Gurobi 5.0.1 (linux64) logging started Fri Nov 16 22:13:48 2012

Optimize a model with 33285 rows, 35156 columns and 134077 nonzeros
Presolve removed 399 rows and 4303 columns
Presolve time: 0.80s
Presolved: 32886 rows, 30853 columns, 128489 nonzeros
Variable types: 0 continuous, 30853 integer (30853 binary)
Found heuristic solution: objective 187.0000000

Root relaxation: objective 3.000000e+00, 22083 iterations, 2.85 seconds
Total elapsed time = 16.85s

    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%     -   19s

Explored 0 nodes (61584 simplex iterations) in 19.31 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%