Gurobi 5.0.1 (linux64) logging started Tue Apr 23 22:02:09 2013

Optimize a model with 1350 rows, 1300 columns and 5050 nonzeros
Presolve removed 75 rows and 1 columns
Presolve time: 0.01s
Presolved: 1275 rows, 1299 columns, 4925 nonzeros
Variable types: 1275 continuous, 24 integer (24 binary)

Root relaxation: objective 8.548153e+05, 123 iterations, 0.00 seconds

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

     0     0 854815.270    0    3          - 854815.270     -      -    0s
H    0     0                    858343.95000 854815.270  0.41%     -    0s
H    0     0                    855733.50000 854815.270  0.11%     -    0s
     0     0 855109.367    0    1 855733.500 855109.367  0.07%     -    0s

Explored 0 nodes (125 simplex iterations) in 0.02 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 8.557335000000e+05, best bound 8.557335000000e+05, gap 0.0000%