Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:46:16 2013

Optimize a model with 428 rows, 444 columns and 1682 nonzeros
Presolve removed 418 rows and 426 columns
Presolve time: 0.01s
Presolved: 10 rows, 18 columns, 46 nonzeros
Variable types: 16 continuous, 2 integer (2 binary)

Root relaxation: objective 7.664643e+03, 3 iterations, 0.00 seconds

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

*    0     0               0    7664.6434662 7664.64347   0.0%     -    0s

Explored 0 nodes (3 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 7.664643466185e+03, best bound 7.664643466185e+03, gap 0.0%