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

Result page for benchmark
/PARTIAL-SMALLINT-LIN/wcsp/academics/
normalized-4queens_wcsp.wbo

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General information on the benchmark

Name/PARTIAL-SMALLINT-LIN/wcsp/academics/
normalized-4queens_wcsp.wbo
MD5SUM1d8258c22bc483b2975ac7eb72afa9f4
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 benchmark0.010997
Max-Satisfiable
Max-(Un)Satisfiability was proved
Best value of the cost
Optimality of the best cost was proved
Number of variables16
Total number of constraints264
Number of soft constraints260
Number of constraints which are clauses260
Number of constraints which are cardinality constraints (but not clauses)4
Number of constraints which are nor clauses,nor cardinality constraints0
Minimum length of a constraint2
Maximum length of a constraint4
Top cost 1
Min constraint cost 1
Max constraint cost 1
Sum of constraints costs 260
Biggest number in a constraint 3
Number of bits of the biggest number in a constraint 2
Biggest sum of numbers in a constraint 7
Number of bits of the biggest sum of numbers3
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 fixed (complete)2699547OPTIMUM 0.010997 0.01155
PB/CT 0.1 (complete)2699544OPTIMUM 0.010997 0.0114049
SCIPnone SCIP 1.2.1.2 without any LP solver (complete)2699542OPTIMUM 0.022995 0.023068
pb_cplex 2010-07-01 (complete)2699545OPTIMUM 0.023995 0.0269889
SCIPclp SCIP 1.2.1.3 with Clp 1.11.1 (Release Version) as LP solver (complete)2705689OPTIMUM 0.029995 0.030255
SCIPspx SCIP 1.2.1.2 with SoPlex 1.4.2 (CVS Version 30.5.2010) as LP solver (complete)2699540OPTIMUM 0.031994 0.03257
SCIPclp SCIP 1.2.1.2 with Clp 1.11.1 (Release Version) as LP solver (complete)2699541OPTIMUM 0.031994 0.032028
SAT4J PB Resolution 2.2.0 2010-05-26 (complete)2699538OPTIMUM 0.226965 0.205385
SAT4J PB Resolution 2.2.1 (complete)2699546OPTIMUM 0.231964 0.206416
SAT4J PB CuttingPlanes 2.2.0 2010-05-26 (complete)2699539OPTIMUM 0.241962 0.204045
SAT4J PB RES // CP 2.2.0 2010-05-31 (complete)2699543OPTIMUM 0.291954 1.18845
wbo 1.4a (complete)2699536MSAT 0.000999 0.00607206
wbo 1.4b (complete)2699537MSAT 0.001998 0.00605106

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