(VAR x1 x16 x2 x24 x6 ) (STRATEGY INNERMOST) (RULES foldl#3(x2,Nil) -> x2 foldl#3(x16,Cons(x24,x6)) -> foldl#3(Cons(x24,x16),x6) main(x1) -> foldl#3(Nil,x1) )