stack-checker: trim using for docs
stack-checker: trim using for docs

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