Gurobi 5.0.1 (linux64) logging started Fri Nov 16 03:07:48 2012 Optimize a model with 131 rows, 156 columns and 490 nonzeros Presolve removed 26 rows and 2 columns Presolve time: 0.00s Presolved: 117 rows, 154 columns, 556 nonzeros Variable types: 0 continuous, 154 integer (154 binary) Found heuristic solution: objective 12.0000000 Root relaxation: objective 3.000000e+00, 71 iterations, 0.00 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 (109 simplex iterations) in 0.00 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%