(gdb) bt full
#0  0x00007ffff7bc7da0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ffff68e3670 in PR_WaitCondVar (cvar=0x7fffcddffb40, timeout=4294967295) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/nsprpub/pr/src/pthreads/ptsynch.c:385
        rv = <optimized out>
        thred = 0x7ffff6b385c0
#2  0x00007ffff17ba684 in mozilla::Monitor::Wait(unsigned int) (this=0x7ffff6bac368, aInterval=<optimized out>) at ../../dist/include/mozilla/CondVar.h:79
#3  0x00007ffff17ba684 in mozilla::Monitor::Wait(unsigned int) (this=0x7ffff6bac360, aInterval=aInterval@entry=4294967295) at ../../dist/include/mozilla/Monitor.h:40
#4  0x00007ffff17bb274 in mozilla::ipc::MessageChannel::WaitForSyncNotify() (this=0x7fffcda28868) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/ipc/glue/MessageChannel.cpp:1449
        timeout = 4294967295
        waitStart = 50633313
#5  0x00007ffff17c319a in mozilla::ipc::MessageChannel::Send(IPC::Message*, IPC::Message*) (this=0x7fffcda28868, aMsg=<optimized out>, aReply=aReply@entry=0x7fffffff9b08)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/ipc/glue/MessageChannel.cpp:817
        maybeTimedOut = <optimized out>
        canTimeOut = <optimized out>
        prio = 1
        transaction = -614
        scriptBlocker = {mBlocked = false}
        lock = {mMonitor = 0x7ffff6bac360}
        msg = {mRawPtr = 0x0}
        prioSet = {mVar = @0x7fffcda288c0, mPrev = 0}
        transact = {mChan = 0x7fffcda28868, mOldTransaction = 0}
        f = {mThat = @0x7fffcda28868}
        replies = {mVar = @0x7fffcda288bc, mPrev = false}
#6  0x00007ffff182c740 in mozilla::layers::PLayerTransactionChild::SendUpdate(nsTArray<mozilla::layers::Edit> const&, unsigned long const&, mozilla::layers::TargetConfig const&, nsTArray<mozilla::layers::PluginWindowData> const&, bool const&, bool const&, unsigned int const&, bool const&, mozilla::TimeStamp const&, nsTArray<mozilla::layers::EditReply>*) (this=this@entry=0x7fffcea67240, cset=..., id=@0x7fffffff9c18: 838, targetConfig=..., plugins=..., isFirstPaint=@0x7fffcde1b769: false, scheduleComposite=@0x7fffffff9c14: true, paintSequenceNumber=@0x7fffffff9c10: 0, isRepeatTransaction=@0x7fffffff9c0c: false, transactionStart=..., reply=0x7fffffffb450)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/obj-x86_64-linux-gnu/ipc/ipdl/PLayerTransactionChild.cpp:251
        msg__ = <optimized out>
        sendok__ = <optimized out>
        iter__ = 0xfffffffffe037f7f
        reply__ = 
          {<Pickle> = {static kPayloadUnit = 1179403647, header_ = 0x7fffb4450740, header_size_ = 32, capacity_ = 64, variable_buffer_offset_ = 0}, _vptr.Message = 0x7ffff509b970 <vtable for IPC::Message+16>, file_descriptor_set_ = {mRawPtr = 0x0}, name_ = 0x7ffff3b35b6e "???"}
        sampler_raii246 = {mHandle = 0x7ffff6bc3000}
#7  0x00007ffff1b9d823 in mozilla::layers::ShadowLayerForwarder::EndTransaction(nsTArray<mozilla::layers::EditReply>*, nsIntRegion const&, unsigned long, bool, unsigned int, bool, mozilla::TimeStamp const&, bool*) (this=0x7fffcde1b6c0, aReplies=aReplies@entry=0x7fffffffb450, aRegionToClear=..., aId=838, aScheduleComposite=aScheduleComposite@entry=true, aPaintSequenceNumber=0, aIsRepeatTransaction=false, aTransactionStart=..., aSent=0x7fffffffb447)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/gfx/layers/ipc/ShadowLayers.cpp:647
        rendertrace3 = {mComment = <synthetic pointer>, mColor = <synthetic pointer>}
        sampler_raii522 = {mHandle = 0x7ffff6bc3000}
        rendertrace = {mComment = <synthetic pointer>, mColor = <synthetic pointer>}
        _ = {mTxn = 0x7fffcdafae00}
        nCsets = <optimized out>
        diagnostics = mozilla::layers::DiagnosticTypes::NO_DIAGNOSTIC
        rendertrace2 = {mComment = <synthetic pointer>, mColor = <synthetic pointer>}
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        cset = 
                {<nsAutoArrayBase<nsTArray<mozilla::layers::Edit>, 10ul>> = {<nsTArray<mozilla::layers::Edit>> = {<nsTArray_Impl<mozilla::layers::Edit, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffffffa048}, <nsTArray_TypedBase<mozilla::layers::Edit, nsTArray_Impl<mozilla::layers::Edit, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<mozilla::layers::Edit, nsTArray_Impl<mozilla::layers::Edit, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}, {mAutoBuf = "\004\000\000\000\n\000\000\200\000\000\000\000\000\000\000\000P\236\244\315\377\177\000\000\000\000\000\000\000\000\000\000\200?2\276\377\177\000\000\000\000\000\000\002", '\000' <repeats 19 times>, "@\002\253\363\377\177", '\000' <repeats 18 times>, "@\002\253\363\377\177\000\000\000\000\000\000\000\000\000\000\006\000\000\000\000\000\000\000@\002\253\363\377\177", '\000' <repeats 18 times>, "@\002\253\363\377\177", '\000' <repeats 18 times>, "@\002\253\363\377\177\000\000\000\000\200?", '\000' <repeats 18 times>, "\200?", '\000' <repeats 18 times>..., mAlign = {elem = 4 '\004'}}}, <No data fields>}
        targetConfig = 
                  {naturalBounds_ = {<mozilla::gfx::BaseRect<int, mozilla::gfx::IntRectTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntPointTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntSizeTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntMarginTyped<mozilla::gfx::UnknownUnits> >> = {x = 0, y = 0, width = 1545, height = 1070}, <mozilla::gfx::UnknownUnits> = {<No data fields>}, <No data fields>}, rotation_ = mozilla::ROTATION_0, orientation_ = 4, clearRegion_ = {<mozilla::gfx::BaseIntRegion<nsIntRegion, mozilla::gfx::IntRectTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntPointTyped<mozilla::gfx::UnknownUnits>, nsIntMargin>> = {mImpl = {mImpl = {extents = {x1 = 0, y1 = 0, x2 = 0, y2 = 0}, data = 0x7ffff3ab0240 <pixman_region32_empty_data_>}}}, <No data fields>}}
#8  0x00007ffff1b65c53 in mozilla::layers::ClientLayerManager::ForwardTransaction(bool) (this=this@entry=0x7fffcdd25300, aScheduleComposite=<optimized out>)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/gfx/layers/client/ClientLayerManager.cpp:566
        transactionStart = {mValue = 50633311983239}
---Type <return> to continue, or q <return> to quit---
        sent = false
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        replies = 
                {<nsAutoArrayBase<nsTArray<mozilla::layers::EditReply>, 10ul>> = {<nsTArray<mozilla::layers::EditReply>> = {<nsTArray_Impl<mozilla::layers::EditReply, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffffffb458}, <nsTArray_TypedBase<mozilla::layers::EditReply, nsTArray_Impl<mozilla::layers::EditReply, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<mozilla::layers::EditReply, nsTArray_Impl<mozilla::layers::EditReply, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}, {mAutoBuf = "\000\000\000\000\n\000\000\200\000\000\000\000\000\000\000\000\000S\322\315\377\177\000\000\220S\322\315\377\177\000\000д\377\377\377\177", '\000' <repeats 11 times>, "\265\377\377\377\177", '\000' <repeats 11 times>, "S\322\315\377\177\000\000hr\312\307\377\177\000\000\b\265\377\377\377\177", '\000' <repeats 11 times>, "\370:\016HRq\036\360\264\377\377\377\177\000\000w\205V\361\377\177\000\000\360\264\377\377\377\177\000\000\024\205V\361\377\177", '\000' <repeats 11 times>, "`\312\307\377\177\000\000\260\265\377\377\377\177\000\000\033\025\266\361\377\177\000\000\240\306Y\365\377\177\000\000\020\265\377\377\377\177\000\000\000\000\000\000\f\000\000\200\000p\312\307\377\177\000\000\000"..., mAlign = {elem = 0 '\000'}}}, <No data fields>}
#9  0x00007ffff1b65e05 in mozilla::layers::ClientLayerManager::EndTransaction(void (*)(mozilla::layers::PaintedLayer*, gfxContext*, nsIntRegion const&, mozilla::layers::DrawRegionClip, nsIntRegion const&, void*), void*, mozilla::layers::LayerManager::EndTransactionFlags) (this=0x7fffcdd25300, aCallback=0x7ffff2846210 <mozilla::FrameLayerBuilder::DrawPaintedLayer(mozilla::layers::PaintedLayer*, gfxContext*, nsIntRegion const&, mozilla::layers::DrawRegionClip, nsIntRegion const&, void*)>, aCallbackData=0x7fffffffba60, aFlags=mozilla::layers::LayerManager::END_DEFAULT) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/gfx/layers/client/ClientLayerManager.cpp:316
#10 0x00007ffff2872005 in nsDisplayList::PaintRoot(nsDisplayListBuilder*, nsRenderingContext*, unsigned int) (this=this@entry=0x7fffffffb9b8, aBuilder=aBuilder@entry=0x7fffffffba60, aCtx=aCtx@entry=0x0, aFlags=aFlags@entry=13)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsDisplayList.cpp:1551
        view = 0x7fffd58a72e0
        props = 
              {mTuple = {<mozilla::detail::PairHelper<mozilla::layers::LayerProperties*, mozilla::DefaultDelete<mozilla::layers::LayerProperties>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<mozilla::DefaultDelete<mozilla::layers::LayerProperties>> = {<No data fields>}, mFirstA = 0x7fffaf2fd280}, <No data fields>}}
        invalid = 
                {<mozilla::gfx::BaseIntRegion<nsIntRegion, mozilla::gfx::IntRectTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntPointTyped<mozilla::gfx::UnknownUnits>, nsIntMargin>> = {mImpl = {mImpl = {extents = {x1 = 0, y1 = 0, x2 = 92700, y2 = 64200}, data = 0x0}}}, <No data fields>}
        allowRetaining = true
        doBeginTransaction = <optimized out>
        layerBuilder = 0x7fffaf34cb00
        computeInvalidFunc = <optimized out>
        containerParameters = 
          {mXScale = 1, mYScale = 1, mLayerContentsVisibleRect = 0x0, mOffset = {<mozilla::gfx::BasePoint<int, mozilla::gfx::IntPointTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntCoordTyped<mozilla::gfx::UnknownUnits> >> = {x = 0, y = 0}, <mozilla::gfx::UnknownUnits> = {<No data fields>}, <No data fields>}, mBackgroundColor = 0, mInTransformedSubtree = false, mInActiveTransformedSubtree = false, mDisableSubpixelAntialiasingInDescendants = false, mInLowPrecisionDisplayPort = false}
        shouldInvalidate = <optimized out>
        oldBuilder = 0x0
        temp = false
        layerManager = {mRawPtr = 0x7fffcdd25300}
        widgetTransaction = true
        rootPresContext = 0x7fffd58e4800
        computeInvalidRect = <optimized out>


        document = 0x7fffd403f000
        flags = <optimized out>
        sampler_raii1365 = {mHandle = 0x7ffff6bc3000}
        root = {mRawPtr = 0x7fffc7ca6000}
#11 0x00007ffff28ac341 in nsLayoutUtils::PaintFrame(nsRenderingContext*, nsIFrame*, nsRegion const&, unsigned int, unsigned int) (aRenderingContext=aRenderingContext@entry=0x0, aFrame=aFrame@entry=0x7fffd5afd530, aDirtyRegion=..., aBackstop=aBackstop@entry=4294967295, aFlags=772) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsLayoutUtils.cpp:3266
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 

Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        builder = 
          {mReferenceFrame = 0x7fffd5afd530, mIgnoreScrollFrame = 0x0, mLayerEventRegions = 0x0, mPool = {first = {next = 0x7fffadcf3800, base = 140737488337560, limit = 140737488337560, avail = 140737488337560}, current = 0x7fffadcf7c00, arenasize = 985, mask = 7}, mBoundingSelection = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, mPresShellStates = {<nsAutoArrayBase<nsTArray<nsDisplayListBuilder::PresShellState>, 8ul>> = {<nsTArray<nsDisplayListBuilder::PresShellState>> = {<nsTArray_Impl<nsDisplayListBuilder::PresShellState, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffffffbac0}, <nsTArray_TypedBase<nsDisplayListBuilder::PresShellState, nsTArray_Impl<nsDisplayListBuilder::PresShellState, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsDisplayListBuilder::PresShellState, nsTArray_Impl<nsDisplayListBuilder::PresShellState, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}, {mAutoBuf = "\000\000\000\000\b\000\000\200\000\300\002\324\377\177", '\000' <repeats 34 times>, "\300\230\n\326\377\177\000\000\000\370:\016HRq\036@\273\377\377\377\177\000\000p\301\377\377\377\177\000\000\000\354\033\271\377\177\000\000\364\300\377\377\377\177\000\000\200\273\377\377\377\177\000\000\341\373-\362\377\177\000\000\000\370:\016HRq\036\270\273\377\377\377\177\000\000`\273\377\377\377\177\000\000\000\370:\016HRq\036\200\273\377\377\377\177\000\000w\205V\361\377\177\000\000\200\273\377\377\377\177\000\000\024\205V\361\377\177\000\000\000\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\020\274\377\377\377\177\000\000"..., mAlign = {elem = 0 '\000'}}}, <No data fields>}, mFramesMarkedForDisplay = {<nsAutoArrayBase<nsTArray<nsIFrame*>, 100ul>> = {<nsTArray<nsIFrame*>> = {<nsTArray_Impl<nsIFrame*, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffffffbc10}, <nsTArray_TypedBase<nsIFrame*, nsTArray_Impl<nsIFrame*, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsIFrame*, nsTArray_Impl<nsIFrame*, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}, {mAutoBuf = "\000\000\000\000d\000\000\200@\277\250\316\377\177\000\000@\274\377\377\377\177\000\000\226\211VUUU\000\000\000\340\275\366\377\177\000\000\020\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\374ۈ\352\377\177\000\000\000\000\000\000\000\000\000\000 \000\000\000\000\000\000\000\300\360\275\366\377\177\000\000\000\000\000\000\001\000\000\000\220\360\275\366\377\177\000\000@\340\275\366\377\177\000\000t\340\275\366\377\177\000\000\000\020", '\000' <repeats 22 times>, "\200\274\377\377\377\177\000\000\001\000\000\000\000\000\000\000м\377\377\377\177", '\000' <repeats 18 times>, "\377\177\000\000\377\177\000\000Ƚ\377\377\377\177\000\000\000\000\000\000\000\000\000\000"..., mAlign = {elem = 0 '\000'}}}, <No data fields>}, mThemeGeometries = {<nsAutoArrayBase<nsTArray<nsIWidget::ThemeGeometry>, 2ul>> = {<nsTArray<nsIWidget::ThemeGeometry>> = {<nsTArray_Impl<nsIWidget::ThemeGeometry, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffffffbf40}, <nsTArray_TypedBase<nsIWidget::ThemeGeometry, nsTArray_Impl<nsIWidget::ThemeGeometry, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsIWidget::ThemeGeometry, nsTArray_Impl<nsIWidget::ThemeGeometry, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}, {mAutoBuf = "\000\000\000\000\002\000\000\200\260\277\377\377\377\177", '\000' <repeats 33 times>, mAlign = {elem = 0 '\000'}}}, <No data fields>}, mCur---Type <return> to continue, or q <return> to quit---
rentTableItem = 0x0, mClipState = {mClipContentDescendants = 0x0, mClipContainingBlockDescendants = 0x0, mCurrentCombinedClip = 0x0}, mCurrentFrame = 0x7fffd5afd530, mCurrentReferenceFrame = 0x7fffd5afd530, mCurrentOffsetToReferenceFrame = {<mozilla::gfx::BasePoint<int, nsPoint, int>> = {x = 0, y = 0}, <No data fields>}, mCurrentAnimatedGeometryRoot = 0x7fffd5afd530, mAnimatedGeometryRootCache = {<nsBaseHashtable<nsGenericHashKey<nsDisplayListBuilder::AnimatedGeometryRootLookup>, nsIFrame*, nsIFrame*>> = {<nsTHashtable<nsBaseHashtableET<nsGenericHashKey<nsDisplayListBuilder::AnimatedGeometryRootLookup>, nsIFrame*> >> = {mTable = {mOps = 0x7ffff52a9e80 <nsTHashtable<nsBaseHashtableET<nsGenericHashKey<nsDisplayListBuilder::AnimatedGeometryRootLookup>, nsIFrame*> >::Init(unsigned int)::sOps>, mHashShift = 26, mEntrySize = 32, mEntryCount = 37, mRemovedCount = 0, mGeneration = 3, mEntryStore = 0x7fffb4510000 "\f\032a"}}, <No data fields>}, <No data fields>}, mWillChangeBudget = {<nsBaseHashtable<nsPtrHashKey<nsPresContext>, nsDisplayListBuilder::DocumentWillChangeBudget, nsDisplayListBuilder::DocumentWillChangeBudget>> = {<nsTHashtable<nsBaseHashtableET<nsPtrHashKey<nsPresContext>, nsDisplayListBuilder::DocumentWillChangeBudget> >> = {mTable = {mOps = 0x7ffff52a9e50 <nsTHashtable<nsBaseHashtableET<nsPtrHashKey<nsPresContext>, nsDisplayListBuilder::DocumentWillChangeBudget> >::Init(unsigned int)::sOps>, mHashShift = 29, mEntrySize = 24, mEntryCount = 0, mRemovedCount = 0, mGeneration = 0, mEntryStore = 0x0}}, <No data fields>}, <No data fields>}, mWillChangeBudgetCalculated = {<No data fields>}, mDirtyRect = {<mozilla::gfx::BaseRect<int, nsRect, nsPoint, nsSize, nsMargin>> = {x = -1, y = -1, width = -1, height = -1}, <No data fields>}, mWindowExcludeGlassRegion = {mImpl = {extents = {x1 = 0, y1 = 0, x2 = 0, y2 = 0}, data = 0x7ffff3ab0240 <pixman_region32_empty_data_>}}, mWindowOpaqueRegion = {mImpl = {extents = {x1 = 0, y1 = 0, x2 = 92700, y2 = 64200}, data = 0x0}}, mWindowDraggingRegion = {<mozilla::gfx::BaseIntRegion<nsIntRegion, mozilla::gfx::IntRectTyped<mozilla::gfx::UnknownUnits>, mozilla::gfx::IntPointTyped<mozilla::gfx::UnknownUnits>, nsIntMargin>> = {mImpl = {mImpl = {extents = {x1 = 0, y1 = 0, x2 = 0, y2 = 0}, data = 0x7ffff3ab0240 <pixman_region32_empty_data_>}}}, <No data fields>}, mGlassDisplayItem = 0x0, mDisplayItemClipsToDestroy = {<nsTArray_Impl<mozilla::DisplayItemClip*, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffb4450340}, <nsTArray_TypedBase<mozilla::DisplayItemClip*, nsTArray_Impl<mozilla::DisplayItemClip*, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<mozilla::DisplayItemClip*, nsTArray_Impl<mozilla::DisplayItemClip*, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}, mMode = nsDisplayListBuilder::PAINTING, mCurrentScrollParentId = 0, mCurrentScrollbarTarget = 0, mCurrentScrollbarFlags = 0, mContainedBlendModes = {mBitField = 0}, mBuildCaret = true, mIgnoreSuppression = false, mHadToIgnoreSuppression = false, mIsAtRootOfPseudoStackingContext = false, mIncludeAllOutOfFlows = false, mDescendIntoSubdocuments = true, mSelectedFramesOnly = false, mAccurateVisibleRegions = false, mAllowMergingAndFlattening = true, mWillComputePluginGeometry = false, mInTransform = false, mIsInChromePresContext = true, mSyncDecodeImages = false, mIsPaintingToWindow = true, mIsCompositingCheap = true, mContainsPluginItem = false, mAncestorHasApzAwareEventHandler = false, mHaveScrollableDisplayPort = false, mWindowDraggingAllowed = true, mIsBuildingForPopup = false, mForceLayerForScrollParent = false}
        rootScrollFrame = <optimized out>
        canvasArea = {<mozilla::gfx::BaseRect<int, nsRect, nsPoint, nsSize, nsMargin>> = {x = 0, y = 0, width = 92700, height = 64200}, <No data fields>}
        willFlushRetainedLayers = false
        list = 
          {mSentinel = {mAbove = 0x7fffadcf7dd8}, mTop = 0x7fffadcf4630, mVisibleRect = {<mozilla::gfx::BaseRect<int, nsRect, nsPoint, nsSize, nsMargin>> = {x = 0, y = 0, width = 0, height = 0}, <No data fields>}, mIsOpaque = true, mForceTransparentSurface = false}
        ignoreViewportScrolling = <optimized out>
        ss = 
              {mTuple = {<mozilla::detail::PairHelper<std::basic_stringstream<char, std::char_traits<char>, std::allocator<char> >*, mozilla::DefaultDelete<std::basic_stringstream<char, std::char_traits<char>, std::allocator<char> > >, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<mozilla::DefaultDelete<std::basic_stringstream<char, std::char_traits<char>, std::allocator<char> > >> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}
        paintAllContinuations = false
        sampler_raii2991 = {mHandle = 0x7ffff6bc3000}
        rootPresContext = 0x7fffd58e4800
        displayport = {<mozilla::gfx::BaseRect<int, nsRect, nsPoint, nsSize, nsMargin>> = {x = 0, y = 0, width = 0, height = 0}, <No data fields>}
        dirtyRect = {<mozilla::gfx::BaseRect<int, nsRect, nsPoint, nsSize, nsMargin>> = {x = 0, y = 0, width = 92700, height = 64200}, <No data fields>}
        frameType = <optimized out>
        consoleNeedsDisplayList = false
        flags = <optimized out>
        layerManager = {mRawPtr = 0x7ffff17a6feb <base::MessagePumpLibevent::ScheduleWork()+53>}
        usingDisplayPort = <optimized out>
        visibleRegion = {mImpl = {extents = {x1 = 0, y1 = 0, x2 = 92700, y2 = 64200}, data = 0x0}}
#12 0x00007ffff28acdba in PresShell::Paint(nsView*, nsRegion const&, unsigned int) (this=0x7fffd402c000, aViewToPaint=aViewToPaint@entry=0x7fffd58a72e0, aDirtyRegion=..., aFlags=aFlags@entry=1)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsPresShell.cpp:6331
        isRetainingManager = true
        layerManager = 0x7fffcdd25300
        notifyDidPaint = {mShell = 0x7fffd402c000, mFlags = <optimized out>}
        bgcolor = 4294967295
        flags = <optimized out>
        shouldInvalidate = <optimized out>
        sampler_raii6215 = {mHandle = 0x7ffff6bc3000}
        updateHitRegion = {mShell = 0x7fffd402c000, mFrame = 0x7fffd5afd530}
#13 0x00007ffff26d1e28 in nsViewManager::ProcessPendingUpdatesPaint(nsIWidget*) (this=0x7fffd403e980, aWidget=aWidget@entry=0x7fffd60a98c0) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/view/nsViewManager.cpp:445
        view = 0x7fffd58a72e0
#14 0x00007ffff26d1f9d in nsViewManager::ProcessPendingUpdatesForView(nsView*, bool) (this=<optimized out>, aView=<optimized out>, aFlushDirtyRegion=aFlushDirtyRegion@entry=true)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/view/nsViewManager.cpp:385
        view = <optimized out>
        i = 5
        rootShell = {<nsCOMPtr_base> = {mRawPtr = 0x7fffd402c000}, <No data fields>}
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        widgets = 
            {<nsTArray_Impl<nsCOMPtr<nsIWidget>, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffafaff980}, <nsTArray_TypedBase<nsCOMPtr<nsIWidget>, nsTArray_Impl<nsCOMPtr<nsIWidget>, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsCOMPtr<nsIWidget>, nsTArray_Impl<nsCOMPtr<nsIWidget>, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtSmartPtrHelper<nsIWidget, nsTArray_Impl<nsCOMPtr<nsIWidget>, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}
---Type <return> to continue, or q <return> to quit---
#15 0x00007ffff26d2054 in nsViewManager::ProcessPendingUpdates() (this=this@entry=0x7fffd403e980) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/view/nsViewManager.cpp:1075
#16 0x00007ffff282c65f in nsRefreshDriver::Tick(long, mozilla::TimeStamp) (this=0x7fffd402a000, aNowEpoch=aNowEpoch@entry=1430161546527308, aNowTime=...)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsRefreshDriver.cpp:1791
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        profilingDocShells = 
            {<nsTArray_Impl<nsDocShell*, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7ffff559c6a0 <nsTArrayHeader::sEmptyHdr>}, <nsTArray_TypedBase<nsDocShell*, nsTArray_Impl<nsDocShell*, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsDocShell*, nsTArray_Impl<nsDocShell*, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}
        restoreInRefresh = {mLocation = @0x7fffd402a064, mValue = <optimized out>}
        parms = {mCurrent = {mValue = 50633311479015}, mPrevious = {mValue = 50633298576762}, mRequests = 0x7fffd402a0c0, mDesired = {mValue = 0}}
        sampler_raii1574 = {mHandle = 0x7ffff6bc3000}
        previousRefresh = <optimized out>
        presShell = {<nsCOMPtr_base> = {mRawPtr = 0x7fffd402c000}, <No data fields>}
        restoreTickStart = {mLocation = @0x7fffd402a080, mValue = {mValue = <optimized out>}}
#17 0x00007ffff282c9c2 in mozilla::RefreshDriverTimer::TickDriver(nsRefreshDriver*, long, mozilla::TimeStamp) (driver=<optimized out>, jsnow=jsnow@entry=1430161546527308, now=..., now@entry=...)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsRefreshDriver.cpp:198
#18 0x00007ffff282cb34 in mozilla::RefreshDriverTimer::Tick(long, mozilla::TimeStamp) (this=this@entry=0x7fffd8203c40, jsnow=1430161546527308, now=...)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsRefreshDriver.cpp:189
        i = 0
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        drivers = 
            {<nsTArray_Impl<nsRefPtr<nsRefreshDriver>, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffafbf2f20}, <nsTArray_TypedBase<nsRefPtr<nsRefreshDriver>, nsTArray_Impl<nsRefPtr<nsRefreshDriver>, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsRefPtr<nsRefreshDriver>, nsTArray_Impl<nsRefPtr<nsRefreshDriver>, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtSmartPtrHelper<nsRefreshDriver, nsTArray_Impl<nsRefPtr<nsRefreshDriver>, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}
#19 0x00007ffff282cc6d in mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::TickRefreshDriver(mozilla::TimeStamp) (aTimeStamp=..., this=0x7fffd8203c40)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsRefreshDriver.cpp:440
        jsnow = 1430161546527811
        diff = {mValue = 502150}
        vsyncJsNow = <optimized out>
#20 0x00007ffff282cc6d in mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::TickRefreshDriver(mozilla::TimeStamp) (this=<optimized out>, aVsyncTimestamp=...)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/layout/base/nsRefreshDriver.cpp:374
#21 0x00007ffff2829901 in nsRunnableMethodImpl<void (mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::*)(mozilla::TimeStamp), true, mozilla::TimeStamp>::Run() (m=<optimized out>, o=<optimized out>, this=<optimized out>)
    at ../../dist/include/nsThreadUtils.h:626
#22 0x00007ffff2829901 in nsRunnableMethodImpl<void (mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::*)(mozilla::TimeStamp), true, mozilla::TimeStamp>::Run() (this=<optimized out>) at ../../dist/include/nsThreadUtils.h:820
#23 0x00007ffff15cd167 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6bf2240, aMayWait=<optimized out>, aResult=0x7fffffffc5c7) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/xpcom/threads/nsThread.cpp:866
        event = {<nsCOMPtr_base> = {mRawPtr = 0x7fffb14df070}, <No data fields>}
        reallyWait = <optimized out>
        notifyMainThreadObserver = <optimized out>
        obs = {<nsCOMPtr_base> = {mRawPtr = 0x7fffdbf05978}, <No data fields>}
        rv = nsresult::NS_OK
#24 0x00007ffff15e20d0 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aMayWait=aMayWait@entry=true) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/xpcom/glue/nsThreadUtils.cpp:326
        val = true
#25 0x00007ffff17ba061 in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) (this=0x7fffe73c2a80, aDelegate=0x7fffe739c6a0) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/ipc/glue/MessagePump.cpp:140
        did_work = <optimized out>
#26 0x00007ffff17a901b in MessageLoop::Run() (this=0x7fffe739c6a0) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/ipc/chromium/src/base/message_loop.cc:226
        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7fffe739c6a0, previous_state_ = 0x0}
#27 0x00007ffff17a901b in MessageLoop::Run() (this=0x7fffe739c6a0) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/ipc/chromium/src/base/message_loop.cc:200
        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7fffe739c6a0, previous_state_ = 0x0}
#28 0x00007ffff26e08e6 in nsBaseAppShell::Run() (this=0x7fffdbf05970) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/widget/nsBaseAppShell.cpp:164
        thread = 0x7ffff6bf2240
#29 0x00007ffff2c79e98 in nsAppStartup::Run() (this=0x7fffdbf2d790) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/toolkit/components/startup/nsAppStartup.cpp:281
        rv = <optimized out>
        retval = <optimized out>
#30 0x00007ffff2cb1351 in XREMain::XRE_mainRun() (this=this@entry=0x7fffffffc8a0) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/toolkit/xre/nsAppRunner.cpp:4133
        rv = nsresult::NS_OK
        appStartup = {<nsCOMPtr_base> = {mRawPtr = 0x7fffdbf2d790}, <No data fields>}
        cmdLine = {<nsCOMPtr_base> = {mRawPtr = 0x7fffd88beb40}, <No data fields>}
        workingDir = {<nsCOMPtr_base> = {mRawPtr = 0x7fffd9eef500}, <No data fields>}
#31 0x00007ffff2cb165b in XREMain::XRE_main(int, char**, nsXREAppData const*) (this=this@entry=0x7fffffffc8a0, argc=argc@entry=1, argv=argv@entry=0x7fffffffddd8, aAppData=aAppData@entry=0x7fffffffcab8)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/toolkit/xre/nsAppRunner.cpp:4213
---Type <return> to continue, or q <return> to quit---
        aLocal = 0 '\000'
        rv = <optimized out>
        exit = false
        appInitiatedRestart = false
        sampler_raii4155 = {mHandle = 0x7ffff6bc3000}
        result = 0
#32 0x00007ffff2cb1895 in XRE_main(int, char**, nsXREAppData const*, uint32_t) (argc=1, argv=0x7fffffffddd8, aAppData=0x7fffffffcab8, aFlags=<optimized out>)
    at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/toolkit/xre/nsAppRunner.cpp:4432
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
Python Exception <class 'RuntimeError'> maximum recursion depth exceeded while getting the str of an object: 
        main = 
          {mNativeApp = {<nsCOMPtr_base> = {mRawPtr = 0x7fffe734a4d0}, <No data fields>}, mProfileSvc = {<nsCOMPtr_base> = {mRawPtr = 0x7fffe73a9510}, <No data fields>}, mProfD = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b54700}, <No data fields>}, mProfLD = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b547c0}, <No data fields>}, mProfileLock = {<nsCOMPtr_base> = {mRawPtr = 0x7fffe73b83e0}, <No data fields>}, mRemoteService = {<nsCOMPtr_base> = {mRawPtr = 0x7fffd584e120}, <No data fields>}, mScopedXPCOM = {mTuple = {<mozilla::detail::PairHelper<ScopedXPCOMStartup*, mozilla::DefaultDelete<ScopedXPCOMStartup>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<mozilla::DefaultDelete<ScopedXPCOMStartup>> = {<No data fields>}, mFirstA = 0x7fffe73c40a8}, <No data fields>}}, mStatisticsRecorder = {mTuple = {<mozilla::detail::PairHelper<base::StatisticsRecorder*, mozilla::DefaultDelete<base::StatisticsRecorder>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<mozilla::DefaultDelete<base::StatisticsRecorder>> = {<No data fields>}, mFirstA = 0x7ffff6b7d318}, <No data fields>}}, mAppData = {mRawPtr = 0x7ffff6b45900}, mDirProvider = {<nsIDirectoryServiceProvider2> = {<nsIDirectoryServiceProvider> = {<nsISupports> = {_vptr.nsISupports = 0x7ffff532ae50 <vtable for nsXREDirProvider+16>}, <No data fields>}, <No data fields>}, <nsIProfileStartup> = {<nsISupports> = {_vptr.nsISupports = 0x7ffff532ae98 <vtable for nsXREDirProvider+88>}, <No data fields>}, mAppProvider = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}, mGREDir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b52780}, <No data fields>}, mGREBinDir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b52cc0}, <No data fields>}, mXULAppDir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b52b40}, <No data fields>}, mProfileDir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b54700}, <No data fields>}, mProfileLocalDir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b547c0}, <No data fields>}, mProfileNotified = true, mAppBundleDirectories = {<nsCOMArray_base> = {mArray = {<nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7ffff559c6a0 <nsTArrayHeader::sEmptyHdr>}, <nsTArray_TypedBase<nsISupports*, nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsISupports*, nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}}, <No data fields>}, mExtensionDirectories = {<nsCOMArray_base> = {mArray = {<nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffd9e19da0}, <nsTArray_TypedBase<nsISupports*, nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsISupports*, nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}}, <No data fields>}, mThemeDirectories = {<nsCOMArray_base> = {mArray = {<nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator>> = {<nsTArray_base<nsTArrayInfallibleAllocator, nsTArray_CopyWithMemutils>> = {mHdr = 0x7fffd9e19f90}, <nsTArray_TypedBase<nsISupports*, nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator> >> = {<nsTArray_SafeElementAtHelper<nsISupports*, nsTArray_Impl<nsISupports*, nsTArrayInfallibleAllocator> >> = {<No data fields>}, <No data fields>}, static NoIndex = <optimized out>}, <No data fields>}}, <No data fields>}}, mProfileName = {<nsFixedCString> = {<nsCString> = {<nsACString_internal> = {mData = 0x7fffe734a958 "default", mLength = 7, mFlags = 65541}, <No data fields>}, mFixedCapacity = 63, mFixedBuf = 0x7fffffffc968 ""}, mStorage = "\000\311\377\377\377\177\000\000\330\311\377\377\377\177\000\000\337\311\377\377\377\177\000\000\337\311\377\377\377\177\000\000\000\370:\016HRq\036\270\311\377\377\377\177\000\000\000\000\000\000\000\000\000\000@\312\377\377\377\177\000"}, mDesktopStartupID = {<nsFixedCString> = {<nsCString> = {<nsACString_internal> = {mData = 0x7fffffffc9c8 "", mLength = 0, mFlags = 65553}, <No data fields>}, mFixedCapacity = 63, mFixedBuf = 0x7fffffffc9c8 ""}, mStorage = "\000\000\000\000\000\000\000\000\330\311\377\377\377\177\000\000browser\000(+\265\366\377\177\000\000\240\312\377\377\377\177\000\000\020\312\377\377\377\177\000\000\235\213X\361\377\177\000\000\003\000\000\000\000\000\000"}, mStartOffline = false, mShuttingDown = false, mDisableRemote = false, mGdkDisplay = 0x7ffff6bef020 [GdkDisplayX11]}
        result = <optimized out>
#33 0x0000555555558f0f in do_main(int, char**, nsIFile*) (argc=1, argv=0x7fffffffddd8, xreDirectory=0x7ffff6b52780) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/browser/app/nsBrowserApp.cpp:294
        appData = 
            {<nsXREAppData> = {size = 128, directory = 0x7ffff6b52b40, vendor = 0x7ffff6b7d2c0 "Mozilla", name = 0x7ffff6b7d2c8 "Firefox", remotingName = 0x7ffff6b446d0 "firefox-trunk", version = 0x7ffff6b7d2d0 "40.0a1", buildID = 0x7ffff6b446e0 "20150422165614", ID = 0x7ffff6baeee0 "{ec8030f7-c20a-464f-9b0e-13a3a9e97384}", copyright = 0x0, flags = 2, xreDirectory = 0x7ffff6b52780, minVersion = 0x7ffff6b7d2d8 "40.0a1", maxVersion = 0x7ffff6b7d2e0 "40.0a1", crashReporterURL = 0x7ffff6b7d2e8 "", profile = 0x7ffff6b12880 ".mozilla/firefox-trunk", UAName = 0x0}, <No data fields>}
        exeFile = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b529c0}, <No data fields>}
        greDir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b52a80}, <No data fields>}
        appSubdir = {<nsCOMPtr_base> = {mRawPtr = 0x7ffff6b52b40}, <No data fields>}
        rv = <optimized out>
        appDataFile = <optimized out>
        metroOnDesktop = false
        appini = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
#34 0x000055555555860b in main(int, char**) (argc=1, argv=0x7fffffffddd8) at /build/buildd/firefox-trunk-40.0~a1~hg20150422r240313/browser/app/nsBrowserApp.cpp:667
        gotCounters = 1
        initialRUsage = 
            {ru_utime = {tv_sec = 0, tv_usec = 0}, ru_stime = {tv_sec = 0, tv_usec = 0}, {ru_maxrss = 20008, __ru_maxrss_word = 20008}, {ru_ixrss = 0, __ru_ixrss_word = 0}, {ru_idrss = 0, __ru_idrss_word = 0}, {ru_isrss = 0, __ru_isrss_word = 0}, {ru_minflt = 227, __ru_minflt_word = 227}, {ru_majflt = 0, __ru_majflt_word = 0}, {ru_nswap = 0, __ru_nswap_word = 0}, {ru_inblock = 0, __ru_inblock_word = 0}, {ru_oublock = 0, __ru_oublock_word = 0}, {ru_msgsnd = 0, __ru_msgsnd_word = 0}, {ru_msgrcv = 0, __ru_msgrcv_word = 0}, {ru_nsignals = 0, __ru_nsignals_word = 0}, {ru_nvcsw = 4, __ru_nvcsw_word = 4}, {ru_nivcsw = 2, __ru_nivcsw_word = 2}}
        xreDirectory = 0x7ffff6b52780
        rv = <optimized out>
        result = <optimized out>