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Logic Programming pair #487529187
details
property
value
status
complete
benchmark
mergesort_t.pl
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n143.star.cs.uiowa.edu
space
talp_plumer
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
10.613902092 seconds
cpu usage
27.79101938
max memory
4.563894272E9
stage attributes
key
value
output-size
140850
starexec-result
YES
output
/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.pl /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.pl # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Left Termination of the query pattern mergesort(g,a) w.r.t. the given Prolog program could successfully be proven: (0) Prolog (1) PrologToDTProblemTransformerProof [SOUND, 50 ms] (2) TRIPLES (3) TriplesToPiDPProof [SOUND, 3 ms] (4) PiDP (5) DependencyGraphProof [EQUIVALENT, 0 ms] (6) AND (7) PiDP (8) UsableRulesProof [EQUIVALENT, 0 ms] (9) PiDP (10) PiDPToQDPProof [EQUIVALENT, 0 ms] (11) QDP (12) QDPSizeChangeProof [EQUIVALENT, 0 ms] (13) YES (14) PiDP (15) UsableRulesProof [EQUIVALENT, 0 ms] (16) PiDP (17) PiDPToQDPProof [EQUIVALENT, 0 ms] (18) QDP (19) QDPSizeChangeProof [EQUIVALENT, 0 ms] (20) YES (21) PiDP (22) UsableRulesProof [EQUIVALENT, 0 ms] (23) PiDP (24) PiDPToQDPProof [SOUND, 0 ms] (25) QDP (26) MRRProof [EQUIVALENT, 19 ms] (27) QDP (28) MRRProof [EQUIVALENT, 24 ms] (29) QDP (30) DependencyGraphProof [EQUIVALENT, 0 ms] (31) QDP (32) UsableRulesProof [EQUIVALENT, 0 ms] (33) QDP (34) QReductionProof [EQUIVALENT, 0 ms] (35) QDP (36) QDPSizeChangeProof [EQUIVALENT, 0 ms] (37) YES (38) PiDP (39) UsableRulesProof [EQUIVALENT, 0 ms] (40) PiDP (41) PiDPToQDPProof [SOUND, 0 ms] (42) QDP (43) QDPSizeChangeProof [EQUIVALENT, 0 ms] (44) YES (45) PiDP (46) UsableRulesProof [EQUIVALENT, 0 ms] (47) PiDP (48) PiDPToQDPProof [SOUND, 0 ms] (49) QDP (50) QDPOrderProof [EQUIVALENT, 919 ms] (51) QDP (52) PisEmptyProof [EQUIVALENT, 0 ms] (53) YES ---------------------------------------- (0) Obligation: Clauses: mergesort([], []). mergesort(.(X, []), .(X, [])). mergesort(.(X, .(Y, L1)), L2) :- ','(split2(.(X, .(Y, L1)), L3, L4), ','(mergesort(L3, L5), ','(mergesort(L4, L6), merge(L5, L6, L2)))). split(L1, L2, L3) :- split0(L1, L2, L3). split(L1, L2, L3) :- split1(L1, L2, L3). split(L1, L2, L3) :- split2(L1, L2, L3). split0([], [], []). split1(.(X, []), .(X, []), []). split2(.(X, .(Y, L1)), .(X, L2), .(Y, L3)) :- split(L1, L2, L3). merge([], L1, L1). merge(L1, [], L1). merge(.(X, L1), .(Y, L2), .(X, L3)) :- ','(le(X, Y), merge(L1, .(Y, L2), L3)). merge(.(X, L1), .(Y, L2), .(Y, L3)) :- ','(gt(X, Y), merge(.(X, L1), L2, L3)). gt(s(X), s(Y)) :- gt(X, Y). gt(s(X), 0). le(s(X), s(Y)) :- le(X, Y). le(0, s(Y)). le(0, 0). Query: mergesort(g,a)
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