Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:12:50 2012 Optimize a model with 2654 rows, 2070 columns and 9808 nonzeros Presolve removed 94 rows and 92 columns Presolve time: 0.10s Presolved: 2560 rows, 1978 columns, 9379 nonzeros Variable types: 0 continuous, 1978 integer (1978 binary) Found heuristic solution: objective 45.0000000 Root relaxation: objective 3.000000e+00, 1376 iterations, 0.04 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 (2659 simplex iterations) in 0.20 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%