Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:10:31 2012 Optimize a model with 956 rows, 1122 columns and 3826 nonzeros Presolve removed 6 rows and 134 columns Presolve time: 0.05s Presolved: 950 rows, 988 columns, 3636 nonzeros Variable types: 0 continuous, 988 integer (988 binary) Found heuristic solution: objective 33.0000000 Found heuristic solution: objective 3.0000000 Root relaxation: objective 2.000000e+00, 63 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 2.00000 0 50 3.00000 2.00000 33.3% - 0s Explored 0 nodes (106 simplex iterations) in 0.05 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%