Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:09:56 2012 Optimize a model with 483 rows, 552 columns and 1909 nonzeros Presolve removed 48 rows and 46 columns Presolve time: 0.01s Presolved: 435 rows, 506 columns, 1748 nonzeros Variable types: 0 continuous, 506 integer (506 binary) Found heuristic solution: objective 10.0000000 Root relaxation: objective 3.000000e+00, 429 iterations, 0.01 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 (429 simplex iterations) in 0.01 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%