Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:13:41 2012 Optimize a model with 3264 rows, 2352 columns and 11952 nonzeros Presolve removed 145 rows and 48 columns Presolve time: 0.07s Presolved: 3119 rows, 2304 columns, 11568 nonzeros Variable types: 0 continuous, 2304 integer (2304 binary) Found heuristic solution: objective 27.0000000 Root relaxation: objective 3.000000e+00, 3692 iterations, 0.14 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 (4890 simplex iterations) in 0.28 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%