Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:57:15 2013

Optimize a model with 14858 rows, 14478 columns and 57798 nonzeros
Presolve removed 2150 rows and 0 columns
Presolve time: 0.08s
Presolved: 12708 rows, 14478 columns, 53498 nonzeros
Variable types: 14440 continuous, 38 integer (38 binary)

Root relaxation: objective 4.047967e+04, 2229 iterations, 0.14 seconds

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

     0     0 40479.6737    0    1          - 40479.6737     -      -    0s
H    0     0                    40949.000000 40479.6737  1.15%     -    0s
H    0     0                    40942.000000 40479.6737  1.13%     -    0s
H    0     0                    40480.000000 40479.6737  0.00%     -    0s

Explored 0 nodes (2229 simplex iterations) in 0.32 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 4.048000000000e+04, best bound 4.047967368421e+04, gap 0.0008%