3.26/1.64 WORST_CASE(NON_POLY, ?) 3.26/1.65 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.26/1.65 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.26/1.65 3.26/1.65 3.26/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.26/1.65 3.26/1.65 (0) CpxTRS 3.26/1.65 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.26/1.65 (2) TRS for Loop Detection 3.26/1.65 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.26/1.65 (4) BEST 3.26/1.65 (5) proven lower bound 3.26/1.65 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 3.26/1.65 (7) BOUNDS(n^1, INF) 3.26/1.65 (8) TRS for Loop Detection 3.26/1.65 (9) DecreasingLoopProof [FINISHED, 0 ms] 3.26/1.65 (10) BOUNDS(EXP, INF) 3.26/1.65 3.26/1.65 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (0) 3.26/1.65 Obligation: 3.26/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.26/1.65 3.26/1.65 3.26/1.65 The TRS R consists of the following rules: 3.26/1.65 3.26/1.65 msort(nil) -> nil 3.26/1.65 msort(.(x, y)) -> .(min(x, y), msort(del(min(x, y), .(x, y)))) 3.26/1.65 min(x, nil) -> x 3.26/1.65 min(x, .(y, z)) -> if(<=(x, y), min(x, z), min(y, z)) 3.26/1.65 del(x, nil) -> nil 3.26/1.65 del(x, .(y, z)) -> if(=(x, y), z, .(y, del(x, z))) 3.26/1.65 3.26/1.65 S is empty. 3.26/1.65 Rewrite Strategy: FULL 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.26/1.65 Transformed a relative TRS into a decreasing-loop problem. 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (2) 3.26/1.65 Obligation: 3.26/1.65 Analyzing the following TRS for decreasing loops: 3.26/1.65 3.26/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.26/1.65 3.26/1.65 3.26/1.65 The TRS R consists of the following rules: 3.26/1.65 3.26/1.65 msort(nil) -> nil 3.26/1.65 msort(.(x, y)) -> .(min(x, y), msort(del(min(x, y), .(x, y)))) 3.26/1.65 min(x, nil) -> x 3.26/1.65 min(x, .(y, z)) -> if(<=(x, y), min(x, z), min(y, z)) 3.26/1.65 del(x, nil) -> nil 3.26/1.65 del(x, .(y, z)) -> if(=(x, y), z, .(y, del(x, z))) 3.26/1.65 3.26/1.65 S is empty. 3.26/1.65 Rewrite Strategy: FULL 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (3) DecreasingLoopProof (LOWER BOUND(ID)) 3.26/1.65 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.26/1.65 3.26/1.65 The rewrite sequence 3.26/1.65 3.26/1.65 del(x, .(y, z)) ->^+ if(=(x, y), z, .(y, del(x, z))) 3.26/1.65 3.26/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position [2,1]. 3.26/1.65 3.26/1.65 The pumping substitution is [z / .(y, z)]. 3.26/1.65 3.26/1.65 The result substitution is [ ]. 3.26/1.65 3.26/1.65 3.26/1.65 3.26/1.65 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (4) 3.26/1.65 Complex Obligation (BEST) 3.26/1.65 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (5) 3.26/1.65 Obligation: 3.26/1.65 Proved the lower bound n^1 for the following obligation: 3.26/1.65 3.26/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.26/1.65 3.26/1.65 3.26/1.65 The TRS R consists of the following rules: 3.26/1.65 3.26/1.65 msort(nil) -> nil 3.26/1.65 msort(.(x, y)) -> .(min(x, y), msort(del(min(x, y), .(x, y)))) 3.26/1.65 min(x, nil) -> x 3.26/1.65 min(x, .(y, z)) -> if(<=(x, y), min(x, z), min(y, z)) 3.26/1.65 del(x, nil) -> nil 3.26/1.65 del(x, .(y, z)) -> if(=(x, y), z, .(y, del(x, z))) 3.26/1.65 3.26/1.65 S is empty. 3.26/1.65 Rewrite Strategy: FULL 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (6) LowerBoundPropagationProof (FINISHED) 3.26/1.65 Propagated lower bound. 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (7) 3.26/1.65 BOUNDS(n^1, INF) 3.26/1.65 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (8) 3.26/1.65 Obligation: 3.26/1.65 Analyzing the following TRS for decreasing loops: 3.26/1.65 3.26/1.65 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.26/1.65 3.26/1.65 3.26/1.65 The TRS R consists of the following rules: 3.26/1.65 3.26/1.65 msort(nil) -> nil 3.26/1.65 msort(.(x, y)) -> .(min(x, y), msort(del(min(x, y), .(x, y)))) 3.26/1.65 min(x, nil) -> x 3.26/1.65 min(x, .(y, z)) -> if(<=(x, y), min(x, z), min(y, z)) 3.26/1.65 del(x, nil) -> nil 3.26/1.65 del(x, .(y, z)) -> if(=(x, y), z, .(y, del(x, z))) 3.26/1.65 3.26/1.65 S is empty. 3.26/1.65 Rewrite Strategy: FULL 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (9) DecreasingLoopProof (FINISHED) 3.26/1.65 The following loop(s) give(s) rise to the lower bound EXP: 3.26/1.65 3.26/1.65 The rewrite sequence 3.26/1.65 3.26/1.65 min(x, .(y, z)) ->^+ if(<=(x, y), min(x, z), min(y, z)) 3.26/1.65 3.26/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position [1]. 3.26/1.65 3.26/1.65 The pumping substitution is [z / .(y, z)]. 3.26/1.65 3.26/1.65 The result substitution is [ ]. 3.26/1.65 3.26/1.65 3.26/1.65 3.26/1.65 The rewrite sequence 3.26/1.65 3.26/1.65 min(x, .(y, z)) ->^+ if(<=(x, y), min(x, z), min(y, z)) 3.26/1.65 3.26/1.65 gives rise to a decreasing loop by considering the right hand sides subterm at position [2]. 3.26/1.65 3.26/1.65 The pumping substitution is [z / .(y, z)]. 3.26/1.65 3.26/1.65 The result substitution is [x / y]. 3.26/1.65 3.26/1.65 3.26/1.65 3.26/1.65 3.26/1.65 ---------------------------------------- 3.26/1.65 3.26/1.65 (10) 3.26/1.65 BOUNDS(EXP, INF) 3.39/1.68 EOF