MAYBE 641.68/297.12 MAYBE 641.68/297.12 641.68/297.12 We are left with following problem, upon which TcT provides the 641.68/297.12 certificate MAYBE. 641.68/297.12 641.68/297.12 Strict Trs: 641.68/297.12 { isEmpty(nil()) -> true() 641.68/297.12 , isEmpty(cons(x, xs)) -> false() 641.68/297.12 , last(cons(x, nil())) -> x 641.68/297.12 , last(cons(x, cons(y, ys))) -> last(cons(y, ys)) 641.68/297.12 , dropLast(nil()) -> nil() 641.68/297.12 , dropLast(cons(x, nil())) -> nil() 641.68/297.12 , dropLast(cons(x, cons(y, ys))) -> cons(x, dropLast(cons(y, ys))) 641.68/297.12 , append(nil(), ys) -> ys 641.68/297.12 , append(cons(x, xs), ys) -> cons(x, append(xs, ys)) 641.68/297.12 , reverse(xs) -> rev(xs, nil()) 641.68/297.12 , rev(xs, ys) -> 641.68/297.12 if(isEmpty(xs), dropLast(xs), append(ys, last(xs)), ys) 641.68/297.12 , if(true(), xs, ys, zs) -> zs 641.68/297.12 , if(false(), xs, ys, zs) -> rev(xs, ys) } 641.68/297.12 Obligation: 641.68/297.12 innermost runtime complexity 641.68/297.12 Answer: 641.68/297.12 MAYBE 641.68/297.12 641.68/297.12 None of the processors succeeded. 641.68/297.12 641.68/297.12 Details of failed attempt(s): 641.68/297.12 ----------------------------- 641.68/297.12 1) 'empty' failed due to the following reason: 641.68/297.12 641.68/297.12 Empty strict component of the problem is NOT empty. 641.68/297.12 641.68/297.12 2) 'Best' failed due to the following reason: 641.68/297.12 641.68/297.12 None of the processors succeeded. 641.68/297.12 641.68/297.12 Details of failed attempt(s): 641.68/297.12 ----------------------------- 641.68/297.12 1) 'With Problem ... (timeout of 297 seconds)' failed due to the 641.68/297.12 following reason: 641.68/297.12 641.68/297.12 Computation stopped due to timeout after 297.0 seconds. 641.68/297.12 641.68/297.12 2) 'Best' failed due to the following reason: 641.68/297.12 641.68/297.12 None of the processors succeeded. 641.68/297.12 641.68/297.12 Details of failed attempt(s): 641.68/297.12 ----------------------------- 641.68/297.12 1) 'With Problem ... (timeout of 148 seconds) (timeout of 297 641.68/297.12 seconds)' failed due to the following reason: 641.68/297.12 641.68/297.12 Computation stopped due to timeout after 148.0 seconds. 641.68/297.12 641.68/297.12 2) 'Best' failed due to the following reason: 641.68/297.12 641.68/297.12 None of the processors succeeded. 641.68/297.12 641.68/297.12 Details of failed attempt(s): 641.68/297.12 ----------------------------- 641.68/297.12 1) 'bsearch-popstar (timeout of 297 seconds)' failed due to the 641.68/297.12 following reason: 641.68/297.12 641.68/297.12 The input cannot be shown compatible 641.68/297.12 641.68/297.12 2) 'Polynomial Path Order (PS) (timeout of 297 seconds)' failed due 641.68/297.12 to the following reason: 641.68/297.12 641.68/297.12 The input cannot be shown compatible 641.68/297.12 641.68/297.12 641.68/297.12 3) 'Fastest (timeout of 24 seconds) (timeout of 297 seconds)' 641.68/297.12 failed due to the following reason: 641.68/297.12 641.68/297.12 None of the processors succeeded. 641.68/297.12 641.68/297.12 Details of failed attempt(s): 641.68/297.12 ----------------------------- 641.68/297.12 1) 'Bounds with minimal-enrichment and initial automaton 'match'' 641.68/297.12 failed due to the following reason: 641.68/297.12 641.68/297.12 match-boundness of the problem could not be verified. 641.68/297.12 641.68/297.12 2) 'Bounds with perSymbol-enrichment and initial automaton 'match'' 641.68/297.12 failed due to the following reason: 641.68/297.12 641.68/297.12 match-boundness of the problem could not be verified. 641.68/297.12 641.68/297.12 641.68/297.12 641.68/297.12 641.68/297.12 641.68/297.12 Arrrr.. 641.68/297.18 EOF