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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>207133</bug_id>
          
          <creation_ts>2020-02-03 10:55:48 -0800</creation_ts>
          <short_desc>REGRESSION: [ macOS wk1 ] css3/selectors3/xml/css3-modsel-d2.xml is flaky failing</short_desc>
          <delta_ts>2020-02-03 11:04:05 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>CSS</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Jacob Uphoff">jacob_uphoff</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>tsavell</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1614040</commentid>
    <comment_count>0</comment_count>
    <who name="Jacob Uphoff">jacob_uphoff</who>
    <bug_when>2020-02-03 10:55:48 -0800</bug_when>
    <thetext>css3/selectors3/xml/css3-modsel-d2.xml

This test has been flaky failing and I believe first seen on commit r252886 however with the flakiness of the test, I do not believe it started there.

I ran the test in iterations x5000 and did not reproduce the failure

History:

https://results.webkit.org/?suite=layout-tests&amp;test=css3%2Fselectors3%2Fxml%2Fcss3-modsel-d2.xml&amp;limit=50000&amp;platform=ios&amp;platform=mac

Diff:

--- /Volumes/Data/slave/catalina-release-tests-wk1/build/layout-test-results/css3/selectors3/xml/css3-modsel-d2-expected.txt
+++ /Volumes/Data/slave/catalina-release-tests-wk1/build/layout-test-results/css3/selectors3/xml/css3-modsel-d2-actual.txt
@@ -10,5 +10,6 @@
       RenderBlock {div} at (0,34) size 800x0
       RenderBlock {div} at (0,34) size 800x32
         RenderBlock {div} at (0,0) size 800x32
+          RenderBlock {div} at (0,0) size 800x0
           RenderBlock {div} at (0,0) size 800x32
-            RenderBlock {div} at (0,0) size 800x32 [bgcolor=#FF0000]
+            RenderBlock {div} at (0,0) size 800x32 [bgcolor=#00FF00]</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1614042</commentid>
    <comment_count>1</comment_count>
      <attachid>389538</attachid>
    <who name="Jacob Uphoff">jacob_uphoff</who>
    <bug_when>2020-02-03 10:58:59 -0800</bug_when>
    <thetext>Created attachment 389538
Update Test Expectations</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1614045</commentid>
    <comment_count>2</comment_count>
      <attachid>389538</attachid>
    <who name="Truitt Savell">tsavell</who>
    <bug_when>2020-02-03 11:00:24 -0800</bug_when>
    <thetext>Comment on attachment 389538
Update Test Expectations

Clearing flags on attachment: 389538

Committed r255575: &lt;https://trac.webkit.org/changeset/255575&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1614049</commentid>
    <comment_count>3</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2020-02-03 11:04:05 -0800</bug_when>
    <thetext>&lt;rdar://problem/59116825&gt;</thetext>
  </long_desc>
      
          <attachment
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            <attachid>389538</attachid>
            <date>2020-02-03 10:58:59 -0800</date>
            <delta_ts>2020-02-03 11:00:24 -0800</delta_ts>
            <desc>Update Test Expectations</desc>
            <filename>bug-207133-20200203105858.patch</filename>
            <type>text/plain</type>
            <size>1470</size>
            <attacher name="Jacob Uphoff">jacob_uphoff</attacher>
            
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