Gurobi 5.0.1 (linux64) logging started Fri Nov 16 20:35:06 2012

Optimize a model with 13600 rows, 18632 columns and 58888 nonzeros
Presolve removed 301 rows and 3944 columns
Presolve time: 0.27s
Presolved: 13299 rows, 14688 columns, 54264 nonzeros
Variable types: 0 continuous, 14688 integer (14688 binary)
Found heuristic solution: objective 43.0000000

Root relaxation: objective 3.000000e+00, 13767 iterations, 0.84 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%     -    2s

Explored 0 nodes (21451 simplex iterations) in 2.35 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%