2.54/1.21 NO 2.54/1.22 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 2.54/1.22 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.54/1.22 2.54/1.22 2.54/1.22 Outermost Termination of the given OTRS could be disproven: 2.54/1.22 2.54/1.22 (0) OTRS 2.54/1.22 (1) OutermostNonTerminationProof [COMPLETE, 0 ms] 2.54/1.22 (2) NO 2.54/1.22 2.54/1.22 2.54/1.22 ---------------------------------------- 2.54/1.22 2.54/1.22 (0) 2.54/1.22 Obligation: 2.54/1.22 Term rewrite system R: 2.54/1.22 The TRS R consists of the following rules: 2.54/1.22 2.54/1.22 from(X) -> cons(X, from(s(X))) 2.54/1.22 first(0, Z) -> nil 2.54/1.22 first(s(X), cons(Y, Z)) -> cons(Y, first(X, Z)) 2.54/1.22 sel(0, cons(X, Z)) -> X 2.54/1.22 sel(s(X), cons(Y, Z)) -> sel(X, Z) 2.54/1.22 2.54/1.22 2.54/1.22 2.54/1.22 Outermost Strategy. 2.54/1.22 2.54/1.22 ---------------------------------------- 2.54/1.22 2.54/1.22 (1) OutermostNonTerminationProof (COMPLETE) 2.54/1.22 Term rewrite system R: 2.54/1.22 The TRS R consists of the following rules: 2.54/1.22 2.54/1.22 from(X) -> cons(X, from(s(X))) 2.54/1.22 first(0, Z) -> nil 2.54/1.22 first(s(X), cons(Y, Z)) -> cons(Y, first(X, Z)) 2.54/1.22 sel(0, cons(X, Z)) -> X 2.54/1.22 sel(s(X), cons(Y, Z)) -> sel(X, Z) 2.54/1.22 2.54/1.22 2.54/1.22 2.54/1.22 Outermost Strategy. 2.54/1.22 2.54/1.22 ---------- Loop: ---------- 2.54/1.22 2.54/1.22 from(X) -> cons(X, from(s(X))) with rule from(X') -> cons(X', from(s(X'))) at position [] and matcher [X' / X] 2.54/1.22 2.54/1.22 Now an instance of the first term with Matcher [X / s(X)] occurs in the last term at position [1]. 2.54/1.22 2.54/1.22 Context: cons(X, []) 2.54/1.22 2.54/1.22 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 2.54/1.22 ---------------------------------------- 2.54/1.22 2.54/1.22 (2) 2.54/1.22 NO 2.69/1.26 EOF