vm/cc/DartAPI_BreakpointLockRace flaky -> Timeout on vm-linux-debug-x64c about sdk HOT 1 OPEN

--- Command "run_vm_unittest" (took 02:00.000264s):
DART_CONFIGURATION=DebugIA32 out/DebugIA32/run_vm_tests --dfe=/b/s/w/ir/out/DebugIA32/gen/kernel_service.dill --sound-null-safety --ignore-unrecognized-flags DartAPI_BreakpointLockRace

exit code:
1

diagnostics:
Process list including children: [35283]
Trying to capture stack trace for pid 35283
PID 35283 - process
TID 35283:
#0  0xf7f93549 __kernel_vsyscall
#1  0xf7f5f5c4 pthread_cond_wait@@GLIBC_2.3.2
#2  0x58db50fc dart::Monitor::WaitMicros(long long)
#3  0x58db5014 dart::Monitor::Wait(long long)
#4  0x58ed8780 dart::SafepointHandler::ExitSafepointLocked(dart::Thread*, dart::MonitorLocker*, dart::SafepointLevel)
#5  0x58ed8dfc dart::SafepointHandler::ExitSafepointUsingLock(dart::Thread*)
#6  0x58e8733e dart::Thread::ExitSafepointUsingLock()
#7  0x587ec170 dart::Dart_TestDartAPI_BreakpointLockRace()
#8  0x5863327f dart::TestCase::Run()
#9  0x58633390 dart::TestCaseBase::RunTest()
#10 0x58878f15 dart::TestCaseBase::RunAll()
#11 0x58633813 dart::Main(int, char const**)
#12 0x586334c1 main
#13 0xf7c77ed5 __libc_start_main
#14 0x58631271 _start
TID 35284:
#0  0xf7f93549 __kernel_vsyscall
#1  0xf7d61fab epoll_wait
#2  0x5896b12d dart::bin::EventHandlerImplementation::Poll(unsigned int)
#3  0x58b04b98 dart::bin::ThreadStart(void*)
#4  0xf7f58635 start_thread
#5  0xf7d61b4a __clone
TID 35334:
#0  0xf7f93549 __kernel_vsyscall
#1  0xf7f5f982 pthread_cond_timedwait@@GLIBC_2.3.2
#2  0x58db50d8 dart::Monitor::WaitMicros(long long)
#3  0x58db5014 dart::Monitor::Wait(long long)
#4  0x58ed835f dart::SafepointHandler::LevelHandler::WaitUntilThreadsReachedSafepointLevel()
#5  0x58ed71f3 dart::SafepointHandler::SafepointThreads(dart::Thread*, dart::SafepointLevel)
#6  0x58ed6eb0 dart::SafepointOperationScope::SafepointOperationScope(dart::Thread*, dart::SafepointLevel)
#7  0x58beab50 dart::Debugger::RunWithStoppedDeoptimizedWorld(std::__2::function<void ()>)
#8  0x58beebe6 dart::Debugger::SetBreakpoint(dart::GrowableHandlePtrArray<dart::Script const> const&, dart::TokenPosition, dart::TokenPosition, int, int, dart::Function const&)
#9  0x58bef920 dart::Debugger::BreakpointLocationAtLineCol(dart::String const&, int, int)
#10 0x58befb58 dart::Debugger::SetBreakpointAtLineCol(dart::String const&, int, int)
#11 0x586cc963 dart::Dart_SetBreakpoint(_Dart_Handle*, int)
#12 0x58808fa4 dart::ToggleBreakpointTask::Run()
#13 0x58e8a090 dart::ThreadPool::WorkerLoop(dart::ThreadPool::Worker*)
#14 0x58e8a9b4 dart::ThreadPool::Worker::Main(unsigned int)
#15 0x58db418b dart::ThreadStart(void*)
#16 0xf7f58635 start_thread
#17 0xf7d61b4a __clone

eu-stack: dwfl_thread_getframes tid 35283 at 0x58631270 in /b/s/w/ir/out/DebugIA32/run_vm_tests: no matching address range


stdout:
Running test: DartAPI_BreakpointLockRace

--- Re-run this test:
python3 tools/test.py -n vm-linux-debug-ia32 vm/cc/DartAPI_BreakpointLockRace