Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:46:35 2013

Optimize a model with 140 rows, 800 columns and 5125 nonzeros
Presolve removed 5 rows and 5 columns
Presolve time: 0.01s
Presolved: 135 rows, 795 columns, 4620 nonzeros
Variable types: 760 continuous, 35 integer (35 binary)

Root relaxation: objective 1.704455e+04, 67 iterations, 0.00 seconds

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

     0     0 17044.5499    0    3          - 17044.5499     -      -    0s
     0     0 17044.6436    0    4          - 17044.6436     -      -    0s
     0     0 17044.9455    0    4          - 17044.9455     -      -    0s
     0     0 17090.4260    0    3          - 17090.4260     -      -    0s
     0     0 17090.4260    0    3          - 17090.4260     -      -    0s
H    0     0                    17198.082494 17090.4260  0.63%     -    0s
     0     0 17090.4260    0    3 17198.0825 17090.4260  0.63%     -    0s
     0     0 17090.4341    0    3 17198.0825 17090.4341  0.63%     -    0s
     0     0 17090.4373    0    5 17198.0825 17090.4373  0.63%     -    0s
     0     0 17090.4373    0    5 17198.0825 17090.4373  0.63%     -    0s
     0     2 17090.4462    0    5 17198.0825 17090.4462  0.63%     -    0s
*   17     8              14    17115.480332 17090.6480  0.15%   5.8    0s
*   21     1               4    17091.445489 17090.7232  0.00%   4.9    0s

Cutting planes:
  Flow cover: 2

Explored 22 nodes (406 simplex iterations) in 0.08 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.709144548910e+04, best bound 1.709072315617e+04, gap 0.0042%