Gurobi 5.0.1 (linux64) logging started Fri Nov 16 01:06:36 2012 Optimize a model with 1295 rows, 342 columns and 4138 nonzeros Presolve removed 740 rows and 2 columns Presolve time: 0.02s Presolved: 555 rows, 340 columns, 2654 nonzeros Variable types: 0 continuous, 340 integer (340 binary) Found heuristic solution: objective 18.0000000 Root relaxation: objective 5.000000e+00, 457 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 5.0000000 5.00000 0.0% - 0s Explored 0 nodes (1478 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%