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    <head>
      <base href="https://bugs.webkit.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Layout Test imported/w3c/web-platform-tests/css/css-display-3/display-contents-dynamic-flex-002-inline.html is an Image Failure"
   href="https://bugs.webkit.org/show_bug.cgi?id=172515">172515</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Layout Test imported/w3c/web-platform-tests/css/css-display-3/display-contents-dynamic-flex-002-inline.html is an Image 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>New Bugs
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>jlewis3@apple.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>The test imported/w3c/web-platform-tests/css/css-display-3/display-contents-dynamic-flex-002-inline.html is a consistent Image failure.
The test is also crashing on Sierra WK1 Debug and iOS Simulator Debug.

The test was newly imported with:
<a href="https://trac.webkit.org/changeset/217280/webkit">https://trac.webkit.org/changeset/217280/webkit</a>

The test has been failing since being imported

<a href="https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-display-3%2Fdisplay-contents-dynamic-flex-002-inline.html">https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-display-3%2Fdisplay-contents-dynamic-flex-002-inline.html</a>

<a href="https://build.webkit.org/builders/Apple%20Sierra%20Release%20WK2%20(Tests)/builds/1704">https://build.webkit.org/builders/Apple%20Sierra%20Release%20WK2%20(Tests)/builds/1704</a>
<a href="https://build.webkit.org/results/Apple%20Sierra%20Release%20WK2%20(Tests)/r217280%20(1704)/results.html">https://build.webkit.org/results/Apple%20Sierra%20Release%20WK2%20(Tests)/r217280%20(1704)/results.html</a>

Crash:
HOULD NEVER BE REACHED
/Volumes/Data/slave/sierra-debug/build/Source/WebCore/rendering/RenderElement.cpp(524) : void WebCore::RenderElement::insertChildInternal(WebCore::RenderObject *, WebCore::RenderObject *, WebCore::RenderElement::NotifyChildrenType)
1   0x1048418dd WTFCrash
2   0x10fe60fbf WebCore::RenderElement::insertChildInternal(WebCore::RenderObject*, WebCore::RenderObject*, WebCore::RenderElement::NotifyChildrenType)
3   0x10fe60cb3 WebCore::RenderElement::addChild(WebCore::RenderObject*, WebCore::RenderObject*)
4   0x10fec158f WebCore::RenderInline::addChildIgnoringContinuation(WebCore::RenderObject*, WebCore::RenderObject*)
5   0x10fec1056 WebCore::RenderInline::addChild(WebCore::RenderObject*, WebCore::RenderObject*)
6   0x1100e1b01 WebCore::RenderTreePosition::insert(WebCore::RenderObject&)
7   0x1100e0f1c WebCore::RenderTreeUpdater::createRenderer(WebCore::Element&, WebCore::RenderStyle&&)
8   0x1100dfcdf WebCore::RenderTreeUpdater::updateElementRenderer(WebCore::Element&, WebCore::Style::ElementUpdate const&)
9   0x1100df5dc WebCore::RenderTreeUpdater::updateRenderTree(WebCore::ContainerNode&)
10  0x1100df017 WebCore::RenderTreeUpdater::commit(std::__1::unique_ptr<WebCore::Style::Update const, std::__1::default_delete<WebCore::Style::Update const> >)
11  0x10e2688cc WebCore::Document::resolveStyle(WebCore::Document::ResolveStyleType)
12  0x10e25b4f1 WebCore::Document::updateStyleIfNeeded()
13  0x10dff9cbd WebCore::updateStyleIfNeededForProperty(WebCore::Element&, WebCore::CSSPropertyID)
14  0x10dfec7a1 WebCore::ComputedStyleExtractor::propertyValue(WebCore::CSSPropertyID, WebCore::EUpdateLayout)
15  0x10dfec645 WebCore::CSSComputedStyleDeclaration::getPropertyCSSValue(WebCore::CSSPropertyID, WebCore::EUpdateLayout) const
16  0x10e00a1da WebCore::CSSComputedStyleDeclaration::getPropertyCSSValueInternal(WebCore::CSSPropertyID)
17  0x10ed9ff42 WebCore::stylePropertyGetter(JSC::ExecState&, WebCore::JSCSSStyleDeclaration&, WebCore::CSSPropertyID)
18  0x10ed9c933 WebCore::stylePropertyGetter(JSC::ExecState&, WebCore::JSCSSStyleDeclaration&, WebCore::CSSPropertyInfo const&)
19  0x10ed9c2fc WebCore::JSCSSStyleDeclaration::getOwnPropertySlotDelegate(JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&)
20  0x10ed96e86 WebCore::JSCSSStyleDeclaration::getOwnPropertySlot(JSC::JSObject*, JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&)
21  0x10357a55a JSC::JSObject::getNonIndexPropertySlot(JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&)
22  0x103578c76 JSC::JSObject::getPropertySlot(JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&)
23  0x1035787e7 JSC::JSValue::getPropertySlot(JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&) const
24  0x103578645 JSC::JSValue::get(JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&) const
25  0x1043851f4 llint_slow_path_get_by_id
26  0x104396f38 llint_entry
27  0x10439b3b1 llint_entry
28  0x104393c6e vmEntryToJavaScript
29  0x1041636de JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*)
30  0x104113f55 JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
31  0x1038bd968 JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)</pre>
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