code: def Run(self, unused_args):
      
      if flags.FLAGS.pdb_post_mortem:
        logging.warning("Segfault action requested :(")
        print(ctypes.cast(1, ctypes.POINTER(ctypes.c_void_p)).contents)
      else:
        logging.warning("Segfault requested but not running in debug mode.")
docs: Does the segfaulting.