Exception Type: EXC_CRASH (SIGABRT) Exception Codes: 0x0000000000000000, 0x00000 00000000000 Triggered by Thread: 6 Application Specific Information: abort() called Thread 6 name: Dispatch queue: com.apple.root.default-qos Thread 6 Crashed: 0 libsystem_kernel.dylib 0x1fe908200 __pthread_kill + 8 1 libsystem_pthread.dylib 0x20ed6a1ac pthread_kill + 268 2 libsystem_c.dylib 0x1c933dc8c abort + 180 3 libc++abi.dylib 0x20ecaab8c abort_message + 132 4 libc++abi.dylib 0x20ec9aa80 demangling_terminate_handler() + 336 5 libobjc.A.dylib 0x1bb03dd3c _objc_terminate() + 144 6 libc++abi.dylib 0x20eca9f28 std::__terminate(void (*)()) + 20 7 libc++abi.dylib 0x20eca9ec4 std::terminate() + 56 8 libdispatch.dylib 0x1c92d9ff0 _dispatch_client_callout + 40 9 libdispatch.dylib 0x1c92dd0c8 _dispatch_queue_override_invoke + 788 10 libdispatch.dylib 0x1c92eba6c _dispatch_root_queue_drain + 396 11 libdispatch.dylib 0x1c92ec284 _dispatch_worker_thread2 + 164 12 libsystem_pthread.dylib 0x20ed63dbc _pthread_wqthread + 228 13 libsystem_pthread.dylib 0x20ed63b98 start_wqthread + 8
