PB'10 competition: WBO track: solvers results per benchmarks

Result page for benchmark
/PARTIAL-SMALLINT-LIN/wcsp/academics/
normalized-8queens_wcsp.wbo

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General information on the benchmark

Name/PARTIAL-SMALLINT-LIN/wcsp/academics/
normalized-8queens_wcsp.wbo
MD5SUM6918f920750f88dfbef1b43610925e28
Bench CategoryPARTIAL-SMALLINT-LIN (both soft and hard constraints, small integers, linear constraints)
Best result obtained on this benchmarkMOPT
Best cost obtained on this benchmark0
Best CPU time to get the best result obtained on this benchmark0.019996
Max-Satisfiable
Max-(Un)Satisfiability was proved
Best value of the cost
Optimality of the best cost was proved
Number of variables64
Total number of constraints512
Number of soft constraints504
Number of constraints which are clauses504
Number of constraints which are cardinality constraints (but not clauses)8
Number of constraints which are nor clauses,nor cardinality constraints0
Minimum length of a constraint2
Maximum length of a constraint8
Top cost 1
Min constraint cost 1
Max constraint cost 1
Sum of constraints costs 504
Biggest number in a constraint 1
Number of bits of the biggest number in a constraint 1
Biggest sum of numbers in a constraint 9
Number of bits of the biggest sum of numbers4
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
PB/CT 0.1 (complete)2699532OPTIMUM 0.018997 0.0197541
PB/CT 0.1 fixed (complete)2699535OPTIMUM 0.019996 0.0199879
SCIPnone SCIP 1.2.1.2 without any LP solver (complete)2699530OPTIMUM 0.040993 0.0411329
SCIPclp SCIP 1.2.1.3 with Clp 1.11.1 (Release Version) as LP solver (complete)2705688OPTIMUM 0.054991 0.0551981
SCIPclp SCIP 1.2.1.2 with Clp 1.11.1 (Release Version) as LP solver (complete)2699529OPTIMUM 0.05699 0.057173
SCIPspx SCIP 1.2.1.2 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver (complete)2699528OPTIMUM 0.05699 0.056732
pb_cplex 2010-07-01 (complete)2699533OPTIMUM 0.095984 0.094784
SAT4J PB Resolution 2.2.1 (complete)2699534OPTIMUM 0.350946 0.259103
SAT4J PB Resolution 2.2.0 2010-05-26 (complete)2699526OPTIMUM 0.359944 0.258177
SAT4J PB RES // CP 2.2.0 2010-05-31 (complete)2699531OPTIMUM 0.51992 1.24497
SAT4J PB CuttingPlanes 2.2.0 2010-05-26 (complete)2699527OPTIMUM 0.539916 0.32282
wbo 1.4a (complete)2699524MSAT 0.001999 0.00594209
wbo 1.4b (complete)2699525MSAT 0.002999 0.00623606

Additionnal information

This section presents information obtained from the best job displayed in the list (i.e. solvers whose names are not hidden).

cost of falsified constraints: 0
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