RUSTSEC-2026-0267 Panic-safety unsoundness in `BitVecCore::clear` (double-free / use-after-free)
PublishedBitVecCore::clear drops every occupied element with drop_in_place and only afterwards clears the occupancy bits and resets len. If an element's Drop panics, those metadata updates are skipped, so the slot of the already-dropped element stays marked as occupied. BitVecCore::drop c...