Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:35:56 2013

Optimize a model with 20 rows, 32 columns and 40 nonzeros
Model has 10 quadratic constraints
Presolve time: 0.00s
Presolved: 20 rows, 32 columns, 40 nonzeros
Presolved model has 10 second-order cone constraints
Ordering time: 0.00s

Barrier statistics:
 Free vars  : 2
 AA' NZ     : 1.000e+02
 Factor NZ  : 2.100e+02
 Factor Ops : 2.870e+03 (less than 1 second per iteration)
 Threads    : 1

                  Objective                Residual
Iter       Primal          Dual         Primal    Dual     Compl     Time
   0   7.67644533e+03  0.00000000e+00  8.53e-14 3.71e-01  2.59e+02     0s
   1   1.64969384e+03  4.81972856e+02  2.06e-10 6.07e-05  3.89e+01     0s
   2   1.32660450e+03  1.15448129e+03  6.47e-10 1.40e-05  5.74e+00     0s
   3   1.28086305e+03  1.26909610e+03  1.80e-10 2.09e-06  3.92e-01     0s
   4   1.27658873e+03  1.27510279e+03  3.25e-11 2.69e-07  4.95e-02     0s
   5   1.27629682e+03  1.27539907e+03  1.99e-11 1.59e-07  2.99e-02     0s
   6   1.27586021e+03  1.27561262e+03  2.84e-14 7.75e-08  8.25e-03     0s
   7   1.27583508e+03  1.27577876e+03  3.20e-13 1.40e-08  1.88e-03     0s
   8   1.27583743e+03  1.27579130e+03  3.06e-13 9.60e-09  1.54e-03     0s
   9   1.27582547e+03  1.27580579e+03  1.28e-13 3.71e-09  6.56e-04     0s
  10   1.27582276e+03  1.27580792e+03  7.82e-14 2.46e-09  4.94e-04     0s
  11   1.27581941e+03  1.27580899e+03  4.26e-14 1.42e-09  3.47e-04     0s
  12   1.27581693e+03  1.27580983e+03  2.91e-13 1.08e-09  2.37e-04     0s
  13   1.27581503e+03  1.27581257e+03  7.82e-14 1.67e-10  8.17e-05     0s
  14   1.27581465e+03  1.27581254e+03  9.24e-14 1.57e-10  7.05e-05     0s
  15   1.27581421e+03  1.27581283e+03  1.14e-13 9.65e-11  4.60e-05     0s
  16   1.27581420e+03  1.27581297e+03  1.75e-12 6.89e-11  4.10e-05     0s

Barrier solved model in 16 iterations and 0.01 seconds
Optimal objective 1.27581420e+03