Gurobi 5.6.3 (linux64) logging started Tue Oct 7 21:31:00 2014 Optimize a model with 21322 rows, 10713 columns and 53045 nonzeros Presolve removed 103 rows and 0 columns Presolve time: 0.23s Presolved: 21219 rows, 10713 columns, 52942 nonzeros Variable types: 1 continuous, 10712 integer (10712 binary) Found heuristic solution: objective 1.0710947 Found heuristic solution: objective 0.9603598 Found heuristic solution: objective 0.8546658 Root relaxation: objective 3.315570e-03, 14039 iterations, 1.31 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00332 0 9629 0.85467 0.00332 100% - 2s H 0 0 0.3218158 0.00332 99.0% - 6s H 0 0 0.3198014 0.00332 99.0% - 6s 0 0 0.00834 0 2534 0.31980 0.00834 97.4% - 10s 0 0 0.01403 0 2173 0.31980 0.01403 95.6% - 12s H 0 0 0.3092258 0.01403 95.5% - 12s 0 0 0.01496 0 2001 0.30923 0.01496 95.2% - 12s H 0 0 0.3062311 0.01496 95.1% - 12s 0 0 0.02134 0 1997 0.30623 0.02134 93.0% - 12s 0 0 0.02138 0 2011 0.30623 0.02138 93.0% - 13s 0 0 0.02138 0 1656 0.30623 0.02138 93.0% - 13s 0 0 0.02139 0 1699 0.30623 0.02139 93.0% - 14s 0 0 0.02139 0 1699 0.30623 0.02139 93.0% - 14s H 0 0 0.2812055 0.02139 92.4% - 17s 0 2 0.02360 0 1397 0.28121 0.02360 91.6% - 18s H 27 27 0.2560094 0.02832 88.9% 351 19s H 54 51 0.2384613 0.06075 74.5% 266 19s * 70 62 68 0.2336587 0.10119 56.7% 222 19s * 76 66 72 0.2318129 0.10119 56.3% 208 19s * 77 61 72 0.2306819 0.10119 56.1% 205 19s * 81 57 74 0.2248930 0.10119 55.0% 196 19s H 82 48 0.2221626 0.10119 54.5% 193 19s 92 56 0.10119 38 376 0.22216 0.10119 54.5% 201 20s * 108 62 52 0.2134038 0.10306 51.7% 180 20s * 119 64 36 0.2114686 0.11639 45.0% 182 20s * 125 51 50 0.2051193 0.11707 42.9% 179 20s * 132 51 30 0.2019550 0.11707 42.0% 185 20s H 137 48 0.1993083 0.11707 41.3% 179 20s * 142 43 27 0.1940633 0.12728 34.4% 184 20s * 143 42 27 0.1935039 0.12728 34.2% 182 20s * 144 40 26 0.1932701 0.12728 34.1% 181 20s Cutting planes: Gomory: 13 Implied bound: 6 MIR: 869 Explored 185 nodes (116908 simplex iterations) in 20.93 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.932701282895e-01, best bound 1.932701282895e-01, gap 0.0%