Gurobi 5.0.1 (linux64) logging started Mon Feb  4 22:06:47 2013

Optimize a model with 1143325 rows, 36100 columns and 3447550 nonzeros
Presolve removed 31307 rows and 18167 columns (presolve time = 6s) ...
Presolve removed 36704 rows and 18188 columns (presolve time = 11s) ...
Presolve removed 44510 rows and 18214 columns (presolve time = 15s) ...
Presolve removed 44510 rows and 18214 columns
Presolve time: 18.52s
Presolved: 1098815 rows, 17886 columns, 3310274 nonzeros
Variable types: 74 continuous, 17812 integer (17812 binary)
Found heuristic solution: objective 814084.00000

Root simplex log...

Iteration    Objective       Primal Inf.    Dual Inf.      Time
    4920    5.4355893e+05   0.000000e+00   6.606308e+09      5s
   11480    5.4717543e+05   0.000000e+00   7.264288e+08     11s
   18040    5.4974223e+05   0.000000e+00   3.727219e+08     15s
   26240    5.5196485e+05   0.000000e+00   3.160491e+08     20s
   32800    5.5526478e+05   0.000000e+00   1.225323e+10     25s
   41000    5.5801436e+05   0.000000e+00   1.114843e+10     30s
   49200    5.6296719e+05   0.000000e+00   4.154046e+09     35s
   59040    5.6847798e+05   0.000000e+00   6.256582e+08     41s
   68880    5.7173173e+05   0.000000e+00   1.849829e+09     46s
   80365    5.7564679e+05   0.000000e+00   8.224867e+08     51s
   90205    5.8016122e+05   0.000000e+00   9.083350e+08     56s
  101685    5.8474700e+05   0.000000e+00   2.968434e+08     61s
  113165    5.9068057e+05   0.000000e+00   3.999096e+08     65s
  127925    5.9673268e+05   0.000000e+00   4.825998e+07     70s
  141045    6.0309002e+05   0.000000e+00   2.833711e+07     75s
  154165    6.0934814e+05   0.000000e+00   2.635590e+07     80s
  168925    6.1678610e+05   0.000000e+00   7.785832e+07     86s
  178765    6.2161714e+05   0.000000e+00   5.581586e+06     90s
  190245    6.2745066e+05   0.000000e+00   3.212139e+06     96s
  193533    6.2957412e+05   0.000000e+00   5.371377e+05    100s
  194623    6.2986228e+05   0.000000e+00   0.000000e+00    104s
  194623    6.2986228e+05   0.000000e+00   0.000000e+00    104s

Root relaxation: objective 6.298623e+05, 194623 iterations, 104.02 seconds

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

     0     0 629862.276    0   13 814084.000 629862.276  22.6%     -  129s
H    0     0                    629874.00000 629862.276  0.00%     -  129s

Explored 0 nodes (194758 simplex iterations) in 129.96 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 6.298740000000e+05, best bound 6.298630000000e+05, gap 0.0017%