Gurobi 5.0.1 (linux64) logging started Wed Apr 24 07:41:01 2013

Optimize a model with 91295 rows, 90345 columns and 361095 nonzeros
Presolve removed 4816 rows and 0 columns
Presolve time: 0.65s
Presolved: 86479 rows, 90345 columns, 351463 nonzeros
Variable types: 90250 continuous, 95 integer (95 binary)

Root simplex log...

Iteration    Objective       Primal Inf.    Dual Inf.      Time
   19582    1.2254025e+05   9.307090e+03   0.000000e+00      5s
   22607    1.2622786e+05   0.000000e+00   0.000000e+00      7s

Root relaxation: objective 1.262279e+05, 22607 iterations, 6.72 seconds

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

     0     0 126227.855    0    7          - 126227.855     -      -    7s
H    0     0                    139826.00000 126227.855  9.73%     -    8s
     0     0 126232.547    0    9 139826.000 126232.547  9.72%     -    9s
H    0     0                    138216.00000 126232.547  8.67%     -    9s
H    0     0                    137430.00000 126232.547  8.15%     -   10s
     0     0 126232.753    0    9 137430.000 126232.753  8.15%     -   10s
H    0     0                    129157.00000 126232.753  2.26%     -   13s
     0     2 126245.386    0    9 129157.000 126245.386  2.25%     -   16s
H   10    10                    128823.46154 126490.402  1.81%   287   19s
H   12    12                    128434.72727 126490.402  1.51%   262   19s
    13    15 126653.231   10    1 128434.727 126490.402  1.51%   262   20s
H   21    18                    127386.00000 126490.402  0.70%   204   21s
*   24    17              21    126886.00000 126490.402  0.31%   194   22s
*   32    21               8    126884.00000 126511.679  0.29%   178   22s
*   51    22               8    126868.00000 126588.492  0.22%   165   24s
    54    21 126654.377    3    2 126868.000 126597.774  0.21%   162   25s
*   76    21              12    126832.00000 126624.677  0.16%   143   26s

Cutting planes:
  Gomory: 5
  Flow cover: 8

Explored 125 nodes (37836 simplex iterations) in 29.74 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.268320000000e+05, best bound 1.268270816327e+05, gap 0.0039%