Gurobi 5.0.1 (linux64) logging started Sat Nov 17 03:23:58 2012

Optimize a model with 62825 rows, 49506 columns and 236872 nonzeros
Presolve removed 446 rows and 2 columns
Presolve time: 4.56s
Presolved: 62601 rows, 49504 columns, 284484 nonzeros
Variable types: 0 continuous, 49504 integer (49504 binary)
Found heuristic solution: objective 222.0000000

Root simplex log...

Iteration    Objective       Primal Inf.    Dual Inf.      Time
   35570    3.0000626e+00   6.262500e+01   0.000000e+00      5s
   44181    3.0000961e+00   2.135449e+02   0.000000e+00     10s
   47661    3.0000995e+00   1.361191e+02   0.000000e+00     15s
   50996    3.0001016e+00   5.567877e+01   0.000000e+00     20s
   54476    3.0001040e+00   2.034074e+01   0.000000e+00     25s
   57666    3.0001059e+00   6.206022e+01   0.000000e+00     30s
   60856    3.0001080e+00   2.580908e+01   0.000000e+00     35s
   63901    3.0001102e+00   1.632326e+01   0.000000e+00     40s
   66946    3.0001118e+00   4.068325e+01   0.000000e+00     45s
   69556    3.0001130e+00   9.483026e+01   0.000000e+00     50s
   72166    3.0001138e+00   8.840572e+01   0.000000e+00     55s
   74486    3.0001147e+00   1.433099e+01   0.000000e+00     60s
   76806    3.0001163e+00   4.651310e+01   0.000000e+00     65s
   78884    3.0000000e+00   0.000000e+00   0.000000e+00     69s

Root relaxation: objective 3.000000e+00, 78884 iterations, 69.30 seconds
Total elapsed time = 124.19s
Total elapsed time = 181.21s

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

*    0     0               0       3.0000000    3.00000   0.0%     -  185s

Explored 0 nodes (210208 simplex iterations) in 185.29 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%