1089.43/291.53 WORST_CASE(Omega(n^1), ?) 1089.43/291.55 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 1089.43/291.55 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 1089.43/291.55 1089.43/291.55 1089.43/291.55 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1089.43/291.55 1089.43/291.55 (0) CpxTRS 1089.43/291.55 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 1089.43/291.55 (2) TRS for Loop Detection 1089.43/291.55 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 1089.43/291.55 (4) BEST 1089.43/291.55 (5) proven lower bound 1089.43/291.55 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 1089.43/291.55 (7) BOUNDS(n^1, INF) 1089.43/291.55 (8) TRS for Loop Detection 1089.43/291.55 1089.43/291.55 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (0) 1089.43/291.55 Obligation: 1089.43/291.55 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1089.43/291.55 1089.43/291.55 1089.43/291.55 The TRS R consists of the following rules: 1089.43/291.55 1089.43/291.55 f(node(s(n), xs)) -> f(addchild(select(xs), node(n, xs))) 1089.43/291.55 select(cons(ap, xs)) -> ap 1089.43/291.55 select(cons(ap, xs)) -> select(xs) 1089.43/291.55 addchild(node(y, ys), node(n, xs)) -> node(y, cons(node(n, xs), ys)) 1089.43/291.55 1089.43/291.55 S is empty. 1089.43/291.55 Rewrite Strategy: INNERMOST 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 1089.43/291.55 Transformed a relative TRS into a decreasing-loop problem. 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (2) 1089.43/291.55 Obligation: 1089.43/291.55 Analyzing the following TRS for decreasing loops: 1089.43/291.55 1089.43/291.55 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1089.43/291.55 1089.43/291.55 1089.43/291.55 The TRS R consists of the following rules: 1089.43/291.55 1089.43/291.55 f(node(s(n), xs)) -> f(addchild(select(xs), node(n, xs))) 1089.43/291.55 select(cons(ap, xs)) -> ap 1089.43/291.55 select(cons(ap, xs)) -> select(xs) 1089.43/291.55 addchild(node(y, ys), node(n, xs)) -> node(y, cons(node(n, xs), ys)) 1089.43/291.55 1089.43/291.55 S is empty. 1089.43/291.55 Rewrite Strategy: INNERMOST 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (3) DecreasingLoopProof (LOWER BOUND(ID)) 1089.43/291.55 The following loop(s) give(s) rise to the lower bound Omega(n^1): 1089.43/291.55 1089.43/291.55 The rewrite sequence 1089.43/291.55 1089.43/291.55 select(cons(ap, xs)) ->^+ select(xs) 1089.43/291.55 1089.43/291.55 gives rise to a decreasing loop by considering the right hand sides subterm at position []. 1089.43/291.55 1089.43/291.55 The pumping substitution is [xs / cons(ap, xs)]. 1089.43/291.55 1089.43/291.55 The result substitution is [ ]. 1089.43/291.55 1089.43/291.55 1089.43/291.55 1089.43/291.55 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (4) 1089.43/291.55 Complex Obligation (BEST) 1089.43/291.55 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (5) 1089.43/291.55 Obligation: 1089.43/291.55 Proved the lower bound n^1 for the following obligation: 1089.43/291.55 1089.43/291.55 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1089.43/291.55 1089.43/291.55 1089.43/291.55 The TRS R consists of the following rules: 1089.43/291.55 1089.43/291.55 f(node(s(n), xs)) -> f(addchild(select(xs), node(n, xs))) 1089.43/291.55 select(cons(ap, xs)) -> ap 1089.43/291.55 select(cons(ap, xs)) -> select(xs) 1089.43/291.55 addchild(node(y, ys), node(n, xs)) -> node(y, cons(node(n, xs), ys)) 1089.43/291.55 1089.43/291.55 S is empty. 1089.43/291.55 Rewrite Strategy: INNERMOST 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (6) LowerBoundPropagationProof (FINISHED) 1089.43/291.55 Propagated lower bound. 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (7) 1089.43/291.55 BOUNDS(n^1, INF) 1089.43/291.55 1089.43/291.55 ---------------------------------------- 1089.43/291.55 1089.43/291.55 (8) 1089.43/291.55 Obligation: 1089.43/291.55 Analyzing the following TRS for decreasing loops: 1089.43/291.55 1089.43/291.55 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 1089.43/291.55 1089.43/291.55 1089.43/291.55 The TRS R consists of the following rules: 1089.43/291.55 1089.43/291.55 f(node(s(n), xs)) -> f(addchild(select(xs), node(n, xs))) 1089.43/291.55 select(cons(ap, xs)) -> ap 1089.43/291.55 select(cons(ap, xs)) -> select(xs) 1089.43/291.55 addchild(node(y, ys), node(n, xs)) -> node(y, cons(node(n, xs), ys)) 1089.43/291.55 1089.43/291.55 S is empty. 1089.43/291.55 Rewrite Strategy: INNERMOST 1089.66/291.61 EOF