Gurobi 5.0.1 (linux64) logging started Mon Nov 19 07:02:04 2012 Optimize a model with 3849 rows, 125 columns and 7698 nonzeros Presolve removed 2761 rows and 0 columns Presolve time: 0.13s Presolved: 1088 rows, 125 columns, 7537 nonzeros Variable types: 0 continuous, 125 integer (125 binary) Found heuristic solution: objective 6.0000000 Root relaxation: objective 1.677587e+01, 543 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 16.77587 0 123 6.00000 16.77587 180% - 0s H 0 0 7.0000000 16.77587 140% - 0s 0 0 16.35475 0 125 7.00000 16.35475 134% - 0s H 0 0 8.0000000 16.35475 104% - 0s 0 0 16.29134 0 125 8.00000 16.29134 104% - 0s H 0 0 9.0000000 16.29134 81.0% - 0s 0 0 16.22608 0 125 9.00000 16.22608 80.3% - 0s H 0 0 10.0000000 16.22608 62.3% - 0s 0 0 16.20294 0 125 10.00000 16.20294 62.0% - 0s 0 0 16.17559 0 125 10.00000 16.17559 61.8% - 1s 0 0 16.15811 0 124 10.00000 16.15811 61.6% - 1s 0 0 16.15302 0 125 10.00000 16.15302 61.5% - 1s 0 0 16.13726 0 125 10.00000 16.13726 61.4% - 1s 0 0 16.13188 0 124 10.00000 16.13188 61.3% - 1s 0 0 16.12700 0 125 10.00000 16.12700 61.3% - 1s 0 0 16.11635 0 124 10.00000 16.11635 61.2% - 2s 0 0 16.11380 0 125 10.00000 16.11380 61.1% - 2s 0 0 16.11236 0 125 10.00000 16.11236 61.1% - 2s 0 0 16.11190 0 125 10.00000 16.11190 61.1% - 2s 0 0 16.11118 0 125 10.00000 16.11118 61.1% - 2s 0 2 16.11102 0 125 10.00000 16.11102 61.1% - 3s 305 59 11.23246 7 38 10.00000 12.79923 28.0% 80.6 5s Cutting planes: Clique: 116 Explored 367 nodes (29185 simplex iterations) in 5.24 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+01, best bound 1.000000000000e+01, gap 0.0%