2018 XCSP3 competition: fast COP track: solvers results per benchmarks

Result page for benchmark
QuadraticAssignment/
QuadraticAssignment-sko90_c18.xml

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General information on the benchmark

NameQuadraticAssignment/
QuadraticAssignment-sko90_c18.xml
MD5SUMe1bd5b7e730358cb8a15a6f1e37f47a5
Bench CategoryCOP (optimization problem)
Best result obtained on this benchmarkSAT
Best value of the objective obtained on this benchmark64864
Best CPU time to get the best result obtained on this benchmark252.148
Satisfiable
(Un)Satisfiability was proved
Number of variables8190
Number of constraints4006
Number of domains2
Minimum domain size8
Maximum domain size90
Distribution of domain sizes[{"size":8,"count":4005},{"size":90,"count":90}]
Minimum variable degree0
Maximum variable degree90
Distribution of variable degrees[{"degree":0,"count":4095},{"degree":2,"count":4005},{"degree":90,"count":90}]
Minimum constraint arity3
Maximum constraint arity90
Distribution of constraint arities[{"arity":3,"count":4005},{"arity":90,"count":1}]
Number of extensional constraints4005
Number of intensional constraints0
Distribution of constraint types[{"type":"extension","count":4005},{"type":"allDifferent","count":1}]
Optimization problemYES
Type of objectivemin SUM

Results of the different solvers on this benchmark

Solver NameTraceIDAnswerobjective functionCPU timeWall clock time
Mistral-2.0 2018-08-01 (complete)4312570SAT (TO)64260 252.216 252.258
OscaR - Hybrid 2018-08-14 (complete)4310394SAT (TO)64864 252.148 220.253
OscaR - Conflict Ordering with restarts 2018-08-14 (complete)4310044SAT (TO)67345 252.104 218.973
OscaR - Conflict Ordering with restarts 2018-08-17 (complete)4312254SAT (TO)67481 252.162 219.372
cosoco 1.12 (complete)4301614SAT (TO)67862 251.991 252.026
Choco-solver 4.0.7b seq (e747e1e) (complete)4301612? (TO) 252.125 236.531
Concrete 3.9.2-SuperNG (complete)4302768? (TO) 252.214 200.883
Concrete 3.9.2 (complete)4302418? (TO) 252.481 194.294
Sat4j-CSP 2018-07-11 (complete)4301613? (TO) 259.977 109.159

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: 64260
Solution found:
--too large--