Gurobi 5.6.3 (linux64) logging started Tue Oct 7 22:04:40 2014 Optimize a model with 27029 rows, 13573 columns and 67280 nonzeros Presolve removed 116 rows and 0 columns Presolve time: 0.31s Presolved: 26913 rows, 13573 columns, 67164 nonzeros Variable types: 1 continuous, 13572 integer (13572 binary) Found heuristic solution: objective 0.9732203 Found heuristic solution: objective 0.9715189 Found heuristic solution: objective 0.9228192 Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 16404 3.0450850e-03 1.120303e+02 0.000000e+00 5s 17639 2.9685795e-03 0.000000e+00 0.000000e+00 5s Root relaxation: objective 2.968579e-03, 17639 iterations, 5.26 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00297 0 12603 0.92282 0.00297 100% - 7s H 0 0 0.3607126 0.00297 99.2% - 12s 0 0 0.00693 0 3711 0.36071 0.00693 98.1% - 19s 0 0 0.00968 0 3759 0.36071 0.00968 97.3% - 21s H 0 0 0.3477300 0.00968 97.2% - 22s 0 0 0.01005 0 3493 0.34773 0.01005 97.1% - 22s H 0 0 0.3159093 0.01005 96.8% - 22s 0 0 0.01613 0 2965 0.31591 0.01613 94.9% - 23s 0 0 0.01614 0 2991 0.31591 0.01614 94.9% - 23s 0 0 0.01614 0 2620 0.31591 0.01614 94.9% - 24s H 0 0 0.2543467 0.01614 93.7% - 29s 0 2 0.01999 0 1547 0.25435 0.01999 92.1% - 30s * 90 84 90 0.2518221 0.11033 56.2% 206 31s H 108 86 0.2451226 0.11219 54.2% 192 32s H 135 107 0.2442313 0.12126 50.4% 166 32s H 162 111 0.2406157 0.12432 48.3% 151 32s * 164 109 88 0.2404837 0.12432 48.3% 149 32s H 189 103 0.2380402 0.13546 43.1% 140 32s * 208 109 73 0.2362389 0.14829 37.2% 141 32s * 210 106 72 0.2337323 0.14829 36.6% 140 32s H 228 87 0.2316146 0.15921 31.3% 145 33s * 243 99 10 0.2284581 0.16117 29.5% 150 33s * 251 103 14 0.2280857 0.16117 29.3% 146 33s * 253 88 15 0.2274440 0.16117 29.1% 145 33s H 256 72 0.2207641 0.16117 27.0% 144 33s H 283 89 0.2162118 0.16155 25.3% 145 34s * 299 99 49 0.2115892 0.16155 23.6% 139 34s H 310 81 0.2032395 0.16296 19.8% 141 34s * 323 86 25 0.2008716 0.16296 18.9% 142 34s H 337 78 0.1923470 0.16296 15.3% 137 34s * 347 65 14 0.1878843 0.16296 13.3% 141 34s 354 63 0.16860 12 300 0.18788 0.16313 13.2% 146 35s * 360 52 4 0.1844558 0.16333 11.5% 150 35s H 364 51 0.1842386 0.16452 10.7% 154 35s Cutting planes: Gomory: 5 Implied bound: 6 MIR: 1331 Explored 418 nodes (157876 simplex iterations) in 36.60 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.842385853044e-01, best bound 1.842385853044e-01, gap 0.0%