Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:44 2013

Optimize a model with 320 rows, 482 columns and 640 nonzeros
Model has 160 quadratic constraints
Presolve time: 0.00s
Presolved: 320 rows, 482 columns, 640 nonzeros
Presolved model has 160 second-order cone constraints
Ordering time: 0.00s

Barrier statistics:
 Dense cols : 2
 Free vars  : 2
 AA' NZ     : 4.800e+02
 Factor NZ  : 1.123e+03
 Factor Ops : 4.005e+03 (less than 1 second per iteration)
 Threads    : 1

                  Objective                Residual
Iter       Primal          Dual         Primal    Dual     Compl     Time
   0   1.31302924e+05  0.00000000e+00  2.84e-14 4.13e-01  2.82e+02     0s
   1   2.66759727e+04  6.08191404e+03  3.04e-09 5.14e-05  4.29e+01     0s
   2   2.17830375e+04  1.70555488e+04  1.45e-09 7.43e-06  9.85e+00     0s
   3   1.93091397e+04  1.88114141e+04  4.91e-10 1.01e-06  1.04e+00     0s
   4   1.89465215e+04  1.89258371e+04  1.09e-11 9.83e-08  4.31e-02     0s
   5   1.89377886e+04  1.89342772e+04  1.56e-13 2.75e-08  7.32e-03     0s
   6   1.89376543e+04  1.89367400e+04  7.11e-14 6.79e-09  1.90e-03     0s
   7   1.89375954e+04  1.89370011e+04  4.26e-14 4.53e-09  1.24e-03     0s
   8   1.89375505e+04  1.89371611e+04  2.84e-14 3.14e-09  8.11e-04     0s
   9   1.89375288e+04  1.89374162e+04  2.84e-14 9.13e-10  2.34e-04     0s
  10   1.89375205e+04  1.89374792e+04  5.70e-10 2.80e-10  8.61e-05     0s
  11   1.89375133e+04  1.89374904e+04  6.56e-11 1.81e-10  4.76e-05     0s
  12   1.89375116e+04  1.89375000e+04  3.05e-11 9.56e-11  2.43e-05     0s

Barrier solved model in 12 iterations and 0.01 seconds
Optimal objective 1.89375116e+04