Gurobi 5.6.3 (linux64) logging started Tue Oct  7 22:43:01 2014

Optimize a model with 16257 rows, 16256 columns and 48514 nonzeros
Presolve time: 0.35s
Presolved: 16257 rows, 16256 columns, 48514 nonzeros
Variable types: 0 continuous, 16256 integer (16256 binary)
Found heuristic solution: objective 15.6843497

Root relaxation: objective 1.185968e+01, 1622 iterations, 0.12 seconds

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

*    0     0               0      11.8596824   11.85968  0.00%     -    0s

Explored 0 nodes (1622 simplex iterations) in 0.50 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.185968241308e+01, best bound 1.185968241308e+01, gap 0.0%