Low level calls return success if called on a destructed contract. See OpenZeppelins Address.so which checks address.code.length
There is 1 instance of this issue:
https://github.com/code-423n4/2022-05-alchemix/blob/de65c34c7b6e4e94662bf508e214dcbf327984f4/contracts-full/libraries/TokenUtils.sol#L65-L68
