3.21/1.41 NO 3.21/1.41 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.21/1.41 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.21/1.41 3.21/1.41 3.21/1.41 Outermost Termination of the given OTRS could be disproven: 3.21/1.41 3.21/1.41 (0) OTRS 3.21/1.41 (1) OutermostNonTerminationProof [COMPLETE, 172 ms] 3.21/1.41 (2) NO 3.21/1.41 3.21/1.41 3.21/1.41 ---------------------------------------- 3.21/1.41 3.21/1.41 (0) 3.21/1.41 Obligation: 3.21/1.41 Term rewrite system R: 3.21/1.41 The TRS R consists of the following rules: 3.21/1.41 3.21/1.41 +(x, +(y, z)) -> +(+(x, y), z) 3.21/1.41 *(x, +(y, z)) -> +(*(x, y), *(x, z)) 3.21/1.41 +(+(x, *(y, z)), *(y, u)) -> +(x, *(y, +(z, u))) 3.21/1.41 3.21/1.41 3.21/1.41 3.21/1.41 Outermost Strategy. 3.21/1.41 3.21/1.41 ---------------------------------------- 3.21/1.41 3.21/1.41 (1) OutermostNonTerminationProof (COMPLETE) 3.21/1.41 Term rewrite system R: 3.21/1.41 The TRS R consists of the following rules: 3.21/1.41 3.21/1.41 +(x, +(y, z)) -> +(+(x, y), z) 3.21/1.41 *(x, +(y, z)) -> +(*(x, y), *(x, z)) 3.21/1.41 +(+(x, *(y, z)), *(y, u)) -> +(x, *(y, +(z, u))) 3.21/1.41 3.21/1.41 3.21/1.41 3.21/1.41 Outermost Strategy. 3.21/1.41 3.21/1.41 ---------- Loop: ---------- 3.21/1.41 3.21/1.41 +(+(x'', *(y, z)), *(y, u)) -> +(x'', *(y, +(z, u))) with rule +(+(x, *(y', z')), *(y', u')) -> +(x, *(y', +(z', u'))) at position [] and matcher [x / x'', y' / y, z' / z, u' / u] 3.21/1.41 3.21/1.41 +(x'', *(y, +(z, u))) -> +(x'', +(*(y, z), *(y, u))) with rule *(x', +(y', z')) -> +(*(x', y'), *(x', z')) at position [1] and matcher [x' / y, y' / z, z' / u] 3.21/1.41 3.21/1.41 +(x'', +(*(y, z), *(y, u))) -> +(+(x'', *(y, z)), *(y, u)) with rule +(x, +(y', z')) -> +(+(x, y'), z') at position [] and matcher [x / x'', y' / *(y, z), z' / *(y, u)] 3.21/1.41 3.21/1.41 Now an instance of the first term with Matcher [ ] occurs in the last term at position []. 3.21/1.41 3.21/1.41 Context: [] 3.21/1.41 3.21/1.41 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 3.21/1.41 ---------------------------------------- 3.21/1.41 3.21/1.41 (2) 3.21/1.41 NO 3.21/1.44 EOF