Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:24 2013

Optimize a model with 570 rows, 760 columns and 2505 nonzeros
Presolve removed 15 rows and 10 columns
Presolve time: 0.02s
Presolved: 555 rows, 750 columns, 1990 nonzeros
Variable types: 505 continuous, 245 integer (245 binary)

Root relaxation: objective 1.704455e+04, 241 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 17091.3005    0    2          - 17091.3005     -      -    0s
*    0     0               0    17091.434370 17091.4344   0.0%     -    0s

Cutting planes:
  Gomory: 2

Explored 0 nodes (293 simplex iterations) in 0.03 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%