Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:38:07 2012 Optimize a model with 375 rows, 266 columns and 1201 nonzeros Presolve time: 0.00s Presolved: 375 rows, 266 columns, 1201 nonzeros Variable types: 0 continuous, 266 integer (266 binary) Found heuristic solution: objective 82.0000000 Root relaxation: objective 0.000000e+00, 108 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 79 82.00000 0.00000 100% - 0s H 0 0 78.0000000 0.00000 100% - 0s H 0 0 69.0000000 0.00000 100% - 0s 0 0 0.65823 0 80 69.00000 0.65823 99.0% - 0s H 0 0 65.0000000 0.65823 99.0% - 0s 0 0 1.12302 0 83 65.00000 1.12302 98.3% - 0s H 0 0 63.0000000 1.12302 98.2% - 0s 0 0 1.21157 0 83 63.00000 1.21157 98.1% - 0s H 0 0 59.0000000 1.21157 97.9% - 0s 0 0 1.22493 0 84 59.00000 1.22493 97.9% - 0s H 0 0 58.0000000 1.22493 97.9% - 0s 0 2 1.23037 0 84 58.00000 1.23037 97.9% - 0s * 42 38 27 44.0000000 3.44182 92.2% 33.1 0s * 81 66 27 42.0000000 3.44669 91.8% 29.2 0s H 112 76 38.0000000 6.17130 83.8% 29.5 0s * 1329 349 25 36.0000000 18.67742 48.1% 28.3 1s * 2253 367 21 35.0000000 22.72464 35.1% 27.4 2s 4898 146 32.89552 19 123 35.00000 30.17241 13.8% 25.3 5s Explored 5166 nodes (129115 simplex iterations) in 5.18 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.500000000000e+01, best bound 3.500000000000e+01, gap 0.0%