MAYBE 864.63/297.07 MAYBE 864.63/297.07 864.63/297.07 We are left with following problem, upon which TcT provides the 864.63/297.07 certificate MAYBE. 864.63/297.07 864.63/297.07 Strict Trs: 864.63/297.07 { active(fib(X)) -> fib(active(X)) 864.63/297.07 , active(fib(N)) -> mark(sel(N, fib1(s(0()), s(0())))) 864.63/297.07 , active(sel(X1, X2)) -> sel(X1, active(X2)) 864.63/297.07 , active(sel(X1, X2)) -> sel(active(X1), X2) 864.63/297.07 , active(sel(s(N), cons(X, XS))) -> mark(sel(N, XS)) 864.63/297.07 , active(sel(0(), cons(X, XS))) -> mark(X) 864.63/297.07 , active(fib1(X, Y)) -> mark(cons(X, fib1(Y, add(X, Y)))) 864.63/297.07 , active(fib1(X1, X2)) -> fib1(X1, active(X2)) 864.63/297.07 , active(fib1(X1, X2)) -> fib1(active(X1), X2) 864.63/297.07 , active(s(X)) -> s(active(X)) 864.63/297.07 , active(cons(X1, X2)) -> cons(active(X1), X2) 864.63/297.07 , active(add(X1, X2)) -> add(X1, active(X2)) 864.63/297.07 , active(add(X1, X2)) -> add(active(X1), X2) 864.63/297.07 , active(add(s(X), Y)) -> mark(s(add(X, Y))) 864.63/297.07 , active(add(0(), X)) -> mark(X) 864.63/297.07 , fib(mark(X)) -> mark(fib(X)) 864.63/297.07 , fib(ok(X)) -> ok(fib(X)) 864.63/297.07 , sel(X1, mark(X2)) -> mark(sel(X1, X2)) 864.63/297.07 , sel(mark(X1), X2) -> mark(sel(X1, X2)) 864.63/297.07 , sel(ok(X1), ok(X2)) -> ok(sel(X1, X2)) 864.63/297.07 , fib1(X1, mark(X2)) -> mark(fib1(X1, X2)) 864.63/297.07 , fib1(mark(X1), X2) -> mark(fib1(X1, X2)) 864.63/297.07 , fib1(ok(X1), ok(X2)) -> ok(fib1(X1, X2)) 864.63/297.07 , s(mark(X)) -> mark(s(X)) 864.63/297.07 , s(ok(X)) -> ok(s(X)) 864.63/297.07 , cons(mark(X1), X2) -> mark(cons(X1, X2)) 864.63/297.07 , cons(ok(X1), ok(X2)) -> ok(cons(X1, X2)) 864.63/297.07 , add(X1, mark(X2)) -> mark(add(X1, X2)) 864.63/297.07 , add(mark(X1), X2) -> mark(add(X1, X2)) 864.63/297.07 , add(ok(X1), ok(X2)) -> ok(add(X1, X2)) 864.63/297.07 , proper(fib(X)) -> fib(proper(X)) 864.63/297.07 , proper(sel(X1, X2)) -> sel(proper(X1), proper(X2)) 864.63/297.07 , proper(fib1(X1, X2)) -> fib1(proper(X1), proper(X2)) 864.63/297.07 , proper(s(X)) -> s(proper(X)) 864.63/297.07 , proper(0()) -> ok(0()) 864.63/297.07 , proper(cons(X1, X2)) -> cons(proper(X1), proper(X2)) 864.63/297.07 , proper(add(X1, X2)) -> add(proper(X1), proper(X2)) 864.63/297.07 , top(mark(X)) -> top(proper(X)) 864.63/297.07 , top(ok(X)) -> top(active(X)) } 864.63/297.07 Obligation: 864.63/297.07 innermost runtime complexity 864.63/297.07 Answer: 864.63/297.07 MAYBE 864.63/297.07 864.63/297.07 None of the processors succeeded. 864.63/297.07 864.63/297.07 Details of failed attempt(s): 864.63/297.07 ----------------------------- 864.63/297.07 1) 'empty' failed due to the following reason: 864.63/297.07 864.63/297.07 Empty strict component of the problem is NOT empty. 864.63/297.07 864.63/297.07 2) 'Best' failed due to the following reason: 864.63/297.07 864.63/297.07 None of the processors succeeded. 864.63/297.07 864.63/297.07 Details of failed attempt(s): 864.63/297.07 ----------------------------- 864.63/297.07 1) 'With Problem ... (timeout of 297 seconds)' failed due to the 864.63/297.07 following reason: 864.63/297.07 864.63/297.07 Computation stopped due to timeout after 297.0 seconds. 864.63/297.07 864.63/297.07 2) 'Best' failed due to the following reason: 864.63/297.07 864.63/297.07 None of the processors succeeded. 864.63/297.07 864.63/297.07 Details of failed attempt(s): 864.63/297.07 ----------------------------- 864.63/297.07 1) 'With Problem ... (timeout of 148 seconds) (timeout of 297 864.63/297.07 seconds)' failed due to the following reason: 864.63/297.07 864.63/297.07 Computation stopped due to timeout after 148.0 seconds. 864.63/297.07 864.63/297.07 2) 'Best' failed due to the following reason: 864.63/297.07 864.63/297.07 None of the processors succeeded. 864.63/297.07 864.63/297.07 Details of failed attempt(s): 864.63/297.07 ----------------------------- 864.63/297.07 1) 'bsearch-popstar (timeout of 297 seconds)' failed due to the 864.63/297.07 following reason: 864.63/297.07 864.63/297.07 The input cannot be shown compatible 864.63/297.07 864.63/297.07 2) 'Polynomial Path Order (PS) (timeout of 297 seconds)' failed due 864.63/297.07 to the following reason: 864.63/297.07 864.63/297.07 The input cannot be shown compatible 864.63/297.07 864.63/297.07 864.63/297.07 3) 'Fastest (timeout of 24 seconds) (timeout of 297 seconds)' 864.63/297.07 failed due to the following reason: 864.63/297.07 864.63/297.07 None of the processors succeeded. 864.63/297.07 864.63/297.07 Details of failed attempt(s): 864.63/297.07 ----------------------------- 864.63/297.07 1) 'Bounds with minimal-enrichment and initial automaton 'match'' 864.63/297.07 failed due to the following reason: 864.63/297.07 864.63/297.07 match-boundness of the problem could not be verified. 864.63/297.07 864.63/297.07 2) 'Bounds with perSymbol-enrichment and initial automaton 'match'' 864.63/297.07 failed due to the following reason: 864.63/297.07 864.63/297.07 match-boundness of the problem could not be verified. 864.63/297.07 864.63/297.07 864.63/297.07 864.63/297.07 864.63/297.07 864.63/297.07 Arrrr.. 864.85/297.27 EOF