Gurobi 5.6.3 (linux64) logging started Tue Oct  7 20:27:24 2014

Optimize a model with 1712 rows, 871 columns and 4205 nonzeros
Presolve removed 29 rows and 0 columns
Presolve time: 0.05s
Presolved: 1683 rows, 871 columns, 4176 nonzeros
Variable types: 1 continuous, 870 integer (870 binary)
Found heuristic solution: objective 1.0646618
Found heuristic solution: objective 1.0234939
Found heuristic solution: objective 0.9255223

Root relaxation: objective 1.400679e-02, 1182 iterations, 0.03 seconds

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

     0     0    0.01401    0  814    0.92552    0.01401  98.5%     -    0s
H    0     0                       0.7120124    0.01401  98.0%     -    0s
     0     0    0.02107    0  628    0.71201    0.02107  97.0%     -    0s
H    0     0                       0.6450988    0.02107  96.7%     -    0s
     0     0    0.03231    0  507    0.64510    0.03231  95.0%     -    0s
     0     0    0.24489    0  201    0.64510    0.24489  62.0%     -    0s
H    0     0                       0.4828946    0.24489  49.3%     -    0s
     0     0    0.24989    0  224    0.48289    0.24989  48.3%     -    0s
H    0     0                       0.4489182    0.24989  44.3%     -    0s
H    0     0                       0.4447214    0.24989  43.8%     -    0s
     0     1    0.24989    0  224    0.44472    0.24989  43.8%     -    1s
H    1     1                       0.3980189    0.24989  37.2%   209    1s
H    3     2                       0.3767381    0.30097  20.1%  69.7    1s
*    4     2              11       0.3605585    0.36056  0.00%  52.2    1s

Explored 4 nodes (7362 simplex iterations) in 1.84 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.605585040115e-01, best bound 3.605585040115e-01, gap 0.0%