Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:12:11 2012

Optimize a model with 59 rows, 169 columns and 169 nonzeros
Model has 116 quadratic constraints
Presolve removed 0 rows and 2 columns
Presolve time: 0.68s
Presolved: 59 rows, 167 columns, 167 nonzeros
Variable types: 116 continuous, 51 integer (50 binary)

Root relaxation: objective 0.000000e+00, 23 iterations, 0.00 seconds

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

H    0     0                      30.0000000          -     -      -    0s
     0     0    0.00000    0   15   30.00000    0.00000   100%     -    0s
     0     0    0.00000    0    6   30.00000    0.00000   100%     -    0s
     0     0    0.00000    0    6   30.00000    0.00000   100%     -    0s
     0     2    0.00000    0   34   30.00000    0.00000   100%     -    0s
*    5     5               3       3.0000000    1.24138  58.6%  55.0    0s

Cutting planes:
  Gomory: 1

Explored 35 nodes (799 simplex iterations) in 0.70 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%