3.05/2.57 WORST_CASE(Omega(n^1), O(n^1)) 3.05/2.58 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.05/2.58 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.05/2.58 3.05/2.58 3.05/2.58 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.05/2.58 3.05/2.58 (0) CpxTRS 3.05/2.58 (1) RelTrsToTrsProof [UPPER BOUND(ID), 0 ms] 3.05/2.58 (2) CpxTRS 3.05/2.58 (3) CpxTrsMatchBoundsTAProof [FINISHED, 40 ms] 3.05/2.58 (4) BOUNDS(1, n^1) 3.05/2.58 (5) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.05/2.58 (6) TRS for Loop Detection 3.05/2.58 (7) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.05/2.58 (8) BEST 3.05/2.58 (9) proven lower bound 3.05/2.58 (10) LowerBoundPropagationProof [FINISHED, 0 ms] 3.05/2.58 (11) BOUNDS(n^1, INF) 3.05/2.58 (12) TRS for Loop Detection 3.05/2.58 3.05/2.58 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (0) 3.05/2.58 Obligation: 3.05/2.58 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.05/2.58 3.05/2.58 3.05/2.58 The TRS R consists of the following rules: 3.05/2.58 3.05/2.58 plus#2(0, x12) -> x12 3.05/2.58 plus#2(S(x4), x2) -> S(plus#2(x4, x2)) 3.05/2.58 fold#3(Nil) -> 0 3.05/2.58 fold#3(Cons(x4, x2)) -> plus#2(x4, fold#3(x2)) 3.05/2.58 main(x1) -> fold#3(x1) 3.05/2.58 3.05/2.58 S is empty. 3.05/2.58 Rewrite Strategy: INNERMOST 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (1) RelTrsToTrsProof (UPPER BOUND(ID)) 3.05/2.58 transformed relative TRS to TRS 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (2) 3.05/2.58 Obligation: 3.05/2.58 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 3.05/2.58 3.05/2.58 3.05/2.58 The TRS R consists of the following rules: 3.05/2.58 3.05/2.58 plus#2(0, x12) -> x12 3.05/2.58 plus#2(S(x4), x2) -> S(plus#2(x4, x2)) 3.05/2.58 fold#3(Nil) -> 0 3.05/2.58 fold#3(Cons(x4, x2)) -> plus#2(x4, fold#3(x2)) 3.05/2.58 main(x1) -> fold#3(x1) 3.05/2.58 3.05/2.58 S is empty. 3.05/2.58 Rewrite Strategy: INNERMOST 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (3) CpxTrsMatchBoundsTAProof (FINISHED) 3.05/2.58 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. 3.05/2.58 3.05/2.58 The compatible tree automaton used to show the Match-Boundedness (for constructor-based start-terms) is represented by: 3.05/2.58 final states : [1, 2, 3] 3.05/2.58 transitions: 3.05/2.58 00() -> 0 3.05/2.58 S0(0) -> 0 3.05/2.58 Nil0() -> 0 3.05/2.58 Cons0(0, 0) -> 0 3.05/2.58 plus#20(0, 0) -> 1 3.05/2.58 fold#30(0) -> 2 3.05/2.58 main0(0) -> 3 3.05/2.58 plus#21(0, 0) -> 4 3.05/2.58 S1(4) -> 1 3.05/2.58 01() -> 2 3.05/2.58 fold#31(0) -> 5 3.05/2.58 plus#21(0, 5) -> 2 3.05/2.58 fold#31(0) -> 3 3.05/2.58 plus#21(0, 5) -> 4 3.05/2.58 S1(4) -> 2 3.05/2.58 S1(4) -> 4 3.05/2.58 01() -> 3 3.05/2.58 01() -> 5 3.05/2.58 plus#21(0, 5) -> 3 3.05/2.58 plus#21(0, 5) -> 5 3.05/2.58 S1(4) -> 3 3.05/2.58 S1(4) -> 5 3.05/2.58 0 -> 1 3.05/2.58 0 -> 4 3.05/2.58 5 -> 2 3.05/2.58 5 -> 3 3.05/2.58 5 -> 4 3.05/2.58 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (4) 3.05/2.58 BOUNDS(1, n^1) 3.05/2.58 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (5) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.05/2.58 Transformed a relative TRS into a decreasing-loop problem. 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (6) 3.05/2.58 Obligation: 3.05/2.58 Analyzing the following TRS for decreasing loops: 3.05/2.58 3.05/2.58 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.05/2.58 3.05/2.58 3.05/2.58 The TRS R consists of the following rules: 3.05/2.58 3.05/2.58 plus#2(0, x12) -> x12 3.05/2.58 plus#2(S(x4), x2) -> S(plus#2(x4, x2)) 3.05/2.58 fold#3(Nil) -> 0 3.05/2.58 fold#3(Cons(x4, x2)) -> plus#2(x4, fold#3(x2)) 3.05/2.58 main(x1) -> fold#3(x1) 3.05/2.58 3.05/2.58 S is empty. 3.05/2.58 Rewrite Strategy: INNERMOST 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (7) DecreasingLoopProof (LOWER BOUND(ID)) 3.05/2.58 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.05/2.58 3.05/2.58 The rewrite sequence 3.05/2.58 3.05/2.58 fold#3(Cons(x4, x2)) ->^+ plus#2(x4, fold#3(x2)) 3.05/2.58 3.05/2.58 gives rise to a decreasing loop by considering the right hand sides subterm at position [1]. 3.05/2.58 3.05/2.58 The pumping substitution is [x2 / Cons(x4, x2)]. 3.05/2.58 3.05/2.58 The result substitution is [ ]. 3.05/2.58 3.05/2.58 3.05/2.58 3.05/2.58 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (8) 3.05/2.58 Complex Obligation (BEST) 3.05/2.58 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (9) 3.05/2.58 Obligation: 3.05/2.58 Proved the lower bound n^1 for the following obligation: 3.05/2.58 3.05/2.58 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.05/2.58 3.05/2.58 3.05/2.58 The TRS R consists of the following rules: 3.05/2.58 3.05/2.58 plus#2(0, x12) -> x12 3.05/2.58 plus#2(S(x4), x2) -> S(plus#2(x4, x2)) 3.05/2.58 fold#3(Nil) -> 0 3.05/2.58 fold#3(Cons(x4, x2)) -> plus#2(x4, fold#3(x2)) 3.05/2.58 main(x1) -> fold#3(x1) 3.05/2.58 3.05/2.58 S is empty. 3.05/2.58 Rewrite Strategy: INNERMOST 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (10) LowerBoundPropagationProof (FINISHED) 3.05/2.58 Propagated lower bound. 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (11) 3.05/2.58 BOUNDS(n^1, INF) 3.05/2.58 3.05/2.58 ---------------------------------------- 3.05/2.58 3.05/2.58 (12) 3.05/2.58 Obligation: 3.05/2.58 Analyzing the following TRS for decreasing loops: 3.05/2.58 3.05/2.58 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.05/2.58 3.05/2.58 3.05/2.58 The TRS R consists of the following rules: 3.05/2.58 3.05/2.58 plus#2(0, x12) -> x12 3.05/2.58 plus#2(S(x4), x2) -> S(plus#2(x4, x2)) 3.05/2.58 fold#3(Nil) -> 0 3.05/2.58 fold#3(Cons(x4, x2)) -> plus#2(x4, fold#3(x2)) 3.05/2.58 main(x1) -> fold#3(x1) 3.05/2.58 3.05/2.58 S is empty. 3.05/2.58 Rewrite Strategy: INNERMOST 3.43/2.61 EOF