MAYBE 'Pop* with parameter subtitution (timeout of 60.0 seconds)' ----------------------------------------------------------- Answer: MAYBE Input Problem: innermost runtime-complexity with respect to Rules: { from_2(x) -> cons_0(x, from_1(s_0(x))) , from_3(x) -> cons_0(x, from_2(s_0(x))) , from_4(x) -> cons_0(x, from_2(s_0(x))) , from_1(x) -> cons_1(x, from_1(s_0(x))) , cons_1(s_0(s_0(x)), xs) -> nil_0()} Proof Output: The input cannot be shown compatible