details

property	value
status	complete
benchmark	fact-hard.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n148.star.cs.uiowa.edu
space	CiME_04

run statistics

property	value
solver	AProVE
configuration	complexity
runtime (wallclock)	291.616 seconds
cpu usage	1127.47
user time	1120.47
system time	6.99988
max virtual memory	3.817748E7
max residence set size	6924412.0

stage attributes

key	value
starexec-result	WORST_CASE(Omega(n^2), ?)

output

WORST_CASE(Omega(n^2), ?) proof of /export/starexec/sandbox/benchmark/theBenchmark.xml # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^2, INF). (0) CpxTRS (1) RenamingProof [BOTH BOUNDS(ID, ID), 0 ms] (2) CpxTRS (3) TypeInferenceProof [BOTH BOUNDS(ID, ID), 0 ms] (4) typed CpxTrs (5) OrderProof [LOWER BOUND(ID), 0 ms] (6) typed CpxTrs (7) RewriteLemmaProof [LOWER BOUND(ID), 288 ms] (8) BEST (9) proven lower bound (10) LowerBoundPropagationProof [FINISHED, 0 ms] (11) BOUNDS(n^1, INF) (12) typed CpxTrs (13) RewriteLemmaProof [LOWER BOUND(ID), 37 ms] (14) BEST (15) proven lower bound (16) LowerBoundPropagationProof [FINISHED, 0 ms] (17) BOUNDS(n^2, INF) (18) typed CpxTrs (19) RewriteLemmaProof [LOWER BOUND(ID), 12 ms] (20) typed CpxTrs (21) RewriteLemmaProof [LOWER BOUND(ID), 48 ms] (22) typed CpxTrs ---------------------------------------- (0) Obligation: The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^2, INF). The TRS R consists of the following rules: +(x, 0) -> x +(x, s(y)) -> s(+(x, y)) *(x, 0) -> 0 *(x, s(y)) -> +(*(x, y), x) ge(x, 0) -> true ge(0, s(y)) -> false ge(s(x), s(y)) -> ge(x, y) -(x, 0) -> x -(s(x), s(y)) -> -(x, y) fact(x) -> iffact(x, ge(x, s(s(0)))) iffact(x, true) -> *(x, fact(-(x, s(0)))) iffact(x, false) -> s(0) S is empty. Rewrite Strategy: INNERMOST ---------------------------------------- (1) RenamingProof (BOTH BOUNDS(ID, ID)) Renamed function symbols to avoid clashes with predefined symbol. ---------------------------------------- (2) Obligation: The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^2, INF). The TRS R consists of the following rules: +'(x, 0') -> x +'(x, s(y)) -> s(+'(x, y)) *'(x, 0') -> 0' *'(x, s(y)) -> +'(*'(x, y), x) ge(x, 0') -> true ge(0', s(y)) -> false ge(s(x), s(y)) -> ge(x, y) -(x, 0') -> x -(s(x), s(y)) -> -(x, y) fact(x) -> iffact(x, ge(x, s(s(0')))) iffact(x, true) -> *'(x, fact(-(x, s(0')))) iffact(x, false) -> s(0') S is empty. Rewrite Strategy: INNERMOST ---------------------------------------- (3) TypeInferenceProof (BOTH BOUNDS(ID, ID)) Infered types. ---------------------------------------- (4) Obligation: Innermost TRS: Rules: +'(x, 0') -> x +'(x, s(y)) -> s(+'(x, y)) *'(x, 0') -> 0' *'(x, s(y)) -> +'(*'(x, y), x) ge(x, 0') -> true ge(0', s(y)) -> false popout

output may be truncated. 'popout' for the full output.

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actions

all output return to Runtime Complexity: TRS Innermost