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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [ MacOS ] http/tests/media/track-in-band-hls-metadata.htm is a flaky failure"
   href="https://bugs.webkit.org/show_bug.cgi?id=230435">230435</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[ MacOS ] http/tests/media/track-in-band-hls-metadata.htm is a flaky failure
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>WebKit Nightly Build
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Media
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned@lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>ayumi_kojima@apple.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>http/tests/media/track-in-band-hls-metadata.html

Is a flaky failure on MacOS.

History: <a href="https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fmedia%2Ftrack-in-band-hls-metadata.html">https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fmedia%2Ftrack-in-band-hls-metadata.html</a>

The test has been marked as pass/timeout at <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED DUPLICATE - http/tests/media/track-in-band-hls-metadata.html is very flaky"
   href="show_bug.cgi?id=140022">Bug 140022</a> and has been flaky timing out/ timing out as far as seen in the history.

The flaky failure started showing up at around <a href="https://commits.webkit.org/r282220">r282220</a>.

Diff:

--- /Volumes/Data/worker/bigsur-debug-applesilicon-tests-wk2/build/layout-test-results/http/tests/media/track-in-band-hls-metadata-expected.txt
+++ /Volumes/Data/worker/bigsur-debug-applesilicon-tests-wk2/build/layout-test-results/http/tests/media/track-in-band-hls-metadata-actual.txt
@@ -20,26 +20,26 @@
 * 1
 EXPECTED (typeof(cue) != 'undefined') OK
 EXPECTED (cue.data == 'null') OK
-EXPECTED (cue.type == 'com.apple.quicktime.HLS') OK
+EXPECTED (cue.type == 'com.apple.quicktime.HLS'), OBSERVED 'org.id3' FAIL
 EXPECTED (cue.value != 'null') OK
-EXPECTED (cue.value.key == '"X-START-OFFSET"') OK
-EXPECTED (cue.value.data == '"0.000000"') OK
+EXPECTED (cue.value.key == '"X-START-OFFSET"'), OBSERVED '"TIT2"' FAIL
+EXPECTED (cue.value.data == '"0.000000"'), OBSERVED '"Stream Counting"' FAIL

 * 2
 EXPECTED (typeof(cue) != 'undefined') OK
 EXPECTED (cue.data == 'null') OK
 EXPECTED (cue.type == 'com.apple.quicktime.HLS') OK
 EXPECTED (cue.value != 'null') OK
-EXPECTED (cue.value.key == '"X-END-OFFSET"') OK
-EXPECTED (cue.value.data == '"5.000000"') OK
+EXPECTED (cue.value.key == '"X-END-OFFSET"'), OBSERVED '"X-START-OFFSET"' FAIL
+EXPECTED (cue.value.data == '"5.000000"'), OBSERVED '"0.000000"' FAIL

 * 3
 EXPECTED (typeof(cue) != 'undefined') OK
 EXPECTED (cue.data == 'null') OK
-EXPECTED (cue.type == 'org.id3') OK
+EXPECTED (cue.type == 'org.id3'), OBSERVED 'com.apple.quicktime.HLS' FAIL
 EXPECTED (cue.value != 'null') OK
-EXPECTED (cue.value.key == '"TIT2"') OK
-EXPECTED (cue.value.data == '"Stream Counting"') OK
+EXPECTED (cue.value.key == '"TIT2"'), OBSERVED '"X-END-OFFSET"' FAIL
+EXPECTED (cue.value.data == '"Stream Counting"'), OBSERVED '"5.000000"' FAIL

 * 4
 EXPECTED (typeof(cue) != 'undefined') OK</pre>
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