# Pastebin 83VtcCmG
(lldb) bt all
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
  * frame #0: 0x000000019ca32eb0 libsystem_kernel.dylib`semaphore_wait_trap + 8
    frame #1: 0x0000000100951410 libmoar.dylib`uv_sem_wait + 24
    frame #2: 0x0000000100874520 libmoar.dylib`MVM_semaphore_acquire + 92
    frame #3: 0x00000001008051a0 libmoar.dylib`MVM_interp_run + 49436
    frame #4: 0x0000000100927464 libmoar.dylib`MVM_vm_run_file + 164
    frame #5: 0x0000000100003b34 rakudo-m`main + 1532
    frame #6: 0x000000019c6f4274 dyld`start + 2840
  thread #2
    frame #0: 0x000000019ca366cc libsystem_kernel.dylib`__psynch_cvwait + 8
    frame #1: 0x000000019ca74894 libsystem_pthread.dylib`_pthread_cond_wait + 1204
    frame #2: 0x0000000100951594 libmoar.dylib`uv_cond_wait + 40
    frame #3: 0x0000000100874ff0 libmoar.dylib`shift + 168
    frame #4: 0x0000000100853804 libmoar.dylib`MVM_repr_shift_o + 44
    frame #5: 0x00000001008b6c08 libmoar.dylib`worker + 372
    frame #6: 0x000000010081ee34 libmoar.dylib`thread_initial_invoke + 144
    frame #7: 0x00000001007f90f4 libmoar.dylib`MVM_interp_run + 112
    frame #8: 0x000000010081e8d4 libmoar.dylib`start_thread + 144
    frame #9: 0x000000019ca742e4 libsystem_pthread.dylib`_pthread_start + 136
  thread #3
    frame #0: 0x000000019ca366cc libsystem_kernel.dylib`__psynch_cvwait + 8
    frame #1: 0x000000019ca74894 libsystem_pthread.dylib`_pthread_cond_wait + 1204
    frame #2: 0x0000000100951594 libmoar.dylib`uv_cond_wait + 40
    frame #3: 0x0000000100874ff0 libmoar.dylib`shift + 168
    frame #4: 0x00000001008000ec libmoar.dylib`MVM_interp_run + 28776
    frame #5: 0x000000010081e8d4 libmoar.dylib`start_thread + 144
    frame #6: 0x000000019ca742e4 libsystem_pthread.dylib`_pthread_start + 136
  thread #4
    frame #0: 0x000000019ca364c8 libsystem_kernel.dylib`__semwait_signal + 8
    frame #1: 0x000000019c9156f0 libsystem_c.dylib`nanosleep + 220
    frame #2: 0x0000000100928230 libmoar.dylib`MVM_platform_sleep + 64
    frame #3: 0x0000000100803f94 libmoar.dylib`MVM_interp_run + 44816
    frame #4: 0x000000010081e8d4 libmoar.dylib`start_thread + 144
    frame #5: 0x000000019ca742e4 libsystem_pthread.dylib`_pthread_start + 136
  thread #5
    frame #0: 0x000000019ca38ffc libsystem_kernel.dylib`kevent + 8
    frame #1: 0x000000010093ebd8 libmoar.dylib`uv__io_poll + 748
    frame #2: 0x0000000100944a50 libmoar.dylib`uv_run + 412
    frame #3: 0x0000000100842378 libmoar.dylib`enter_loop + 36
    frame #4: 0x000000010081ee34 libmoar.dylib`thread_initial_invoke + 144
    frame #5: 0x00000001007f90f4 libmoar.dylib`MVM_interp_run + 112
    frame #6: 0x000000010081e8d4 libmoar.dylib`start_thread + 144
    frame #7: 0x000000019ca742e4 libsystem_pthread.dylib`_pthread_start + 136
  thread #6
    frame #0: 0x000000019ca366cc libsystem_kernel.dylib`__psynch_cvwait + 8
    frame #1: 0x000000019ca74894 libsystem_pthread.dylib`_pthread_cond_wait + 1204
    frame #2: 0x0000000100951594 libmoar.dylib`uv_cond_wait + 40
    frame #3: 0x0000000100874ff0 libmoar.dylib`shift + 168
    frame #4: 0x00000001008000ec libmoar.dylib`MVM_interp_run + 28776
    frame #5: 0x000000010081e8d4 libmoar.dylib`start_thread + 144
    frame #6: 0x000000019ca742e4 libsystem_pthread.dylib`_pthread_start + 136