2.43/1.33 NO 2.75/1.34 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 2.75/1.34 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.75/1.34 2.75/1.34 2.75/1.34 Outermost Termination of the given OTRS could be disproven: 2.75/1.34 2.75/1.34 (0) OTRS 2.75/1.34 (1) OutermostNonTerminationProof [COMPLETE, 45 ms] 2.75/1.34 (2) NO 2.75/1.34 2.75/1.34 2.75/1.34 ---------------------------------------- 2.75/1.34 2.75/1.34 (0) 2.75/1.34 Obligation: 2.75/1.34 Term rewrite system R: 2.75/1.34 The TRS R consists of the following rules: 2.75/1.34 2.75/1.34 *(X, +(Y, 1)) -> +(*(X, +(Y, *(1, 0))), X) 2.75/1.34 *(X, 1) -> X 2.75/1.34 *(X, 0) -> X 2.75/1.34 *(X, 0) -> 0 2.75/1.34 2.75/1.34 2.75/1.34 2.75/1.34 Outermost Strategy. 2.75/1.34 2.75/1.34 ---------------------------------------- 2.75/1.34 2.75/1.34 (1) OutermostNonTerminationProof (COMPLETE) 2.75/1.34 Term rewrite system R: 2.75/1.34 The TRS R consists of the following rules: 2.75/1.34 2.75/1.34 *(X, +(Y, 1)) -> +(*(X, +(Y, *(1, 0))), X) 2.75/1.34 *(X, 1) -> X 2.75/1.34 *(X, 0) -> X 2.75/1.34 *(X, 0) -> 0 2.75/1.34 2.75/1.34 2.75/1.34 2.75/1.34 Outermost Strategy. 2.75/1.34 2.75/1.34 ---------- Loop: ---------- 2.75/1.34 2.75/1.34 *(X, +(Y, *(1, 0))) -> *(X, +(Y, 1)) with rule *(X', 0) -> X' at position [1,1] and matcher [X' / 1] 2.75/1.34 2.75/1.34 *(X, +(Y, 1)) -> +(*(X, +(Y, *(1, 0))), X) with rule *(X', +(Y', 1)) -> +(*(X', +(Y', *(1, 0))), X') at position [] and matcher [X' / X, Y' / Y] 2.75/1.34 2.75/1.34 Now an instance of the first term with Matcher [ ] occurs in the last term at position [0]. 2.75/1.34 2.75/1.34 Context: +([], X) 2.75/1.34 2.75/1.34 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 2.75/1.34 ---------------------------------------- 2.75/1.34 2.75/1.34 (2) 2.75/1.34 NO 2.75/1.37 EOF