Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:04:08 2012

Optimize a model with 191 rows, 580 columns and 580 nonzeros
Model has 380 quadratic constraints
Presolve removed 0 rows and 32 columns
Presolve time: 2.21s
Presolved: 191 rows, 548 columns, 548 nonzeros
Variable types: 380 continuous, 168 integer (167 binary)

Root relaxation: objective 0.000000e+00, 67 iterations, 0.00 seconds

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

H    0     0                      87.0000000          -     -      -    2s
     0     0    0.00000    0   98   87.00000    0.00000   100%     -    2s
     0     0    0.00000    0  124   87.00000    0.00000   100%     -    2s
     0     0    0.00000    0  120   87.00000    0.00000   100%     -    2s
     0     2    0.00000    0  110   87.00000    0.00000   100%     -    2s
*   37    31              22      10.0000000    1.48551  85.1%  37.1    2s
H  127    57                       9.0000000    3.06250  66.0%  19.4    2s

Cutting planes:
  Gomory: 2

Explored 635 nodes (13159 simplex iterations) in 2.78 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 8.999999998895e+00, best bound 8.999999998895e+00, gap 0.0%