Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:21 2013

Optimize a model with 360 rows, 4120 columns and 8340 nonzeros
Presolve removed 80 rows and 60 columns
Presolve time: 0.01s
Presolved: 280 rows, 4060 columns, 8180 nonzeros
Variable types: 4040 continuous, 20 integer (20 binary)

Root relaxation: objective 3.860476e+04, 264 iterations, 0.01 seconds

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

     0     0 38604.7615    0    3          - 38604.7615     -      -    0s
H    0     0                    39520.421808 38604.7615  2.32%     -    0s
     0     2 38661.7653    0    3 39520.4218 38661.7653  2.17%     -    0s
H    3     3                    38899.396328 38838.4029  0.16%  12.7    0s
*    5     2               5    38852.147852 38838.4029  0.04%  11.4    0s

Explored 8 nodes (362 simplex iterations) in 0.07 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.885214785166e+04, best bound 3.885214785166e+04, gap 0.0%