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-grid4x27-hard.opb

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General information on the benchmark

Namenormalized-PB16/DEC-SMALLINT-LIN/pb16-16-elffers/
vertexcover-instances/normalized-vertexcover-grid4x27-hard.opb
MD5SUM084a2cfc103db362b3fc7553d38ba23d
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 benchmark0.006998
Has Objective FunctionNO
Satisfiable
(Un)Satisfiability was proved
Best value of the objective function
Optimality of the best value was proved
Number of variables108
Total number of constraints217
Number of constraints which are clauses216
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 constraint108
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 55
Number of bits of the biggest number in a constraint 6
Biggest sum of numbers in a constraint 163
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)4089151UNSAT 0.006998 0.00820091
Open-WBO PB16 (complete)4089153UNSAT 0.006998 0.0100229
cdcl-cuttingplanes DEC 2016-05-01 (complete)4089154UNSAT 0.013997 0.0147489
NaPS 1.02 (complete)4089150UNSAT 0.052991 0.0541951
minisatp 2012-10-02 git-d91742b (complete)4113295UNSAT 0.105983 0.10583
Sat4j PB 2.3.6 Res+CP PB16 (complete)4089149UNSAT 0.583911 0.656345
toysat 2016-05-02 (complete)4089148? (TO) 1800.09 1800.61
Sat4j PB 2.3.6 Resolution PB16 (complete)4089152? (TO) 1800.64 1794.84

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: