PB'12 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 benchmark0.001999
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
pwbo 2.02 (complete)3728696OPTIMUM 0.001999 0.00823403
wbo 1.72 (complete)3728287OPTIMUM 0.001999 0.00646001
pwbo 2.01 (complete)3712612OPTIMUM 0.002998 0.00645803
wbo 1.71 (complete)3713021OPTIMUM 0.002998 0.00635411
clasp 2.0.6-R5325 (complete)3711510OPTIMUM 0.002999 0.00652112
wbo2satCp2 2012-05-19 (complete)3717133OPTIMUM 0.008998 0.0138031
wbo2sat 2012-05-19 (complete)3716440OPTIMUM 0.010997 0.0127399
npSolver 1.0 (complete)3713668OPTIMUM 0.023996 0.0293521
npSolver inc-topdown-quickBound (complete)3715747OPTIMUM 0.023996 0.0304751
npSolver inc-topDown (complete)3715054OPTIMUM 0.028994 0.0295921
npSolver inc (complete)3714361OPTIMUM 0.028995 0.030094
npSolver inc (fixed) (complete)3754435OPTIMUM 0.038993 0.0417901
npSolver inc-topDown (fixed) (complete)3753742OPTIMUM 0.039993 0.038607
toysat 2012-05-17 (complete)3712157OPTIMUM 0.039993 0.0411689
npSolver 1.0 (fixed) (complete)3755128OPTIMUM 0.040992 0.0420719
npSolver inc-topdown-quickBound (fixed) (complete)3753049OPTIMUM 0.044992 0.0502499
SCIP spx SCIP 2.1.1.4. with SoPlex 1.6.0.3 fixed (complete)3717588OPTIMUM 0.073988 0.0817269
Sat4j PB 2012-05-28 (complete)3718235OPTIMUM 0.303953 0.223971

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