Gurobi 5.0.1 (linux64) logging started Mon Nov 19 06:49:23 2012 Optimize a model with 2594 rows, 103 columns and 5188 nonzeros Presolve removed 1807 rows and 0 columns Presolve time: 0.07s Presolved: 787 rows, 103 columns, 5317 nonzeros Variable types: 0 continuous, 103 integer (103 binary) Found heuristic solution: objective 7.0000000 Root relaxation: objective 1.448747e+01, 386 iterations, 0.02 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 14.48747 0 101 7.00000 14.48747 107% - 0s H 0 0 8.0000000 14.48747 81.1% - 0s 0 0 14.34873 0 103 8.00000 14.34873 79.4% - 0s 0 0 14.29353 0 102 8.00000 14.29353 78.7% - 0s H 0 0 9.0000000 14.29353 58.8% - 0s 0 0 14.24928 0 103 9.00000 14.24928 58.3% - 0s 0 0 14.22980 0 103 9.00000 14.22980 58.1% - 0s 0 0 14.22131 0 103 9.00000 14.22131 58.0% - 0s 0 0 14.22117 0 103 9.00000 14.22117 58.0% - 0s 0 0 14.21852 0 102 9.00000 14.21852 58.0% - 0s 0 0 14.21608 0 103 9.00000 14.21608 58.0% - 0s 0 0 14.21059 0 103 9.00000 14.21059 57.9% - 0s 0 0 14.20580 0 103 9.00000 14.20580 57.8% - 0s 0 0 14.20564 0 103 9.00000 14.20564 57.8% - 1s 0 0 14.20065 0 103 9.00000 14.20065 57.8% - 1s 0 0 14.20043 0 103 9.00000 14.20043 57.8% - 1s 0 0 14.19812 0 103 9.00000 14.19812 57.8% - 1s 0 0 14.19712 0 103 9.00000 14.19712 57.7% - 1s 0 0 14.19526 0 103 9.00000 14.19526 57.7% - 1s 0 2 14.19512 0 103 9.00000 14.19512 57.7% - 2s * 184 25 4 10.0000000 12.21328 22.1% 63.3 2s Cutting planes: Gomory: 2 Clique: 31 Zero half: 12 Explored 212 nodes (13552 simplex iterations) in 2.78 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%