Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:12:02 2012 Optimize a model with 1973 rows, 1806 columns and 7516 nonzeros Presolve removed 91 rows and 212 columns Presolve time: 0.09s Presolved: 1882 rows, 1594 columns, 7006 nonzeros Variable types: 0 continuous, 1594 integer (1594 binary) Found heuristic solution: objective 42.0000000 Root relaxation: objective 3.000000e+00, 1237 iterations, 0.03 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 (4146 simplex iterations) in 0.25 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%