Intake valve not closing, lifters not collapsing. on 1995 Mitsubishi Diamante

Timing belt failed damaged 2 valves. Repaired ran 2 minutes, replace all parts covers. Car would not start. Pulled cam. apart found Mechanic says intake valve not closing, lifters not collapsing.

Asked by for the 1995 Mitsubishi Diamante
sounds like more than 2 valves are bent. he is going to be doing the job over again.

Roy