Gurobi 5.6.3 (linux64) logging started Tue Oct  7 21:41:48 2014

Optimize a model with 11773 rows, 11772 columns and 35100 nonzeros
Presolve time: 0.19s
Presolved: 11773 rows, 11772 columns, 35100 nonzeros
Variable types: 0 continuous, 11772 integer (11772 binary)
Found heuristic solution: objective 15.1505518

Root relaxation: objective 9.509156e+00, 1210 iterations, 0.06 seconds

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

*    0     0               0       9.5091563    9.50916  0.00%     -    0s

Explored 0 nodes (1210 simplex iterations) in 0.29 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 9.509156274320e+00, best bound 9.509156274320e+00, gap 0.0%