redumdant call of black_holes_mark_bpart_as_not_swallowed
In space_first_init_bparts_mapper
, black_holes_mark_bpart_as_not_swallowed
is called after black_holes_first_init_bpart
.
But black_holes_first_init_bpart
already calls black_holes_mark_bpart_as_not_swallowed
.