Gurobi 5.0.1 (linux64) logging started Thu Jan 24 18:13:10 2013 Optimize a model with 5 rows, 100 columns and 500 nonzeros Presolve time: 0.00s Presolved: 5 rows, 100 columns, 500 nonzeros Variable types: 0 continuous, 100 integer (100 binary) Found heuristic solution: objective 19453.000000 Root relaxation: objective 2.444562e+04, 17 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 24445.6154 0 5 19453.0000 24445.6154 25.7% - 0s H 0 0 23638.000000 24445.6154 3.42% - 0s 0 0 24438.4162 0 8 23638.0000 24438.4162 3.39% - 0s 0 0 24437.9896 0 9 23638.0000 24437.9896 3.38% - 0s H 0 0 24204.000000 24437.9896 0.97% - 0s 0 2 24434.2381 0 9 24204.0000 24434.2381 0.95% - 0s H11538 2775 24216.000000 24310.7695 0.39% 2.4 0s Cutting planes: Gomory: 7 Cover: 1 MIR: 1 Explored 22118 nodes (50933 simplex iterations) in 0.86 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.421600000000e+04, best bound 2.421800000000e+04, gap 0.0083%