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      <base href="https://bugs.webkit.org/" />
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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 - error running layout tests on iOS simulator on latest build"
   href="https://bugs.webkit.org/show_bug.cgi?id=152719">152719</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>error running layout tests on iOS simulator on latest build
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </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>Tools / Tests
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned&#64;lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>aakash_jain&#64;apple.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>lforschler&#64;apple.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>$ run-webkit-tests --ios-simulator js/intl-collator.html
Using port 'ios-simulator-wk2'
Test configuration: &lt;, x86_64, debug&gt;
Placing test results in /Volumes/Data/Build/Debug-iphonesimulator/layout-test-results
Baseline search path: wk2 -&gt; ios-simulator -&gt; ios-simulator-wk2 -&gt; ios-simulator -&gt; wk2 -&gt; generic
Using Debug build
Pixel tests disabled
Regular timeout: 30000, slow test timeout: 150000
Command line: /Volumes/Data/Build/Debug/LayoutTestRelay -runtime com.apple.CoreSimulator.SimRuntime.iOS-9-2 -deviceType com.apple.CoreSimulator.SimDeviceType.iPhone-5s -suffix 0 -productDir /Volumes/Data/Build/Debug-iphonesimulator -app /Volumes/Data/Build/Debug-iphonesimulator/WebKitTestRunnerApp.app -- -

Found 1 test; running 1, skipping 0.
Starting helper ...kill -KILL 22648
Creating app:/tmp/WebKitTestingSimulators/Simulator0.app
/tmp/WebKitTestingSimulators/Simulator0.app: replacing existing signature
lsregister: processing /tmp/WebKitTestingSimulators/Simulator0.app
lsregister: registered /tmp/WebKitTestingSimulators/Simulator0.app
Waiting for all iOS Simulators to finish booting.
Could not print domain: 141: Reentrancy avoided
kill -KILL 22820
kill -KILL 22814
lsregister: processing /tmp/WebKitTestingSimulators/Simulator0.app
lsregister: unregistered /tmp/WebKitTestingSimulators/Simulator0.app

CalledProcessError raised: Command '['xcrun', 'simctl', 'spawn', u'9AEFFF49-1233-4FA7-86D8-1A6D74F9EC29', 'launchctl', 'print', 'system']' returned non-zero exit status 141
Traceback (most recent call last):
  File &quot;/Volumes/Data/Safari/OpenSource/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py&quot;, line 77, in main
    run_details = run(port, options, args, stderr)
  File &quot;/Volumes/Data/Safari/OpenSource/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py&quot;, line 409, in run
    run_details = manager.run(args)
  File &quot;/Volumes/Data/Safari/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/manager.py&quot;, line 205, in run
    if not self._set_up_run(tests_to_run):
  File &quot;/Volumes/Data/Safari/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/manager.py&quot;, line 179, in _set_up_run
    self._port.setup_test_run()
  File &quot;/Volumes/Data/Safari/OpenSource/Tools/Scripts/webkitpy/port/ios.py&quot;, line 239, in setup_test_run
    Simulator.wait_until_device_is_booted(self.testing_device(i).udid)
  File &quot;/Volumes/Data/Safari/OpenSource/Tools/Scripts/webkitpy/xcode/simulator.py&quot;, line 280, in wait_until_device_is_booted
    state = subprocess.check_output(['xcrun', 'simctl', 'spawn', udid, 'launchctl', 'print', 'system']).strip()
  File &quot;/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py&quot;, line 573, in check_output
    raise CalledProcessError(retcode, cmd, output=output)
CalledProcessError: Command '['xcrun', 'simctl', 'spawn', u'9AEFFF49-1233-4FA7-86D8-1A6D74F9EC29', 'launchctl', 'print', 'system']' returned non-zero exit status 141</pre>
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