Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:19 2013

Optimize a model with 228 rows, 244 columns and 882 nonzeros
Presolve removed 208 rows and 207 columns
Presolve time: 0.00s
Presolved: 20 rows, 37 columns, 99 nonzeros
Variable types: 28 continuous, 9 integer (9 binary)

Root relaxation: objective 5.784077e+03, 11 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                    5812.3255371 5784.07688  0.49%     -    0s
     0     0 5806.18669    0    3 5812.32554 5806.18669  0.11%     -    0s
     0     0     cutoff    0      5812.32554 5812.32554   0.0%     -    0s

Cutting planes:
  Flow cover: 4

Explored 0 nodes (18 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 5.812325537147e+03, best bound 5.812325537147e+03, gap 0.0%