Gurobi 5.0.1 (linux64) logging started Wed Nov 28 03:51:17 2012

Optimize a model with 3437 rows, 3405 columns and 13140 nonzeros
Presolve removed 450 rows and 435 columns
Presolve time: 0.07s
Presolved: 2987 rows, 2970 columns, 12045 nonzeros
Variable types: 2730 continuous, 240 integer (240 binary)
Found heuristic solution: objective 10312.000000
Found heuristic solution: objective 3508.0000000

Root relaxation: objective 1.812000e+03, 1588 iterations, 0.07 seconds

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

*    0     0               0    1812.0000000 1812.00000   0.0%     -    0s

Explored 0 nodes (2559 simplex iterations) in 0.18 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.812000000000e+03, best bound 1.812000000000e+03, gap 0.0%