Gurobi 5.0.1 (linux64) logging started Fri Jan 18 07:41:50 2013

Optimize a model with 140 rows, 11030 columns and 32040 nonzeros
Presolve removed 10 rows and 10 columns
Presolve time: 0.02s
Presolved: 130 rows, 11020 columns, 22030 nonzeros
Variable types: 11020 continuous, 0 integer (0 binary)

Root relaxation: objective 1.836170e+04, 115 iterations, 0.00 seconds

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

     0     0 18361.7044    0    1          - 18361.7044     -      -    0s
     0     2 18361.7044    0    1          - 18361.7044     -      -    0s
*   45     5              23    18418.266491 18418.2663  0.00%   8.4    0s

Explored 46 nodes (493 simplex iterations) in 0.19 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.841826649122e+04, best bound 1.841826634748e+04, gap 0.0000%