Gurobi 5.0.1 (linux64) logging started Wed Apr 24 12:11:57 2013 Optimize a model with 257760 rows, 256160 columns and 1024160 nonzeros Presolve removed 13993 rows and 0 columns Presolve time: 2.80s Presolved: 243767 rows, 256160 columns, 996174 nonzeros Variable types: 256000 continuous, 160 integer (160 binary) Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 22583 1.5238802e+05 2.622625e+04 0.000000e+00 5s 30563 1.7830756e+05 2.011319e+05 0.000000e+00 10s 36415 2.0066748e+05 9.606359e+04 0.000000e+00 15s 41737 2.2203776e+05 7.157144e+04 0.000000e+00 20s 44663 2.4809896e+05 2.333151e+05 0.000000e+00 26s 45461 2.5073193e+05 3.339518e+05 0.000000e+00 30s 46259 2.5584511e+05 1.896195e+05 0.000000e+00 35s 47057 2.6061883e+05 1.504959e+07 0.000000e+00 40s 47855 2.6592828e+05 4.724138e+05 0.000000e+00 46s 48653 2.6928615e+05 4.363300e+05 0.000000e+00 51s 49451 2.7345392e+05 3.570190e+05 0.000000e+00 56s 49983 2.7714216e+05 4.121496e+05 0.000000e+00 60s 50781 2.8440826e+05 1.091724e+06 0.000000e+00 66s 51579 2.8901461e+05 3.730197e+05 0.000000e+00 71s 52643 2.9294345e+05 8.122122e+05 0.000000e+00 76s 53441 2.9661242e+05 2.139936e+05 0.000000e+00 81s 54239 3.0127861e+05 2.112111e+05 0.000000e+00 86s 55037 3.0355797e+05 2.188247e+05 0.000000e+00 91s 56367 3.0703377e+05 2.685288e+05 0.000000e+00 96s 57165 3.0841621e+05 3.346594e+05 0.000000e+00 100s 58229 3.1321209e+05 1.202045e+05 0.000000e+00 106s 58761 3.1527563e+05 6.118513e+04 0.000000e+00 110s 59559 3.1895374e+05 7.003082e+04 0.000000e+00 115s 60623 3.2382558e+05 2.971624e+05 0.000000e+00 122s 61421 3.2713032e+05 2.962136e+05 0.000000e+00 126s 62485 3.2982968e+05 1.369763e+05 0.000000e+00 131s 63549 3.3326693e+05 8.804492e+05 0.000000e+00 136s 64613 3.3603650e+05 9.940636e+05 0.000000e+00 140s 65677 3.3782684e+05 8.509828e+04 0.000000e+00 145s 67007 3.4027437e+05 5.884258e+04 0.000000e+00 151s 67805 3.4265635e+05 1.948245e+05 0.000000e+00 155s 68869 3.4516322e+05 6.674129e+04 0.000000e+00 160s 70199 3.4748024e+05 7.714862e+04 0.000000e+00 166s 71263 3.4959991e+05 3.052297e+04 0.000000e+00 171s 72327 3.5170698e+05 4.888761e+04 0.000000e+00 175s 73657 3.5356025e+05 5.628109e+04 0.000000e+00 180s 75253 3.5528553e+05 1.943308e+04 0.000000e+00 185s 76849 3.5771546e+05 3.907632e+04 0.000000e+00 191s 78179 3.5922591e+05 1.705496e+05 0.000000e+00 196s 79243 3.6035677e+05 3.400072e+04 0.000000e+00 201s 80307 3.6136334e+05 3.631318e+04 0.000000e+00 205s 81903 3.6251891e+05 1.830403e+04 0.000000e+00 210s 83233 3.6352702e+05 1.312469e+04 0.000000e+00 216s 84563 3.6429350e+05 6.278554e+04 0.000000e+00 220s 85893 3.6508228e+05 3.165375e+04 0.000000e+00 225s 87489 3.6573371e+05 4.108892e+03 0.000000e+00 231s 89617 3.6624805e+05 3.250915e+03 0.000000e+00 236s 90947 3.6633635e+05 1.015297e+03 0.000000e+00 240s 91748 3.6635826e+05 0.000000e+00 0.000000e+00 243s Root relaxation: objective 3.663583e+05, 91748 iterations, 242.77 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 366358.255 0 3 - 366358.255 - - 246s H 0 0 379667.00000 366358.255 3.51% - 252s H 0 0 374543.00000 366358.255 2.19% - 267s 0 0 366358.255 0 3 374543.000 366358.255 2.19% - 269s 0 0 366358.309 0 3 374543.000 366358.309 2.19% - 272s 0 0 366358.309 0 3 374543.000 366358.309 2.19% - 273s 0 2 366360.292 0 3 374543.000 366360.292 2.18% - 287s 1 3 366368.887 1 3 374543.000 366368.887 2.18% 418 290s H 2 2 367196.21739 366368.887 0.23% 209 291s 3 5 366374.533 3 2 367196.217 366370.862 0.22% 582 295s Cutting planes: Flow cover: 7 Explored 7 nodes (94235 simplex iterations) in 300.01 seconds Thread count was 1 (of 16 available processors) Time limit reached Best objective 3.671962173913e+05, best bound 3.663708622687e+05, gap 0.2248%