Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:48:28 2012 Optimize a model with 365 rows, 264 columns and 1174 nonzeros Presolve time: 0.00s Presolved: 365 rows, 264 columns, 1174 nonzeros Variable types: 0 continuous, 264 integer (264 binary) Found heuristic solution: objective 80.0000000 Root relaxation: objective 0.000000e+00, 115 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 82 80.00000 0.00000 100% - 0s H 0 0 65.0000000 0.00000 100% - 0s H 0 0 63.0000000 0.00000 100% - 0s 0 0 0.51220 0 84 63.00000 0.51220 99.2% - 0s 0 0 0.51220 0 84 63.00000 0.51220 99.2% - 0s 0 0 0.67364 0 85 63.00000 0.67364 98.9% - 0s H 0 0 62.0000000 0.67364 98.9% - 0s 0 0 0.72222 0 88 62.00000 0.72222 98.8% - 0s 0 0 0.80612 0 85 62.00000 0.80612 98.7% - 0s 0 0 0.84483 0 87 62.00000 0.84483 98.6% - 0s 0 0 0.84934 0 92 62.00000 0.84934 98.6% - 0s 0 2 0.87612 0 92 62.00000 0.87612 98.6% - 0s * 42 42 28 46.0000000 5.51669 88.0% 25.7 0s * 79 63 22 44.0000000 5.54820 87.4% 23.3 0s * 122 89 29 42.0000000 8.37694 80.1% 22.5 0s * 172 116 27 40.0000000 8.40854 79.0% 22.3 0s * 217 126 27 38.0000000 10.92683 71.2% 22.0 0s * 492 228 22 36.0000000 14.72087 59.1% 20.7 0s * 958 308 31 35.0000000 16.19355 53.7% 23.7 1s H 2097 368 33.0000000 21.05405 36.2% 24.0 2s Explored 5531 nodes (120083 simplex iterations) in 4.91 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.300000000000e+01, best bound 3.300000000000e+01, gap 0.0%