Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:43:26 2013

Optimize a model with 40 rows, 82 columns and 214 nonzeros
Presolve removed 22 rows and 36 columns
Presolve time: 0.00s
Presolved: 18 rows, 46 columns, 150 nonzeros
Variable types: 40 continuous, 6 integer (6 binary)

Root relaxation: objective 5.784077e+03, 14 iterations, 0.00 seconds

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

     0     0 5784.07688    0    1          - 5784.07688     -      -    0s
H    0     0                    5811.3190860 5784.07688  0.47%     -    0s
     0     0 5801.15995    0    4 5811.31909 5801.15995  0.17%     -    0s
     0     0 5807.30175    0    2 5811.31909 5807.30175  0.07%     -    0s
     0     0 5809.45707    0    2 5811.31909 5809.45707  0.03%     -    0s

Cutting planes:
  Cover: 2
  Flow cover: 2

Explored 0 nodes (36 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 5.811319086024e+03, best bound 5.811319086024e+03, gap 0.0%