2.99/1.55 WORST_CASE(NON_POLY, ?) 2.99/1.56 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 2.99/1.56 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.99/1.56 2.99/1.56 2.99/1.56 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 2.99/1.56 2.99/1.56 (0) CpxTRS 2.99/1.56 (1) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 2.99/1.56 (2) TRS for Loop Detection 2.99/1.56 (3) InfiniteLowerBoundProof [FINISHED, 0 ms] 2.99/1.56 (4) BOUNDS(INF, INF) 2.99/1.56 2.99/1.56 2.99/1.56 ---------------------------------------- 2.99/1.56 2.99/1.56 (0) 2.99/1.56 Obligation: 2.99/1.56 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 2.99/1.56 2.99/1.56 2.99/1.56 The TRS R consists of the following rules: 2.99/1.56 2.99/1.56 nats -> cons(0, n__incr(nats)) 2.99/1.56 pairs -> cons(0, n__incr(odds)) 2.99/1.56 odds -> incr(pairs) 2.99/1.56 incr(cons(X, XS)) -> cons(s(X), n__incr(activate(XS))) 2.99/1.56 head(cons(X, XS)) -> X 2.99/1.56 tail(cons(X, XS)) -> activate(XS) 2.99/1.56 incr(X) -> n__incr(X) 2.99/1.56 activate(n__incr(X)) -> incr(X) 2.99/1.56 activate(X) -> X 2.99/1.56 2.99/1.56 S is empty. 2.99/1.56 Rewrite Strategy: INNERMOST 2.99/1.56 ---------------------------------------- 2.99/1.56 2.99/1.56 (1) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 2.99/1.56 Transformed a relative TRS into a decreasing-loop problem. 2.99/1.56 ---------------------------------------- 2.99/1.56 2.99/1.56 (2) 2.99/1.56 Obligation: 2.99/1.56 Analyzing the following TRS for decreasing loops: 2.99/1.56 2.99/1.56 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(INF, INF). 2.99/1.56 2.99/1.56 2.99/1.56 The TRS R consists of the following rules: 2.99/1.56 2.99/1.56 nats -> cons(0, n__incr(nats)) 2.99/1.56 pairs -> cons(0, n__incr(odds)) 2.99/1.56 odds -> incr(pairs) 2.99/1.56 incr(cons(X, XS)) -> cons(s(X), n__incr(activate(XS))) 2.99/1.56 head(cons(X, XS)) -> X 2.99/1.56 tail(cons(X, XS)) -> activate(XS) 2.99/1.56 incr(X) -> n__incr(X) 2.99/1.56 activate(n__incr(X)) -> incr(X) 2.99/1.56 activate(X) -> X 2.99/1.56 2.99/1.56 S is empty. 2.99/1.56 Rewrite Strategy: INNERMOST 2.99/1.56 ---------------------------------------- 2.99/1.56 2.99/1.56 (3) InfiniteLowerBoundProof (FINISHED) 2.99/1.56 The following loop proves infinite runtime complexity: 2.99/1.56 2.99/1.56 The rewrite sequence 2.99/1.56 2.99/1.56 nats ->^+ cons(0, n__incr(nats)) 2.99/1.56 2.99/1.56 gives rise to a decreasing loop by considering the right hand sides subterm at position [1,0]. 2.99/1.56 2.99/1.56 The pumping substitution is [ ]. 2.99/1.56 2.99/1.56 The result substitution is [ ]. 2.99/1.56 2.99/1.56 2.99/1.56 2.99/1.56 2.99/1.56 ---------------------------------------- 2.99/1.56 2.99/1.56 (4) 2.99/1.56 BOUNDS(INF, INF) 2.99/1.60 EOF