Gurobi 5.0.1 (linux64) logging started Mon Feb 4 22:09:29 2013 Optimize a model with 1143325 rows, 36100 columns and 3447550 nonzeros Presolve removed 26620 rows and 18112 columns (presolve time = 6s) ... Presolve removed 30163 rows and 18121 columns (presolve time = 10s) ... Presolve removed 30724 rows and 18121 columns (presolve time = 15s) ... Presolve removed 30724 rows and 18121 columns Presolve time: 15.82s Presolved: 1112601 rows, 17979 columns, 3355007 nonzeros Variable types: 92 continuous, 17887 integer (17887 binary) Found heuristic solution: objective 770671.00000 Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 4980 4.3787586e+05 0.000000e+00 1.507877e+09 5s 9960 4.3835024e+05 0.000000e+00 2.499872e+09 10s 14940 4.3938271e+05 0.000000e+00 1.328867e+10 15s 21580 4.3960079e+05 0.000000e+00 2.891428e+09 21s 26560 4.3978145e+05 0.000000e+00 4.913198e+09 25s 33200 4.4069670e+05 0.000000e+00 3.886401e+09 31s 38180 4.4112674e+05 0.000000e+00 3.810364e+09 36s 44820 4.4147153e+05 0.000000e+00 1.230317e+09 41s 49800 4.4192452e+05 0.000000e+00 2.361483e+09 46s 54780 4.4335673e+05 0.000000e+00 2.225882e+09 51s 59760 4.4420173e+05 0.000000e+00 1.769863e+09 56s 64740 4.4454172e+05 0.000000e+00 2.199455e+09 60s 71380 4.4504936e+05 0.000000e+00 7.147241e+08 65s 78020 4.4568758e+05 0.000000e+00 1.767023e+09 70s 84660 4.4587407e+05 0.000000e+00 3.778496e+08 76s 91300 4.4620814e+05 0.000000e+00 1.756283e+09 81s 96280 4.4655240e+05 0.000000e+00 4.648418e+09 86s 101260 4.4717869e+05 0.000000e+00 1.156540e+10 91s 107900 4.4823511e+05 0.000000e+00 1.100171e+09 96s 114540 4.4938334e+05 0.000000e+00 1.985894e+09 101s 119520 4.5014224e+05 0.000000e+00 4.013344e+09 106s 124500 4.5143898e+05 0.000000e+00 7.199416e+09 111s 129480 4.5380127e+05 0.000000e+00 5.833259e+09 116s 134460 4.5671702e+05 0.000000e+00 1.022281e+09 121s 139440 4.5794410e+05 0.000000e+00 3.328754e+09 126s 146080 4.5993751e+05 0.000000e+00 1.709713e+09 131s 152722 4.6157248e+05 0.000000e+00 1.455291e+09 135s 161022 4.6293364e+05 0.000000e+00 1.789840e+09 140s 169322 4.6434219e+05 0.000000e+00 1.095310e+09 146s 177643 4.6557360e+05 0.000000e+00 7.091720e+08 150s 185943 4.6666102e+05 0.000000e+00 2.023023e+09 155s 195903 4.6828539e+05 0.000000e+00 1.351100e+08 161s 205863 4.7083862e+05 0.000000e+00 1.140942e+08 166s 214163 4.7310879e+05 0.000000e+00 9.443652e+08 171s 220803 4.7476016e+05 0.000000e+00 3.321541e+08 175s 229108 4.7678493e+05 0.000000e+00 1.200110e+09 180s 237408 4.7883868e+05 0.000000e+00 4.974608e+08 185s 244048 4.8034915e+05 0.000000e+00 2.423271e+08 190s 254008 4.8259165e+05 0.000000e+00 1.905072e+08 196s 262308 4.8458439e+05 0.000000e+00 1.767134e+08 201s 270608 4.8661820e+05 0.000000e+00 3.663760e+08 206s 275588 4.8794717e+05 0.000000e+00 2.787443e+08 210s 283888 4.8989460e+05 0.000000e+00 1.776623e+09 216s 292188 4.9139602e+05 0.000000e+00 3.611570e+08 221s 298828 4.9278202e+05 0.000000e+00 1.816064e+09 226s 307128 4.9422892e+05 0.000000e+00 5.655271e+08 230s 315428 4.9566424e+05 0.000000e+00 1.063007e+08 235s 322068 4.9718194e+05 0.000000e+00 2.662756e+08 240s 330368 4.9884702e+05 0.000000e+00 2.907655e+08 246s 337008 5.0067241e+05 0.000000e+00 1.105532e+08 250s 343648 5.0237151e+05 0.000000e+00 6.893044e+08 255s 350288 5.0380209e+05 0.000000e+00 8.246383e+07 260s 358588 5.0611762e+05 0.000000e+00 2.939275e+08 266s 366888 5.0803708e+05 0.000000e+00 1.207304e+08 271s 375188 5.0947718e+05 0.000000e+00 6.675081e+07 276s 383488 5.1049322e+05 0.000000e+00 3.245899e+08 281s Root relaxation: time limit, 384631 iterations, 281.83 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 - 0 770671.000 - - - 300s Explored 0 nodes (384631 simplex iterations) in 300.35 seconds Thread count was 1 (of 16 available processors) Time limit reached Best objective 7.705740000000e+05, best bound -, gap -