3.28/1.61 WORST_CASE(NON_POLY, ?) 3.28/1.62 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.28/1.62 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.28/1.62 3.28/1.62 3.28/1.62 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.28/1.62 3.28/1.62 (0) CpxTRS 3.28/1.62 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.28/1.62 (2) TRS for Loop Detection 3.28/1.62 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.28/1.62 (4) BEST 3.28/1.62 (5) proven lower bound 3.28/1.62 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 3.28/1.62 (7) BOUNDS(n^1, INF) 3.28/1.62 (8) TRS for Loop Detection 3.28/1.62 (9) DecreasingLoopProof [FINISHED, 0 ms] 3.28/1.62 (10) BOUNDS(EXP, INF) 3.28/1.62 3.28/1.62 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (0) 3.28/1.62 Obligation: 3.28/1.62 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.28/1.62 3.28/1.62 3.28/1.62 The TRS R consists of the following rules: 3.28/1.62 3.28/1.62 a__f(g(X), Y) -> a__f(mark(X), f(g(X), Y)) 3.28/1.62 mark(f(X1, X2)) -> a__f(mark(X1), X2) 3.28/1.62 mark(g(X)) -> g(mark(X)) 3.28/1.62 a__f(X1, X2) -> f(X1, X2) 3.28/1.62 3.28/1.62 S is empty. 3.28/1.62 Rewrite Strategy: FULL 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.28/1.62 Transformed a relative TRS into a decreasing-loop problem. 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (2) 3.28/1.62 Obligation: 3.28/1.62 Analyzing the following TRS for decreasing loops: 3.28/1.62 3.28/1.62 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.28/1.62 3.28/1.62 3.28/1.62 The TRS R consists of the following rules: 3.28/1.62 3.28/1.62 a__f(g(X), Y) -> a__f(mark(X), f(g(X), Y)) 3.28/1.62 mark(f(X1, X2)) -> a__f(mark(X1), X2) 3.28/1.62 mark(g(X)) -> g(mark(X)) 3.28/1.62 a__f(X1, X2) -> f(X1, X2) 3.28/1.62 3.28/1.62 S is empty. 3.28/1.62 Rewrite Strategy: FULL 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (3) DecreasingLoopProof (LOWER BOUND(ID)) 3.28/1.62 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.28/1.62 3.28/1.62 The rewrite sequence 3.28/1.62 3.28/1.62 mark(f(X1, X2)) ->^+ a__f(mark(X1), X2) 3.28/1.62 3.28/1.62 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 3.28/1.62 3.28/1.62 The pumping substitution is [X1 / f(X1, X2)]. 3.28/1.62 3.28/1.62 The result substitution is [ ]. 3.28/1.62 3.28/1.62 3.28/1.62 3.28/1.62 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (4) 3.28/1.62 Complex Obligation (BEST) 3.28/1.62 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (5) 3.28/1.62 Obligation: 3.28/1.62 Proved the lower bound n^1 for the following obligation: 3.28/1.62 3.28/1.62 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.28/1.62 3.28/1.62 3.28/1.62 The TRS R consists of the following rules: 3.28/1.62 3.28/1.62 a__f(g(X), Y) -> a__f(mark(X), f(g(X), Y)) 3.28/1.62 mark(f(X1, X2)) -> a__f(mark(X1), X2) 3.28/1.62 mark(g(X)) -> g(mark(X)) 3.28/1.62 a__f(X1, X2) -> f(X1, X2) 3.28/1.62 3.28/1.62 S is empty. 3.28/1.62 Rewrite Strategy: FULL 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (6) LowerBoundPropagationProof (FINISHED) 3.28/1.62 Propagated lower bound. 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (7) 3.28/1.62 BOUNDS(n^1, INF) 3.28/1.62 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (8) 3.28/1.62 Obligation: 3.28/1.62 Analyzing the following TRS for decreasing loops: 3.28/1.62 3.28/1.62 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.28/1.62 3.28/1.62 3.28/1.62 The TRS R consists of the following rules: 3.28/1.62 3.28/1.62 a__f(g(X), Y) -> a__f(mark(X), f(g(X), Y)) 3.28/1.62 mark(f(X1, X2)) -> a__f(mark(X1), X2) 3.28/1.62 mark(g(X)) -> g(mark(X)) 3.28/1.62 a__f(X1, X2) -> f(X1, X2) 3.28/1.62 3.28/1.62 S is empty. 3.28/1.62 Rewrite Strategy: FULL 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (9) DecreasingLoopProof (FINISHED) 3.28/1.62 The following loop(s) give(s) rise to the lower bound EXP: 3.28/1.62 3.28/1.62 The rewrite sequence 3.28/1.62 3.28/1.62 mark(f(g(X1_0), X2)) ->^+ a__f(mark(mark(X1_0)), f(g(mark(X1_0)), X2)) 3.28/1.62 3.28/1.62 gives rise to a decreasing loop by considering the right hand sides subterm at position [0,0]. 3.28/1.62 3.28/1.62 The pumping substitution is [X1_0 / f(g(X1_0), X2)]. 3.28/1.62 3.28/1.62 The result substitution is [ ]. 3.28/1.62 3.28/1.62 3.28/1.62 3.28/1.62 The rewrite sequence 3.28/1.62 3.28/1.62 mark(f(g(X1_0), X2)) ->^+ a__f(mark(mark(X1_0)), f(g(mark(X1_0)), X2)) 3.28/1.62 3.28/1.62 gives rise to a decreasing loop by considering the right hand sides subterm at position [1,0,0]. 3.28/1.62 3.28/1.62 The pumping substitution is [X1_0 / f(g(X1_0), X2)]. 3.28/1.62 3.28/1.62 The result substitution is [ ]. 3.28/1.62 3.28/1.62 3.28/1.62 3.28/1.62 3.28/1.62 ---------------------------------------- 3.28/1.62 3.28/1.62 (10) 3.28/1.62 BOUNDS(EXP, INF) 3.54/1.65 EOF