Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:19 2013

Optimize a model with 1833 rows, 1703 columns and 6773 nonzeros
Presolve removed 152 rows and 0 columns
Presolve time: 0.01s
Presolved: 1681 rows, 1703 columns, 6469 nonzeros
Variable types: 1690 continuous, 13 integer (13 binary)

Root relaxation: objective 1.915300e+04, 253 iterations, 0.00 seconds

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

*    0     0               0    19153.000000 19153.0000   0.0%     -    0s

Explored 0 nodes (253 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.915300000000e+04, best bound 1.915300000000e+04, gap 0.0%