1106.09/294.43 WORST_CASE(Omega(n^1), ?) 1108.28/295.04 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 1108.28/295.04 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 1108.28/295.04 1108.28/295.04 1108.28/295.04 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1108.28/295.04 1108.28/295.04 (0) CpxTRS 1108.28/295.04 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 1108.28/295.04 (2) TRS for Loop Detection 1108.28/295.04 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 1108.28/295.04 (4) BEST 1108.28/295.04 (5) proven lower bound 1108.28/295.04 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 1108.28/295.04 (7) BOUNDS(n^1, INF) 1108.28/295.04 (8) TRS for Loop Detection 1108.28/295.04 1108.28/295.04 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (0) 1108.28/295.04 Obligation: 1108.28/295.04 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1108.28/295.04 1108.28/295.04 1108.28/295.04 The TRS R consists of the following rules: 1108.28/295.04 1108.28/295.04 f(x, a(b(y))) -> f(c(d(x)), y) 1108.28/295.04 f(c(x), y) -> f(x, a(y)) 1108.28/295.04 f(d(x), y) -> f(x, b(y)) 1108.28/295.04 1108.28/295.04 S is empty. 1108.28/295.04 Rewrite Strategy: FULL 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 1108.28/295.04 Transformed a relative TRS into a decreasing-loop problem. 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (2) 1108.28/295.04 Obligation: 1108.28/295.04 Analyzing the following TRS for decreasing loops: 1108.28/295.04 1108.28/295.04 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1108.28/295.04 1108.28/295.04 1108.28/295.04 The TRS R consists of the following rules: 1108.28/295.04 1108.28/295.04 f(x, a(b(y))) -> f(c(d(x)), y) 1108.28/295.04 f(c(x), y) -> f(x, a(y)) 1108.28/295.04 f(d(x), y) -> f(x, b(y)) 1108.28/295.04 1108.28/295.04 S is empty. 1108.28/295.04 Rewrite Strategy: FULL 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (3) DecreasingLoopProof (LOWER BOUND(ID)) 1108.28/295.04 The following loop(s) give(s) rise to the lower bound Omega(n^1): 1108.28/295.04 1108.28/295.04 The rewrite sequence 1108.28/295.04 1108.28/295.04 f(c(x), y) ->^+ f(x, a(y)) 1108.28/295.04 1108.28/295.04 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 1108.28/295.04 1108.28/295.04 The pumping substitution is [x / c(x)]. 1108.28/295.04 1108.28/295.04 The result substitution is [y / a(y)]. 1108.28/295.04 1108.28/295.04 1108.28/295.04 1108.28/295.04 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (4) 1108.28/295.04 Complex Obligation (BEST) 1108.28/295.04 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (5) 1108.28/295.04 Obligation: 1108.28/295.04 Proved the lower bound n^1 for the following obligation: 1108.28/295.04 1108.28/295.04 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1108.28/295.04 1108.28/295.04 1108.28/295.04 The TRS R consists of the following rules: 1108.28/295.04 1108.28/295.04 f(x, a(b(y))) -> f(c(d(x)), y) 1108.28/295.04 f(c(x), y) -> f(x, a(y)) 1108.28/295.04 f(d(x), y) -> f(x, b(y)) 1108.28/295.04 1108.28/295.04 S is empty. 1108.28/295.04 Rewrite Strategy: FULL 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (6) LowerBoundPropagationProof (FINISHED) 1108.28/295.04 Propagated lower bound. 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (7) 1108.28/295.04 BOUNDS(n^1, INF) 1108.28/295.04 1108.28/295.04 ---------------------------------------- 1108.28/295.04 1108.28/295.04 (8) 1108.28/295.04 Obligation: 1108.28/295.04 Analyzing the following TRS for decreasing loops: 1108.28/295.04 1108.28/295.04 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1108.28/295.04 1108.28/295.04 1108.28/295.04 The TRS R consists of the following rules: 1108.28/295.04 1108.28/295.04 f(x, a(b(y))) -> f(c(d(x)), y) 1108.28/295.04 f(c(x), y) -> f(x, a(y)) 1108.28/295.04 f(d(x), y) -> f(x, b(y)) 1108.28/295.04 1108.28/295.04 S is empty. 1108.28/295.04 Rewrite Strategy: FULL 1108.69/295.10 EOF