Gurobi 5.0.1 (linux64) logging started Fri Nov 16 19:01:07 2012 Optimize a model with 11591 rows, 16002 columns and 50146 nonzeros Presolve removed 254 rows and 2 columns Presolve time: 0.18s Presolved: 11463 rows, 16000 columns, 65212 nonzeros Variable types: 0 continuous, 16000 integer (16000 binary) Found heuristic solution: objective 126.0000000 Root relaxation: objective 3.000000e+00, 6905 iterations, 0.37 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% - 2s Explored 0 nodes (19218 simplex iterations) in 2.69 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%