1429472 - thread '<unnamed>' panicked at 'assertion failed: inherited_styles.is_none() || ptr::eq(inherited_styles.unwrap(), &**styles.primary())', /builds/worker/workspace/build/src/servo/ports/geckolib/glue.rs:2253:12

Status: NEW

(Core :: CSS Parsing and Computation, defect, P3)

Description

[Jason Kratzer [:jkratzer]]

Attachment: trigger.html

Testcase found while fuzzing mozilla-central rev d5f42a23909e.

thread '<unnamed>' panicked at 'assertion failed: inherited_styles.is_none() ||
    ptr::eq(inherited_styles.unwrap(), &**styles.primary())', /builds/worker/workspace/build/src/servo/ports/geckolib/glue.rs:2253:12
stack backtrace:
++DOMWINDOW == 16 (0x7f8d59e0d400) [pid = 2034] [serial = 16] [outer = 0x7f8d900fe6d0]
   0:     0x7fb2e5d610f3 - std::sys::imp::backtrace::tracing::imp::unwind_backtrace::h8ed7485deb8ab958
   1:     0x7fb2e5d5b840 - std::sys_common::backtrace::_print::h3d4f9ea58578e60f
   2:     0x7fb2e5d6e5f3 - std::panicking::default_hook::{{closure}}::h0088fe51b67c687c
   3:     0x7fb2e5d6e362 - std::panicking::default_hook::hf425c768c5ffbbad
   4:     0x7fb2e5d6eaf6 - std::panicking::rust_panic_with_hook::h25b934bb4484e9e0
   5:     0x7fb2e55e85db - std::panicking::begin_panic::h559b2278b97dfcb2
   6:     0x7fb2e554f2e2 - geckoservo::glue::get_pseudo_style::h6fdcbaae95e9a940
   7:     0x7fb2e554e4ba - Servo_ResolvePseudoStyle
   8:     0x7fb2e3b5fa2f - _ZN7mozilla13ServoStyleSet25ResolvePseudoElementStyleEPNS_3dom7ElementENS_20CSSPseudoElementTypeEPNS_17ServoStyleContextES3_
   9:     0x7fb2e3c695ad - _ZN7mozilla14StyleSetHandle3Ptr25ResolvePseudoElementStyleEPNS_3dom7ElementENS_20CSSPseudoElementTypeEP14nsStyleContextS4_
  10:     0x7fb2e3e533e1 - _ZN13nsMathMLFrame22ResolveMathMLCharStyleEP13nsPresContextP10nsIContentP14nsStyleContextP12nsMathMLChar
  11:     0x7fb2e3e61f35 - _ZN15nsMathMLmoFrame15ProcessTextDataEv
  12:     0x7fb2e3e61ff6 - _ZN15nsMathMLmoFrame24MarkIntrinsicISizesDirtyEv
  13:     0x7fb2e3c8d761 - _ZN13nsLayoutUtils20MarkDescendantsDirtyEP8nsIFrame
  14:     0x7fb2e3d29e4b - _ZL22ReparentChildListStyleP13nsPresContextRKN11nsFrameList5SliceEP8nsIFrame
  15:     0x7fb2e3d59d87 - _ZN16nsFirstLineFrame6ReflowEP13nsPresContextRN7mozilla12ReflowOutputERKNS2_11ReflowInputER14nsReflowStatus
  16:     0x7fb2e3d58891 - _ZN12nsLineLayout11ReflowFrameEP8nsIFrameR14nsReflowStatusPN7mozilla12ReflowOutputERb
  17:     0x7fb2e3d08721 - _ZN12nsBlockFrame17ReflowInlineFrameERN7mozilla16BlockReflowInputER12nsLineLayout19nsLineList_iteratorP8nsIFrameP16LineReflowStatus
  18:     0x7fb2e3d0ed8e - _ZN12nsBlockFrame20DoReflowInlineFramesERN7mozilla16BlockReflowInputER12nsLineLayout19nsLineList_iteratorR14nsFlowAreaRectRiPN14nsFloatManager10SavedStateEPbP16LineReflowStatusb
  19:     0x7fb2e3d0f08a - _ZN12nsBlockFrame18ReflowInlineFramesERN7mozilla16BlockReflowInputE19nsLineList_iteratorPb
  20:     0x7fb2e3d106de - _ZN12nsBlockFrame10ReflowLineERN7mozilla16BlockReflowInputE19nsLineList_iteratorPb
  21:     0x7fb2e3d11649 - _ZN12nsBlockFrame16ReflowDirtyLinesERN7mozilla16BlockReflowInputE
  22:     0x7fb2e3d12c20 - _ZN12nsBlockFrame6ReflowEP13nsPresContextRN7mozilla12ReflowOutputERKNS2_11ReflowInputER14nsReflowStatus
  23:     0x7fb2e3cd6265 - _ZN20nsBlockReflowContext11ReflowBlockERKN7mozilla11LogicalRectEbR18nsCollapsingMarginibP9nsLineBoxRNS0_11ReflowInputER14nsReflowStatusRNS0_16BlockReflowInputE
  24:     0x7fb2e3d0fa1e - _ZN12nsBlockFrame16ReflowBlockFrameERN7mozilla16BlockReflowInputE19nsLineList_iteratorPb
  25:     0x7fb2e3d106ac - _ZN12nsBlockFrame10ReflowLineERN7mozilla16BlockReflowInputE19nsLineList_iteratorPb
  26:     0x7fb2e3d11649 - _ZN12nsBlockFrame16ReflowDirtyLinesERN7mozilla16BlockReflowInputE
  27:     0x7fb2e3d12c20 - _ZN12nsBlockFrame6ReflowEP13nsPresContextRN7mozilla12ReflowOutputERKNS2_11ReflowInputER14nsReflowStatus
  28:     0x7fb2e3cfa059 - _ZN16nsContainerFrame11ReflowChildEP8nsIFrameP13nsPresContextRN7mozilla12ReflowOutputERKNS4_11ReflowInputERKNS4_11WritingModeERKNS4_12LogicalPointERK6nsSizejR14nsReflowStatusP29nsOverflowContinuationTracker
  29:     0x7fb2e3d13e30 - _ZN13nsCanvasFrame6ReflowEP13nsPresContextRN7mozilla12ReflowOutputERKNS2_11ReflowInputER14nsReflowStatus
  30:     0x7fb2e3cfa059 - _ZN16nsContainerFrame11ReflowChildEP8nsIFrameP13nsPresContextRN7mozilla12ReflowOutputERKNS4_11ReflowInputERKNS4_11WritingModeERKNS4_12LogicalPointERK6nsSizejR14nsReflowStatusP29nsOverflowContinuationTracker
  31:     0x7fb2e3d38572 - _ZN17nsHTMLScrollFrame19ReflowScrolledFrameEPN7mozilla17ScrollReflowInputEbbPNS0_12ReflowOutputEb
  32:     0x7fb2e3d38d87 - _ZN17nsHTMLScrollFrame14ReflowContentsEPN7mozilla17ScrollReflowInputERKNS0_12ReflowOutputE
  33:     0x7fb2e3d4c561 - _ZN17nsHTMLScrollFrame6ReflowEP13nsPresContextRN7mozilla12ReflowOutputERKNS2_11ReflowInputER14nsReflowStatus
  34:     0x7fb2e3cfa16c - _ZN16nsContainerFrame11ReflowChildEP8nsIFrameP13nsPresContextRN7mozilla12ReflowOutputERKNS4_11ReflowInputEiijR14nsReflowStatusP29nsOverflowContinuationTracker
  35:     0x7fb2e3d09b03 - _ZN7mozilla13ViewportFrame6ReflowEP13nsPresContextRNS_12ReflowOutputERKNS_11ReflowInputER14nsReflowStatus
  36:     0x7fb2e3c3c9ec - _ZN7mozilla9PresShell8DoReflowEP8nsIFrameb
  37:     0x7fb2e3c446e9 - _ZN7mozilla9PresShell21ProcessReflowCommandsEb
  38:     0x7fb2e3c53a23 - _ZN7mozilla9PresShell27DoFlushPendingNotificationsENS_14ChangesToFlushE
  39:     0x7fb2e3c2638e - _ZN7mozilla9PresShell27DoFlushPendingNotificationsENS_9FlushTypeE
  40:     0x7fb2e3ca551d - _ZN16nsDocumentViewer12LoadCompleteE8nsresult
  41:     0x7fb2e475a5d3 - _ZN10nsDocShell11EndPageLoadEP14nsIWebProgressP10nsIChannel8nsresult.part.530
  42:     0x7fb2e475b8ad - _ZN10nsDocShell13OnStateChangeEP14nsIWebProgressP10nsIRequestj8nsresult
  43:     0x7fb2e26105eb - _ZN11nsDocLoader19DoFireOnStateChangeEP14nsIWebProgressP10nsIRequestRi8nsresult
  44:     0x7fb2e2611612 - _ZN11nsDocLoader18doStopDocumentLoadEP10nsIRequest8nsresult
  45:     0x7fb2e2611a0a - _ZN11nsDocLoader16DocLoaderIsEmptyEb
  46:     0x7fb2e261238c - _ZN11nsDocLoader13OnStopRequestEP10nsIRequestP11nsISupports8nsresult
  47:     0x7fb2e1e46edd - _ZN7mozilla3net11nsLoadGroup13RemoveRequestEP10nsIRequestP11nsISupports8nsresult
  48:     0x7fb2e2aa637c - _ZN10nsDocument15DoUnblockOnloadEv
  49:     0x7fb2e2aa644c - _ZN10nsDocument13UnblockOnloadEb
  50:     0x7fb2e2ad040b - _ZN10nsDocument27DispatchContentLoadedEventsEv
  51:     0x7fb2e2a84af7 - _ZN7mozilla6detail18RunnableMethodImplIP10nsDocumentMS2_FvvELb1ELNS_12RunnableKindE0EJEE3RunEv
  52:     0x7fb2e1dae071 - _ZN7mozilla14SchedulerGroup8Runnable3RunEv
  53:     0x7fb2e1dc9608 - _ZN8nsThread16ProcessNextEventEbPb.part.279
  54:     0x7fb2e1dca348 - _Z19NS_ProcessNextEventP9nsIThreadb
  55:     0x7fb2e2193bcf - _ZN7mozilla3ipc11MessagePump3RunEPN4base11MessagePump8DelegateE
  56:     0x7fb2e2168472 - _ZN11MessageLoop11RunInternalEv
  57:     0x7fb2e216849e - _ZN11MessageLoop3RunEv
  58:     0x7fb2e3a14a34 - _ZN14nsBaseAppShell3RunEv
  59:     0x7fb2e49edd1d - _Z15XRE_RunAppShellv
  60:     0x7fb2e2193c90 - _ZN7mozilla3ipc26MessagePumpForChildProcess3RunEPN4base11MessagePump8DelegateE
  61:     0x7fb2e2168472 - _ZN11MessageLoop11RunInternalEv
  62:     0x7fb2e216849e - _ZN11MessageLoop3RunEv
  63:     0x7fb2e49ee297 - _Z20XRE_InitChildProcessiPPcPK12XREChildData
  64:           0x4069a6 - _Z20content_process_mainPN7mozilla9BootstrapEiPPc
  65:           0x4064c9 - main
  66:     0x7fb2f300182f - __libc_start_main
  67:           0x4066d0 - <unknown>
Redirecting call to abort() to mozalloc_abort


OS|Linux|0.0.0 Linux 4.4.0-104-generic #127-Ubuntu SMP Mon Dec 11 12:16:42 UTC 2017 x86_64
CPU|amd64|family 6 model 78 stepping 3|1
GPU|||
Crash|SIGSEGV|0x0|0
0|0|firefox|mozalloc_abort|hg:hg.mozilla.org/mozilla-central:memory/mozalloc/mozalloc_abort.cpp:d5f42a23909e|33|0x5
0|1|firefox|abort|hg:hg.mozilla.org/mozilla-central:memory/mozalloc/mozalloc_abort.cpp:d5f42a23909e|80|0x5
0|2|libxul.so|panic_abort::__rust_start_panic|git:github.com/rust-lang/rust:src/libpanic_abort/lib.rs:05e2e1c41414e8fc73d0f267ea8dab1a3eeeaa99|59|0x5
0|3|libxul.so|std::panicking::rust_panic|git:github.com/rust-lang/rust:src/libstd/panicking.rs:05e2e1c41414e8fc73d0f267ea8dab1a3eeeaa99|608|0x9
0|4|libxul.so|std::panicking::rust_panic_with_hook|git:github.com/rust-lang/rust:src/libstd/panicking.rs:05e2e1c41414e8fc73d0f267ea8dab1a3eeeaa99|593|0xd
0|5|libxul.so|std::panicking::begin_panic<&str>|git:github.com/rust-lang/rust:src/libstd/panicking.rs:05e2e1c41414e8fc73d0f267ea8dab1a3eeeaa99|538|0x12
0|6|libxul.so|geckoservo::glue::get_pseudo_style|hg:hg.mozilla.org/mozilla-central:servo/ports/geckolib/glue.rs:d5f42a23909e|2253|0x18
0|7|libxul.so|geckoservo::glue::Servo_ResolvePseudoStyle|hg:hg.mozilla.org/mozilla-central:servo/ports/geckolib/glue.rs:d5f42a23909e|2073|0x26
0|8|libxul.so|mozilla::ServoStyleSet::ResolvePseudoElementStyle|hg:hg.mozilla.org/mozilla-central:layout/style/ServoStyleSet.cpp:d5f42a23909e|535|0x5
0|9|libxul.so|mozilla::StyleSetHandle::Ptr::ResolvePseudoElementStyle|hg:hg.mozilla.org/mozilla-central:layout/style/StyleSetHandleInlines.h:d5f42a23909e|139|0x25
0|10|libxul.so|nsMathMLFrame::ResolveMathMLCharStyle|hg:hg.mozilla.org/mozilla-central:layout/mathml/nsMathMLFrame.cpp:d5f42a23909e|107|0x8
0|11|libxul.so|nsMathMLmoFrame::ProcessTextData|hg:hg.mozilla.org/mozilla-central:layout/mathml/nsMathMLmoFrame.cpp:d5f42a23909e|185|0x17
0|12|libxul.so|nsMathMLmoFrame::MarkIntrinsicISizesDirty|hg:hg.mozilla.org/mozilla-central:layout/mathml/nsMathMLmoFrame.cpp:d5f42a23909e|1015|0x5
0|13|libxul.so|nsLayoutUtils::MarkDescendantsDirty|hg:hg.mozilla.org/mozilla-central:layout/base/nsLayoutUtils.cpp:d5f42a23909e|5797|0xc
0|14|libxul.so|ReparentChildListStyle|hg:hg.mozilla.org/mozilla-central:layout/generic/nsInlineFrame.cpp:d5f42a23909e|307|0x10
0|15|libxul.so|nsFirstLineFrame::Reflow|hg:hg.mozilla.org/mozilla-central:layout/generic/nsInlineFrame.cpp:d5f42a23909e|1086|0x15
0|16|libxul.so|nsLineLayout::ReflowFrame|hg:hg.mozilla.org/mozilla-central:layout/generic/nsLineLayout.cpp:d5f42a23909e|923|0x30
0|17|libxul.so|nsBlockFrame::ReflowInlineFrame|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|4159|0x14
0|18|libxul.so|nsBlockFrame::DoReflowInlineFrames|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|3959|0x29
0|19|libxul.so|nsBlockFrame::ReflowInlineFrames|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|3836|0x41
0|20|libxul.so|nsBlockFrame::ReflowLine|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|2817|0x1a
0|21|libxul.so|nsBlockFrame::ReflowDirtyLines|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|2353|0x20
0|22|libxul.so|nsBlockFrame::Reflow|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|1226|0xf
0|23|libxul.so|nsBlockReflowContext::ReflowBlock|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockReflowContext.cpp:d5f42a23909e|306|0x10
0|24|libxul.so|nsBlockFrame::ReflowBlockFrame|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|3466|0x1e
0|25|libxul.so|nsBlockFrame::ReflowLine|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|2814|0x13
0|26|libxul.so|nsBlockFrame::ReflowDirtyLines|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|2353|0x20
0|27|libxul.so|nsBlockFrame::Reflow|hg:hg.mozilla.org/mozilla-central:layout/generic/nsBlockFrame.cpp:d5f42a23909e|1226|0xf
0|28|libxul.so|nsContainerFrame::ReflowChild|hg:hg.mozilla.org/mozilla-central:layout/generic/nsContainerFrame.cpp:d5f42a23909e|934|0x1a
0|29|libxul.so|nsCanvasFrame::Reflow|hg:hg.mozilla.org/mozilla-central:layout/generic/nsCanvasFrame.cpp:d5f42a23909e|758|0x4d
0|30|libxul.so|nsContainerFrame::ReflowChild|hg:hg.mozilla.org/mozilla-central:layout/generic/nsContainerFrame.cpp:d5f42a23909e|934|0x1a
0|31|libxul.so|nsHTMLScrollFrame::ReflowScrolledFrame|hg:hg.mozilla.org/mozilla-central:layout/generic/nsGfxScrollFrame.cpp:d5f42a23909e|554|0x5
0|32|libxul.so|nsHTMLScrollFrame::ReflowContents|hg:hg.mozilla.org/mozilla-central:layout/generic/nsGfxScrollFrame.cpp:d5f42a23909e|676|0x14
0|33|libxul.so|nsHTMLScrollFrame::Reflow|hg:hg.mozilla.org/mozilla-central:layout/generic/nsGfxScrollFrame.cpp:d5f42a23909e|1052|0x5
0|34|libxul.so|nsContainerFrame::ReflowChild|hg:hg.mozilla.org/mozilla-central:layout/generic/nsContainerFrame.cpp:d5f42a23909e|978|0x19
0|35|libxul.so|mozilla::ViewportFrame::Reflow|hg:hg.mozilla.org/mozilla-central:layout/generic/ViewportFrame.cpp:d5f42a23909e|336|0x2b
0|36|libxul.so|mozilla::PresShell::DoReflow|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:d5f42a23909e|8979|0x25
0|37|libxul.so|mozilla::PresShell::ProcessReflowCommands|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:d5f42a23909e|9152|0xe
0|38|libxul.so|mozilla::PresShell::DoFlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:d5f42a23909e|4263|0x15
0|39|libxul.so|mozilla::PresShell::DoFlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:d5f42a23909e|4088|0x7
0|40|libxul.so|nsDocumentViewer::LoadComplete|hg:hg.mozilla.org/mozilla-central:layout/base/nsIPresShell.h:d5f42a23909e|575|0xf
0|41|libxul.so|nsDocShell::EndPageLoad|hg:hg.mozilla.org/mozilla-central:docshell/base/nsDocShell.cpp:d5f42a23909e|7298|0x18
0|42|libxul.so|nsDocShell::OnStateChange|hg:hg.mozilla.org/mozilla-central:docshell/base/nsDocShell.cpp:d5f42a23909e|7091|0x18
0|43|libxul.so|nsDocLoader::DoFireOnStateChange|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:d5f42a23909e|1319|0x2b
0|44|libxul.so|nsDocLoader::doStopDocumentLoad|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:d5f42a23909e|862|0x22
0|45|libxul.so|nsDocLoader::DocLoaderIsEmpty|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:d5f42a23909e|751|0xf
0|46|libxul.so|nsDocLoader::OnStopRequest|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:d5f42a23909e|633|0x16
0|47|libxul.so|mozilla::net::nsLoadGroup::RemoveRequest|hg:hg.mozilla.org/mozilla-central:netwerk/base/nsLoadGroup.cpp:d5f42a23909e|629|0x1f
0|48|libxul.so|nsDocument::DoUnblockOnload|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:d5f42a23909e|9047|0x20
0|49|libxul.so|nsDocument::UnblockOnload|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:d5f42a23909e|8969|0x5
0|50|libxul.so|nsDocument::DispatchContentLoadedEvents|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:d5f42a23909e|5601|0x11
0|51|libxul.so|mozilla::detail::RunnableMethodImpl<nsDocument*, void (nsDocument::*)(), true, (mozilla::RunnableKind)0u>::Run|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThreadUtils.h:d5f42a23909e|1142|0x13
0|52|libxul.so|mozilla::SchedulerGroup::Runnable::Run|hg:hg.mozilla.org/mozilla-central:xpcom/threads/SchedulerGroup.cpp:d5f42a23909e|395|0x1c
0|53|libxul.so|nsThread::ProcessNextEvent|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThread.cpp:d5f42a23909e|1040|0x15
0|54|libxul.so|NS_ProcessNextEvent|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThreadUtils.cpp:d5f42a23909e|517|0x11
0|55|libxul.so|mozilla::ipc::MessagePump::Run|hg:hg.mozilla.org/mozilla-central:ipc/glue/MessagePump.cpp:d5f42a23909e|97|0xa
0|56|libxul.so|MessageLoop::RunInternal|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:d5f42a23909e|326|0x17
0|57|libxul.so|MessageLoop::Run|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:d5f42a23909e|319|0x8
0|58|libxul.so|nsBaseAppShell::Run|hg:hg.mozilla.org/mozilla-central:widget/nsBaseAppShell.cpp:d5f42a23909e|157|0xd
0|59|libxul.so|XRE_RunAppShell|hg:hg.mozilla.org/mozilla-central:toolkit/xre/nsEmbedFunctions.cpp:d5f42a23909e|877|0x11
0|60|libxul.so|mozilla::ipc::MessagePumpForChildProcess::Run|hg:hg.mozilla.org/mozilla-central:ipc/glue/MessagePump.cpp:d5f42a23909e|269|0x5
0|61|libxul.so|MessageLoop::RunInternal|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:d5f42a23909e|326|0x17
0|62|libxul.so|MessageLoop::Run|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:d5f42a23909e|319|0x8
0|63|libxul.so|XRE_InitChildProcess|hg:hg.mozilla.org/mozilla-central:toolkit/xre/nsEmbedFunctions.cpp:d5f42a23909e|703|0x8
0|64|firefox|content_process_main|hg:hg.mozilla.org/mozilla-central:ipc/contentproc/plugin-container.cpp:d5f42a23909e|63|0x14
0|65|firefox|main|hg:hg.mozilla.org/mozilla-central:browser/app/nsBrowserApp.cpp:d5f42a23909e|280|0x11
0|66|libc-2.23.so||||0x20830
0|67|firefox|MOZ_ReportAssertionFailure|hg:hg.mozilla.org/mozilla-central:mfbt/Assertions.h:d5f42a23909e|165|0x5