Gurobi 5.0.1 (linux64) logging started Tue Nov 20 12:31:58 2012

Optimize a model with 74 rows, 50 columns and 148 nonzeros
Presolve removed 52 rows and 31 columns
Presolve time: 0.00s
Presolved: 22 rows, 19 columns, 45 nonzeros
Variable types: 0 continuous, 19 integer (19 binary)
Found heuristic solution: objective 24.0000000

Root relaxation: objective 2.500000e+01, 20 iterations, 0.00 seconds

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

*    0     0               0      25.0000000   25.00000   0.0%     -    0s

Explored 0 nodes (22 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.500000000000e+01, best bound 2.500000000000e+01, gap 0.0%