7.12/2.63 NO 7.44/2.66 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 7.44/2.66 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 7.44/2.66 7.44/2.66 7.44/2.66 Termination w.r.t. Q of the given QTRS could be disproven: 7.44/2.66 7.44/2.66 (0) QTRS 7.44/2.66 (1) NonTerminationProof [COMPLETE, 381 ms] 7.44/2.66 (2) NO 7.44/2.66 7.44/2.66 7.44/2.66 ---------------------------------------- 7.44/2.66 7.44/2.66 (0) 7.44/2.66 Obligation: 7.44/2.66 Q restricted rewrite system: 7.44/2.66 The TRS R consists of the following rules: 7.44/2.66 7.44/2.66 a(x1) -> x1 7.44/2.66 a(b(x1)) -> b(c(b(a(x1)))) 7.44/2.66 b(x1) -> a(x1) 7.44/2.66 c(c(x1)) -> x1 7.44/2.66 7.44/2.66 Q is empty. 7.44/2.66 7.44/2.66 ---------------------------------------- 7.44/2.66 7.44/2.66 (1) NonTerminationProof (COMPLETE) 7.44/2.66 We used the non-termination processor [OPPELT08] to show that the SRS problem is infinite. 7.44/2.66 7.44/2.66 Found the self-embedding DerivationStructure: 7.44/2.66 "a b b c b -> a b b c b" 7.44/2.66 a b b c b -> a b b c b 7.44/2.66 by OverlapClosure OC 3"a b b c b -> b b b c b 7.44/2.66 by OverlapClosure OC 2"a b b c -> b b a 7.44/2.66 by OverlapClosure OC 3"a b b c -> b c c b a 7.44/2.66 by OverlapClosure OC 2"a b b -> b c c b a c 7.44/2.66 by OverlapClosure OC 3"a b b -> b c b c b a c 7.44/2.66 by OverlapClosure OC 3"a b b -> b c a b c 7.44/2.66 by OverlapClosure OC 3"a b b -> b c b b c 7.44/2.66 by OverlapClosure OC 2"a b -> b c b a 7.44/2.66 by original rule (OC 1)""a b -> b c 7.44/2.66 by OverlapClosure OC 2"a b -> b c b 7.44/2.66 by OverlapClosure OC 2"a b -> b c b a 7.44/2.66 by original rule (OC 1)""a -> 7.44/2.66 by original rule (OC 1)"""b -> 7.44/2.66 by OverlapClosure OC 2"b -> a 7.44/2.66 by original rule (OC 1)""a -> 7.44/2.66 by original rule (OC 1)"""""b -> a 7.44/2.66 by original rule (OC 1)"""a b -> b c b a 7.44/2.66 by original rule (OC 1)"""b -> 7.44/2.66 by OverlapClosure OC 2"b -> a 7.44/2.66 by original rule (OC 1)""a -> 7.44/2.66 by original rule (OC 1)""""c c -> 7.44/2.66 by original rule (OC 1)"""c c -> 7.44/2.66 by original rule (OC 1)"""a b -> b c b 7.44/2.66 by OverlapClosure OC 2"a b -> b c b a 7.44/2.66 by original rule (OC 1)""a -> 7.44/2.66 by original rule (OC 1)""""b -> a 7.44/2.66 by original rule (OC 1)" 7.44/2.66 7.44/2.66 ---------------------------------------- 7.44/2.66 7.44/2.66 (2) 7.44/2.66 NO 7.51/2.72 EOF