alt/error_needed_method_alt2.nit:47,10--27: Error: Method 'init' doesn't exists in Collection[Int].
alt/error_needed_method_alt2.nit:47,1--40: Error: Method or variable 'iterator' unknown in Collection[Int].
alt/error_needed_method_alt2.nit:47,1--40: Type Error: Expected method 'iterator' in type Collection[Int]