3.53/1.61 WORST_CASE(Omega(n^1), O(n^1)) 3.53/1.62 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.53/1.62 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.53/1.62 3.53/1.62 3.53/1.62 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.53/1.62 3.53/1.62 (0) CpxTRS 3.53/1.62 (1) RelTrsToTrsProof [UPPER BOUND(ID), 0 ms] 3.53/1.62 (2) CpxTRS 3.53/1.62 (3) CpxTrsMatchBoundsTAProof [FINISHED, 48 ms] 3.53/1.62 (4) BOUNDS(1, n^1) 3.53/1.62 (5) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.53/1.62 (6) TRS for Loop Detection 3.53/1.62 (7) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.53/1.62 (8) BEST 3.53/1.62 (9) proven lower bound 3.53/1.62 (10) LowerBoundPropagationProof [FINISHED, 0 ms] 3.53/1.62 (11) BOUNDS(n^1, INF) 3.53/1.62 (12) TRS for Loop Detection 3.53/1.62 3.53/1.62 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (0) 3.53/1.62 Obligation: 3.53/1.62 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.53/1.62 3.53/1.62 3.53/1.62 The TRS R consists of the following rules: 3.53/1.62 3.53/1.62 not(true) -> false 3.53/1.62 not(false) -> true 3.53/1.62 odd(0) -> false 3.53/1.62 odd(s(x)) -> not(odd(x)) 3.53/1.62 +(x, 0) -> x 3.53/1.62 +(x, s(y)) -> s(+(x, y)) 3.53/1.62 +(s(x), y) -> s(+(x, y)) 3.53/1.62 3.53/1.62 S is empty. 3.53/1.62 Rewrite Strategy: INNERMOST 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (1) RelTrsToTrsProof (UPPER BOUND(ID)) 3.53/1.62 transformed relative TRS to TRS 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (2) 3.53/1.62 Obligation: 3.53/1.62 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 3.53/1.62 3.53/1.62 3.53/1.62 The TRS R consists of the following rules: 3.53/1.62 3.53/1.62 not(true) -> false 3.53/1.62 not(false) -> true 3.53/1.62 odd(0) -> false 3.53/1.62 odd(s(x)) -> not(odd(x)) 3.53/1.62 +(x, 0) -> x 3.53/1.62 +(x, s(y)) -> s(+(x, y)) 3.53/1.62 +(s(x), y) -> s(+(x, y)) 3.53/1.62 3.53/1.62 S is empty. 3.53/1.62 Rewrite Strategy: INNERMOST 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (3) CpxTrsMatchBoundsTAProof (FINISHED) 3.53/1.62 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. 3.53/1.62 3.53/1.62 The compatible tree automaton used to show the Match-Boundedness (for constructor-based start-terms) is represented by: 3.53/1.62 final states : [1, 2, 3] 3.53/1.62 transitions: 3.53/1.62 true0() -> 0 3.53/1.62 false0() -> 0 3.53/1.62 00() -> 0 3.53/1.62 s0(0) -> 0 3.53/1.62 not0(0) -> 1 3.53/1.62 odd0(0) -> 2 3.53/1.62 +0(0, 0) -> 3 3.53/1.62 false1() -> 1 3.53/1.62 true1() -> 1 3.53/1.62 false1() -> 2 3.53/1.62 odd1(0) -> 4 3.53/1.62 not1(4) -> 2 3.53/1.62 +1(0, 0) -> 5 3.53/1.62 s1(5) -> 3 3.53/1.62 false1() -> 4 3.53/1.62 not1(4) -> 4 3.53/1.62 s1(5) -> 5 3.53/1.62 true2() -> 2 3.53/1.62 true2() -> 4 3.53/1.62 false2() -> 2 3.53/1.62 false2() -> 4 3.53/1.62 0 -> 3 3.53/1.62 0 -> 5 3.53/1.62 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (4) 3.53/1.62 BOUNDS(1, n^1) 3.53/1.62 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (5) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.53/1.62 Transformed a relative TRS into a decreasing-loop problem. 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (6) 3.53/1.62 Obligation: 3.53/1.62 Analyzing the following TRS for decreasing loops: 3.53/1.62 3.53/1.62 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.53/1.62 3.53/1.62 3.53/1.62 The TRS R consists of the following rules: 3.53/1.62 3.53/1.62 not(true) -> false 3.53/1.62 not(false) -> true 3.53/1.62 odd(0) -> false 3.53/1.62 odd(s(x)) -> not(odd(x)) 3.53/1.62 +(x, 0) -> x 3.53/1.62 +(x, s(y)) -> s(+(x, y)) 3.53/1.62 +(s(x), y) -> s(+(x, y)) 3.53/1.62 3.53/1.62 S is empty. 3.53/1.62 Rewrite Strategy: INNERMOST 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (7) DecreasingLoopProof (LOWER BOUND(ID)) 3.53/1.62 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.53/1.62 3.53/1.62 The rewrite sequence 3.53/1.62 3.53/1.62 +(x, s(y)) ->^+ s(+(x, y)) 3.53/1.62 3.53/1.62 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 3.53/1.62 3.53/1.62 The pumping substitution is [y / s(y)]. 3.53/1.62 3.53/1.62 The result substitution is [ ]. 3.53/1.62 3.53/1.62 3.53/1.62 3.53/1.62 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (8) 3.53/1.62 Complex Obligation (BEST) 3.53/1.62 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (9) 3.53/1.62 Obligation: 3.53/1.62 Proved the lower bound n^1 for the following obligation: 3.53/1.62 3.53/1.62 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.53/1.62 3.53/1.62 3.53/1.62 The TRS R consists of the following rules: 3.53/1.62 3.53/1.62 not(true) -> false 3.53/1.62 not(false) -> true 3.53/1.62 odd(0) -> false 3.53/1.62 odd(s(x)) -> not(odd(x)) 3.53/1.62 +(x, 0) -> x 3.53/1.62 +(x, s(y)) -> s(+(x, y)) 3.53/1.62 +(s(x), y) -> s(+(x, y)) 3.53/1.62 3.53/1.62 S is empty. 3.53/1.62 Rewrite Strategy: INNERMOST 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (10) LowerBoundPropagationProof (FINISHED) 3.53/1.62 Propagated lower bound. 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (11) 3.53/1.62 BOUNDS(n^1, INF) 3.53/1.62 3.53/1.62 ---------------------------------------- 3.53/1.62 3.53/1.62 (12) 3.53/1.62 Obligation: 3.53/1.62 Analyzing the following TRS for decreasing loops: 3.53/1.62 3.53/1.62 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.53/1.62 3.53/1.62 3.53/1.62 The TRS R consists of the following rules: 3.53/1.62 3.53/1.62 not(true) -> false 3.53/1.62 not(false) -> true 3.53/1.62 odd(0) -> false 3.53/1.62 odd(s(x)) -> not(odd(x)) 3.53/1.62 +(x, 0) -> x 3.53/1.62 +(x, s(y)) -> s(+(x, y)) 3.53/1.62 +(s(x), y) -> s(+(x, y)) 3.53/1.62 3.53/1.62 S is empty. 3.53/1.62 Rewrite Strategy: INNERMOST 3.53/1.65 EOF