# Crashlytics - Stack trace # Application: com.grabtaxi.iphone # Platform: apple # Version: 5.337.0 (13243496) # Issue: 1ca11805f67ab4ed4b38feba28130b7e # Session: 94cef5f47db246eb9daef08a4cb66b0a_DNE_0_v2 # Date: Wed Jan 08 2025 10:49:26 GMT+0800 (Singapore Standard Time) Fatal Exception: NSInvalidArgumentException 0 CoreFoundation 0x827cc __exceptionPreprocess 1 libobjc.A.dylib 0x172e4 objc_exception_throw 2 Foundation 0xd0550 -[NSPlaceholderMutableString initWithBytes:length:encoding:] 3 GoogleInteractiveMediaAds 0x2f76c (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 4 GoogleInteractiveMediaAds 0x18cd4 (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 5 GoogleInteractiveMediaAds 0xc254 (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 6 GoogleInteractiveMediaAds 0xb740 (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 7 GoogleInteractiveMediaAds 0xaa28 (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 8 GoogleInteractiveMediaAds 0xa904 (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 9 GoogleInteractiveMediaAds 0xa6390 (Missing UUID 4438d409c37734db9ac95e1ddfff9598) 10 libdispatch.dylib 0x2370 _dispatch_call_block_and_release 11 libdispatch.dylib 0x40d0 _dispatch_client_callout 12 libdispatch.dylib 0x12a28 _dispatch_main_queue_drain 13 libdispatch.dylib 0x125fc _dispatch_main_queue_callback_4CF 14 CoreFoundation 0x56204 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ 15 CoreFoundation 0x53440 __CFRunLoopRun 16 CoreFoundation 0x52830 CFRunLoopRunSpecific 17 GraphicsServices 0x11c4 GSEventRunModal 18 UIKitCore 0x3d2eb0 -[UIApplication _run] 19 UIKitCore 0x4815b4 UIApplicationMain 20 Grab 0x99037e4 main + 22 (main.m:22) 21 ??? 0x1bff8eec8 (Missing) Crashed: com.google.firebase.crashlytics.ios.exception 0 Grab 0xe0b154 FIRCLSProcessRecordAllThreads + 392 (FIRCLSProcess.c:392) 1 Grab 0xe0b534 FIRCLSProcessRecordAllThreads + 423 (FIRCLSProcess.c:423) 2 Grab 0xe027e0 FIRCLSHandler + 34 (FIRCLSHandler.m:34) 3 Grab 0xdfd6cc __FIRCLSExceptionRecord_block_invoke + 240 (FIRCLSException.mm:240) 4 libdispatch.dylib 0x40d0 _dispatch_client_callout + 20 5 libdispatch.dylib 0x13750 _dispatch_lane_barrier_sync_invoke_and_complete + 56 6 Grab 0xdfc648 FIRCLSExceptionRecord + 242 (FIRCLSException.mm:242) 7 Grab 0xdfd190 FIRCLSExceptionRecordNSException + 126 (FIRCLSException.mm:126) 8 Grab 0xdfc250 FIRCLSTerminateHandler() + 407 (FIRCLSException.mm:407) 9 libc++abi.dylib 0x1287c std::__terminate(void (*)()) + 16 10 libc++abi.dylib 0x12820 std::terminate() + 108 11 libobjc.A.dylib 0x3f948 objc_terminate + 16 12 libdispatch.dylib 0x40e4 _dispatch_client_callout + 40 13 libdispatch.dylib 0x12a28 _dispatch_main_queue_drain + 1052 14 libdispatch.dylib 0x125fc _dispatch_main_queue_callback_4CF + 44 15 CoreFoundation 0x56204 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 16 16 CoreFoundation 0x53440 __CFRunLoopRun + 1996 17 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 18 GraphicsServices 0x11c4 GSEventRunModal + 164 19 UIKitCore 0x3d2eb0 -[UIApplication _run] + 816 20 UIKitCore 0x4815b4 UIApplicationMain + 340 21 Grab 0x99037e4 main + 22 (main.m:22) 22 ??? 0x1bff8eec8 (Missing) com.grab.scribe.default.event-queue 0 Foundation 0xe70c4 specialized BidirectionalCollection._range(of:anchored:backwards:) + 360 1 Foundation 0xe55e0 specialized _StringCompareOptionsIterable._range(of:toHalfWidth:diacriticsInsensitive:caseFold:anchored:backwards:) + 368 2 Foundation 0xe5360 StringProtocol.contains(_:) + 392 3 ProxyLibrary 0x929df0 Event.isExternalTrackEvent.getter + 51 (Event.swift:51) 4 ProxyLibrary 0x91704c BatchRepositoryImpl.enqueueEvent(_:to:) + 21 (TestAPI.swift:21) 5 ProxyLibrary 0x916de8 BatchRepositoryImpl.enqueueEvent(_:) + 94 (BatchRepository.swift:94) 6 ProxyLibrary 0x9320b8 closure #1 in IncomeEventProcessorImpl.track(eventName:attributes:) + 157 (IncomeEventProcessor.swift:157) 7 ProxyLibrary 0x13ab4 thunk for @escaping @callee_guaranteed @Sendable () -> () + 4650810036 (:4650810036) 8 libdispatch.dylib 0x2370 _dispatch_call_block_and_release + 32 9 libdispatch.dylib 0x40d0 _dispatch_client_callout + 20 10 libdispatch.dylib 0xb6d8 _dispatch_lane_serial_drain + 744 11 libdispatch.dylib 0xc1e0 _dispatch_lane_invoke + 380 12 libdispatch.dylib 0x17258 _dispatch_root_queue_drain_deferred_wlh + 288 13 libdispatch.dylib 0x16aa4 _dispatch_workloop_worker_thread + 540 14 libsystem_pthread.dylib 0x4c7c _pthread_wqthread + 288 15 libsystem_pthread.dylib 0x1488 start_wqthread + 8 com.apple.root.background-qos 0 libsystem_kernel.dylib 0x7040 getattrlist + 8 1 libsystem_kernel.dylib 0x7040 __getattrlist + 8 2 Foundation 0x77fff8 specialized static _FileManagerImpl._fileProtectionValueForPath(_:) + 68 3 Foundation 0x513f64 closure #1 in _FileManagerImpl.attributesOfItem(atPath:) + 3560 4 Foundation 0x237d8c partial apply for closure #1 in _FileManagerImpl.attributesOfItem(atPath:) + 24 5 Foundation 0x5a4ba4 specialized String.withFileSystemRepresentation(_:) + 272 6 Foundation 0x56b924 specialized NSFileManager.withFileSystemRepresentation(for:_:) + 244 7 Foundation 0x234e5c @objc _NSFileManagerBridge.attributesOfItem(atPath:) + 176 8 Grab 0x36f62e4 FileSizeUtilsImp.appSize() + 22206936 9 Grab 0x36f6508 protocol witness for FileSizeUtils.appSize() in conformance FileSizeUtilsImp + 22207484 10 Grab 0x859f624 AppStorageQEMTracker.calculateAppSize() + 104688920 11 Grab 0x859efec closure #1 in AppStorageQEMTracker.track() + 104687328 12 Grab 0x29a600 thunk for @escaping @callee_guaranteed @Sendable () -> () + 4373390848 (:4373390848) 13 libdispatch.dylib 0x2370 _dispatch_call_block_and_release + 32 14 libdispatch.dylib 0x40d0 _dispatch_client_callout + 20 15 libdispatch.dylib 0x15f60 _dispatch_root_queue_drain + 860 16 libdispatch.dylib 0x16590 _dispatch_worker_thread2 + 156 17 libsystem_pthread.dylib 0x4c40 _pthread_wqthread + 228 18 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x6f90 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x3a50 _pthread_cond_wait + 1204 2 libc++.1.dylib 0x21618 std::__1::condition_variable::__do_timed_wait(std::__1::unique_lock&, std::__1::chrono::time_point>>) + 100 3 Grab 0x35d69dc vslogger::core::LogManager::Impl::runWriter(vslogger::core::LogManager*) + 21029072 4 Grab 0x35d9924 void* std::__1::__thread_proxy>, void (vslogger::core::LogManager::Impl::*)(vslogger::core::LogManager*), vslogger::core::LogManager::Impl*, vslogger::core::LogManager*>>(void*) + 21041176 5 libsystem_pthread.dylib 0x637c _pthread_start + 136 6 libsystem_pthread.dylib 0x1494 thread_start + 8 Thread 0 libsystem_kernel.dylib 0x6f90 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x3a50 _pthread_cond_wait + 1204 2 libc++.1.dylib 0x21618 std::__1::condition_variable::__do_timed_wait(std::__1::unique_lock&, std::__1::chrono::time_point>>) + 100 3 Grab 0x35d7460 vslogger::core::LogManager::Impl::runSync(vslogger::core::LogManager*) + 21031764 4 Grab 0x35d9924 void* std::__1::__thread_proxy>, void (vslogger::core::LogManager::Impl::*)(vslogger::core::LogManager*), vslogger::core::LogManager::Impl*, vslogger::core::LogManager*>>(void*) + 21041176 5 libsystem_pthread.dylib 0x637c _pthread_start + 136 6 libsystem_pthread.dylib 0x1494 thread_start + 8 Thread 0 libsystem_kernel.dylib 0x6f90 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x3a50 _pthread_cond_wait + 1204 2 libc++.1.dylib 0x21618 std::__1::condition_variable::__do_timed_wait(std::__1::unique_lock&, std::__1::chrono::time_point>>) + 100 3 Grab 0x35dc3d8 vslogger::core::Logger::Impl::run(vslogger::core::Logger*) + 21052108 4 Grab 0x35dd548 void* std::__1::__thread_proxy>, void (vslogger::core::Logger::Impl::*)(vslogger::core::Logger*), vslogger::core::Logger::Impl*, vslogger::core::Logger*>>(void*) + 21056572 5 libsystem_pthread.dylib 0x637c _pthread_start + 136 6 libsystem_pthread.dylib 0x1494 thread_start + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 com.apple.uikit.eventfetch-thread 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 CoreFoundation 0x53a84 __CFRunLoopServiceMachPort + 160 5 CoreFoundation 0x53130 __CFRunLoopRun + 1212 6 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 7 Foundation 0xb7500 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 212 8 Foundation 0xb7350 -[NSRunLoop(NSRunLoop) runUntilDate:] + 64 9 UIKitCore 0x3e6358 -[UIEventFetcher threadMain] + 420 10 Foundation 0xc86c8 __NSThread__start__ + 724 11 libsystem_pthread.dylib 0x637c _pthread_start + 136 12 libsystem_pthread.dylib 0x1494 thread_start + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_pthread.dylib 0x1480 start_wqthread + 9171551358 com.google.firebase.crashlytics.MachExceptionServer 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 Grab 0xe04e54 FIRCLSMachExceptionServer + 192 (FIRCLSMachException.c:192) 5 libsystem_pthread.dylib 0x637c _pthread_start + 136 6 libsystem_pthread.dylib 0x1494 thread_start + 8 JavaScriptCore libpas scavenger 0 libsystem_kernel.dylib 0x6f90 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x3a50 _pthread_cond_wait + 1204 2 JavaScriptCore 0x15a6be0 scavenger_thread_main + 1316 3 libsystem_pthread.dylib 0x637c _pthread_start + 136 4 libsystem_pthread.dylib 0x1494 thread_start + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 AudioSession - RootQueue 0 libsystem_kernel.dylib 0x161c semaphore_timedwait_trap + 8 1 libdispatch.dylib 0x46e8 _dispatch_sema4_timedwait + 64 2 libdispatch.dylib 0x4ce8 _dispatch_semaphore_wait_slow + 76 3 libdispatch.dylib 0x15b60 _dispatch_worker_thread + 324 4 libsystem_pthread.dylib 0x637c _pthread_start + 136 5 libsystem_pthread.dylib 0x1494 thread_start + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 com.mapbox.mbgl.AssetFileSource 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 CoreFoundation 0x53a84 __CFRunLoopServiceMachPort + 160 5 CoreFoundation 0x53130 __CFRunLoopRun + 1212 6 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 7 CoreFoundation 0xbdcec CFRunLoopRun + 64 8 Grab 0x148219c mbgl::util::Thread::Thread, std::__1::allocator> const&>(std::__1::basic_string, std::__1::allocator> const&, std::__1::basic_string, std::__1::allocator> const&)::'lambda'()::operator()() + 60016 9 Grab 0x1482050 void* std::__1::__thread_proxy[abi:v160006]>, mbgl::util::Thread::Thread, std::__1::allocator> const&>(std::__1::basic_string, std::__1::allocator> const&, std::__1::basic_string, std::__1::allocator> const&)::'lambda'()>>(void*) + 59684 10 libsystem_pthread.dylib 0x637c _pthread_start + 136 11 libsystem_pthread.dylib 0x1494 thread_start + 8 com.mapbox.mbgl.DefaultFileSource 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 CoreFoundation 0x53a84 __CFRunLoopServiceMachPort + 160 5 CoreFoundation 0x53130 __CFRunLoopRun + 1212 6 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 7 CoreFoundation 0xbdcec CFRunLoopRun + 64 8 Grab 0x1488524 mbgl::util::Thread::Thread const&, std::__1::basic_string, std::__1::allocator> const&, unsigned long long&>(std::__1::basic_string, std::__1::allocator> const&, std::__1::shared_ptr const&, std::__1::basic_string, std::__1::allocator> const&, unsigned long long&)::'lambda'()::operator()() + 85496 9 Grab 0x14883c4 void* std::__1::__thread_proxy[abi:v160006]>, mbgl::util::Thread::Thread const&, std::__1::basic_string, std::__1::allocator> const&, unsigned long long&>(std::__1::basic_string, std::__1::allocator> const&, std::__1::shared_ptr const&, std::__1::basic_string, std::__1::allocator> const&, unsigned long long&)::'lambda'()>>(void*) + 85144 10 libsystem_pthread.dylib 0x637c _pthread_start + 136 11 libsystem_pthread.dylib 0x1494 thread_start + 8 com.mapbox.mbgl.LocalFileSource 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 CoreFoundation 0x53a84 __CFRunLoopServiceMachPort + 160 5 CoreFoundation 0x53130 __CFRunLoopRun + 1212 6 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 7 CoreFoundation 0xbdcec CFRunLoopRun + 64 8 Grab 0x148f490 mbgl::util::Thread::Thread<>(std::__1::basic_string, std::__1::allocator> const&)::'lambda'()::operator()() + 114020 9 Grab 0x148f368 void* std::__1::__thread_proxy[abi:v160006]>, mbgl::util::Thread::Thread<>(std::__1::basic_string, std::__1::allocator> const&)::'lambda'()>>(void*) + 113724 10 libsystem_pthread.dylib 0x637c _pthread_start + 136 11 libsystem_pthread.dylib 0x1494 thread_start + 8 com.apple.NSURLConnectionLoader 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 CoreFoundation 0x53a84 __CFRunLoopServiceMachPort + 160 5 CoreFoundation 0x53130 __CFRunLoopRun + 1212 6 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 7 CFNetwork 0xfdee0 +[__CFN_CoreSchedulingSetRunnable _run:] + 416 8 Foundation 0xc86c8 __NSThread__start__ + 724 9 libsystem_pthread.dylib 0x637c _pthread_start + 136 10 libsystem_pthread.dylib 0x1494 thread_start + 8 com.apple.CFSocket.private 0 libsystem_kernel.dylib 0x9234 select$DARWIN_EXTSN + 8 1 libsystem_kernel.dylib 0x9234 __select + 8 2 CoreFoundation 0xbb95c __CFSocketManager + 704 3 libsystem_pthread.dylib 0x637c _pthread_start + 136 4 libsystem_pthread.dylib 0x1494 thread_start + 8 com.apple.root.utility-qos 0 Grab 0xe056a0 FIRCLSMachOHeaderValues + 187 (FIRCLSMachO.m:187) 1 Grab 0xe057f8 FIRCLSMachOSliceEnumerateLoadCommands_f + 241 (FIRCLSMachO.m:241) 2 Grab 0xdf455c FIRCLSBinaryImageFillInImageDetails + 349 (FIRCLSBinaryImage.m:349) 3 Grab 0xdf4868 FIRCLSBinaryImageChanged + 412 (FIRCLSBinaryImage.m:412) 4 ??? 0x1bff67bf0 (Missing) 5 ??? 0x1bff67a84 (Missing) 6 ??? 0x1bff68004 (Missing) 7 ??? 0x1bff7b994 (Missing) 8 SoftLinking 0xbd0 _sl_dlopen + 100 9 UIKitCore 0xfb28b4 __getSTKPrewarmingViewControllerClass_block_invoke + 172 10 UIKitCore 0xfb0fdc __64-[_UIRemoteKeyboards setStickerPrewarmingViewControllerEnabled:]_block_invoke + 148 11 libdispatch.dylib 0x2370 _dispatch_call_block_and_release + 32 12 libdispatch.dylib 0x40d0 _dispatch_client_callout + 20 13 libdispatch.dylib 0x15f60 _dispatch_root_queue_drain + 860 14 libdispatch.dylib 0x16590 _dispatch_worker_thread2 + 156 15 libsystem_pthread.dylib 0x4c40 _pthread_wqthread + 228 16 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_pthread.dylib 0x1480 start_wqthread + 9171551358 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 Thread 0 libsystem_pthread.dylib 0x1480 start_wqthread + 9171551358 Thread 0 libsystem_kernel.dylib 0x1410 __workq_kernreturn + 8 1 libsystem_pthread.dylib 0x4cc8 _pthread_wqthread + 364 2 libsystem_pthread.dylib 0x1488 start_wqthread + 8 network_thread 0x0x3004d1e00 0 libsystem_kernel.dylib 0x9234 select$DARWIN_EXTSN + 8 1 libsystem_kernel.dylib 0x9234 __select + 8 2 Grab 0x327d1f0 rtc::PhysicalSocketServer::WaitSelect(int, bool) + 17516772 3 Grab 0x327cf68 rtc::PhysicalSocketServer::Wait(webrtc::TimeDelta, bool) + 17516124 4 Grab 0x33f241c rtc::Thread::Get(int) + 19045136 5 Grab 0x33f1bcc rtc::Thread::ProcessMessages(int) + 19043008 6 Grab 0x33f2b0c rtc::Thread::PreRun(void*) + 19046912 7 libsystem_pthread.dylib 0x637c _pthread_start + 136 8 libsystem_pthread.dylib 0x1494 thread_start + 8 worker_thread 0x0x3004d03c0 0 libsystem_kernel.dylib 0x6f90 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x3a50 _pthread_cond_wait + 1204 2 Grab 0x3284f28 rtc::Event::Wait(webrtc::TimeDelta, webrtc::TimeDelta)::$_1::operator()(absl::optional) const + 17548828 3 Grab 0x3284e0c rtc::Event::Wait(webrtc::TimeDelta, webrtc::TimeDelta) + 17548544 4 Grab 0x3486e0c rtc::NullSocketServer::Wait(webrtc::TimeDelta, bool) + 19653888 5 Grab 0x33f241c rtc::Thread::Get(int) + 19045136 6 Grab 0x33f1bcc rtc::Thread::ProcessMessages(int) + 19043008 7 Grab 0x33f2b0c rtc::Thread::PreRun(void*) + 19046912 8 libsystem_pthread.dylib 0x637c _pthread_start + 136 9 libsystem_pthread.dylib 0x1494 thread_start + 8 signaling_thread 0x0x3004d11d0 0 libsystem_kernel.dylib 0x6f90 __psynch_cvwait + 8 1 libsystem_pthread.dylib 0x3a50 _pthread_cond_wait + 1204 2 Grab 0x3284f28 rtc::Event::Wait(webrtc::TimeDelta, webrtc::TimeDelta)::$_1::operator()(absl::optional) const + 17548828 3 Grab 0x3284e0c rtc::Event::Wait(webrtc::TimeDelta, webrtc::TimeDelta) + 17548544 4 Grab 0x3486e0c rtc::NullSocketServer::Wait(webrtc::TimeDelta, bool) + 19653888 5 Grab 0x33f241c rtc::Thread::Get(int) + 19045136 6 Grab 0x33f1bcc rtc::Thread::ProcessMessages(int) + 19043008 7 Grab 0x33f2b0c rtc::Thread::PreRun(void*) + 19046912 8 libsystem_pthread.dylib 0x637c _pthread_start + 136 9 libsystem_pthread.dylib 0x1494 thread_start + 8 Sinch Worker Thread 0 libsystem_kernel.dylib 0x1688 mach_msg2_trap + 8 1 libsystem_kernel.dylib 0x4d98 mach_msg2_internal + 80 2 libsystem_kernel.dylib 0x4cb0 mach_msg_overwrite + 424 3 libsystem_kernel.dylib 0x4afc mach_msg + 24 4 CoreFoundation 0x53a84 __CFRunLoopServiceMachPort + 160 5 CoreFoundation 0x53130 __CFRunLoopRun + 1212 6 CoreFoundation 0x52830 CFRunLoopRunSpecific + 588 7 Foundation 0xb7500 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 212 8 Grab 0x30f8eb4 base::MessagePumpNSRunLoop::DoRun(base::MessagePump::Delegate*) + 15926696 9 Grab 0x30f7a14 base::MessagePumpCFRunLoopBase::Run(base::MessagePump::Delegate*) + 15921416 10 Grab 0x30eaab8 base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, base::TimeDelta) + 15868332 11 Grab 0x30d95fc base::RunLoop::Run(base::Location const&) + 15797488 12 Grab 0x30f12e8 base::Thread::Run(base::RunLoop*) + 15895004 13 Grab 0x30f1464 base::Thread::ThreadMain() + 15895384 14 Grab 0x30f5b60 base::(anonymous namespace)::ThreadFunc(void*) + 15913556 15 libsystem_pthread.dylib 0x637c _pthread_start + 136 16 libsystem_pthread.dylib 0x1494 thread_start + 8