That is my understanding as well, but some degree of fault is also impermissible and people must be held to account for those kinds of fault.
Law enforcement embraces rehabilitation, prevention, and other mechanisms as well as simple punishment.
Seems rather disingenuous to make a claim that negative reinforcement doesn’t work, vis-a-vis not having to be in jail.
Besides, pickpockets used to be hanged. Didn't stop them.