Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:10:18 2012

Optimize a model with 1 rows, 42 columns and 42 nonzeros
Model has 49 quadratic objective terms
Presolve removed 0 rows and 3 columns
Presolve time: 0.00s
Presolved: 50 rows, 88 columns, 186 nonzeros
Variable types: 0 continuous, 88 integer (87 binary)
Found heuristic solution: objective 18.0000000

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

     0     0    0.00000    0   18   18.00000    0.00000   100%     -    0s
H    0     0                      14.0000000    0.00000   100%     -    0s
     0     0    0.00000    0   19   14.00000    0.00000   100%     -    0s
     0     0    0.00000    0   13   14.00000    0.00000   100%     -    0s
H    0     0                      11.0000000    0.00000   100%     -    0s
     0     2    0.00000    0   13   11.00000    0.00000   100%     -    0s
H   84    37                       8.0000000    0.00000   100%   3.1    0s
H   86    34                       6.0000000    0.00000   100%   3.1    0s
H  152    33                       5.0000000    0.00000   100%   4.1    0s

Cutting planes:
  Cover: 90

Explored 200 nodes (1816 simplex iterations) in 0.03 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%