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-grid4x17-hard.opb

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General information on the benchmark

Namenormalized-PB16/DEC-SMALLINT-LIN/pb16-16-elffers/
vertexcover-instances/normalized-vertexcover-grid4x17-hard.opb
MD5SUMc575d8e74289f753b5e7e3c0854bb179
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 benchmark0.004998
Has Objective FunctionNO
Satisfiable
(Un)Satisfiability was proved
Best value of the objective function
Optimality of the best value was proved
Number of variables68
Total number of constraints137
Number of constraints which are clauses136
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 constraint68
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 35
Number of bits of the biggest number in a constraint 6
Biggest sum of numbers in a constraint 103
Number of bits of the biggest sum of numbers7
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)4089347UNSAT 0.004998 0.006863
Open-WBO PB16 (complete)4089349UNSAT 0.004998 0.00858594
cdcl-cuttingplanes DEC 2016-05-01 (complete)4089350UNSAT 0.010997 0.0124881
NaPS 1.02 (complete)4089346UNSAT 0.021995 0.025646
minisatp 2012-10-02 git-d91742b (complete)4113366UNSAT 0.079987 0.0815301
Sat4j PB 2.3.6 Res+CP PB16 (complete)4089345UNSAT 1.12283 0.660852
toysat 2016-05-02 (complete)4089344UNSAT 43.0894 43.0954
Sat4j PB 2.3.6 Resolution PB16 (complete)4089348UNSAT 53.4539 52.138

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: