Earlier quoted context omitted.
Because it isn't revealing information that only exists in your mind. Keep in mind the reason the 5th Amendment exists: the prevent the government from having an incentive to coerce false testimony through torture. An evil government could coerce someone to falsely say "I did it!" An evil government cannot coerce someone to falsely type a password into a terminal to decrypt files with incriminating evidence. Because…
> Keep in mind the reason the 5th Amendment exists: the prevent the government from having an incentive to coerce false testimony through torture. Thats not the sole purpose of the self-incrimination protection (which is, also, far too focussed in it's protections to meaningfully effect that end, since historically false testimony coerced through torture was very often sought from people other than the person it was…
But again, that doesn't apply in this case.
or the target somehow manages to produce a result that matches the expectations.
This is an impossible end state. You might have a point if the password was a one time pad or something like that but that's not the case for the case in question.