dill.objects fails with Abort trap 6 for python 3.12.0b3

[mmckerns]

$ python test_registered.py 
Abort trap: 6

due to:

>>> import dill
>>> dill.load_types()
>>> # quit with Ctrl-C
Abort trap: 6

Failure occurs upon cleanup of x['CFunctionType']:
ctypes.CFUNCTYPE(ctypes.c_char)(str)