hash-sets: Fix stack effect.
hash-sets: Fix stack effect.

mrjbq7/factor,factor/factor,mrjbq7/factor,factor/factor,tgunr/factor,tgunr/factor,tgunr/factor,tgunr/factor,factor/factor,tgunr/factor,tgunr/factor,mrjbq7/factor,factor/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,mrjbq7/factor,factor/factor