bmp >= 0x80assertion failed: upper_bmp >= 0x800assertion failed: bmp >= 0x80unsafe 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.unsafe 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: hint::assert_unchecked must never be called when the condition is false

This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice

This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.