308.47/291.50 WORST_CASE(Omega(n^1), ?) 308.52/291.51 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 308.52/291.51 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 308.52/291.51 308.52/291.51 308.52/291.51 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 308.52/291.51 308.52/291.51 (0) CpxTRS 308.52/291.51 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 308.52/291.51 (2) TRS for Loop Detection 308.52/291.51 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 308.52/291.51 (4) BEST 308.52/291.51 (5) proven lower bound 308.52/291.51 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 308.52/291.51 (7) BOUNDS(n^1, INF) 308.52/291.51 (8) TRS for Loop Detection 308.52/291.51 308.52/291.51 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (0) 308.52/291.51 Obligation: 308.52/291.51 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 308.52/291.51 308.52/291.51 308.52/291.51 The TRS R consists of the following rules: 308.52/291.51 308.52/291.51 le(0, y) -> true 308.52/291.51 le(s(x), 0) -> false 308.52/291.51 le(s(x), s(y)) -> le(x, y) 308.52/291.51 pred(s(x)) -> x 308.52/291.51 minus(x, 0) -> x 308.52/291.51 minus(x, s(y)) -> pred(minus(x, y)) 308.52/291.51 mod(0, y) -> 0 308.52/291.51 mod(s(x), 0) -> 0 308.52/291.51 mod(s(x), s(y)) -> if_mod(le(y, x), s(x), s(y)) 308.52/291.51 if_mod(true, s(x), s(y)) -> mod(minus(x, y), s(y)) 308.52/291.51 if_mod(false, s(x), s(y)) -> s(x) 308.52/291.51 308.52/291.51 S is empty. 308.52/291.51 Rewrite Strategy: FULL 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 308.52/291.51 Transformed a relative TRS into a decreasing-loop problem. 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (2) 308.52/291.51 Obligation: 308.52/291.51 Analyzing the following TRS for decreasing loops: 308.52/291.51 308.52/291.51 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 308.52/291.51 308.52/291.51 308.52/291.51 The TRS R consists of the following rules: 308.52/291.51 308.52/291.51 le(0, y) -> true 308.52/291.51 le(s(x), 0) -> false 308.52/291.51 le(s(x), s(y)) -> le(x, y) 308.52/291.51 pred(s(x)) -> x 308.52/291.51 minus(x, 0) -> x 308.52/291.51 minus(x, s(y)) -> pred(minus(x, y)) 308.52/291.51 mod(0, y) -> 0 308.52/291.51 mod(s(x), 0) -> 0 308.52/291.51 mod(s(x), s(y)) -> if_mod(le(y, x), s(x), s(y)) 308.52/291.51 if_mod(true, s(x), s(y)) -> mod(minus(x, y), s(y)) 308.52/291.51 if_mod(false, s(x), s(y)) -> s(x) 308.52/291.51 308.52/291.51 S is empty. 308.52/291.51 Rewrite Strategy: FULL 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (3) DecreasingLoopProof (LOWER BOUND(ID)) 308.52/291.51 The following loop(s) give(s) rise to the lower bound Omega(n^1): 308.52/291.51 308.52/291.51 The rewrite sequence 308.52/291.51 308.52/291.51 minus(x, s(y)) ->^+ pred(minus(x, y)) 308.52/291.51 308.52/291.51 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 308.52/291.51 308.52/291.51 The pumping substitution is [y / s(y)]. 308.52/291.51 308.52/291.51 The result substitution is [ ]. 308.52/291.51 308.52/291.51 308.52/291.51 308.52/291.51 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (4) 308.52/291.51 Complex Obligation (BEST) 308.52/291.51 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (5) 308.52/291.51 Obligation: 308.52/291.51 Proved the lower bound n^1 for the following obligation: 308.52/291.51 308.52/291.51 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 308.52/291.51 308.52/291.51 308.52/291.51 The TRS R consists of the following rules: 308.52/291.51 308.52/291.51 le(0, y) -> true 308.52/291.51 le(s(x), 0) -> false 308.52/291.51 le(s(x), s(y)) -> le(x, y) 308.52/291.51 pred(s(x)) -> x 308.52/291.51 minus(x, 0) -> x 308.52/291.51 minus(x, s(y)) -> pred(minus(x, y)) 308.52/291.51 mod(0, y) -> 0 308.52/291.51 mod(s(x), 0) -> 0 308.52/291.51 mod(s(x), s(y)) -> if_mod(le(y, x), s(x), s(y)) 308.52/291.51 if_mod(true, s(x), s(y)) -> mod(minus(x, y), s(y)) 308.52/291.51 if_mod(false, s(x), s(y)) -> s(x) 308.52/291.51 308.52/291.51 S is empty. 308.52/291.51 Rewrite Strategy: FULL 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (6) LowerBoundPropagationProof (FINISHED) 308.52/291.51 Propagated lower bound. 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (7) 308.52/291.51 BOUNDS(n^1, INF) 308.52/291.51 308.52/291.51 ---------------------------------------- 308.52/291.51 308.52/291.51 (8) 308.52/291.51 Obligation: 308.52/291.51 Analyzing the following TRS for decreasing loops: 308.52/291.51 308.52/291.51 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(n^1, INF). 308.52/291.51 308.52/291.51 308.52/291.51 The TRS R consists of the following rules: 308.52/291.51 308.52/291.51 le(0, y) -> true 308.52/291.51 le(s(x), 0) -> false 308.52/291.51 le(s(x), s(y)) -> le(x, y) 308.52/291.51 pred(s(x)) -> x 308.52/291.51 minus(x, 0) -> x 308.52/291.51 minus(x, s(y)) -> pred(minus(x, y)) 308.52/291.51 mod(0, y) -> 0 308.52/291.51 mod(s(x), 0) -> 0 308.52/291.51 mod(s(x), s(y)) -> if_mod(le(y, x), s(x), s(y)) 308.52/291.51 if_mod(true, s(x), s(y)) -> mod(minus(x, y), s(y)) 308.52/291.51 if_mod(false, s(x), s(y)) -> s(x) 308.52/291.51 308.52/291.51 S is empty. 308.52/291.51 Rewrite Strategy: FULL 308.52/291.53 EOF