Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:56:18 2013 Optimize a model with 396 rows, 12996 columns and 25956 nonzeros Presolve time: 0.02s Presolved: 396 rows, 12996 columns, 25956 nonzeros Variable types: 12960 continuous, 36 integer (36 binary) Root relaxation: objective 3.563693e+04, 566 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 35636.9296 0 10 - 35636.9296 - - 0s H 0 0 36605.000000 35636.9296 2.64% - 0s 0 0 35869.6048 0 5 36605.0000 35869.6048 2.01% - 0s H 0 0 35983.000000 35869.6048 0.32% - 0s 0 0 35885.0820 0 3 35983.0000 35885.0820 0.27% - 0s 0 0 35888.5263 0 4 35983.0000 35888.5263 0.26% - 0s 0 0 35893.9721 0 2 35983.0000 35893.9721 0.25% - 0s 0 0 35896.8433 0 1 35983.0000 35896.8433 0.24% - 0s 0 0 35896.8522 0 3 35983.0000 35896.8522 0.24% - 0s 0 0 35898.0836 0 3 35983.0000 35898.0836 0.24% - 0s 0 0 35898.0836 0 9 35983.0000 35898.0836 0.24% - 0s 0 0 35898.0836 0 5 35983.0000 35898.0836 0.24% - 0s 0 0 35898.0836 0 7 35983.0000 35898.0836 0.24% - 0s 0 0 35898.0836 0 1 35983.0000 35898.0836 0.24% - 0s 0 0 35898.0836 0 3 35983.0000 35898.0836 0.24% - 0s 0 0 35898.0837 0 3 35983.0000 35898.0837 0.24% - 0s 0 2 35898.7265 0 3 35983.0000 35898.7265 0.23% - 0s * 6 2 4 35963.000000 35953.8095 0.03% 40.0 0s Cutting planes: Implied bound: 65 Flow cover: 5 Explored 9 nodes (1753 simplex iterations) in 0.48 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.596300000000e+04, best bound 3.596300000000e+04, gap 0.0%