2.34/1.21 NO 2.34/1.21 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 2.34/1.21 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.34/1.21 2.34/1.21 2.34/1.21 Outermost Termination of the given OTRS could be disproven: 2.34/1.21 2.34/1.21 (0) OTRS 2.34/1.21 (1) OutermostNonTerminationProof [COMPLETE, 0 ms] 2.34/1.21 (2) NO 2.34/1.21 2.34/1.21 2.34/1.21 ---------------------------------------- 2.34/1.21 2.34/1.21 (0) 2.34/1.21 Obligation: 2.34/1.21 Term rewrite system R: 2.34/1.21 The TRS R consists of the following rules: 2.34/1.21 2.34/1.21 f(x, a) -> f(x, b) 2.34/1.21 b -> a 2.34/1.21 f(a, x) -> a 2.34/1.21 f(b, x) -> a 2.34/1.21 f(f(x, y), z) -> a 2.34/1.21 2.34/1.21 2.34/1.21 2.34/1.21 Outermost Strategy. 2.34/1.21 2.34/1.21 ---------------------------------------- 2.34/1.21 2.34/1.21 (1) OutermostNonTerminationProof (COMPLETE) 2.34/1.21 Term rewrite system R: 2.34/1.21 The TRS R consists of the following rules: 2.34/1.21 2.34/1.21 f(x, a) -> f(x, b) 2.34/1.21 b -> a 2.34/1.21 f(a, x) -> a 2.34/1.21 f(b, x) -> a 2.34/1.21 f(f(x, y), z) -> a 2.34/1.21 2.34/1.21 2.34/1.21 2.34/1.21 Outermost Strategy. 2.34/1.21 2.34/1.21 ---------- Loop: ---------- 2.34/1.21 2.34/1.21 f(x, b) -> f(x, a) with rule b -> a at position [1] and matcher [ ] 2.34/1.21 2.34/1.21 f(x, a) -> f(x, b) with rule f(x', a) -> f(x', b) at position [] and matcher [x' / x] 2.34/1.21 2.34/1.21 Now an instance of the first term with Matcher [ ] occurs in the last term at position []. 2.34/1.21 2.34/1.21 Context: [] 2.34/1.21 2.34/1.21 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 2.34/1.21 ---------------------------------------- 2.34/1.21 2.34/1.21 (2) 2.34/1.21 NO 2.61/1.24 EOF