352.44/291.53 WORST_CASE(Omega(n^1), ?) 352.44/291.54 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 352.44/291.54 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 352.44/291.54 352.44/291.54 352.44/291.54 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 352.44/291.54 352.44/291.54 (0) CpxTRS 352.44/291.54 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 352.44/291.54 (2) TRS for Loop Detection 352.44/291.54 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 352.44/291.54 (4) BEST 352.44/291.54 (5) proven lower bound 352.44/291.54 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 352.44/291.54 (7) BOUNDS(n^1, INF) 352.44/291.54 (8) TRS for Loop Detection 352.44/291.54 352.44/291.54 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (0) 352.44/291.54 Obligation: 352.44/291.54 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 352.44/291.54 352.44/291.54 352.44/291.54 The TRS R consists of the following rules: 352.44/291.54 352.44/291.54 f(s(x), y) -> f(x, s(x)) 352.44/291.54 f(x, s(y)) -> f(y, x) 352.44/291.54 352.44/291.54 S is empty. 352.44/291.54 Rewrite Strategy: FULL 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 352.44/291.54 Transformed a relative TRS into a decreasing-loop problem. 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (2) 352.44/291.54 Obligation: 352.44/291.54 Analyzing the following TRS for decreasing loops: 352.44/291.54 352.44/291.54 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 352.44/291.54 352.44/291.54 352.44/291.54 The TRS R consists of the following rules: 352.44/291.54 352.44/291.54 f(s(x), y) -> f(x, s(x)) 352.44/291.54 f(x, s(y)) -> f(y, x) 352.44/291.54 352.44/291.54 S is empty. 352.44/291.54 Rewrite Strategy: FULL 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (3) DecreasingLoopProof (LOWER BOUND(ID)) 352.44/291.54 The following loop(s) give(s) rise to the lower bound Omega(n^1): 352.44/291.54 352.44/291.54 The rewrite sequence 352.44/291.54 352.44/291.54 f(s(x), y) ->^+ f(x, s(x)) 352.44/291.54 352.44/291.54 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 352.44/291.54 352.44/291.54 The pumping substitution is [x / s(x)]. 352.44/291.54 352.44/291.54 The result substitution is [y / s(x)]. 352.44/291.54 352.44/291.54 352.44/291.54 352.44/291.54 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (4) 352.44/291.54 Complex Obligation (BEST) 352.44/291.54 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (5) 352.44/291.54 Obligation: 352.44/291.54 Proved the lower bound n^1 for the following obligation: 352.44/291.54 352.44/291.54 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 352.44/291.54 352.44/291.54 352.44/291.54 The TRS R consists of the following rules: 352.44/291.54 352.44/291.54 f(s(x), y) -> f(x, s(x)) 352.44/291.54 f(x, s(y)) -> f(y, x) 352.44/291.54 352.44/291.54 S is empty. 352.44/291.54 Rewrite Strategy: FULL 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (6) LowerBoundPropagationProof (FINISHED) 352.44/291.54 Propagated lower bound. 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (7) 352.44/291.54 BOUNDS(n^1, INF) 352.44/291.54 352.44/291.54 ---------------------------------------- 352.44/291.54 352.44/291.54 (8) 352.44/291.54 Obligation: 352.44/291.54 Analyzing the following TRS for decreasing loops: 352.44/291.54 352.44/291.54 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 352.44/291.54 352.44/291.54 352.44/291.54 The TRS R consists of the following rules: 352.44/291.54 352.44/291.54 f(s(x), y) -> f(x, s(x)) 352.44/291.54 f(x, s(y)) -> f(y, x) 352.44/291.54 352.44/291.54 S is empty. 352.44/291.54 Rewrite Strategy: FULL 352.50/291.58 EOF