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-grid8x21-hard.opb

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General information on the benchmark

Namenormalized-PB16/DEC-SMALLINT-LIN/pb16-16-elffers/
vertexcover-instances/normalized-vertexcover-grid8x21-hard.opb
MD5SUM4e99f92911c5936a9db3be1adf3910dd
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 benchmark0.045993
Has Objective FunctionNO
Satisfiable
(Un)Satisfiability was proved
Best value of the objective function
Optimality of the best value was proved
Number of variables168
Total number of constraints337
Number of constraints which are clauses336
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 constraint168
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 87
Number of bits of the biggest number in a constraint 7
Biggest sum of numbers in a constraint 255
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)4089228UNSAT 0.045993 0.0518669
Open-WBO PB16 (complete)4089230UNSAT 0.046992 0.04631
NaPS 1.02 (complete)4089227UNSAT 0.243962 0.245418
cdcl-cuttingplanes DEC 2016-05-01 (complete)4089231UNSAT 3.67744 3.67957
minisatp 2012-10-02 git-d91742b (complete)4113163UNSAT 312.177 312.231
Sat4j PB 2.3.6 Res+CP PB16 (complete)4089226? (TO) 1800.01 896.863
toysat 2016-05-02 (complete)4089225? (TO) 1800.09 1800.61
Sat4j PB 2.3.6 Resolution PB16 (complete)4089229? (TO) 1800.56 1792.84

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: