3.23/1.56 WORST_CASE(NON_POLY, ?) 3.23/1.57 proof of /export/starexec/sandbox/benchmark/theBenchmark.xml 3.23/1.57 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.23/1.57 3.23/1.57 3.23/1.57 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.23/1.57 3.23/1.57 (0) CpxTRS 3.23/1.57 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.23/1.57 (2) TRS for Loop Detection 3.23/1.57 (3) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.23/1.57 (4) BEST 3.23/1.57 (5) proven lower bound 3.23/1.57 (6) LowerBoundPropagationProof [FINISHED, 0 ms] 3.23/1.57 (7) BOUNDS(n^1, INF) 3.23/1.57 (8) TRS for Loop Detection 3.23/1.57 (9) DecreasingLoopProof [FINISHED, 0 ms] 3.23/1.57 (10) BOUNDS(EXP, INF) 3.23/1.57 3.23/1.57 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (0) 3.23/1.57 Obligation: 3.23/1.57 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.23/1.57 3.23/1.57 3.23/1.57 The TRS R consists of the following rules: 3.23/1.57 3.23/1.57 a__f(a, b, X) -> a__f(X, X, mark(X)) 3.23/1.57 a__c -> a 3.23/1.57 a__c -> b 3.23/1.57 mark(f(X1, X2, X3)) -> a__f(X1, X2, mark(X3)) 3.23/1.57 mark(c) -> a__c 3.23/1.57 mark(a) -> a 3.23/1.57 mark(b) -> b 3.23/1.57 a__f(X1, X2, X3) -> f(X1, X2, X3) 3.23/1.57 a__c -> c 3.23/1.57 3.23/1.57 S is empty. 3.23/1.57 Rewrite Strategy: FULL 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.23/1.57 Transformed a relative TRS into a decreasing-loop problem. 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (2) 3.23/1.57 Obligation: 3.23/1.57 Analyzing the following TRS for decreasing loops: 3.23/1.57 3.23/1.57 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.23/1.57 3.23/1.57 3.23/1.57 The TRS R consists of the following rules: 3.23/1.57 3.23/1.57 a__f(a, b, X) -> a__f(X, X, mark(X)) 3.23/1.57 a__c -> a 3.23/1.57 a__c -> b 3.23/1.57 mark(f(X1, X2, X3)) -> a__f(X1, X2, mark(X3)) 3.23/1.57 mark(c) -> a__c 3.23/1.57 mark(a) -> a 3.23/1.57 mark(b) -> b 3.23/1.57 a__f(X1, X2, X3) -> f(X1, X2, X3) 3.23/1.57 a__c -> c 3.23/1.57 3.23/1.57 S is empty. 3.23/1.57 Rewrite Strategy: FULL 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (3) DecreasingLoopProof (LOWER BOUND(ID)) 3.23/1.57 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.23/1.57 3.23/1.57 The rewrite sequence 3.23/1.57 3.23/1.57 mark(f(X1, X2, X3)) ->^+ a__f(X1, X2, mark(X3)) 3.23/1.57 3.23/1.57 gives rise to a decreasing loop by considering the right hand sides subterm at position [2]. 3.23/1.57 3.23/1.57 The pumping substitution is [X3 / f(X1, X2, X3)]. 3.23/1.57 3.23/1.57 The result substitution is [ ]. 3.23/1.57 3.23/1.57 3.23/1.57 3.23/1.57 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (4) 3.23/1.57 Complex Obligation (BEST) 3.23/1.57 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (5) 3.23/1.57 Obligation: 3.23/1.57 Proved the lower bound n^1 for the following obligation: 3.23/1.57 3.23/1.57 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.23/1.57 3.23/1.57 3.23/1.57 The TRS R consists of the following rules: 3.23/1.57 3.23/1.57 a__f(a, b, X) -> a__f(X, X, mark(X)) 3.23/1.57 a__c -> a 3.23/1.57 a__c -> b 3.23/1.57 mark(f(X1, X2, X3)) -> a__f(X1, X2, mark(X3)) 3.23/1.57 mark(c) -> a__c 3.23/1.57 mark(a) -> a 3.23/1.57 mark(b) -> b 3.23/1.57 a__f(X1, X2, X3) -> f(X1, X2, X3) 3.23/1.57 a__c -> c 3.23/1.57 3.23/1.57 S is empty. 3.23/1.57 Rewrite Strategy: FULL 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (6) LowerBoundPropagationProof (FINISHED) 3.23/1.57 Propagated lower bound. 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (7) 3.23/1.57 BOUNDS(n^1, INF) 3.23/1.57 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (8) 3.23/1.57 Obligation: 3.23/1.57 Analyzing the following TRS for decreasing loops: 3.23/1.57 3.23/1.57 The Runtime Complexity (full) of the given CpxTRS could be proven to be BOUNDS(EXP, INF). 3.23/1.57 3.23/1.57 3.23/1.57 The TRS R consists of the following rules: 3.23/1.57 3.23/1.57 a__f(a, b, X) -> a__f(X, X, mark(X)) 3.23/1.57 a__c -> a 3.23/1.57 a__c -> b 3.23/1.57 mark(f(X1, X2, X3)) -> a__f(X1, X2, mark(X3)) 3.23/1.57 mark(c) -> a__c 3.23/1.57 mark(a) -> a 3.23/1.57 mark(b) -> b 3.23/1.57 a__f(X1, X2, X3) -> f(X1, X2, X3) 3.23/1.57 a__c -> c 3.23/1.57 3.23/1.57 S is empty. 3.23/1.57 Rewrite Strategy: FULL 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (9) DecreasingLoopProof (FINISHED) 3.23/1.57 The following loop(s) give(s) rise to the lower bound EXP: 3.23/1.57 3.23/1.57 The rewrite sequence 3.23/1.57 3.23/1.57 mark(f(a, b, X3)) ->^+ a__f(mark(X3), mark(X3), mark(mark(X3))) 3.23/1.57 3.23/1.57 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 3.23/1.57 3.23/1.57 The pumping substitution is [X3 / f(a, b, X3)]. 3.23/1.57 3.23/1.57 The result substitution is [ ]. 3.23/1.57 3.23/1.57 3.23/1.57 3.23/1.57 The rewrite sequence 3.23/1.57 3.23/1.57 mark(f(a, b, X3)) ->^+ a__f(mark(X3), mark(X3), mark(mark(X3))) 3.23/1.57 3.23/1.57 gives rise to a decreasing loop by considering the right hand sides subterm at position [1]. 3.23/1.57 3.23/1.57 The pumping substitution is [X3 / f(a, b, X3)]. 3.23/1.57 3.23/1.57 The result substitution is [ ]. 3.23/1.57 3.23/1.57 3.23/1.57 3.23/1.57 3.23/1.57 ---------------------------------------- 3.23/1.57 3.23/1.57 (10) 3.23/1.57 BOUNDS(EXP, INF) 3.23/1.61 EOF