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 benchmark20
Best CPU time to get the best result obtained on this benchmark0.048992
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 2.0.6-R5325 (opt) (complete)3709036OPT20 0.048992 0.0505111
PB07: Pueblo 1.4 (incomplete)3720026OPT20 0.086986 0.0905909
PB12: minisatp 1.0-2-g022594c (complete)3723481OPT20 0.098984 0.101814
pb2satCp2 2012-05-19 (complete)3694796OPT20 0.105982 0.109083
npSolver inc-topDown (fixed) (complete)3747145OPT20 0.12298 0.124475
npSolver inc-topdown-quickBound (fixed) (complete)3751933OPT20 0.12598 0.127665
npSolver inc-topDown (complete)3697988OPT20 0.135978 0.139013
npSolver inc-topdown-quickBound (complete)3702776OPT20 0.136978 0.137658
PB07: minisat+ 1.14 (complete)3721196OPT20 0.144977 0.146097
npSolver inc (fixed) (complete)3748741OPT20 0.180971 0.182943
pb2sat 2012-05-19 (complete)3696392OPT20 0.181971 0.193402
pwbo 2.02 (complete)3725858OPT20 0.182971 0.094553
pwbo 2.0 (complete)3703557OPT20 0.182971 0.0871551
wbo 1.72 (complete)3727379OPT20 0.212967 0.213226
npSolver 1.0 (complete)3701180OPT20 0.212967 0.215452
npSolver inc (complete)3699584OPT20 0.217966 0.224408
npSolver 1.0 (fixed) (complete)3750337OPT20 0.219966 0.221908
wbo 1.7 (complete)3705078OPT20 0.224965 0.22344
PB07: PB-clasp 2007-04-10 (complete)3731932OPT20 0.298953 0.305706
PB07: bsolo 3.0.17 (complete)3731933OPT20 0.425934 0.430521
PB09: bsolo 3.1 (complete)3731935OPT20 0.494924 0.494654
toysat 2012-05-17 (complete)3706704OPT20 0.514921 0.516498
toysat 2012-06-01 (complete)3725077OPT20 0.51792 0.518891
bsolo 3.2 (complete)3707870OPT20 0.656899 0.657078
Sat 4j PB Resolution 2.3.2 Snapshot (complete)3687667OPT20 0.786879 0.461529
SAT4J PB specific settings 2.3.2 snapshot (complete)3710632OPT20 0.874866 0.475567
PB07: SAT4JPseudoResolution 2007-03-23 (complete)3731934OPT20 0.98285 0.550579
PB09: SAT4J Pseudo Resolution 2.1.1 (complete)3731937OPT20 1.21281 0.65855
SAT 4j PB RES // CP 2.3.2 Snapshot (complete)3687666OPT20 1.80372 1.26213
PB11: Sat4j Res//CP 2.3.0 (complete)3731941OPT20 1.87571 1.27654
PB10: pb_cplex 2010-06-29 (complete)3731939OPT20 1.9507 0.685164
PB10: SAT4J PB RES // CP 2.2.0 2010-05-31 (complete)3731938OPT20 2.14267 2.23988
SCIP spx standard SCIP with SoPlex standard fixed (complete)3693200OPT20 3.44248 3.44448
SCIP spx SCIP with SoPlex fixed (complete)3690868OPT20 4.77127 4.77233
PB11: SCIP spx E_2 2011-06-10 (fixed) (complete)3731942OPT20 4.80127 4.80439
SCIP spx E SCIP Exp with SoPlex fixed (complete)3692034OPT20 4.97024 4.97289
PB09: SCIPspx SCIP with SoPLEX 1.4.1(24.4.2009) (complete)3731936OPT20 6.00609 6.01008
PB10: SCIPspx SCIP with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver (complete)3731940OPT20 6.11907 6.12175

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