details

property	value
status	complete
benchmark	maxsortcondition.xml
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n138.star.cs.uiowa.edu
space	AProVE_09_Inductive

run statistics

property	value
solver	AProVE
configuration	complexity
runtime (wallclock)	291.639 seconds
cpu usage	1104.64
user time	1092.25
system time	12.3902
max virtual memory	3.7390728E7
max residence set size	1.4966616E7

stage attributes

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

output

WORST_CASE(Omega(n^2), ?) proof of /export/starexec/sandbox2/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# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^2, INF).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), 274 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), 22 ms] (14) typed CpxTrs (15) RewriteLemmaProof [LOWER BOUND(ID), 46 ms] (16) typed CpxTrs (17) RewriteLemmaProof [LOWER BOUND(ID), 29 ms] (18) proven lower bound (19) LowerBoundPropagationProof [FINISHED, 0 ms] (20) BOUNDS(n^2, INF) ---------------------------------------- (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: max(nil) -> 0 max(cons(x, nil)) -> x max(cons(x, cons(y, xs))) -> if1(ge(x, y), x, y, xs) if1(true, x, y, xs) -> max(cons(x, xs)) if1(false, x, y, xs) -> max(cons(y, xs)) del(x, nil) -> nil del(x, cons(y, xs)) -> if2(eq(x, y), x, y, xs) if2(true, x, y, xs) -> xs if2(false, x, y, xs) -> cons(y, del(x, xs)) eq(0, 0) -> true eq(0, s(y)) -> false eq(s(x), 0) -> false eq(s(x), s(y)) -> eq(x, y) sort(xs) -> if3(empty(xs), xs) if3(true, xs) -> nil if3(false, xs) -> sort(del(max(xs), xs)) empty(nil) -> true empty(cons(x, xs)) -> false ge(x, 0) -> true ge(0, s(x)) -> false ge(s(x), s(y)) -> ge(x, y) 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: max(nil) -> 0' max(cons(x, nil)) -> x max(cons(x, cons(y, xs))) -> if1(ge(x, y), x, y, xs) if1(true, x, y, xs) -> max(cons(x, xs)) if1(false, x, y, xs) -> max(cons(y, xs)) del(x, nil) -> nil del(x, cons(y, xs)) -> if2(eq(x, y), x, y, xs) if2(true, x, y, xs) -> xs if2(false, x, y, xs) -> cons(y, del(x, xs)) eq(0', 0') -> true eq(0', s(y)) -> false eq(s(x), 0') -> false eq(s(x), s(y)) -> eq(x, y) sort(xs) -> if3(empty(xs), xs) if3(true, xs) -> nil if3(false, xs) -> sort(del(max(xs), xs)) empty(nil) -> true empty(cons(x, xs)) -> false ge(x, 0') -> true ge(0', s(x)) -> false ge(s(x), s(y)) -> ge(x, y) S is empty. Rewrite Strategy: INNERMOST popout

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

job log

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actions

all output return to Runtime Complexity: TRS Innermost