9.92/3.10 NO 10.02/3.12 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 10.02/3.12 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 10.02/3.12 10.02/3.12 10.02/3.12 Outermost Termination of the given OTRS could be disproven: 10.02/3.12 10.02/3.12 (0) OTRS 10.02/3.12 (1) OutermostNonTerminationProof [COMPLETE, 1307 ms] 10.02/3.12 (2) NO 10.02/3.12 10.02/3.12 10.02/3.12 ---------------------------------------- 10.02/3.12 10.02/3.12 (0) 10.02/3.12 Obligation: 10.02/3.12 Term rewrite system R: 10.02/3.12 The TRS R consists of the following rules: 10.02/3.12 10.02/3.12 +(X, 0) -> X 10.02/3.12 +(X, s(Y)) -> s(+(X, Y)) 10.02/3.12 f(0, s(0), X) -> f(X, +(X, X), X) 10.02/3.12 g(X, Y) -> X 10.02/3.12 g(X, Y) -> Y 10.02/3.12 10.02/3.12 10.02/3.12 10.02/3.12 Outermost Strategy. 10.02/3.12 10.02/3.12 ---------------------------------------- 10.02/3.12 10.02/3.12 (1) OutermostNonTerminationProof (COMPLETE) 10.02/3.12 Term rewrite system R: 10.02/3.12 The TRS R consists of the following rules: 10.02/3.12 10.02/3.12 +(X, 0) -> X 10.02/3.12 +(X, s(Y)) -> s(+(X, Y)) 10.02/3.12 f(0, s(0), X) -> f(X, +(X, X), X) 10.02/3.12 g(X, Y) -> X 10.02/3.12 g(X, Y) -> Y 10.02/3.12 10.02/3.12 10.02/3.12 10.02/3.12 Outermost Strategy. 10.02/3.12 10.02/3.12 ---------- Loop: ---------- 10.02/3.12 10.02/3.12 f(g(0, s(0)), +(g(0, s(0)), g(0, s(0))), g(0, s(0))) -> f(g(0, s(0)), +(s(0), g(0, s(0))), g(0, s(0))) with rule g(X', Y'') -> Y'' at position [1,0] and matcher [X' / 0, Y'' / s(0)] 10.02/3.12 10.02/3.12 f(g(0, s(0)), +(s(0), g(0, s(0))), g(0, s(0))) -> f(g(0, s(0)), +(s(0), 0), g(0, s(0))) with rule g(X', Y') -> X' at position [1,1] and matcher [X' / 0, Y' / s(0)] 10.02/3.12 10.02/3.12 f(g(0, s(0)), +(s(0), 0), g(0, s(0))) -> f(g(0, s(0)), s(0), g(0, s(0))) with rule +(X', 0) -> X' at position [1] and matcher [X' / s(0)] 10.02/3.12 10.02/3.12 f(g(0, s(0)), s(0), g(0, s(0))) -> f(0, s(0), g(0, s(0))) with rule g(X', Y) -> X' at position [0] and matcher [X' / 0, Y / s(0)] 10.02/3.12 10.02/3.12 f(0, s(0), g(0, s(0))) -> f(g(0, s(0)), +(g(0, s(0)), g(0, s(0))), g(0, s(0))) with rule f(0, s(0), X) -> f(X, +(X, X), X) at position [] and matcher [X / g(0, s(0))] 10.02/3.12 10.02/3.12 Now an instance of the first term with Matcher [ ] occurs in the last term at position []. 10.02/3.12 10.02/3.12 Context: [] 10.02/3.12 10.02/3.12 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 10.02/3.12 ---------------------------------------- 10.02/3.12 10.02/3.12 (2) 10.02/3.12 NO 10.02/3.17 EOF