That isn't how it works at all in the US. You'd be asked to provide the combination to the safe. Or compelled under a court order to divulge it under penalty of contempt of court.

If you're asked to directly interact with anything like that you're very likely being set up to bring additional charges against you. You can be compelled to provide passwords, combinations, etc. in a court. You can't be compelled to actually enter the safe combination