1121.79/291.66 WORST_CASE(Omega(n^1), ?) 1121.79/291.67 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 1121.79/291.67 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 1121.79/291.67 1121.79/291.67 1121.79/291.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1121.79/291.67 1121.79/291.67 (0) CpxTRS 1121.79/291.67 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 1121.79/291.67 (2) TRS for Loop Detection 1121.79/291.67 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 1121.79/291.67 (4) BEST 1121.79/291.67 (5) proven lower bound 1121.79/291.67 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 1121.79/291.67 (7) BOUNDS(n^1, INF) 1121.79/291.67 (8) TRS for Loop Detection 1121.79/291.67 1121.79/291.67 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (0) 1121.79/291.67 Obligation: 1121.79/291.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1121.79/291.67 1121.79/291.67 1121.79/291.67 The TRS R consists of the following rules: 1121.79/291.67 1121.79/291.67 f(x, a(b(y))) -> f(a(b(x)), y) 1121.79/291.67 f(x, b(c(y))) -> f(b(c(x)), y) 1121.79/291.67 f(x, c(a(y))) -> f(c(a(x)), y) 1121.79/291.67 f(a(x), y) -> f(x, a(y)) 1121.79/291.67 f(b(x), y) -> f(x, b(y)) 1121.79/291.67 f(c(x), y) -> f(x, c(y)) 1121.79/291.67 1121.79/291.67 S is empty. 1121.79/291.67 Rewrite Strategy: FULL 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 1121.79/291.67 Transformed a relative TRS into a decreasing-loop problem. 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (2) 1121.79/291.67 Obligation: 1121.79/291.67 Analyzing the following TRS for decreasing loops: 1121.79/291.67 1121.79/291.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1121.79/291.67 1121.79/291.67 1121.79/291.67 The TRS R consists of the following rules: 1121.79/291.67 1121.79/291.67 f(x, a(b(y))) -> f(a(b(x)), y) 1121.79/291.67 f(x, b(c(y))) -> f(b(c(x)), y) 1121.79/291.67 f(x, c(a(y))) -> f(c(a(x)), y) 1121.79/291.67 f(a(x), y) -> f(x, a(y)) 1121.79/291.67 f(b(x), y) -> f(x, b(y)) 1121.79/291.67 f(c(x), y) -> f(x, c(y)) 1121.79/291.67 1121.79/291.67 S is empty. 1121.79/291.67 Rewrite Strategy: FULL 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (3) DecreasingLoopProof (LOWER BOUND(ID)) 1121.79/291.67 The following loop(s) give(s) rise to the lower bound Omega(n^1): 1121.79/291.67 1121.79/291.67 The rewrite sequence 1121.79/291.67 1121.79/291.67 f(c(x), y) ->^+ f(x, c(y)) 1121.79/291.67 1121.79/291.67 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 1121.79/291.67 1121.79/291.67 The pumping substitution is [x / c(x)]. 1121.79/291.67 1121.79/291.67 The result substitution is [y / c(y)]. 1121.79/291.67 1121.79/291.67 1121.79/291.67 1121.79/291.67 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (4) 1121.79/291.67 Complex Obligation (BEST) 1121.79/291.67 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (5) 1121.79/291.67 Obligation: 1121.79/291.67 Proved the lower bound n^1 for the following obligation: 1121.79/291.67 1121.79/291.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1121.79/291.67 1121.79/291.67 1121.79/291.67 The TRS R consists of the following rules: 1121.79/291.67 1121.79/291.67 f(x, a(b(y))) -> f(a(b(x)), y) 1121.79/291.67 f(x, b(c(y))) -> f(b(c(x)), y) 1121.79/291.67 f(x, c(a(y))) -> f(c(a(x)), y) 1121.79/291.67 f(a(x), y) -> f(x, a(y)) 1121.79/291.67 f(b(x), y) -> f(x, b(y)) 1121.79/291.67 f(c(x), y) -> f(x, c(y)) 1121.79/291.67 1121.79/291.67 S is empty. 1121.79/291.67 Rewrite Strategy: FULL 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (6) LowerBoundPropagationProof (FINISHED) 1121.79/291.67 Propagated lower bound. 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (7) 1121.79/291.67 BOUNDS(n^1, INF) 1121.79/291.67 1121.79/291.67 ---------------------------------------- 1121.79/291.67 1121.79/291.67 (8) 1121.79/291.67 Obligation: 1121.79/291.67 Analyzing the following TRS for decreasing loops: 1121.79/291.67 1121.79/291.67 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1121.79/291.67 1121.79/291.67 1121.79/291.67 The TRS R consists of the following rules: 1121.79/291.67 1121.79/291.67 f(x, a(b(y))) -> f(a(b(x)), y) 1121.79/291.67 f(x, b(c(y))) -> f(b(c(x)), y) 1121.79/291.67 f(x, c(a(y))) -> f(c(a(x)), y) 1121.79/291.67 f(a(x), y) -> f(x, a(y)) 1121.79/291.67 f(b(x), y) -> f(x, b(y)) 1121.79/291.67 f(c(x), y) -> f(x, c(y)) 1121.79/291.67 1121.79/291.67 S is empty. 1121.79/291.67 Rewrite Strategy: FULL 1122.00/291.76 EOF