dicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.is_aligned_to: align is not a power-of-twounsafe precondition(s) violated: invalid value for `char` This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.unsafe precondition(s) violated: ptr::offset_from_unsigned requires `self >= origin` This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.