Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:53 2013

Optimize a model with 809 rows, 720 columns and 2856 nonzeros
Presolve removed 66 rows and 0 columns
Presolve time: 0.00s
Presolved: 743 rows, 720 columns, 2724 nonzeros
Variable types: 712 continuous, 8 integer (8 binary)

Root relaxation: objective 1.203100e+04, 50 iterations, 0.00 seconds

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

*    0     0               0    12031.000000 12031.0000   0.0%     -    0s

Explored 0 nodes (50 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.203100000000e+04, best bound 1.203100000000e+04, gap 0.0%