2.31/1.28 NO 2.55/1.28 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 2.55/1.28 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.55/1.28 2.55/1.28 2.55/1.28 Outermost Termination of the given OTRS could be disproven: 2.55/1.28 2.55/1.28 (0) OTRS 2.55/1.28 (1) OutermostNonTerminationProof [COMPLETE, 0 ms] 2.55/1.28 (2) NO 2.55/1.28 2.55/1.28 2.55/1.28 ---------------------------------------- 2.55/1.28 2.55/1.28 (0) 2.55/1.28 Obligation: 2.55/1.28 Term rewrite system R: 2.55/1.28 The TRS R consists of the following rules: 2.55/1.28 2.55/1.28 sel(0, cons) -> X 2.55/1.28 sel(s, cons) -> sel(X, Z) 2.55/1.28 dbl1(s) -> s1(s1(dbl1(X))) 2.55/1.28 sel1(0, cons) -> X 2.55/1.28 sel1(s, cons) -> sel1(X, Z) 2.55/1.28 quote(s) -> s1(quote(X)) 2.55/1.28 dbl(0) -> 0 2.55/1.28 dbl(s) -> s 2.55/1.28 dbls(nil) -> nil 2.55/1.28 dbls(cons) -> cons 2.55/1.28 indx(nil) -> nil 2.55/1.28 indx(cons) -> cons 2.55/1.28 from -> cons 2.55/1.28 dbl1(0) -> 01 2.55/1.28 quote(0) -> 01 2.55/1.28 quote(dbl(X)) -> dbl1(X) 2.55/1.28 quote(sel(X, Y)) -> sel1(X, Y) 2.55/1.28 2.55/1.28 2.55/1.28 2.55/1.28 Outermost Strategy. 2.55/1.28 2.55/1.28 ---------------------------------------- 2.55/1.28 2.55/1.28 (1) OutermostNonTerminationProof (COMPLETE) 2.55/1.28 Term rewrite system R: 2.55/1.28 The TRS R consists of the following rules: 2.55/1.28 2.55/1.28 sel(0, cons) -> X 2.55/1.28 sel(s, cons) -> sel(X, Z) 2.55/1.28 dbl1(s) -> s1(s1(dbl1(X))) 2.55/1.28 sel1(0, cons) -> X 2.55/1.28 sel1(s, cons) -> sel1(X, Z) 2.55/1.28 quote(s) -> s1(quote(X)) 2.55/1.28 dbl(0) -> 0 2.55/1.28 dbl(s) -> s 2.55/1.28 dbls(nil) -> nil 2.55/1.28 dbls(cons) -> cons 2.55/1.28 indx(nil) -> nil 2.55/1.28 indx(cons) -> cons 2.55/1.28 from -> cons 2.55/1.28 dbl1(0) -> 01 2.55/1.28 quote(0) -> 01 2.55/1.28 quote(dbl(X)) -> dbl1(X) 2.55/1.28 quote(sel(X, Y)) -> sel1(X, Y) 2.55/1.28 2.55/1.28 2.55/1.28 2.55/1.28 Outermost Strategy. 2.55/1.28 2.55/1.28 ---------- Loop: ---------- 2.55/1.28 2.55/1.28 sel(0, cons) -> sel(0, cons) with rule sel(0, cons) -> X at position [] and matcher [X / sel(0, cons)] 2.55/1.28 2.55/1.28 Now an instance of the first term with Matcher [ ] occurs in the last term at position []. 2.55/1.28 2.55/1.28 Context: [] 2.55/1.28 2.55/1.28 We used [THIEMANN_LOOPS_UNDER_STRATEGIES] to show that this Loop is an Outermost-Loop. 2.55/1.28 ---------------------------------------- 2.55/1.28 2.55/1.28 (2) 2.55/1.28 NO 2.55/1.32 EOF