2017 XCSP3 competition: fast COP track (sequential and parallel solvers): solvers results per benchmarks

Result page for benchmark
GraphColoring/GraphColoring-m1-mono/
GraphColoring-queen8-8.xml

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General information on the benchmark

NameGraphColoring/GraphColoring-m1-mono/
GraphColoring-queen8-8.xml
MD5SUM1f0f248e074ceb8e6b1804d1246bfc68
Bench CategoryCOP (optimization problem)
Best result obtained on this benchmarkSAT TO
Best value of the objective obtained on this benchmark8
Best CPU time to get the best result obtained on this benchmark242.452
Satisfiable
(Un)Satisfiability was proved
Number of variables64
Number of constraints728
Number of domains1
Minimum domain size64
Maximum domain size64
Distribution of domain sizes[{"size":64,"count":64}]
Minimum variable degree22
Maximum variable degree28
Distribution of variable degrees[{"degree":22,"count":28},{"degree":24,"count":20},{"degree":26,"count":12},{"degree":28,"count":4}]
Minimum constraint arity2
Maximum constraint arity2
Distribution of constraint arities[{"arity":2,"count":728}]
Number of extensional constraints0
Number of intensional constraints728
Distribution of constraint types[{"type":"intension","count":728}]
Optimization problemYES
Type of objectivemin MAXIMUM

Results of the different solvers on this benchmark

Solver NameTraceIDAnswerobjective functionCPU timeWall clock time
AbsCon-basic 2017-06-11 (complete)4257536SAT (TO)8 242.452 240.011
OscaR - Conflict Ordering 2017-07-26 (complete)4256045SAT (TO)8 243.619 240.013
choco-solver 4.0.5 seq (2017-07-26) (complete)4254057SAT (TO)8 244.13 240.00999
choco-solver 4.0.5 seq (2017-08-09) (complete)4270106SAT (TO)8 244.162 240.022
choco-solver 4.0.5 seq (2017-08-18) (complete)4282856SAT (TO)8 244.55701 240.013
sat4j-CSP 2017-07-05 (complete)4258033SAT (TO)8 246.711 240.217
choco-solver 5a (2017-08-18) (complete)4284326SAT (TO)8 247.343 240.033
choco-solver 5a (2017-07-26) (complete)4255051SAT (TO)8 247.5 240.00999
OscaR - ALNS 2017-07-26 (complete)4255548SAT (TO)8 247.998 240.028
Concrete 3.4 (complete)4259524SAT (TO)8 249.21899 240.03799
cosoco-sat 1.12 (complete)4266705SAT (TO)8 251.938 252.00999
cosoco 1.12 (complete)4268636SAT (TO)8 251.94299 252.00999
Mistral-2.0 2017-07-28 (complete)4259027SAT (TO)8 251.95 252.009
cosoco 1.1 (complete)4258530SAT (TO)8 252.01401 252.009
choco-solver 4.0.5 par (2017-07-26) (complete)4254554SAT (TO)8 1920.15 242.43401
OscaR - Parallel with EPS 2017-07-26 (complete)4257039SAT (TO)8 1921.15 244.006
OscaR - Parallel with EPS 2017-08-22 (complete)4285796SAT (TO)8 1981.74 252.129
choco-solver 4.0.5 par (2017-08-18) (complete)4281386SAT (TO)8 1994.37 252.09399
choco-solver 4.0.5 par (2017-08-09) (complete)4271576SAT (TO)8 1999.15 252.105
OscaR - Hybrid 2017-07-26 (complete)4256542SAT (TO)9 247.35201 240.028

Additionnal information

This section presents information obtained from the best job displayed in the list (i.e. solvers whose names are not hidden).

objective function: 8
Solution found:
<instantiation id='sol3' type='solution' cost='8'>  <list> x[] </list>  <values> 6 3 7 4 1 0 2 5 7 1 0 2 3 6 4 8 0 6 8 1 4 2 7 3 8 5 4 7 6 3
1 0 4 2 1 8 0 5 6 7 5 0 3 6 2 4 8 1 3 7 2 0 8 1 5 4 1 4 6 3 5 7 0 2 </values>  </instantiation>