Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:11:42 2014 Optimize a model with 17767 rows, 8931 columns and 44180 nonzeros Presolve removed 94 rows and 0 columns Presolve time: 0.18s Presolved: 17673 rows, 8931 columns, 44086 nonzeros Variable types: 1 continuous, 8930 integer (8930 binary) Found heuristic solution: objective 1.0312901 Found heuristic solution: objective 1.0277811 Found heuristic solution: objective 0.8721446 Root relaxation: objective 3.751471e-03, 13726 iterations, 2.52 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00375 0 7963 0.87214 0.00375 100% - 3s H 0 0 0.3396717 0.00375 98.9% - 5s 0 0 0.00941 0 2208 0.33967 0.00941 97.2% - 8s 0 0 0.01491 0 1939 0.33967 0.01491 95.6% - 9s 0 0 0.01497 0 1936 0.33967 0.01497 95.6% - 9s H 0 0 0.3208880 0.01497 95.3% - 9s 0 0 0.02278 0 1786 0.32089 0.02278 92.9% - 9s 0 0 0.02286 0 1774 0.32089 0.02286 92.9% - 10s 0 0 0.02294 0 1771 0.32089 0.02294 92.9% - 10s 0 0 0.02298 0 1764 0.32089 0.02298 92.8% - 10s 0 0 0.02300 0 1755 0.32089 0.02300 92.8% - 10s 0 0 0.02304 0 1690 0.32089 0.02304 92.8% - 10s H 0 0 0.3114224 0.02304 92.6% - 10s 0 0 0.02384 0 1571 0.31142 0.02384 92.3% - 11s H 0 0 0.3114091 0.02384 92.3% - 11s 0 0 0.02392 0 1575 0.31141 0.02392 92.3% - 11s 0 0 0.02392 0 1479 0.31141 0.02392 92.3% - 11s H 0 0 0.3101764 0.02392 92.3% - 12s H 0 0 0.2891784 0.02392 91.7% - 12s 0 1 0.02635 0 1205 0.28918 0.02635 90.9% - 12s H 54 38 0.2416132 0.07859 67.5% 248 14s * 58 36 57 0.2358740 0.10984 53.4% 240 14s H 81 46 0.2214910 0.10984 50.4% 219 14s * 84 49 26 0.2192049 0.10984 49.9% 226 14s * 90 45 25 0.2189026 0.10984 49.8% 215 14s * 102 51 13 0.2159776 0.12292 43.1% 210 14s H 108 49 0.2098064 0.12292 41.4% 200 14s * 111 40 15 0.2093474 0.12292 41.3% 195 14s * 124 41 14 0.2072011 0.12338 40.5% 201 14s * 126 36 15 0.2040146 0.12338 39.5% 198 14s * 129 31 13 0.2030674 0.12338 39.2% 194 14s 135 25 infeasible 10 0.20307 0.12689 37.5% 207 15s Cutting planes: Gomory: 24 Implied bound: 7 MIR: 659 Explored 161 nodes (84248 simplex iterations) in 15.24 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.030673944586e-01, best bound 2.030673944586e-01, gap 0.0%