MAYBE 820.54/297.03 MAYBE 820.54/297.03 820.54/297.03 We are left with following problem, upon which TcT provides the 820.54/297.03 certificate MAYBE. 820.54/297.03 820.54/297.03 Strict Trs: 820.54/297.03 { reach(u, v, edges) -> 820.54/297.03 reach[Ite](member(E(u, v), edges), u, v, edges) 820.54/297.03 , via(u, v, Nil(), edges) -> Nil() 820.54/297.03 , via(u, v, Cons(E(x, y), xs), edges) -> 820.54/297.03 via[Ite][False][Ite](!EQ(u, x), u, v, Cons(E(x, y), xs), edges) 820.54/297.03 , member(x, Nil()) -> False() 820.54/297.03 , member(x', Cons(x, xs)) -> 820.54/297.03 member[Ite][False][Ite](eqEdge(x', x), x', Cons(x, xs)) 820.54/297.03 , getNodeFromEdge(S(S(x')), E(x, y)) -> y 820.54/297.03 , getNodeFromEdge(S(0()), E(x, y)) -> x 820.54/297.03 , getNodeFromEdge(0(), E(x, y)) -> x 820.54/297.03 , notEmpty(Nil()) -> False() 820.54/297.03 , notEmpty(Cons(x, xs)) -> True() 820.54/297.03 , goal(u, v, edges) -> reach(u, v, edges) 820.54/297.03 , eqEdge(E(e11, e12), E(e21, e22)) -> 820.54/297.03 eqEdge[Match][E][Match][E][Ite](and(!EQ(e11, e21), !EQ(e12, e22)), 820.54/297.03 e21, 820.54/297.03 e22, 820.54/297.03 e11, 820.54/297.03 e12) } 820.54/297.03 Weak Trs: 820.54/297.03 { via[Ite][False][Ite](True(), u, v, Cons(E(x, y), xs), edges) -> 820.54/297.03 via[Ite][False][Ite][True][Let](u, 820.54/297.03 v, 820.54/297.03 Cons(E(x, y), xs), 820.54/297.03 edges, 820.54/297.03 reach(y, v, edges)) 820.54/297.03 , via[Ite][False][Ite](False(), u, v, Cons(x, xs), edges) -> 820.54/297.03 via(u, v, xs, edges) 820.54/297.03 , and(True(), True()) -> True() 820.54/297.03 , and(True(), False()) -> False() 820.54/297.03 , and(False(), True()) -> False() 820.54/297.03 , and(False(), False()) -> False() 820.54/297.03 , !EQ(S(x), S(y)) -> !EQ(x, y) 820.54/297.03 , !EQ(S(x), 0()) -> False() 820.54/297.03 , !EQ(0(), S(y)) -> False() 820.54/297.03 , !EQ(0(), 0()) -> True() 820.54/297.03 , member[Ite][False][Ite](True(), x, xs) -> True() 820.54/297.03 , member[Ite][False][Ite](False(), x', Cons(x, xs)) -> 820.54/297.03 member(x', xs) 820.54/297.03 , reach[Ite](True(), u, v, edges) -> Cons(E(u, v), Nil()) 820.54/297.03 , reach[Ite](False(), u, v, edges) -> via(u, v, edges, edges) } 820.54/297.03 Obligation: 820.54/297.03 innermost runtime complexity 820.54/297.03 Answer: 820.54/297.03 MAYBE 820.54/297.03 820.54/297.03 None of the processors succeeded. 820.54/297.03 820.54/297.03 Details of failed attempt(s): 820.54/297.03 ----------------------------- 820.54/297.03 1) 'empty' failed due to the following reason: 820.54/297.03 820.54/297.03 Empty strict component of the problem is NOT empty. 820.54/297.03 820.54/297.03 2) 'Best' failed due to the following reason: 820.54/297.03 820.54/297.03 None of the processors succeeded. 820.54/297.03 820.54/297.03 Details of failed attempt(s): 820.54/297.03 ----------------------------- 820.54/297.03 1) 'With Problem ... (timeout of 297 seconds)' failed due to the 820.54/297.03 following reason: 820.54/297.03 820.54/297.03 Computation stopped due to timeout after 297.0 seconds. 820.54/297.03 820.54/297.03 2) 'Best' failed due to the following reason: 820.54/297.03 820.54/297.03 None of the processors succeeded. 820.54/297.03 820.54/297.03 Details of failed attempt(s): 820.54/297.03 ----------------------------- 820.54/297.03 1) 'With Problem ... (timeout of 148 seconds) (timeout of 297 820.54/297.03 seconds)' failed due to the following reason: 820.54/297.03 820.54/297.03 Computation stopped due to timeout after 148.0 seconds. 820.54/297.03 820.54/297.03 2) 'Best' failed due to the following reason: 820.54/297.03 820.54/297.03 None of the processors succeeded. 820.54/297.03 820.54/297.03 Details of failed attempt(s): 820.54/297.03 ----------------------------- 820.54/297.03 1) 'bsearch-popstar (timeout of 297 seconds)' failed due to the 820.54/297.03 following reason: 820.54/297.03 820.54/297.03 The input cannot be shown compatible 820.54/297.03 820.54/297.03 2) 'Polynomial Path Order (PS) (timeout of 297 seconds)' failed due 820.54/297.03 to the following reason: 820.54/297.03 820.54/297.03 The input cannot be shown compatible 820.54/297.03 820.54/297.03 820.54/297.03 3) 'Fastest (timeout of 24 seconds) (timeout of 297 seconds)' 820.54/297.03 failed due to the following reason: 820.54/297.03 820.54/297.03 None of the processors succeeded. 820.54/297.03 820.54/297.03 Details of failed attempt(s): 820.54/297.03 ----------------------------- 820.54/297.03 1) 'Bounds with perSymbol-enrichment and initial automaton 'match'' 820.54/297.03 failed due to the following reason: 820.54/297.03 820.54/297.03 match-boundness of the problem could not be verified. 820.54/297.03 820.54/297.03 2) 'Bounds with minimal-enrichment and initial automaton 'match'' 820.54/297.03 failed due to the following reason: 820.54/297.03 820.54/297.03 match-boundness of the problem could not be verified. 820.54/297.03 820.54/297.03 820.54/297.03 820.54/297.03 820.54/297.03 820.54/297.03 Arrrr.. 820.75/297.25 EOF