Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:21:54 2012

Optimize a model with 232 rows, 676 columns and 676 nonzeros
Model has 462 quadratic constraints
Presolve removed 0 rows and 28 columns
Presolve time: 2.69s
Presolved: 232 rows, 648 columns, 648 nonzeros
Variable types: 462 continuous, 186 integer (185 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                     115.0000000          -     -      -    2s
     0     0    0.00000    0   24  115.00000    0.00000   100%     -    2s
     0     0    0.00000    0   26  115.00000    0.00000   100%     -    2s
     0     0    0.00000    0   24  115.00000    0.00000   100%     -    2s
     0     2    0.00000    0  131  115.00000    0.00000   100%     -    2s
*   42    38              26      17.0000000    2.22403  86.9%  55.1    2s
*  257   125              19      15.0000000    3.21467  78.6%  25.7    3s
   815   276   14.20000   29  389   15.00000    7.06897  52.9%  34.8    5s
* 1332    75              41      14.0000000   11.51042  17.8%  31.2    5s

Explored 1382 nodes (44535 simplex iterations) in 5.95 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.400000000000e+01, best bound 1.400000000000e+01, gap 0.0%