Gurobi 5.6.3 (linux64) logging started Tue Oct  7 23:59:28 2014

Optimize a model with 23716 rows, 23563 columns and 93789 nonzeros
Presolve time: 0.52s
Presolved: 23716 rows, 23563 columns, 93789 nonzeros
Variable types: 1 continuous, 23562 integer (23562 binary)
Found heuristic solution: objective 1.0139663
Found heuristic solution: objective 0.9507808
Found heuristic solution: objective 0.8590271

Root relaxation: objective 9.547712e-02, 7314 iterations, 1.33 seconds

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

     0     0    0.09548    0 1369    0.85903    0.09548  88.9%     -    2s
H    0     0                       0.2228559    0.09548  57.2%     -    2s
H    0     0                       0.2192126    0.09548  56.4%     -    2s
     0     0    0.09773    0 1287    0.21921    0.09773  55.4%     -    4s
     0     0    0.09773    0 1376    0.21921    0.09773  55.4%     -    4s
     0     0    0.09817    0 1365    0.21921    0.09817  55.2%     -    5s
     0     0    0.09844    0 1317    0.21921    0.09844  55.1%     -    5s
     0     0    0.09862    0 1376    0.21921    0.09862  55.0%     -    5s
H    0     0                       0.2160701    0.09862  54.4%     -    5s
     0     0    0.09891    0 1356    0.21607    0.09891  54.2%     -    5s
     0     0    0.09899    0 1380    0.21607    0.09899  54.2%     -    5s
     0     0    0.09899    0 1362    0.21607    0.09899  54.2%     -    6s
     0     0    0.09899    0 1338    0.21607    0.09899  54.2%     -    6s
H    0     0                       0.2140850    0.09899  53.8%     -    7s
H    0     0                       0.1687649    0.09899  41.3%     -    7s
     0     2    0.10264    0 1015    0.16876    0.10264  39.2%     -    7s
*   38    38              20       0.1670213    0.10467  37.3%   323    8s
H   54    52                       0.1636538    0.10467  36.0%   264    9s
*   66    50               9       0.1630493    0.10467  35.8%   231    9s
H   81    55                       0.1567246    0.10523  32.9%   224    9s
*   89    59              13       0.1563259    0.10523  32.7%   215    9s
*   90    58              14       0.1557597    0.10523  32.4%   213    9s
*   91    57              14       0.1554179    0.10523  32.3%   210    9s
   102    46 infeasible   10         0.15542    0.10933  29.7%   244   10s

Cutting planes:
  Gomory: 6
  MIR: 11
  Zero half: 1

Explored 149 nodes (51089 simplex iterations) in 10.44 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.554178787170e-01, best bound 1.554178787170e-01, gap 0.0%