Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:11:10 2012 Optimize a model with 1216 rows, 1482 columns and 4978 nonzeros Presolve removed 124 rows and 380 columns Presolve time: 0.02s Presolved: 1092 rows, 1102 columns, 4332 nonzeros Variable types: 0 continuous, 1102 integer (1102 binary) Found heuristic solution: objective 17.0000000 Root relaxation: objective 3.000000e+00, 1443 iterations, 0.03 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 3.0000000 3.00000 0.0% - 0s Explored 0 nodes (1744 simplex iterations) in 0.06 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%