Gurobi 5.0.1 (linux64) logging started Fri Nov 16 20:49:00 2012

Optimize a model with 16271 rows, 20880 columns and 68974 nonzeros
Presolve removed 322 rows and 4610 columns
Presolve time: 0.34s
Presolved: 15949 rows, 16270 columns, 63424 nonzeros
Variable types: 0 continuous, 16270 integer (16270 binary)
Found heuristic solution: objective 144.0000000

Root relaxation: objective 3.000000e+00, 10245 iterations, 0.80 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%     -    4s

Explored 0 nodes (24263 simplex iterations) in 4.96 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%