PB'12 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 benchmark4
Best CPU time to get the best result obtained on this benchmark0.009998
Has Objective FunctionYES
(Un)Satisfiability was provedYES
Best value of the objective function 4
Optimality of the best value was proved YES
Number of variables96
Total number of constraints28
Number of constraints which are clauses28
Number of constraints which are cardinality constraints (but not clauses)0
Number of constraints which are nor clauses,nor cardinality constraints0
Minimum length of a constraint2
Maximum length of a constraint50
Number of terms in the objective function 96
Biggest coefficient in the objective function 1
Number of bits for the biggest coefficient in the objective function 1
Sum of the numbers in the objective function 96
Number of bits of the sum of numbers in the objective function 7
Biggest number in a constraint 1
Number of bits of the biggest number in a constraint 1
Biggest sum of numbers in a constraint 96
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
PB07: Pueblo 1.4 (incomplete)3720230OPT4 0.009998 0.011749
PB10: pb_cplex 2010-06-29 (complete)3734469OPT4 0.016996 0.0172549
PB09: SCIPspx SCIP with SoPLEX 1.4.1(24.4.2009) (complete)3734466OPT4 0.027994 0.028517
SCIP spx standard SCIP with SoPlex standard fixed (complete)3693353OPT4 0.034993 0.035908
clasp 2.0.6-R5325 (opt) (complete)3709189OPT4 0.041993 0.042888
PB12: minisatp 1.0-2-g022594c (complete)3723634OPT4 0.043992 0.0473409
PB11: SCIP spx E_2 2011-06-10 (fixed) (complete)3734472OPT4 0.051991 0.053295
PB10: SCIPspx SCIP with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver (complete)3734470OPT4 0.052991 0.0545319
npSolver inc-topdown-quickBound (fixed) (complete)3752086OPT4 0.063989 0.068114
npSolver inc (complete)3699737OPT4 0.065989 0.0668721
pb2sat 2012-05-19 (complete)3696545OPT4 0.069989 0.0778299
SCIP spx E SCIP Exp with SoPlex fixed (complete)3692187OPT4 0.070988 0.0722391
npSolver inc-topDown (complete)3698141OPT4 0.072988 0.076009
npSolver inc-topdown-quickBound (complete)3702929OPT4 0.073988 0.0755071
npSolver inc-topDown (fixed) (complete)3747298OPT4 0.073988 0.0753579
npSolver inc (fixed) (complete)3748894OPT4 0.076987 0.0768449
SCIP spx SCIP with SoPlex fixed (complete)3691021OPT4 0.077987 0.0796049
bsolo 3.2 (complete)3708023OPT4 0.081986 0.083358
PB09: bsolo 3.1 (complete)3734465OPT4 0.083986 0.083783
PB07: minisat+ 1.14 (complete)3721441OPT4 0.083987 0.0849119
npSolver 1.0 (fixed) (complete)3750490OPT4 0.092984 0.0997219
npSolver 1.0 (complete)3701333OPT4 0.092985 0.098694
pb2satCp2 2012-05-19 (complete)3694949OPT4 0.096984 0.096543
pwbo 2.0 (complete)3703710OPT4 0.12298 0.061425
pwbo 2.02 (complete)3726011OPT4 0.141977 0.064414
PB07: bsolo 3.0.17 (complete)3734463OPT4 0.26196 0.265019
wbo 1.7 (complete)3705231OPT4 0.351946 0.347454
wbo 1.72 (complete)3727532OPT4 0.351946 0.346788
PB07: PB-clasp 2007-04-10 (complete)3734462OPT4 0.373942 0.375205
PB11: Sat4j Res//CP 2.3.0 (complete)3734471OPT4 0.744886 1.69765
PB07: SAT4JPseudoResolution 2007-03-23 (complete)3734464OPT4 0.78488 0.496058
PB10: SAT4J PB RES // CP 2.2.0 2010-05-31 (complete)3734468OPT4 0.823874 3.17267
Sat 4j PB Resolution 2.3.2 Snapshot (complete)3688157OPT4 0.824874 0.474772
PB09: SAT4J Pseudo Resolution 2.1.1 (complete)3734467OPT4 0.963852 0.588353
SAT 4j PB RES // CP 2.3.2 Snapshot (complete)3688156OPT4 0.984849 1.70009
SAT4J PB specific settings 2.3.2 snapshot (complete)3710785OPT4 0.994848 0.543751
toysat 2012-06-01 (complete)3725230OPT4 1.36579 1.36649
toysat 2012-05-17 (complete)3706857OPT4 1.38179 1.38231

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: 4
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