Gurobi 5.0.1 (linux64) logging started Fri Nov 16 15:11:01 2012 Optimize a model with 1406 rows, 1406 columns and 5476 nonzeros Presolve removed 80 rows and 222 columns Presolve time: 0.02s Presolved: 1326 rows, 1184 columns, 5069 nonzeros Variable types: 0 continuous, 1184 integer (1184 binary) Found heuristic solution: objective 17.0000000 Root relaxation: objective 3.000000e+00, 1603 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 (1874 simplex iterations) in 0.07 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%