PB'11 competition: satisfaction and optimization track: solvers results per benchmarks

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General information on the benchmark

Bench CategoryOPT-SMALLINT (optimisation, small integers)
Best result obtained on this benchmarkOPT
Best value of the objective obtained on this benchmark20
Best CPU time to get the best result obtained on this benchmark0.05399
Has Objective FunctionYES
(Un)Satisfiability was provedYES
Best value of the objective function 20
Optimality of the best value was proved YES
Number of variables144
Total number of constraints704
Number of constraints which are clauses464
Number of constraints which are cardinality constraints (but not clauses)96
Number of constraints which are nor clauses,nor cardinality constraints144
Minimum length of a constraint2
Maximum length of a constraint12
Number of terms in the objective function 48
Biggest coefficient in the objective function 2
Number of bits for the biggest coefficient in the objective function 2
Sum of the numbers in the objective function 64
Number of bits of the sum of numbers in the objective function 7
Biggest number in a constraint 8
Number of bits of the biggest number in a constraint 4
Biggest sum of numbers in a constraint 64
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 NameTraceIDAnswerobjective functionCPU timeWall clock time
clasp 2.0-R4191 (complete)3468668OPT20 0.05399 0.0539311
wbo 1.6 (complete)3461349OPT20 0.177972 0.179086
MinisatID 2.5.2 (fixed) (complete)3491094OPT20 0.261959 0.263626
pwbo 1.1 (complete)3500128OPT20 0.272958 0.142119
bsolo 3.2 (complete)3463561OPT20 0.634902 0.635785
Sat4j Resolution 2.3.0 (complete)3459435OPT20 0.901862 0.53184
MinisatID 2.5.2-gmp (fixed) (complete)3497472OPT20 1.20881 1.20923
borg pb-opt-11.04.03 (complete)3481959OPT20 1.53377 1.33731
Sat4j CuttingPlanes 2.3.0 (complete)3457243OPT20 1.78573 0.751291
Sat4j Res//CP 2.3.0 (complete)3455051OPT20 1.79573 1.25329
SCIP spx 2 2011-06-10 (fixed) (complete)3485931OPT20 4.48832 4.48864
SCIP spx E_2 2011-06-10 (fixed) (complete)3489373OPT20 4.50331 4.50391
SCIP spx SCIP with SoPlex [DEPRECATED] (complete)3453113OPT20 4.51431 4.51463
SCIP spx E SCIP with SoPlex [DEPRECATED] (complete)3451453OPT20 4.53931 4.54704
MinisatID 2.4.8 [DEPRECATED] (complete)3465221OPT20 5.9051 5.90628
MinisatID 2.4.8-gmp [DEPRECATED] (complete)3467159OPT20 27.0049 27.0063

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: 20
Solution found:
-x1 x2 -x3 -x4 -x5 x6 -x7 -x8 -x9 -x10 x11 -x12 -x13 -x14 x15 -x16 -x17 -x18 x19 -x20 -x21 x22 -x23 -x24 -x25 -x26 x27 -x28 -x29 x30 -x31
-x32 -x33 -x34 -x35 x36 -x37 -x38 x39 -x40 -x41 -x42 x43 -x44 -x45 -x46 -x47 x48 x49 -x50 -x51 -x52 -x53 -x54 -x55 x56 x57 -x58 -x59 -x60
-x61 -x62 -x63 x64 x65 -x66 -x67 -x68 x69 -x70 -x71 -x72 -x73 -x74 -x75 x76 -x77 -x78 -x79 x80 x81 -x82 -x83 -x84 -x85 x86 -x87 -x88 -x89
x90 -x91 -x92 x93 -x94 -x95 -x96 x97 -x98 -x99 -x100 x101 -x102 -x103 -x104 x105 x106 -x107 -x108 x109 -x110 -x111 -x112 x113 -x114 -x115
-x116 x117 x118 -x119 -x120 -x121 -x122 x123 -x124 x125 -x126 x127 -x128 -x129 -x130 x131 -x132 -x133 -x134 x135 -x136 -x137 x138 -x139 x140
-x141 x142 -x143 x144