Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:35:30 2012

Optimize a model with 232 rows, 680 columns and 680 nonzeros
Model has 462 quadratic constraints
Presolve removed 0 rows and 16 columns
Presolve time: 2.70s
Presolved: 232 rows, 664 columns, 664 nonzeros
Variable types: 462 continuous, 202 integer (201 binary)

Root relaxation: objective 0.000000e+00, 81 iterations, 0.00 seconds

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

H    0     0                     120.0000000          -     -      -    2s
     0     0    0.00000    0   23  120.00000    0.00000   100%     -    2s
     0     0    0.00000    0   68  120.00000    0.00000   100%     -    2s
     0     0    0.00000    0  123  120.00000    0.00000   100%     -    2s
     0     2    0.00000    0  122  120.00000    0.00000   100%     -    2s
H   54    54                      22.0000000    1.67442  92.4%  29.8    2s
*   65    63              44      18.0000000    1.67442  90.7%  29.8    2s
*  138   110              49      16.0000000    1.69565  89.4%  24.1    2s
*  214   147              21      15.0000000    2.24088  85.1%  23.2    3s
H  270   128                      14.0000000    2.60000  81.4%  22.6    3s
*  308   120              45      13.0000000    2.60000  80.0%  24.4    3s
   607   229    5.61146   10  642   13.00000    5.61146  56.8%  25.1    5s
*  794   247              39      12.0000000    6.00000  50.0%  32.7    5s
*  910   187              41      11.0000000    6.97101  36.6%  33.1    6s

Explored 970 nodes (33850 simplex iterations) in 6.17 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.100000000000e+01, best bound 1.100000000000e+01, gap 0.0%