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

Result page for benchmark
NurseRostering/
NurseRostering-16_c18.xml

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General information on the benchmark

NameNurseRostering/
NurseRostering-16_c18.xml
MD5SUM0b8e9565fd0b9c632a2b7d0ba913c3ff
Bench CategoryCOP (optimization problem)
Best result obtained on this benchmark
Best value of the objective obtained on this benchmark
Best CPU time to get the best result obtained on this benchmark
Satisfiable
(Un)Satisfiability was proved
Number of variables2088
Number of constraints5489
Number of domains13
Minimum domain size1
Maximum domain size57
Distribution of domain sizes[{"size":1,"count":71},{"size":2,"count":440},{"size":4,"count":1120},{"size":21,"count":392},{"size":57,"count":65}]
Minimum variable degree2
Maximum variable degree23
Distribution of variable degrees[{"degree":2,"count":808},{"degree":3,"count":160},{"degree":13,"count":15},{"degree":14,"count":21},{"degree":15,"count":4},{"degree":16,"count":12},{"degree":17,"count":24},{"degree":18,"count":25},{"degree":19,"count":41},{"degree":20,"count":43},{"degree":21,"count":430},{"degree":22,"count":403},{"degree":23,"count":102}]
Minimum constraint arity2
Maximum constraint arity120
Distribution of constraint arities[{"arity":2,"count":1964},{"arity":3,"count":2160},{"arity":4,"count":20},{"arity":6,"count":1020},{"arity":8,"count":20},{"arity":21,"count":224},{"arity":57,"count":80},{"arity":120,"count":1}]
Number of extensional constraints1324
Number of intensional constraints640
Distribution of constraint types[{"type":"extension","count":1324},{"type":"intension","count":640},{"type":"regular","count":2160},{"type":"sum","count":40},{"type":"count","count":1324},{"type":"instantiation","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)4312457? (TO) 251.973 252.011
cosoco 1.12 (complete)4301263? (TO) 251.983 252.01
Choco-solver 4.0.7b seq (e747e1e) (complete)4301261? (TO) 252.036 242.817
OscaR - Conflict Ordering with restarts 2018-08-14 (complete)4310061? (TO) 252.061 244.523
Concrete 3.9.2 (complete)4302435? (TO) 252.073 230.238
OscaR - Hybrid 2018-08-14 (complete)4310411? (TO) 252.077 245.133
OscaR - Conflict Ordering with restarts 2018-08-17 (complete)4312271? (TO) 252.098 244.624
Concrete 3.9.2-SuperNG (complete)4302785? (TO) 252.127 226.045
Sat4j-CSP 2018-07-11 (complete)4301262? (TO) 252.172 242.554

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:
Solution found: