Gurobi 5.0.1 (linux64) logging started Thu Nov 29 00:41:00 2012 Optimize a model with 1728482 rows, 1728240 columns and 6883920 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 10s) ... Presolve removed 0 rows and 0 columns (presolve time = 11s) ... Presolve removed 0 rows and 0 columns (presolve time = 15s) ... Presolve removed 0 rows and 0 columns (presolve time = 20s) ... Presolve removed 0 rows and 0 columns (presolve time = 25s) ... Presolve removed 5640 rows and 5640 columns Presolve time: 26.16s Presolved: 1722842 rows, 1722600 columns, 6872640 nonzeros Variable types: 1708080 continuous, 14520 integer (14520 binary) Found heuristic solution: objective 23976.000000 Found heuristic solution: objective 5338.0000000 Found heuristic solution: objective 4311.0000000 Root simplex log... Iteration Objective Primal Inf. Dual Inf. Time 11032 2.0250000e+03 5.490000e+02 0.000000e+00 5s 22912 2.0250000e+03 5.880000e+02 0.000000e+00 13s 33926 2.0250001e+03 8.250000e+02 0.000000e+00 21s 45002 2.0250001e+03 9.720000e+02 0.000000e+00 31s 54292 2.0250002e+03 1.125000e+03 0.000000e+00 39s 63068 2.0250002e+03 1.117000e+03 0.000000e+00 46s 71583 2.0260002e+03 1.397000e+03 0.000000e+00 53s 79710 2.0835002e+03 1.390500e+03 0.000000e+00 61s 87878 2.0890001e+03 1.125750e+03 0.000000e+00 68s 97118 2.0940003e+03 1.717000e+03 0.000000e+00 79s 106144 2.0965003e+03 1.397000e+03 0.000000e+00 87s 115957 2.0965003e+03 1.347000e+03 0.000000e+00 97s 124028 2.1085003e+03 1.740000e+03 0.000000e+00 104s 131848 2.1175003e+03 1.602500e+03 0.000000e+00 113s 140540 2.1175003e+03 1.741000e+03 0.000000e+00 123s 148456 2.1175004e+03 1.627000e+03 0.000000e+00 132s 156750 2.1185002e+03 1.568500e+03 0.000000e+00 143s 165144 2.1185003e+03 1.536500e+03 0.000000e+00 155s 173128 2.1185003e+03 1.767500e+03 0.000000e+00 166s 179850 2.1185003e+03 5.818500e+03 0.000000e+00 172s 185771 2.1185003e+03 1.462000e+03 0.000000e+00 178s 188813 2.1185003e+03 2.114500e+03 0.000000e+00 181s 195494 2.1280005e+03 1.921958e+03 0.000000e+00 188s 198501 2.1280005e+03 1.516833e+03 0.000000e+00 191s 204038 2.1280006e+03 2.145208e+03 0.000000e+00 198s 206731 2.1280006e+03 1.319625e+03 0.000000e+00 201s 211807 2.1280006e+03 2.078875e+03 0.000000e+00 207s 214392 2.1280007e+03 2.402375e+03 0.000000e+00 211s 219039 2.1280007e+03 1.247958e+03 0.000000e+00 216s 223058 2.1280007e+03 2.094875e+03 0.000000e+00 222s 226701 2.1280008e+03 1.617667e+03 0.000000e+00 227s 230631 2.1280008e+03 1.357208e+03 0.000000e+00 232s 235074 2.1280009e+03 2.038042e+03 0.000000e+00 238s 237253 2.1280009e+03 1.208500e+03 0.000000e+00 241s 241444 2.1280009e+03 1.540083e+03 0.000000e+00 246s 245947 2.1280010e+03 1.241000e+03 0.000000e+00 253s 248018 2.1280010e+03 1.770375e+03 0.000000e+00 255s 252537 2.1280010e+03 1.098750e+03 0.000000e+00 262s 254932 2.1280010e+03 1.270042e+03 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2.1301299e+03 1.666958e+03 0.000000e+00 2652s 1005561 2.1301299e+03 2.484292e+03 0.000000e+00 2670s 1009102 2.1301300e+03 2.247542e+03 0.000000e+00 2688s 1011928 2.1301300e+03 2.157667e+03 0.000000e+00 2701s 1015655 2.1301300e+03 2.107667e+03 0.000000e+00 2720s 1019185 2.1301300e+03 1.158500e+03 0.000000e+00 2737s 1022117 2.1301300e+03 1.488833e+03 0.000000e+00 2752s 1025002 2.1301300e+03 2.071667e+03 0.000000e+00 2767s 1028066 2.1301301e+03 1.483000e+03 0.000000e+00 2784s 1030988 2.1301301e+03 1.492875e+03 0.000000e+00 2800s 1033986 2.1301301e+03 1.772500e+03 0.000000e+00 2817s 1036821 2.1301301e+03 1.036250e+03 0.000000e+00 2833s 1039797 2.1301301e+03 2.353667e+03 0.000000e+00 2849s 1043092 2.1301302e+03 1.245312e+03 0.000000e+00 2867s 1046268 2.1301302e+03 1.864500e+03 0.000000e+00 2883s 1049189 2.1301302e+03 2.138167e+03 0.000000e+00 2897s 1052020 2.1301302e+03 1.313988e+03 0.000000e+00 2913s 1054751 2.1301303e+03 1.742125e+03 0.000000e+00 2927s 1057779 2.1301303e+03 2.496625e+03 0.000000e+00 2944s 1060353 2.1301303e+03 9.411250e+02 0.000000e+00 2956s 1063713 2.1301303e+03 1.392062e+03 0.000000e+00 2974s 1067615 2.1301304e+03 1.328625e+03 0.000000e+00 2995s 1071440 2.1301304e+03 3.503688e+03 0.000000e+00 3015s 1074817 2.1301304e+03 8.567500e+02 0.000000e+00 3033s 1078670 2.1301305e+03 1.185012e+03 0.000000e+00 3054s 1082476 2.1301305e+03 1.491800e+03 0.000000e+00 3077s 1085729 2.1301305e+03 1.134750e+03 0.000000e+00 3095s 1089221 2.1301305e+03 8.826875e+02 0.000000e+00 3113s 1092813 2.1301306e+03 9.351042e+02 0.000000e+00 3132s 1096320 2.1301306e+03 8.383750e+02 0.000000e+00 3151s 1099424 2.1301307e+03 7.668403e+02 0.000000e+00 3168s 1103195 2.1301307e+03 1.053948e+03 0.000000e+00 3190s 1106539 2.1301307e+03 1.513750e+03 0.000000e+00 3210s 1109936 2.1301308e+03 1.450938e+03 0.000000e+00 3230s 1113029 2.1301308e+03 1.401625e+03 0.000000e+00 3247s 1116084 2.1301308e+03 2.410250e+03 0.000000e+00 3264s 1119379 2.1301308e+03 8.392500e+02 0.000000e+00 3283s 1122523 2.1301309e+03 8.744167e+02 0.000000e+00 3301s 1125360 2.1301309e+03 8.204583e+02 0.000000e+00 3318s 1128579 2.1301309e+03 1.066292e+03 0.000000e+00 3335s 1131560 2.1301310e+03 1.557325e+03 0.000000e+00 3353s 1134548 2.1301310e+03 1.136750e+03 0.000000e+00 3371s 1137390 2.1301310e+03 1.546312e+03 0.000000e+00 3387s 1140507 2.1301311e+03 2.717000e+03 0.000000e+00 3405s 1143084 2.1301311e+03 2.159208e+03 0.000000e+00 3419s 1145752 2.1301311e+03 2.713375e+03 0.000000e+00 3434s 1148458 2.1301311e+03 1.803438e+03 0.000000e+00 3450s 1151243 2.1301312e+03 1.469750e+03 0.000000e+00 3466s 1153839 2.1301312e+03 1.143562e+03 0.000000e+00 3481s 1156396 2.1301312e+03 1.202438e+03 0.000000e+00 3496s 1159034 2.1301313e+03 1.768812e+03 0.000000e+00 3512s 1161651 2.1301313e+03 1.046979e+03 0.000000e+00 3529s 1164440 2.1301313e+03 1.631625e+03 0.000000e+00 3547s 1167070 2.1301313e+03 2.380938e+03 0.000000e+00 3562s Root relaxation: time limit, 1167643 iterations, 3565.18 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 - 0 4311.00000 - - - 3600s Explored 0 nodes (1167643 simplex iterations) in 3600.15 seconds Thread count was 1 (of 16 available processors) Time limit reached Best objective 4.311000000000e+03, best bound -, gap -