Gurobi 5.0.1 (linux64) logging started Fri Nov 16 22:28:44 2012

Optimize a model with 37809 rows, 36290 columns and 148768 nonzeros
Presolve removed 23 rows and 3992 columns
Presolve time: 0.82s
Presolved: 37786 rows, 32298 columns, 144380 nonzeros
Variable types: 0 continuous, 32298 integer (32298 binary)
Found heuristic solution: objective 190.0000000
Found heuristic solution: objective 3.0000000

Root relaxation: objective 2.000000e+00, 400 iterations, 0.02 seconds

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

     0     0    2.00000    0  318    3.00000    2.00000  33.3%     -    1s

Explored 0 nodes (701 simplex iterations) in 1.03 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%