3.35/1.66 WORST_CASE(NON_POLY, ?) 3.35/1.68 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.35/1.68 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.35/1.68 3.35/1.68 3.35/1.68 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 3.35/1.68 3.35/1.68 (0) CpxTRS 3.35/1.68 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.35/1.68 (2) TRS for Loop Detection 3.35/1.68 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.35/1.68 (4) BEST 3.35/1.68 (5) proven lower bound 3.35/1.68 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 3.35/1.68 (7) BOUNDS(n^1, INF) 3.35/1.68 (8) TRS for Loop Detection 3.35/1.68 (9) InfiniteLowerBoundProof [FINISHED, 29 ms] 3.35/1.68 (10) BOUNDS(INF, INF) 3.35/1.68 3.35/1.68 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (0) 3.35/1.68 Obligation: 3.35/1.68 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 3.35/1.68 3.35/1.68 3.35/1.68 The TRS R consists of the following rules: 3.35/1.68 3.35/1.68 immatcopy(Cons(x, xs)) -> Cons(Nil, immatcopy(xs)) 3.35/1.68 nestimeql(Nil) -> number42(Nil) 3.35/1.68 nestimeql(Cons(x, xs)) -> nestimeql(immatcopy(Cons(x, xs))) 3.35/1.68 immatcopy(Nil) -> Nil 3.35/1.68 number42(x) -> Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Nil)))))))))))))))))))))))))))))))))))))))))) 3.35/1.68 goal(x) -> nestimeql(x) 3.35/1.68 3.35/1.68 S is empty. 3.35/1.68 Rewrite Strategy: INNERMOST 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.35/1.68 Transformed a relative TRS into a decreasing-loop problem. 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (2) 3.35/1.68 Obligation: 3.35/1.68 Analyzing the following TRS for decreasing loops: 3.35/1.68 3.35/1.68 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 3.35/1.68 3.35/1.68 3.35/1.68 The TRS R consists of the following rules: 3.35/1.68 3.35/1.68 immatcopy(Cons(x, xs)) -> Cons(Nil, immatcopy(xs)) 3.35/1.68 nestimeql(Nil) -> number42(Nil) 3.35/1.68 nestimeql(Cons(x, xs)) -> nestimeql(immatcopy(Cons(x, xs))) 3.35/1.68 immatcopy(Nil) -> Nil 3.35/1.68 number42(x) -> Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Nil)))))))))))))))))))))))))))))))))))))))))) 3.35/1.68 goal(x) -> nestimeql(x) 3.35/1.68 3.35/1.68 S is empty. 3.35/1.68 Rewrite Strategy: INNERMOST 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (3) DecreasingLoopProof (LOWER BOUND(ID)) 3.35/1.68 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.35/1.68 3.35/1.68 The rewrite sequence 3.35/1.68 3.35/1.68 immatcopy(Cons(x, xs)) ->^+ Cons(Nil, immatcopy(xs)) 3.35/1.68 3.35/1.68 gives rise to a decreasing loop by considering the right hand sides subterm at position [1]. 3.35/1.68 3.35/1.68 The pumping substitution is [xs / Cons(x, xs)]. 3.35/1.68 3.35/1.68 The result substitution is [ ]. 3.35/1.68 3.35/1.68 3.35/1.68 3.35/1.68 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (4) 3.35/1.68 Complex Obligation (BEST) 3.35/1.68 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (5) 3.35/1.68 Obligation: 3.35/1.68 Proved the lower bound n^1 for the following obligation: 3.35/1.68 3.35/1.68 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 3.35/1.68 3.35/1.68 3.35/1.68 The TRS R consists of the following rules: 3.35/1.68 3.35/1.68 immatcopy(Cons(x, xs)) -> Cons(Nil, immatcopy(xs)) 3.35/1.68 nestimeql(Nil) -> number42(Nil) 3.35/1.68 nestimeql(Cons(x, xs)) -> nestimeql(immatcopy(Cons(x, xs))) 3.35/1.68 immatcopy(Nil) -> Nil 3.35/1.68 number42(x) -> Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Nil)))))))))))))))))))))))))))))))))))))))))) 3.35/1.68 goal(x) -> nestimeql(x) 3.35/1.68 3.35/1.68 S is empty. 3.35/1.68 Rewrite Strategy: INNERMOST 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (6) LowerBoundPropagationProof (FINISHED) 3.35/1.68 Propagated lower bound. 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (7) 3.35/1.68 BOUNDS(n^1, INF) 3.35/1.68 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (8) 3.35/1.68 Obligation: 3.35/1.68 Analyzing the following TRS for decreasing loops: 3.35/1.68 3.35/1.68 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 3.35/1.68 3.35/1.68 3.35/1.68 The TRS R consists of the following rules: 3.35/1.68 3.35/1.68 immatcopy(Cons(x, xs)) -> Cons(Nil, immatcopy(xs)) 3.35/1.68 nestimeql(Nil) -> number42(Nil) 3.35/1.68 nestimeql(Cons(x, xs)) -> nestimeql(immatcopy(Cons(x, xs))) 3.35/1.68 immatcopy(Nil) -> Nil 3.35/1.68 number42(x) -> Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Cons(Nil, Nil)))))))))))))))))))))))))))))))))))))))))) 3.35/1.68 goal(x) -> nestimeql(x) 3.35/1.68 3.35/1.68 S is empty. 3.35/1.68 Rewrite Strategy: INNERMOST 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (9) InfiniteLowerBoundProof (FINISHED) 3.35/1.68 The following loop proves infinite runtime complexity: 3.35/1.68 3.35/1.68 The rewrite sequence 3.35/1.68 3.35/1.68 nestimeql(Cons(x, xs)) ->^+ nestimeql(Cons(Nil, immatcopy(xs))) 3.35/1.68 3.35/1.68 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 3.35/1.68 3.35/1.68 The pumping substitution is [ ]. 3.35/1.68 3.35/1.68 The result substitution is [x / Nil, xs / immatcopy(xs)]. 3.35/1.68 3.35/1.68 3.35/1.68 3.35/1.68 3.35/1.68 ---------------------------------------- 3.35/1.68 3.35/1.68 (10) 3.35/1.68 BOUNDS(INF, INF) 3.48/1.71 EOF