MAYBE 'Pop* with parameter subtitution (timeout of 60.0 seconds)' ----------------------------------------------------------- Answer: MAYBE Input Problem: innermost runtime-complexity with respect to Rules: { a__zeros() -> cons(0(), zeros()) , a__U11(tt()) -> tt() , a__U21(tt()) -> tt() , a__U31(tt()) -> tt() , a__U41(tt(), V2) -> a__U42(a__isNatIList(V2)) , a__U42(tt()) -> tt() , a__U51(tt(), V2) -> a__U52(a__isNatList(V2)) , a__U52(tt()) -> tt() , a__U61(tt(), L, N) -> a__U62(a__isNat(N), L) , a__U62(tt(), L) -> s(a__length(mark(L))) , a__isNat(0()) -> tt() , a__isNat(length(V1)) -> a__U11(a__isNatList(V1)) , a__isNat(s(V1)) -> a__U21(a__isNat(V1)) , a__isNatIList(V) -> a__U31(a__isNatList(V)) , a__isNatIList(zeros()) -> tt() , a__isNatIList(cons(V1, V2)) -> a__U41(a__isNat(V1), V2) , a__isNatList(nil()) -> tt() , a__isNatList(cons(V1, V2)) -> a__U51(a__isNat(V1), V2) , a__length(nil()) -> 0() , a__length(cons(N, L)) -> a__U61(a__isNatList(L), L, N) , mark(zeros()) -> a__zeros() , mark(U11(X)) -> a__U11(mark(X)) , mark(U21(X)) -> a__U21(mark(X)) , mark(U31(X)) -> a__U31(mark(X)) , mark(U41(X1, X2)) -> a__U41(mark(X1), X2) , mark(U42(X)) -> a__U42(mark(X)) , mark(isNatIList(X)) -> a__isNatIList(X) , mark(U51(X1, X2)) -> a__U51(mark(X1), X2) , mark(U52(X)) -> a__U52(mark(X)) , mark(isNatList(X)) -> a__isNatList(X) , mark(U61(X1, X2, X3)) -> a__U61(mark(X1), X2, X3) , mark(U62(X1, X2)) -> a__U62(mark(X1), X2) , mark(isNat(X)) -> a__isNat(X) , mark(length(X)) -> a__length(mark(X)) , mark(cons(X1, X2)) -> cons(mark(X1), X2) , mark(0()) -> 0() , mark(tt()) -> tt() , mark(s(X)) -> s(mark(X)) , mark(nil()) -> nil() , a__zeros() -> zeros() , a__U11(X) -> U11(X) , a__U21(X) -> U21(X) , a__U31(X) -> U31(X) , a__U41(X1, X2) -> U41(X1, X2) , a__U42(X) -> U42(X) , a__isNatIList(X) -> isNatIList(X) , a__U51(X1, X2) -> U51(X1, X2) , a__U52(X) -> U52(X) , a__isNatList(X) -> isNatList(X) , a__U61(X1, X2, X3) -> U61(X1, X2, X3) , a__U62(X1, X2) -> U62(X1, X2) , a__isNat(X) -> isNat(X) , a__length(X) -> length(X)} Proof Output: The input cannot be shown compatible