Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:43 2013

Optimize a model with 280 rows, 422 columns and 560 nonzeros
Model has 140 quadratic constraints
Presolve time: 0.00s
Presolved: 280 rows, 422 columns, 560 nonzeros
Presolved model has 140 second-order cone constraints
Ordering time: 0.00s

Barrier statistics:
 Dense cols : 2
 Free vars  : 2
 AA' NZ     : 4.200e+02
 Factor NZ  : 9.830e+02
 Factor Ops : 3.505e+03 (less than 1 second per iteration)
 Threads    : 1

                  Objective                Residual
Iter       Primal          Dual         Primal    Dual     Compl     Time
   0   1.12848804e+05  0.00000000e+00  2.84e-14 4.22e-01  2.77e+02     0s
   1   2.17970505e+04  4.85321312e+03  5.51e-09 5.38e-05  4.03e+01     0s
   2   1.78758389e+04  1.37347001e+04  6.59e-09 1.11e-05  9.86e+00     0s
   3   1.60519808e+04  1.55002707e+04  1.39e-09 1.68e-06  1.31e+00     0s
   4   1.56361660e+04  1.56229565e+04  3.64e-11 1.14e-07  3.15e-02     0s
   5   1.56260685e+04  1.56251538e+04  2.27e-12 7.29e-09  2.18e-03     0s
   6   1.56256019e+04  1.56253743e+04  1.75e-10 5.12e-09  5.42e-04     0s
   7   1.56253998e+04  1.56253806e+04  1.71e-10 6.95e-09  4.56e-05     0s
   8   1.56253918e+04  1.56253848e+04  6.70e-11 6.30e-10  1.66e-05     0s

Barrier solved model in 8 iterations and 0.01 seconds
Optimal objective 1.56253918e+04