Gurobi 5.0.1 (linux64) logging started Fri Nov 16 20:51:19 2012

Optimize a model with 16757 rows, 21756 columns and 71293 nonzeros
Presolve removed 323 rows and 3971 columns
Presolve time: 0.36s
Presolved: 16434 rows, 17785 columns, 66365 nonzeros
Variable types: 0 continuous, 17785 integer (17785 binary)
Found heuristic solution: objective 147.0000000

Root relaxation: objective 3.000000e+00, 11461 iterations, 0.97 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0    3.00000    0   16  147.00000    3.00000  98.0%     -    3s
H    0     0                       3.0000000    3.00000   0.0%     -    3s

Explored 0 nodes (27854 simplex iterations) in 3.98 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%