3.24/1.66 WORST_CASE(Omega(n^1), O(n^1)) 3.24/1.67 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.24/1.67 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.24/1.67 3.24/1.67 3.24/1.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.24/1.67 3.24/1.67 (0) CpxTRS 3.24/1.67 (1) RelTrsToTrsProof [UPPER BOUND(ID), 0 ms] 3.24/1.67 (2) CpxTRS 3.24/1.67 (3) CpxTrsMatchBoundsTAProof [FINISHED, 34 ms] 3.24/1.67 (4) BOUNDS(1, n^1) 3.24/1.67 (5) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.24/1.67 (6) TRS for Loop Detection 3.24/1.67 (7) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.24/1.67 (8) BEST 3.24/1.67 (9) proven lower bound 3.24/1.67 (10) LowerBoundPropagationProof [FINISHED, 0 ms] 3.24/1.67 (11) BOUNDS(n^1, INF) 3.24/1.67 (12) TRS for Loop Detection 3.24/1.67 3.24/1.67 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (0) 3.24/1.67 Obligation: 3.24/1.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.24/1.67 3.24/1.67 3.24/1.67 The TRS R consists of the following rules: 3.24/1.67 3.24/1.67 f(c(X, s(Y))) -> f(c(s(X), Y)) 3.24/1.67 g(c(s(X), Y)) -> f(c(X, s(Y))) 3.24/1.67 3.24/1.67 S is empty. 3.24/1.67 Rewrite Strategy: FULL 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (1) RelTrsToTrsProof (UPPER BOUND(ID)) 3.24/1.67 transformed relative TRS to TRS 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (2) 3.24/1.67 Obligation: 3.24/1.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 3.24/1.67 3.24/1.67 3.24/1.67 The TRS R consists of the following rules: 3.24/1.67 3.24/1.67 f(c(X, s(Y))) -> f(c(s(X), Y)) 3.24/1.67 g(c(s(X), Y)) -> f(c(X, s(Y))) 3.24/1.67 3.24/1.67 S is empty. 3.24/1.67 Rewrite Strategy: FULL 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (3) CpxTrsMatchBoundsTAProof (FINISHED) 3.24/1.67 A linear upper bound on the runtime complexity of the TRS R could be shown with a Match-Bound[TAB_LEFTLINEAR,TAB_NONLEFTLINEAR] (for contructor-based start-terms) of 2. 3.24/1.67 3.24/1.67 The compatible tree automaton used to show the Match-Boundedness (for constructor-based start-terms) is represented by: 3.24/1.67 final states : [1, 2] 3.24/1.67 transitions: 3.24/1.67 c0(0, 0) -> 0 3.24/1.67 s0(0) -> 0 3.24/1.67 f0(0) -> 1 3.24/1.67 g0(0) -> 2 3.24/1.67 s1(0) -> 4 3.24/1.67 c1(4, 0) -> 3 3.24/1.67 f1(3) -> 1 3.24/1.67 s1(0) -> 6 3.24/1.67 c1(0, 6) -> 5 3.24/1.67 f1(5) -> 2 3.24/1.67 s1(4) -> 4 3.24/1.67 s2(0) -> 8 3.24/1.67 c2(8, 0) -> 7 3.24/1.67 f2(7) -> 2 3.24/1.67 s1(8) -> 4 3.24/1.67 f1(3) -> 2 3.24/1.67 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (4) 3.24/1.67 BOUNDS(1, n^1) 3.24/1.67 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (5) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.24/1.67 Transformed a relative TRS into a decreasing-loop problem. 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (6) 3.24/1.67 Obligation: 3.24/1.67 Analyzing the following TRS for decreasing loops: 3.24/1.67 3.24/1.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.24/1.67 3.24/1.67 3.24/1.67 The TRS R consists of the following rules: 3.24/1.67 3.24/1.67 f(c(X, s(Y))) -> f(c(s(X), Y)) 3.24/1.67 g(c(s(X), Y)) -> f(c(X, s(Y))) 3.24/1.67 3.24/1.67 S is empty. 3.24/1.67 Rewrite Strategy: FULL 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (7) DecreasingLoopProof (LOWER BOUND(ID)) 3.24/1.67 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.24/1.67 3.24/1.67 The rewrite sequence 3.24/1.67 3.24/1.67 f(c(X, s(Y))) ->^+ f(c(s(X), Y)) 3.24/1.67 3.24/1.67 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 3.24/1.67 3.24/1.67 The pumping substitution is [Y / s(Y)]. 3.24/1.67 3.24/1.67 The result substitution is [X / s(X)]. 3.24/1.67 3.24/1.67 3.24/1.67 3.24/1.67 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (8) 3.24/1.67 Complex Obligation (BEST) 3.24/1.67 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (9) 3.24/1.67 Obligation: 3.24/1.67 Proved the lower bound n^1 for the following obligation: 3.24/1.67 3.24/1.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.24/1.67 3.24/1.67 3.24/1.67 The TRS R consists of the following rules: 3.24/1.67 3.24/1.67 f(c(X, s(Y))) -> f(c(s(X), Y)) 3.24/1.67 g(c(s(X), Y)) -> f(c(X, s(Y))) 3.24/1.67 3.24/1.67 S is empty. 3.24/1.67 Rewrite Strategy: FULL 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (10) LowerBoundPropagationProof (FINISHED) 3.24/1.67 Propagated lower bound. 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (11) 3.24/1.67 BOUNDS(n^1, INF) 3.24/1.67 3.24/1.67 ---------------------------------------- 3.24/1.67 3.24/1.67 (12) 3.24/1.67 Obligation: 3.24/1.67 Analyzing the following TRS for decreasing loops: 3.24/1.67 3.24/1.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.24/1.67 3.24/1.67 3.24/1.67 The TRS R consists of the following rules: 3.24/1.67 3.24/1.67 f(c(X, s(Y))) -> f(c(s(X), Y)) 3.24/1.67 g(c(s(X), Y)) -> f(c(X, s(Y))) 3.24/1.67 3.24/1.67 S is empty. 3.24/1.67 Rewrite Strategy: FULL 3.46/1.70 EOF