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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>250724</bug_id>
          
          <creation_ts>2023-01-17 12:58:15 -0800</creation_ts>
          <short_desc>REGRESSION(258800@main) WinCairo tester buildbot is failing to run API tests due to &quot;builtins.TypeError: &apos;NoneType&apos; object is not iterable&quot;</short_desc>
          <delta_ts>2023-01-18 08:20:17 -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>Tools / Tests</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=250357</see_also>
          <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="Fujii Hironori">fujii</reporter>
          <assigned_to name="Fujii Hironori">fujii</assigned_to>
          <cc>aakash_jain</cc>
    
    <cc>jbedard</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1926072</commentid>
    <comment_count>0</comment_count>
    <who name="Fujii Hironori">fujii</who>
    <bug_when>2023-01-17 12:58:15 -0800</bug_when>
    <thetext>REGRESSION(258800@main) WinCairo tester buildbot is failing to run API tests due to &quot;builtins.TypeError: &apos;NoneType&apos; object is not iterable&quot;

Buildbot: builder WinCairo-64-bit-WKL-Release-Tests build 9427
https://build.webkit.org/#/builders/60/builds/9427

&gt; Traceback (most recent call last):
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/twisted/internet/defer.py&quot;, line 47, in run
&gt;     return f(*args, **kwargs)
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/buildbot/process/buildstep.py&quot;, line 628, in startStep
&gt;     self.results = yield self.run()
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/twisted/internet/defer.py&quot;, line 1656, in unwindGenerator
&gt;     return _cancellableInlineCallbacks(gen)
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/twisted/internet/defer.py&quot;, line 1571, in _cancellableInlineCallbacks
&gt;     _inlineCallbacks(None, g, status)
&gt; --- &lt;exception caught here&gt; ---
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/buildbot/process/buildstep.py&quot;, line 628, in startStep
&gt;     self.results = yield self.run()
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/twisted/internet/defer.py&quot;, line 1445, in _inlineCallbacks
&gt;     result = current_context.run(g.send, result)
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/twisted/internet/defer.py&quot;, line 47, in run
&gt;     return f(*args, **kwargs)
&gt;   File &quot;/usr/local/lib/python3.6/site-packages/buildbot/process/buildstep.py&quot;, line 785, in run
&gt;     results = yield self.start()
&gt;   File &quot;/var/buildbot/OpenSource/Tools/CISupport/build-webkit-org/steps.py&quot;, line 764, in start
&gt;     for additionalArgument in additionalArguments:
&gt; builtins.TypeError: &apos;NoneType&apos; object is not iterable

The line was added by 258800@main (bug#250357).</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1926076</commentid>
    <comment_count>1</comment_count>
      <attachid>464528</attachid>
    <who name="Fujii Hironori">fujii</who>
    <bug_when>2023-01-17 13:19:52 -0800</bug_when>
    <thetext>Created attachment 464528
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1926127</commentid>
    <comment_count>2</comment_count>
      <attachid>464528</attachid>
    <who name="Fujii Hironori">fujii</who>
    <bug_when>2023-01-17 16:12:02 -0800</bug_when>
    <thetext>Comment on attachment 464528
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=464528&amp;action=review

&gt; Tools/CISupport/build-webkit-org/steps.py:764
&gt; +        for additionalArgument in additionalArguments if additionalArguments else []:

This can be simplified as &apos;additionalArguments or []&apos;.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1926132</commentid>
    <comment_count>3</comment_count>
      <attachid>464529</attachid>
    <who name="Fujii Hironori">fujii</who>
    <bug_when>2023-01-17 16:17:44 -0800</bug_when>
    <thetext>Created attachment 464529
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1926266</commentid>
    <comment_count>4</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2023-01-18 08:19:19 -0800</bug_when>
    <thetext>Committed 259030@main (6116f9e9eb43): &lt;https://commits.webkit.org/259030@main&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 464529.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1926267</commentid>
    <comment_count>5</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2023-01-18 08:20:17 -0800</bug_when>
    <thetext>&lt;rdar://problem/104380516&gt;</thetext>
  </long_desc>
      
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            <date>2023-01-17 13:19:52 -0800</date>
            <delta_ts>2023-01-17 16:17:26 -0800</delta_ts>
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            <date>2023-01-17 16:17:44 -0800</date>
            <delta_ts>2023-01-18 08:19:20 -0800</delta_ts>
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