PB'16 competition: satisfaction and optimization track: solvers results per benchmarks

Result page for benchmark
normalized-PB16/DEC-SMALLINT-LIN/pb16-16-elffers/
vertexcover-instances/normalized-vertexcover-grid6x21-hard.opb

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General information on the benchmark

Namenormalized-PB16/DEC-SMALLINT-LIN/pb16-16-elffers/
vertexcover-instances/normalized-vertexcover-grid6x21-hard.opb
MD5SUMec993025f2209b3dea88b097c1c8c677
Bench CategoryDEC-SMALLINT-LIN (no optimisation, small integers, linear constraints)
Best result obtained on this benchmarkUNSAT
Best value of the objective obtained on this benchmark
Best CPU time to get the best result obtained on this benchmark0.015997
Has Objective FunctionNO
Satisfiable
(Un)Satisfiability was proved
Best value of the objective function
Optimality of the best value was proved
Number of variables126
Total number of constraints253
Number of constraints which are clauses252
Number of constraints which are cardinality constraints (but not clauses)1
Number of constraints which are nor clauses,nor cardinality constraints0
Minimum length of a constraint2
Maximum length of a constraint126
Number of terms in the objective function 0
Biggest coefficient in the objective function 0
Number of bits for the biggest coefficient in the objective function 0
Sum of the numbers in the objective function 0
Number of bits of the sum of numbers in the objective function 0
Biggest number in a constraint 65
Number of bits of the biggest number in a constraint 7
Biggest sum of numbers in a constraint 191
Number of bits of the biggest sum of numbers8
Number of products (including duplicates)0
Sum of products size (including duplicates)0
Number of different products0
Sum of products size0

Results of the different solvers on this benchmark

Solver NameTraceIDAnswerCPU timeWall clock time
Open-WBO-LSU PB16 (complete)4089445UNSAT 0.015997 0.0177589
Open-WBO PB16 (complete)4089447UNSAT 0.015997 0.021935
cdcl-cuttingplanes DEC 2016-05-01 (complete)4089448UNSAT 0.035994 0.041762
NaPS 1.02 (complete)4089444UNSAT 0.089985 0.0904049
minisatp 2012-10-02 git-d91742b (complete)4113176UNSAT 0.880865 0.881134
Sat4j PB 2.3.6 Res+CP PB16 (complete)4089443UNSAT 12.931 5.69068
toysat 2016-05-02 (complete)4089442? (TO) 1800.09 1800.61
Sat4j PB 2.3.6 Resolution PB16 (complete)4089446? (TO) 1800.67 1794.44

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: