Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:26 2013

Optimize a model with 320 rows, 1010 columns and 2505 nonzeros
Presolve removed 10 rows and 15 columns
Presolve time: 0.02s
Presolved: 310 rows, 995 columns, 1990 nonzeros
Variable types: 750 continuous, 245 integer (245 binary)

Root relaxation: objective 1.704455e+04, 61 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    1          - 17044.5499     -      -    0s
     0     0 17046.2578    0    2          - 17046.2578     -      -    0s
     0     0 17046.2578    0    2          - 17046.2578     -      -    0s
H    0     0                    17094.814549 17046.2578  0.28%     -    0s
     0     2 17051.8692    0    2 17094.8145 17051.8692  0.25%     -    0s
*    8     2               8    17091.434370 17091.4344   0.0%   2.2    0s

Cutting planes:
  Gomory: 1
  Flow cover: 1

Explored 9 nodes (142 simplex iterations) in 0.06 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.709143437035e+04, best bound 1.709143437035e+04, gap 0.0%