2.71/1.25 NO 2.79/1.26 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 2.79/1.26 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.79/1.26 2.79/1.26 2.79/1.26 Outermost Termination of the given OTRS could be disproven: 2.79/1.26 2.79/1.26 (0) OTRS 2.79/1.26 (1) OutermostNonTerminationProof [COMPLETE, 69 ms] 2.79/1.26 (2) NO 2.79/1.26 2.79/1.26 2.79/1.26 ---------------------------------------- 2.79/1.26 2.79/1.26 (0) 2.79/1.26 Obligation: 2.79/1.26 Term rewrite system R: 2.79/1.26 The TRS R consists of the following rules: 2.79/1.26 2.79/1.26 f(n__a, X, X) -> f(activate(X), b, n__b) 2.79/1.26 b -> a 2.79/1.26 a -> n__a 2.79/1.26 b -> n__b 2.79/1.26 activate(n__a) -> a 2.79/1.26 activate(n__b) -> b 2.79/1.26 activate(X) -> X 2.79/1.26 2.79/1.26 2.79/1.26 2.79/1.26 Outermost Strategy. 2.79/1.26 2.79/1.26 ---------------------------------------- 2.79/1.26 2.79/1.26 (1) OutermostNonTerminationProof (COMPLETE) 2.79/1.26 Term rewrite system R: 2.79/1.26 The TRS R consists of the following rules: 2.79/1.26 2.79/1.26 f(n__a, X, X) -> f(activate(X), b, n__b) 2.79/1.26 b -> a 2.79/1.26 a -> n__a 2.79/1.26 b -> n__b 2.79/1.26 activate(n__a) -> a 2.79/1.26 activate(n__b) -> b 2.79/1.26 activate(X) -> X 2.79/1.26 2.79/1.26 2.79/1.26 2.79/1.26 Outermost Strategy. 2.79/1.26 2.79/1.26 ---------- Loop: ---------- 2.79/1.26 2.79/1.26 f(n__a, n__b, n__b) -> f(activate(n__b), b, n__b) with rule f(n__a, X, X) -> f(activate(X), b, n__b) at position [] and matcher [X / n__b] 2.79/1.26 2.79/1.26 f(activate(n__b), b, n__b) -> f(b, b, n__b) with rule activate(n__b) -> b at position [0] and matcher [ ] 2.79/1.26 2.79/1.26 f(b, b, n__b) -> f(a, b, n__b) with rule b -> a at position [0] and matcher [ ] 2.79/1.26 2.79/1.26 f(a, b, n__b) -> f(n__a, b, n__b) with rule a -> n__a at position [0] and matcher [ ] 2.79/1.26 2.79/1.26 f(n__a, b, n__b) -> f(n__a, n__b, n__b) with rule b -> n__b at position [1] and matcher [ ] 2.79/1.26 2.79/1.26 Now an instance of the first term with Matcher [ ] occurs in the last term at position []. 2.79/1.26 2.79/1.26 Context: [] 2.79/1.26 2.79/1.26 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 2.79/1.26 ---------------------------------------- 2.79/1.26 2.79/1.26 (2) 2.79/1.26 NO 2.79/1.30 EOF