3.43/1.63 WORST_CASE(Omega(n^1), O(n^1)) 3.43/1.64 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.43/1.64 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.43/1.64 3.43/1.64 3.43/1.64 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.43/1.64 3.43/1.64 (0) CpxTRS 3.43/1.64 (1) RelTrsToTrsProof [UPPER BOUND(ID), 0 ms] 3.43/1.64 (2) CpxTRS 3.43/1.64 (3) CpxTrsMatchBoundsTAProof [FINISHED, 0 ms] 3.43/1.64 (4) BOUNDS(1, n^1) 3.43/1.64 (5) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.43/1.64 (6) TRS for Loop Detection 3.43/1.64 (7) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.43/1.64 (8) BEST 3.43/1.64 (9) proven lower bound 3.43/1.64 (10) LowerBoundPropagationProof [FINISHED, 0 ms] 3.43/1.64 (11) BOUNDS(n^1, INF) 3.43/1.64 (12) TRS for Loop Detection 3.43/1.64 3.43/1.64 3.43/1.64 ---------------------------------------- 3.43/1.64 3.43/1.64 (0) 3.43/1.64 Obligation: 3.43/1.64 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.43/1.64 3.43/1.64 3.43/1.64 The TRS R consists of the following rules: 3.43/1.64 3.43/1.64 +(0, y) -> y 3.43/1.64 +(s(x), y) -> s(+(x, y)) 3.43/1.64 -(0, y) -> 0 3.43/1.64 -(x, 0) -> x 3.43/1.64 -(s(x), s(y)) -> -(x, y) 3.43/1.64 3.43/1.64 S is empty. 3.43/1.64 Rewrite Strategy: FULL 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (1) RelTrsToTrsProof (UPPER BOUND(ID)) 3.43/1.65 transformed relative TRS to TRS 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (2) 3.43/1.65 Obligation: 3.43/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 3.43/1.65 3.43/1.65 3.43/1.65 The TRS R consists of the following rules: 3.43/1.65 3.43/1.65 +(0, y) -> y 3.43/1.65 +(s(x), y) -> s(+(x, y)) 3.43/1.65 -(0, y) -> 0 3.43/1.65 -(x, 0) -> x 3.43/1.65 -(s(x), s(y)) -> -(x, y) 3.43/1.65 3.43/1.65 S is empty. 3.43/1.65 Rewrite Strategy: FULL 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (3) CpxTrsMatchBoundsTAProof (FINISHED) 3.43/1.65 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 1. 3.43/1.65 3.43/1.65 The compatible tree automaton used to show the Match-Boundedness (for constructor-based start-terms) is represented by: 3.43/1.65 final states : [1, 2] 3.43/1.65 transitions: 3.43/1.65 00() -> 0 3.43/1.65 s0(0) -> 0 3.43/1.65 +0(0, 0) -> 1 3.43/1.65 -0(0, 0) -> 2 3.43/1.65 +1(0, 0) -> 3 3.43/1.65 s1(3) -> 1 3.43/1.65 01() -> 2 3.43/1.65 -1(0, 0) -> 2 3.43/1.65 s1(3) -> 3 3.43/1.65 0 -> 1 3.43/1.65 0 -> 2 3.43/1.65 0 -> 3 3.43/1.65 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (4) 3.43/1.65 BOUNDS(1, n^1) 3.43/1.65 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (5) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.43/1.65 Transformed a relative TRS into a decreasing-loop problem. 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (6) 3.43/1.65 Obligation: 3.43/1.65 Analyzing the following TRS for decreasing loops: 3.43/1.65 3.43/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.43/1.65 3.43/1.65 3.43/1.65 The TRS R consists of the following rules: 3.43/1.65 3.43/1.65 +(0, y) -> y 3.43/1.65 +(s(x), y) -> s(+(x, y)) 3.43/1.65 -(0, y) -> 0 3.43/1.65 -(x, 0) -> x 3.43/1.65 -(s(x), s(y)) -> -(x, y) 3.43/1.65 3.43/1.65 S is empty. 3.43/1.65 Rewrite Strategy: FULL 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (7) DecreasingLoopProof (LOWER BOUND(ID)) 3.43/1.65 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.43/1.65 3.43/1.65 The rewrite sequence 3.43/1.65 3.43/1.65 -(s(x), s(y)) ->^+ -(x, y) 3.43/1.65 3.43/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 3.43/1.65 3.43/1.65 The pumping substitution is [x / s(x), y / s(y)]. 3.43/1.65 3.43/1.65 The result substitution is [ ]. 3.43/1.65 3.43/1.65 3.43/1.65 3.43/1.65 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (8) 3.43/1.65 Complex Obligation (BEST) 3.43/1.65 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (9) 3.43/1.65 Obligation: 3.43/1.65 Proved the lower bound n^1 for the following obligation: 3.43/1.65 3.43/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.43/1.65 3.43/1.65 3.43/1.65 The TRS R consists of the following rules: 3.43/1.65 3.43/1.65 +(0, y) -> y 3.43/1.65 +(s(x), y) -> s(+(x, y)) 3.43/1.65 -(0, y) -> 0 3.43/1.65 -(x, 0) -> x 3.43/1.65 -(s(x), s(y)) -> -(x, y) 3.43/1.65 3.43/1.65 S is empty. 3.43/1.65 Rewrite Strategy: FULL 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (10) LowerBoundPropagationProof (FINISHED) 3.43/1.65 Propagated lower bound. 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (11) 3.43/1.65 BOUNDS(n^1, INF) 3.43/1.65 3.43/1.65 ---------------------------------------- 3.43/1.65 3.43/1.65 (12) 3.43/1.65 Obligation: 3.43/1.65 Analyzing the following TRS for decreasing loops: 3.43/1.65 3.43/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.43/1.65 3.43/1.65 3.43/1.65 The TRS R consists of the following rules: 3.43/1.65 3.43/1.65 +(0, y) -> y 3.43/1.65 +(s(x), y) -> s(+(x, y)) 3.43/1.65 -(0, y) -> 0 3.43/1.65 -(x, 0) -> x 3.43/1.65 -(s(x), s(y)) -> -(x, y) 3.43/1.65 3.43/1.65 S is empty. 3.43/1.65 Rewrite Strategy: FULL 3.43/1.67 EOF