Errors from webidl using `void scrollIntoView((boolean or object) arg)`

Errors

   Compiling unicase v1.0.1
   Compiling pkg-config v0.3.5
   Compiling rustc-serialize v0.3.16
   Compiling void v0.0.5
   Compiling cfg-if v0.1.0
   Compiling traitobject v0.0.1
   Compiling harfbuzz-sys v0.1.2
   Compiling typeable v0.1.2
   Compiling azure v0.4.1 (https://github.com/servo/rust-azure#d85c4f5d)
   Compiling hbs-pow-sys v0.2.0 (https://github.com/libheartbeats/heartbeats-simple-sys.git#9ae3875a)
   Compiling getopts v0.2.14
   Compiling phf_shared v0.7.5
   Compiling unreachable v0.0.2
   Compiling httparse v1.1.0
   Compiling x11 v2.3.0
   Compiling crossbeam v0.1.6
   Compiling lzw v0.9.0
   Compiling servo v0.0.1 (file:///home/drobertson/git/servo/components/servo)
   Compiling style v0.0.1 (file:///home/drobertson/git/servo/components/servo)
   Compiling libc v0.2.4
   Compiling log v0.3.4
   Compiling hpack v0.2.0
   Compiling solicit v0.4.4
   Compiling dylib v0.0.1
   Compiling x11-dl v2.3.0
/home/drobertson/git/servo/.cargo/registry/src/github.com-88ac128001ac3a9a/x11-dl-2.3.0/src/lib.rs:9:10: 9:28 warning: lint raw_pointer_derive has been removed: using derive with raw pointers is ok
/home/drobertson/git/servo/.cargo/registry/src/github.com-88ac128001ac3a9a/x11-dl-2.3.0/src/lib.rs:9 #![allow(raw_pointer_derive)]
                                                                                                              ^~~~~~~~~~~~~~~~~~
   Compiling freetype v0.1.0 (https://github.com/servo/rust-freetype#d564ff90)
   Compiling debug-builders v0.1.0
   Compiling phf v0.7.5
   Compiling mac v0.0.2
   Compiling servo-fontconfig-sys v2.11.3
   Compiling quasi v0.4.0
   Compiling js v0.1.2 (https://github.com/servo/rust-mozjs#d88f2893)
   Compiling heapsize_plugin v0.1.2
   Compiling byteorder v0.4.2
   Compiling unicode-script v0.1.1
   Compiling unicode-normalization v0.1.2
   Compiling memchr v0.1.10
   Compiling aho-corasick v0.5.1
   Compiling regex-syntax v0.2.3
   Compiling fnv v1.0.0
   Compiling tenacious v0.0.15 (https://github.com/Manishearth/rust-tenacious#ea664e2d)
   Compiling angle v0.1.0 (https://github.com/ecoal95/angle?branch=servo#b31e70ef)
   Compiling color_quant v1.0.0
   Compiling libloading v0.2.1
   Compiling debug_unreachable v0.0.6
   Compiling futf v0.1.1
   Compiling aster v0.10.0
   Compiling quasi_codegen v0.4.0
   Compiling winapi-build v0.1.1
   Compiling kernel32-sys v0.2.1
   Compiling advapi32-sys v0.1.2
   Compiling script v0.0.1 (file:///home/drobertson/git/servo/components/servo)
failed to run custom build command for `script v0.0.1 (file:///home/drobertson/git/servo/components/servo)`
Process didn't exit successfully: `/home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/build-script-build` (exit code: 101)
--- stdout
mkdir -p /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/_cache
touch /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/_cache/.done
mkdir -p /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/Bindings
touch /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/Bindings/.done
/home/drobertson/git/servo/python/_virtualenv/bin/python2.7 -B \
  /home/drobertson/git/servo/components/script/dom/bindings/codegen/GlobalGen.py \
    --cachedir=/home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/_cache \
    /home/drobertson/git/servo/components/script/dom/bindings/codegen/Bindings.conf \
    /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out \
    . \
     /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableCaptionElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLStyleElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLAreaElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableDataCellElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Location.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLOptionElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/MessageEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DocumentType.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Element.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLPreElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TreeWalker.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WorkerNavigator.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMQuad.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableColElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLRenderbuffer.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ServoHTMLParser.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDialogElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/EventHandler.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDirectoryElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/URL.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLUniformLocation.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLMapElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLUListElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WorkerGlobalScope.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLParagraphElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Worker.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TestBinding.webidl  /home/drobertson/git/servo/components/script/dom/webidls/FocusEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/File.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMPointReadOnly.webidl  /home/drobertson/git/servo/components/script/dom/webidls/FormData.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLVideoElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Range.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Touch.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLModElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLBRElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLHeadingElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLFormControlsCollection.webidl  /home/drobertson/git/servo/components/script/dom/webidls/NodeFilter.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ProcessingInstruction.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTextAreaElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Screen.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLFrameSetElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TextDecoder.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDataElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLLinkElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDetailsElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebSocket.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLUnknownElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLHtmlElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/BrowserElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CanvasPattern.webidl  /home/drobertson/git/servo/components/script/dom/webidls/XMLDocument.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLShaderPrecisionFormat.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Console.webidl  /home/drobertson/git/servo/components/script/dom/webidls/SharedMouseAndKeyboardEventInit.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMException.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TextEncoder.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLFramebuffer.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLRenderingContext.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLHRElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/URLSearchParams.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDivElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTimeElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/KeyboardEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ServoXMLParser.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLObject.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ChildNode.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Performance.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Attr.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLHeadElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLQuoteElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLIFrameElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableRowElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Node.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Crypto.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLProgram.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDListElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/XMLHttpRequest.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ImageData.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Text.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLLabelElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLFieldSetElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Blob.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMImplementation.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLMediaElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CSSStyleDeclaration.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TestBindingProxy.webidl  /home/drobertson/git/servo/components/script/dom/webidls/NonElementParentNode.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Window.webidl  /home/drobertson/git/servo/components/script/dom/webidls/NodeIterator.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ParentNode.webidl  /home/drobertson/git/servo/components/script/dom/webidls/RadioNodeList.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Function.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableSectionElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/FileReader.webidl  /home/drobertson/git/servo/components/script/dom/webidls/EventSource.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLAppletElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/UIEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLOutputElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/PerformanceTiming.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Event.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLImageElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/MouseEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/NamedNodeMap.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLFormElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/StorageEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLAnchorElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLSelectElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLLIElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLFontElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TouchEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DedicatedWorkerGlobalScope.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DocumentFragment.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTemplateElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ErrorEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ElementCSSInlineStyle.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CanvasGradient.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLTexture.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CustomEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLAudioElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLProgressElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLOListElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLParamElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableHeaderCellElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMRectList.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CharacterData.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ProgressEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLCanvasElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/EventListener.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLHyperlinkElementUtils.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLContextEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/XMLHttpRequestEventTarget.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CloseEvent.webidl  /home/drobertson/git/servo/components/script/dom/webidls/TouchList.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLScriptElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLBaseElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLButtonElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLEmbedElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CanvasRenderingContext2D.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMParser.webidl  /home/drobertson/git/servo/components/script/dom/webidls/NodeList.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTrackElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMTokenList.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLBodyElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLFrameElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLCollection.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLObjectElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMStringMap.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLOptGroupElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMPoint.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLSourceElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Navigator.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMRect.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLMeterElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/EventTarget.webidl  /home/drobertson/git/servo/components/script/dom/webidls/XMLHttpRequestUpload.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ElementContentEditable.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Comment.webidl  /home/drobertson/git/servo/components/script/dom/webidls/DOMRectReadOnly.webidl  /home/drobertson/git/servo/components/script/dom/webidls/FileList.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Document.webidl  /home/drobertson/git/servo/components/script/dom/webidls/ValidityState.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLActiveInfo.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTableCellElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLTitleElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLSpanElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLDataListElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/CSS.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLMetaElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLShader.webidl  /home/drobertson/git/servo/components/script/dom/webidls/Storage.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WebGLBuffer.webidl  /home/drobertson/git/servo/components/script/dom/webidls/WorkerLocation.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLLegendElement.webidl  /home/drobertson/git/servo/components/script/dom/webidls/HTMLInputElement.webidl 
Generating /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/PrototypeList.rs
Generating /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/RegisterBindings.rs
Generating /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/InterfaceTypes.rs
Generating /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/InheritTypes.rs
Generating /home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/Bindings/mod.rs
makefile.cargo:33: recipe for target '/home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/ParserResults.pkl' failed

--- stderr
Traceback (most recent call last):
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/GlobalGen.py", line 75, in <module>
    main()
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/GlobalGen.py", line 72, in main
    generate_file(config, name, os.path.join(outputdir, filename))
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/GlobalGen.py", line 20, in generate_file
    code = root.define()
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1612, in define
    defn = self.child.define()
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1612, in define
    defn = self.child.define()
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1926, in define
    return self.join(child.define() for child in self.children if child is not None)
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1923, in join
    return self.joiner.join(filter(lambda s: len(s) > 0, (child for child in generator)))
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1923, in <genexpr>
    return self.joiner.join(filter(lambda s: len(s) > 0, (child for child in generator)))
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1926, in <genexpr>
    return self.join(child.define() for child in self.children if child is not None)
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1926, in define
    return self.join(child.define() for child in self.children if child is not None)
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1923, in join
    return self.joiner.join(filter(lambda s: len(s) > 0, (child for child in generator)))
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1923, in <genexpr>
    return self.joiner.join(filter(lambda s: len(s) > 0, (child for child in generator)))
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 1926, in <genexpr>
    return self.join(child.define() for child in self.children if child is not None)
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 3640, in define
    self.type.flatMemberTypes)
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 3639, in <lambda>
    templateVars = map(lambda t: getUnionTypeTemplateVars(t, self.descriptorProvider),
  File "/home/drobertson/git/servo/components/script/dom/bindings/codegen/CodegenRust.py", line 3616, in getUnionTypeTemplateVars
    assert not type.isObject()
AssertionError
make: *** [/home/drobertson/git/servo/target/debug/build/script-cd74b92305df0bfb/out/ParserResults.pkl] Error 1
thread '<main>' panicked at 'assertion failed: Command::new("make").args(&["-f",
                            "makefile.cargo"]).status().unwrap().success()', /home/drobertson/git/servo/components/script/build.rs:8
stack backtrace:
   1:     0x55cfb3be9070 - sys::backtrace::tracing::imp::write::hb120982054a416e35nu
   2:     0x55cfb3beb94b - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.42840
   3:     0x55cfb3beb5b6 - panicking::default_handler::h7ae2e4523ef4c187IFy
   4:     0x55cfb3be2bcc - sys_common::unwind::begin_unwind_inner::h5fb19481d14902dbDgt
   5:     0x55cfb3be14a7 - sys_common::unwind::begin_unwind::h12033227023184896294
                        at ../src/libstd/sys/common/unwind/mod.rs:236
   6:     0x55cfb3bde6e1 - main::hc52abf94f75c75d5faa
                        at /home/drobertson/git/servo/components/servo/<std macros>:3
   7:     0x55cfb3beb214 - sys_common::unwind::try::try_fn::h9076850075504893162
   8:     0x55cfb3be864b - __rust_try
   9:     0x55cfb3beac8e - rt::lang_start::h58a22f304b0c1e19Oxy
  10:     0x55cfb3be2219 - main
  11:     0x7f862201c70f - __libc_start_main
  12:     0x55cfb3bde438 - _start
  13:                0x0 - <unknown>

[Warning] Could not generate notification! Optional Python module 'dbus' is not installed.
Build completed in 520.15s