#[markdown(off)]
Filed by: btara [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=226580896&repo=autoland

https://queue.taskcluster.net/v1/task/Jb1dHqLtRaKUeBrSTtPhXg/runs/0/artifacts/public/logs/live_backing.log

18:45:52 INFO - TEST-START | toolkit/components/places/tests/unifiedcomplete/test_418257.js
18:45:52 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-npaa3u',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:52 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-1ok9yd',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:52 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-zaglek',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:52 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-v0avpr',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:52 INFO - Failed to remove directory: c:\users\task_1549477380\appdata\local\temp\xpc-plugins-yedyqe. Waiting.
18:45:53 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-xks8tc',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:53 INFO - TEST-PASS | toolkit/components/places/tests/queries/test_tags.js | took 6206ms
18:45:53 INFO - TEST-PASS | toolkit/components/places/tests/sync/test_bookmark_mirror_migration.js | took 2254ms
18:45:53 INFO - Failed to remove directory: c:\users\task_1549477380\appdata\local\temp\xpc-plugins-lnxpev. Waiting.
18:45:53 INFO - TEST-PASS | toolkit/components/places/tests/queries/test_sorting.js | took 6914ms
18:45:53 INFO - Failed to remove directory: c:\users\task_1549477380\appdata\local\temp\xpc-plugins-kydm4n. Waiting.
18:45:53 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-yedyqe',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:54 INFO - rmtree() failed for "('c:\\users\\task_1549477380\\appdata\\local\\temp\\xpc-plugins-zaglek',)". Reason: The process cannot access the file because it is being used by another process (13). Retrying...
18:45:54 INFO - Failed to remove directory: c:\users\task_1549477380\appdata\local\temp\xpc-plugins-2dpo8m. Waiting.
18:45:54 INFO - mozcrash Saved minidump as Z:\task_1549477380\build\blobber_upload_dir\90872d4e-070a-4a6d-80f7-e4a46cc9cb81.dmp
18:45:54 INFO - TEST-PASS | toolkit/components/places/tests/sync/test_bookmark_validation.js | took 2258ms
18:45:54 INFO - mozcrash Saved app info as Z:\task_1549477380\build\blobber_upload_dir\90872d4e-070a-4a6d-80f7-e4a46cc9cb81.extra
18:45:54 WARNING - PROCESS-CRASH | xpcshell-remote.ini:toolkit/components/extensions/test/xpcshell/test_ext_telemetry.js | application crashed [@ mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::TickRefreshDriver(mozilla::layers::BaseTransactionId<mozilla::VsyncIdType>,mozilla::TimeStamp)]
18:45:54 INFO - Crash dump filename: c:\users\task_1549477380\appdata\local\temp\xpc-other-lcjg_n\90872d4e-070a-4a6d-80f7-e4a46cc9cb81.dmp
18:45:54 INFO - Operating system: Windows NT
18:45:54 INFO - 6.1.7601 Service Pack 1
18:45:54 INFO - CPU: x86
18:45:54 INFO - GenuineIntel family 6 model 63 stepping 2
18:45:54 INFO - 8 CPUs
18:45:54 INFO - GPU: UNKNOWN
18:45:54 INFO - Crash reason: EXCEPTION_BREAKPOINT
18:45:54 INFO - Crash address: 0x572a7361
18:45:54 INFO - Assertion: Unknown assertion type 0x00000000
18:45:54 INFO - Process uptime: 16 seconds
18:45:54 INFO - Thread 0 (crashed)
18:45:54 INFO - 0 xul.dll!mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::TickRefreshDriver(mozilla::layers::BaseTransactionId<mozilla::VsyncIdType>,mozilla::TimeStamp) [nsRefreshDriver.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 683 + 0x0]
18:45:54 INFO - eip = 0x572a7361 esp = 0x001cedd8 ebp = 0x001cee40 ebx = 0x001cef00
18:45:54 INFO - esi = 0x00891ac0 edi = 0x001cef08 eax = 0x70d7d6ac ecx = 0x000002ad
18:45:54 INFO - edx = 0x00000049 efl = 0x00000206
18:45:54 INFO - Found by: given as instruction pointer in context
18:45:54 INFO - 1 xul.dll!mozilla::VsyncRefreshDriverTimer::RefreshDriverVsyncObserver::NotifyVsync(mozilla::VsyncEvent const &) [nsRefreshDriver.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 592 + 0x36]
18:45:54 INFO - eip = 0x572a6a77 esp = 0x001cee48 ebp = 0x001ceecc ebx = 0x001cef00
18:45:54 INFO - esi = 0x00891ac0 edi = 0x001cef08
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 2 xul.dll!mozilla::layout::VsyncChild::RecvNotify(mozilla::VsyncEvent const &) [VsyncChild.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 65 + 0x7]
18:45:54 INFO - eip = 0x575c80c2 esp = 0x001ceed4 ebp = 0x001ceee0 ebx = 0x07d49bb0
18:45:54 INFO - esi = 0x07d49bb0 edi = 0x001cef58
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 3 xul.dll!mozilla::layout::PVsyncChild::OnMessageReceived(IPC::Message const &) [PVsyncChild.cpp: : 168 + 0x11]
18:45:54 INFO - eip = 0x546b6f39 esp = 0x001ceee8 ebp = 0x001cef84 esi = 0x001cef28
18:45:54 INFO - edi = 0x07d336a8
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 4 xul.dll!mozilla::ipc::PBackgroundChild::OnMessageReceived(IPC::Message const &) [PBackgroundChild.cpp: : 2788 + 0x8]
18:45:54 INFO - eip = 0x54540e0f esp = 0x001cef8c ebp = 0x001cf278 ebx = 0x07d336a0
18:45:54 INFO - esi = 0x0083f800 edi = 0x07d336a8
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 5 xul.dll!mozilla::ipc::MessageChannel::DispatchAsyncMessage(IPC::Message const &) [MessageChannel.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 2150 + 0x9]
18:45:54 INFO - eip = 0x542d2ac6 esp = 0x001cf280 ebp = 0x001cf2a8 ebx = 0x00000000
18:45:54 INFO - esi = 0x0081a674 edi = 0x00000001
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 6 xul.dll!mozilla::ipc::MessageChannel::DispatchMessage(IPC::Message &&) [MessageChannel.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 2077 + 0x8]
18:45:54 INFO - eip = 0x542d11c1 esp = 0x001cf2b0 ebp = 0x001cf30c ebx = 0x07d336a0
18:45:54 INFO - esi = 0x0081a674 edi = 0x008fa340
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 7 xul.dll!mozilla::ipc::MessageChannel::RunMessage(mozilla::ipc::MessageChannel::MessageTask &) [MessageChannel.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 1936 + 0x8]
18:45:54 INFO - eip = 0x542d1db0 esp = 0x001cf314 ebp = 0x001cf340 ebx = 0x07d336a0
18:45:54 INFO - esi = 0x0081a674 edi = 0x07d33670
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 8 xul.dll!mozilla::ipc::MessageChannel::MessageTask::Run() [MessageChannel.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 1967 + 0x9]
18:45:54 INFO - eip = 0x542d2151 esp = 0x001cf348 ebp = 0x001cf354 ebx = 0x00000000
18:45:54 INFO - esi = 0x008fa340 edi = 0x07d33670
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 9 xul.dll!nsThread::ProcessNextEvent(bool,bool *) [nsThread.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 1162 + 0x6]
18:45:54 INFO - eip = 0x53c90452 esp = 0x001cf35c ebp = 0x001cf834 esi = 0x001cf360
18:45:54 INFO - edi = 0x008041f0
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 10 xul.dll!NS_ProcessNextEvent(nsIThread *,bool) [nsThreadUtils.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 474 + 0x11]
18:45:54 INFO - eip = 0x53c93484 esp = 0x001cf83c ebp = 0x001cf858 ebx = 0x00800000
18:45:54 INFO - esi = 0x001cf84b edi = 0x00801350
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 11 xul.dll!mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate *) [MessagePump.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 110 + 0xa]
18:45:54 INFO - eip = 0x542d5967 esp = 0x001cf860 ebp = 0x001cf884 ebx = 0x00800000
18:45:54 INFO - esi = 0x00801340
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 12 xul.dll!MessageLoop::RunInternal() [message_loop.cc:cf30bf104f52da14ceb64b9a23be612c317e6356 : 315 + 0x5]
18:45:54 INFO - eip = 0x5428cfc1 esp = 0x001cf88c ebp = 0x001cf8a8 ebx = 0x00839800
18:45:54 INFO - esi = 0x001cfa08 edi = 0x0080a660
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 13 xul.dll!MessageLoop::RunHandler() [message_loop.cc:cf30bf104f52da14ceb64b9a23be612c317e6356 : 308 + 0x7]
18:45:54 INFO - eip = 0x5428cedc esp = 0x001cf8b0 ebp = 0x001cf8dc esi = 0x001cfa08
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 14 xul.dll!MessageLoop::Run() [message_loop.cc:cf30bf104f52da14ceb64b9a23be612c317e6356 : 290 + 0x5]
18:45:54 INFO - eip = 0x5428cdaf esp = 0x001cf8e4 ebp = 0x001cf8fc ebx = 0x00839800
18:45:54 INFO - esi = 0x008041f0 edi = 0x0080a660
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 15 xul.dll!nsBaseAppShell::Run() [nsBaseAppShell.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 137 + 0xc]
18:45:54 INFO - eip = 0x5705a9f5 esp = 0x001cf904 ebp = 0x001cf90c
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 16 xul.dll!nsAppShell::Run() [nsAppShell.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 411 + 0x6]
18:45:54 INFO - eip = 0x570cf259 esp = 0x001cf914 ebp = 0x001cf934 esi = 0x0080a660
18:45:54 INFO - edi = 0x001cf91c
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 17 xul.dll!XRE_RunAppShell() [nsEmbedFunctions.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 908 + 0x6]
18:45:54 INFO - eip = 0x5890cb08 esp = 0x001cf93c ebp = 0x001cf954 ebx = 0x00839800
18:45:54 INFO - esi = 0x001cfa08 edi = 0x00801340
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 18 xul.dll!mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate *) [MessagePump.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 238 + 0x5]
18:45:54 INFO - eip = 0x542d5fa6 esp = 0x001cf95c ebp = 0x001cf96c esi = 0x001cfa08
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 19 xul.dll!MessageLoop::RunInternal() [message_loop.cc:cf30bf104f52da14ceb64b9a23be612c317e6356 : 315 + 0x5]
18:45:54 INFO - eip = 0x5428cfc1 esp = 0x001cf974 ebp = 0x001cf990 ebx = 0x00839800
18:45:54 INFO - esi = 0x001cfa08 edi = 0x00000000
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 20 xul.dll!MessageLoop::RunHandler() [message_loop.cc:cf30bf104f52da14ceb64b9a23be612c317e6356 : 308 + 0x7]
18:45:54 INFO - eip = 0x5428cedc esp = 0x001cf998 ebp = 0x001cf9c4 esi = 0x001cfa08
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 21 xul.dll!MessageLoop::Run() [message_loop.cc:cf30bf104f52da14ceb64b9a23be612c317e6356 : 290 + 0x5]
18:45:54 INFO - eip = 0x5428cdaf esp = 0x001cf9cc ebp = 0x001cf9e4 ebx = 0x00839800
18:45:54 INFO - esi = 0x001cfa08 edi = 0x00000000
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 22 xul.dll!XRE_InitChildProcess(int,char * * const,XREChildData const *) [nsEmbedFunctions.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 746 + 0xd]
18:45:54 INFO - eip = 0x5890c275 esp = 0x001cf9ec ebp = 0x001cfb30
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 23 xul.dll!mozilla::BootstrapImpl::XRE_InitChildProcess(int,char * * const,XREChildData const *) [Bootstrap.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 61 + 0xe]
18:45:54 INFO - eip = 0x58918321 esp = 0x001cfb38 ebp = 0x001cfb44 ebx = 0x00803040
18:45:54 INFO - esi = 0x00808070 edi = 0x00000019
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 24 plugin-container.exe!NS_internal_main(int,char * *) [MozillaRuntimeMain.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 23 + 0x4d]
18:45:54 INFO - eip = 0x00fe1295 esp = 0x001cfb4c ebp = 0x001cfb74
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 25 plugin-container.exe!wmain [nsWindowsWMain.cpp:cf30bf104f52da14ceb64b9a23be612c317e6356 : 125 + 0x7]
18:45:54 INFO - eip = 0x00fe1184 esp = 0x001cfb7c ebp = 0x001cfb9c ebx = 0x008030b0
18:45:54 INFO - esi = 0x00803040 edi = 0x0000001a
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 26 plugin-container.exe!static int __scrt_common_main_seh() [exe_common.inl : 288 + 0x1c]
18:45:54 INFO - eip = 0x01036369 esp = 0x001cfba4 ebp = 0x001cfbe4 ebx = 0x7ffda000
18:45:54 INFO - esi = 0x6a41f0b0 edi = 0x00392510
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 27 kernel32.dll!RtlMultiByteToUnicodeN + 0x73c
18:45:54 INFO - eip = 0x76983c45 esp = 0x001cfbec ebp = 0x001cfbf0
18:45:54 INFO - Found by: call frame info
18:45:54 INFO - 28 ntdll.dll!__RtlUserThreadStart + 0x27
18:45:54 INFO - eip = 0x770837f5 esp = 0x001cfbf8 ebp = 0x001cfc30
18:45:54 INFO - Found by: previous frame's frame pointer
18:45:54 INFO - 29 ntdll.dll!_RtlUserThreadStart + 0x1b
18:45:54 INFO - eip = 0x770837c8 esp = 0x001cfc38 ebp = 0x001cfc48
18:45:54 INFO - Found by: call frame info