Gurobi 5.0.1 (linux64) logging started Fri Nov 16 03:20:43 2012 Optimize a model with 3234 rows, 1806 columns and 11340 nonzeros Presolve removed 338 rows and 84 columns Presolve time: 0.06s Presolved: 2896 rows, 1722 columns, 10416 nonzeros Variable types: 0 continuous, 1722 integer (1722 binary) Found heuristic solution: objective 29.0000000 Root relaxation: objective 3.000000e+00, 2633 iterations, 0.11 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 (3458 simplex iterations) in 0.24 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%