Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:11:26 2012

Optimize a model with 89 rows, 226 columns and 226 nonzeros
Model has 176 quadratic constraints
Presolve time: 1.03s
Presolved: 89 rows, 226 columns, 226 nonzeros
Variable types: 176 continuous, 50 integer (50 binary)

Root relaxation: objective 0.000000e+00, 25 iterations, 0.00 seconds

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

H    0     0                      45.0000000          -     -      -    1s
     0     0    0.00000    0   25   45.00000    0.00000   100%     -    1s
     0     0    0.00000    0    8   45.00000    0.00000   100%     -    1s
     0     0    0.00000    0   49   45.00000    0.00000   100%     -    1s
     0     2    0.00000    0   49   45.00000    0.00000   100%     -    1s
*   29    28              15      17.0000000    1.50000  91.2%  25.3    1s
H  102    63                      16.0000000    3.00000  81.3%  24.4    1s
*  148    65              10      14.0000000    5.00000  64.3%  23.2    1s

Cutting planes:

Explored 470 nodes (10697 simplex iterations) in 1.27 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%