Blink>CSS Blink>Layout
Blockedon: 809408

Comment 5 by e...@chromium.org, Feb 22 2018

Components: -Tests>Flaky -Blink>Layout Blink>Layout>MultiCol
Labels: -Pri-1 Pri-2
Status: Available (was: Untriaged)

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