Optimize a model with 1084 rows, 586986 columns and 1173972 nonzeros Presolve time: 0.50s Presolved: 1084 rows, 586986 columns, 1173972 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 1.2800000e+02 2.165000e+03 0.000000e+00 1s Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 1.2800000e+02 1s 1 1440 5.2215815e+06 3.3292143e+03 1s 2 3031 2.2436600e+05 1.9036761e+05 1s Sifting complete 4331 2.2397000e+05 0.000000e+00 0.000000e+00 1s Solved in 4331 iterations and 0.88 seconds Optimal objective 2.239700000e+05 Optimize a model with 1180 rows, 586986 columns and 1204103 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 2.2397000e+05 9.600000e+01 0.000000e+00 0s 204 2.3208350e+05 0.000000e+00 0.000000e+00 0s Solved in 204 iterations and 0.14 seconds Optimal objective 2.320835000e+05 Optimize a model with 1210 rows, 586986 columns and 1293976 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 2.3208350e+05 3.000000e+01 0.000000e+00 0s 72 2.3390550e+05 0.000000e+00 0.000000e+00 0s Solved in 72 iterations and 0.13 seconds Optimal objective 2.339055000e+05 Optimize a model with 1231 rows, 586986 columns and 1406470 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 2.3390550e+05 2.100000e+01 0.000000e+00 0s 69 2.3488100e+05 0.000000e+00 0.000000e+00 0s Solved in 69 iterations and 0.17 seconds Optimal objective 2.348810000e+05 Optimize a model with 1236 rows, 586986 columns and 1679427 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 2.3488100e+05 5.000000e+00 0.000000e+00 0s 16 2.3496250e+05 0.000000e+00 0.000000e+00 0s Solved in 16 iterations and 0.13 seconds Optimal objective 2.349625000e+05 Optimize a model with 1241 rows, 586986 columns and 1861806 nonzeros Iteration Objective Primal Inf. Dual Inf. Time 0 2.3496250e+05 5.000000e+00 0.000000e+00 0s 12 2.3499400e+05 0.000000e+00 0.000000e+00 0s Solved in 12 iterations and 0.16 seconds Optimal objective 2.349940000e+05 Optimize a model with 1241 rows, 586986 columns and 1861806 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 5s) ... Presolve time: 5.26s Presolved: 1241 rows, 586986 columns, 1861806 nonzeros Variable types: 0 continuous, 586986 integer (586986 binary) Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 0.0000000e+00 0s 1 1719 3.2345015e+06 4.3551346e+03 0s 2 3727 2.3664150e+05 1.4880419e+05 0s Sifting complete Root relaxation: objective 2.349940e+05, 5474 iterations, 0.45 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 234994.000 0 266 - 234994.000 - - 8s H 0 0 275540.00000 234994.000 14.7% - 12s 0 0 235528.542 0 275 275540.000 235528.542 14.5% - 14s 0 0 235850.981 0 359 275540.000 235850.981 14.4% - 16s 0 0 236073.242 0 292 275540.000 236073.242 14.3% - 18s 0 0 236231.698 0 287 275540.000 236231.698 14.3% - 20s 0 0 236286.067 0 247 275540.000 236286.067 14.2% - 21s 0 0 236315.319 0 287 275540.000 236315.319 14.2% - 23s 0 0 236363.068 0 289 275540.000 236363.068 14.2% - 25s 0 0 236413.587 0 306 275540.000 236413.587 14.2% - 27s 0 0 236466.333 0 291 275540.000 236466.333 14.2% - 29s 0 0 236515.236 0 268 275540.000 236515.236 14.2% - 30s 0 0 236543.477 0 304 275540.000 236543.477 14.2% - 32s 0 0 236566.018 0 257 275540.000 236566.018 14.1% - 34s 0 0 236588.638 0 436 275540.000 236588.638 14.1% - 37s 0 0 236626.068 0 349 275540.000 236626.068 14.1% - 39s 0 0 236653.917 0 111 275540.000 236653.917 14.1% - 41s 0 0 236662.945 0 334 275540.000 236662.945 14.1% - 43s 0 0 236662.945 0 331 275540.000 236662.945 14.1% - 62s H 0 0 237924.00000 236662.945 0.53% - 74s 0 0 236662.945 0 266 237924.000 236662.945 0.53% - 79s 0 0 236662.945 0 246 237924.000 236662.945 0.53% - 79s 0 0 236662.945 0 216 237924.000 236662.945 0.53% - 79s 0 0 236662.945 0 276 237924.000 236662.945 0.53% - 79s 0 0 236662.945 0 380 237924.000 236662.945 0.53% - 79s 0 0 236676.428 0 299 237924.000 236676.428 0.52% - 79s 0 0 236699.015 0 352 237924.000 236699.015 0.51% - 79s 0 0 236723.469 0 229 237924.000 236723.469 0.50% - 80s 0 0 236733.905 0 310 237924.000 236733.905 0.50% - 80s 0 0 236738.308 0 207 237924.000 236738.308 0.50% - 80s 0 0 236742.680 0 259 237924.000 236742.680 0.50% - 80s 0 0 236742.680 0 259 237924.000 236742.680 0.50% - 81s H 0 0 237669.00000 236742.680 0.39% - 81s 0 2 236744.966 0 259 237669.000 236744.966 0.39% - 81s H 54 33 237171.00000 236749.819 0.18% 6.5 83s * 205 153 55 237146.00000 236751.932 0.17% 5.6 84s 289 218 236884.355 6 235 237146.000 236771.180 0.16% 6.0 85s H 600 407 237078.00000 236784.819 0.12% 6.2 86s H 608 391 237051.00000 236866.407 0.08% 10.2 88s 616 396 236966.550 37 424 237051.000 236924.352 0.05% 10.1 90s H 634 388 237022.00000 236955.192 0.03% 14.0 92s 668 408 236975.252 53 269 237022.000 236968.626 0.02% 20.2 95s * 971 339 56 237017.00000 236996.557 0.01% 20.6 95s Cutting planes: Gomory: 74 Cover: 3 Clique: 6 MIR: 1 Zero half: 112 Explored 972 nodes (29050 simplex iterations) in 95.91 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.370170000000e+05, best bound 2.369970000000e+05, gap 0.0084% Optimize a model with 1279 rows, 586986 columns and 1969380 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 5s) ... Presolve time: 5.58s Presolved: 1279 rows, 586986 columns, 1969380 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 586986 integer (586986 binary) Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 0.0000000e+00 0s 1 1750 2.2352305e+06 2.8917779e+03 0s 2 3681 2.3682550e+05 1.4783724e+05 0s Sifting complete Root relaxation: objective 2.353518e+05, 5436 iterations, 0.46 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 235351.750 0 241 - 235351.750 - - 8s Another try with MIP start H 0 0 277185.00000 235351.750 15.1% - 11s 0 0 235902.750 0 304 277185.000 235902.750 14.9% - 12s 0 0 236174.383 0 346 277185.000 236174.383 14.8% - 15s 0 0 236421.354 0 340 277185.000 236421.354 14.7% - 17s 0 0 236521.508 0 413 277185.000 236521.508 14.7% - 19s 0 0 236653.923 0 365 277185.000 236653.923 14.6% - 21s 0 0 236685.092 0 286 277185.000 236685.092 14.6% - 23s 0 0 236729.699 0 338 277185.000 236729.699 14.6% - 25s 0 0 236783.128 0 438 277185.000 236783.128 14.6% - 27s 0 0 236833.726 0 339 277185.000 236833.726 14.6% - 29s 0 0 236871.239 0 412 277185.000 236871.239 14.5% - 31s 0 0 236904.132 0 378 277185.000 236904.132 14.5% - 34s 0 0 236932.521 0 406 277185.000 236932.521 14.5% - 36s 0 0 236968.117 0 380 277185.000 236968.117 14.5% - 38s 0 0 236991.534 0 384 277185.000 236991.534 14.5% - 40s 0 0 237015.372 0 412 277185.000 237015.372 14.5% - 42s 0 0 237032.037 0 379 277185.000 237032.037 14.5% - 44s 0 0 237043.024 0 346 277185.000 237043.024 14.5% - 47s 0 0 237082.859 0 410 277185.000 237082.859 14.5% - 49s 0 0 237090.694 0 538 277185.000 237090.694 14.5% - 51s 0 0 237090.694 0 535 277185.000 237090.694 14.5% - 84s H 0 0 268351.00000 237090.694 11.6% - 96s 0 2 237090.755 0 535 268351.000 237090.755 11.6% - 102s 7 9 237147.182 7 369 268351.000 237096.528 11.6% 7.3 105s H 27 27 237875.00000 237096.528 0.33% 5.9 115s 65 67 237664.500 50 27 237875.000 237096.528 0.33% 5.1 120s 101 89 237099.914 6 389 237875.000 237098.159 0.33% 4.1 125s 147 132 237672.467 44 201 237875.000 237098.159 0.33% 4.4 130s 214 185 237773.983 46 76 237875.000 237101.601 0.33% 4.3 135s 273 240 237508.862 32 192 237875.000 237108.855 0.32% 5.2 140s 340 288 237266.484 15 331 237875.000 237113.390 0.32% 5.2 145s 415 362 237788.000 68 40 237875.000 237113.390 0.32% 5.2 150s 481 418 237630.400 43 64 237875.000 237114.786 0.32% 5.3 155s 561 483 237252.164 24 298 237875.000 237114.831 0.32% 5.3 160s 601 522 237317.460 39 535 237875.000 237114.831 0.32% 5.2 174s 603 523 237286.324 19 247 237875.000 237114.831 0.32% 5.2 176s 606 525 237271.282 11 310 237875.000 237176.874 0.29% 5.2 183s 607 526 237615.250 39 229 237875.000 237219.238 0.28% 5.2 185s 609 527 237618.733 37 255 237875.000 237247.778 0.26% 5.1 191s 611 529 237258.502 11 314 237875.000 237258.502 0.26% 5.1 197s 612 529 237676.833 52 329 237875.000 237265.513 0.26% 5.1 201s 613 530 237618.733 37 412 237875.000 237271.008 0.25% 5.1 205s 615 531 237687.333 45 396 237875.000 237283.418 0.25% 5.1 214s 616 532 237615.250 39 263 237875.000 237284.265 0.25% 5.1 215s H 617 506 237693.00000 237284.265 0.17% 11.2 216s H 618 481 237316.00000 237284.907 0.01% 11.2 219s 626 486 237290.628 23 204 237316.000 237290.628 0.01% 11.1 220s Cutting planes: Gomory: 51 Clique: 2 MIR: 3 Zero half: 77 Explored 626 nodes (14546 simplex iterations) in 220.09 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.373160000000e+05, best bound 2.372960000000e+05, gap 0.0084% Optimize a model with 1313 rows, 586986 columns and 2140218 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 5s) ... Presolve time: 5.59s Presolved: 1313 rows, 586986 columns, 2140218 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 586986 integer (586986 binary) Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 0.0000000e+00 0s 1 1766 2.2352905e+06 2.8926444e+03 0s 2 3761 2.3688550e+05 1.4808662e+05 0s Sifting complete Root relaxation: objective 2.356080e+05, 5547 iterations, 0.47 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 235608.000 0 197 - 235608.000 - - 8s Another try with MIP start H 0 0 275073.00000 235608.000 14.3% - 13s 0 0 236156.625 0 311 275073.000 236156.625 14.1% - 15s 0 0 236396.871 0 324 275073.000 236396.871 14.1% - 17s 0 0 236606.935 0 319 275073.000 236606.935 14.0% - 19s 0 0 236764.358 0 369 275073.000 236764.358 13.9% - 21s 0 0 236923.556 0 392 275073.000 236923.556 13.9% - 23s 0 0 237007.538 0 349 275073.000 237007.538 13.8% - 25s 0 0 237057.949 0 474 275073.000 237057.949 13.8% - 27s 0 0 237128.971 0 436 275073.000 237128.971 13.8% - 29s 0 0 237221.704 0 383 275073.000 237221.704 13.8% - 31s 0 0 237255.822 0 456 275073.000 237255.822 13.7% - 34s 0 0 237297.246 0 582 275073.000 237297.246 13.7% - 36s 0 0 237344.895 0 598 275073.000 237344.895 13.7% - 39s 0 0 237369.486 0 554 275073.000 237369.486 13.7% - 42s 0 0 237398.149 0 435 275073.000 237398.149 13.7% - 44s 0 0 237409.726 0 488 275073.000 237409.726 13.7% - 46s 0 0 237409.726 0 482 275073.000 237409.726 13.7% - 73s 0 2 237410.795 0 482 275073.000 237410.795 13.7% - 92s 7 9 237435.146 5 365 275073.000 237414.474 13.7% 9.7 95s 22 24 237477.749 17 177 275073.000 237414.474 13.7% 5.3 100s H 27 27 275056.00000 237414.474 13.7% 4.9 108s 35 37 237549.583 28 105 275056.000 237414.474 13.7% 5.2 110s 53 55 237638.250 42 77 275056.000 237414.474 13.7% 5.2 115s 54 56 237637.917 42 69 275056.000 237414.474 13.7% 5.1 124s 59 61 237733.917 46 78 275056.000 237414.474 13.7% 5.7 125s 88 90 237850.750 70 52 275056.000 237414.474 13.7% 5.2 130s 119 121 238113.000 93 36 275056.000 237414.474 13.7% 5.1 135s 147 149 238523.000 114 40 275056.000 237414.474 13.7% 4.7 140s 178 180 238948.167 134 63 275056.000 237414.474 13.7% 4.6 145s 203 205 239025.000 156 28 275056.000 237414.474 13.7% 4.4 150s 230 232 239210.500 180 28 275056.000 237414.474 13.7% 4.2 155s 258 260 239489.000 205 28 275056.000 237414.474 13.7% 4.2 160s 289 291 239819.500 231 34 275056.000 237414.474 13.7% 4.2 165s 319 321 240044.000 257 36 275056.000 237414.474 13.7% 4.1 170s H 332 125 238161.00000 237414.474 0.31% 4.0 181s 372 156 237691.246 35 384 238161.000 237415.597 0.31% 4.2 185s 423 197 cutoff 77 238161.000 237415.597 0.31% 4.2 190s 489 254 237786.988 51 313 238161.000 237420.025 0.31% 4.4 195s 545 301 238082.083 96 119 238161.000 237420.025 0.31% 4.5 200s H 600 326 238081.00000 237426.890 0.27% 4.8 204s 601 327 237707.257 21 482 238081.000 237426.890 0.27% 4.8 215s 605 330 238049.126 65 274 238081.000 237457.908 0.26% 4.8 221s 607 331 237804.953 45 368 238081.000 237625.053 0.19% 4.8 225s 614 337 237916.207 73 278 238081.000 237641.112 0.18% 9.4 231s 618 339 237725.945 17 503 238081.000 237725.945 0.15% 9.3 235s H 618 321 238032.00000 237737.378 0.12% 9.3 236s 623 326 237753.018 10 482 238032.000 237753.018 0.12% 15.1 241s 630 331 237791.726 52 508 238032.000 237791.726 0.10% 14.9 245s 635 334 237855.198 52 578 238032.000 237855.198 0.07% 14.8 250s 639 338 237863.914 21 482 238032.000 237863.914 0.07% 20.9 257s 646 343 238032.000 65 616 238032.000 237887.272 0.06% 20.7 260s 651 346 237914.749 4 703 238032.000 237914.749 0.05% 20.6 266s 655 349 237928.751 62 776 238032.000 237927.391 0.04% 20.4 270s 659 352 237931.770 21 482 238032.000 237931.770 0.04% 27.4 279s 661 353 237931.770 36 180 238032.000 237931.770 0.04% 27.3 280s 669 359 237946.035 21 660 238032.000 237946.035 0.04% 27.0 285s 676 363 237957.707 52 723 238032.000 237957.707 0.03% 26.7 290s H 710 357 238017.00000 237960.841 0.02% 33.9 293s H 737 332 237996.00000 237960.903 0.01% 34.2 294s Cutting planes: Gomory: 97 Clique: 3 MIR: 5 Zero half: 219 Explored 781 nodes (34435 simplex iterations) in 294.82 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.379960000000e+05, best bound 2.379730000000e+05, gap 0.0097% Optimize a model with 1337 rows, 586986 columns and 2296135 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 5s) ... Presolve time: 5.76s Presolved: 1337 rows, 586986 columns, 2296135 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 586986 integer (586986 binary) Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 0.0000000e+00 0s 1 1799 2.2355596e+06 2.8924593e+03 0s 2 3815 2.3712312e+05 1.4833910e+05 0s Sifting complete Root relaxation: objective 2.356886e+05, 5623 iterations, 0.49 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 235688.625 0 198 - 235688.625 - - 8s Another try with MIP start H 0 0 286824.00000 235688.625 17.8% - 11s 0 0 236195.625 0 315 286824.000 236195.625 17.7% - 12s 0 0 236420.833 0 322 286824.000 236420.833 17.6% - 15s 0 0 236635.133 0 333 286824.000 236635.133 17.5% - 17s 0 0 236800.481 0 312 286824.000 236800.481 17.4% - 19s 0 0 236939.519 0 378 286824.000 236939.519 17.4% - 21s 0 0 237044.600 0 392 286824.000 237044.600 17.4% - 23s 0 0 237105.171 0 440 286824.000 237105.171 17.3% - 25s 0 0 237202.564 0 443 286824.000 237202.564 17.3% - 27s 0 0 237272.606 0 516 286824.000 237272.606 17.3% - 29s 0 0 237340.786 0 507 286824.000 237340.786 17.3% - 33s 0 0 237375.332 0 554 286824.000 237375.332 17.2% - 35s 0 0 237433.281 0 554 286824.000 237433.281 17.2% - 38s 0 0 237471.936 0 434 286824.000 237471.936 17.2% - 42s 0 0 237503.885 0 393 286824.000 237503.885 17.2% - 44s 0 0 237529.474 0 442 286824.000 237529.474 17.2% - 47s 0 0 237554.184 0 525 286824.000 237554.184 17.2% - 50s 0 0 237584.819 0 556 286824.000 237584.819 17.2% - 52s 0 0 237636.944 0 486 286824.000 237636.944 17.1% - 55s 0 0 237656.602 0 548 286824.000 237656.602 17.1% - 57s 0 0 237656.602 0 539 286824.000 237656.602 17.1% - 91s H 0 0 286583.00000 237656.602 17.1% - 115s 0 2 237657.023 0 536 286583.000 237657.023 17.1% - 115s 18 20 237770.977 14 390 286583.000 237661.425 17.1% 7.9 120s 27 29 237834.147 23 273 286583.000 237661.425 17.1% 7.5 133s 32 34 237887.518 27 258 286583.000 237661.425 17.1% 7.4 135s 50 52 237984.354 40 200 286583.000 237661.425 17.1% 7.2 140s 73 75 238093.500 59 67 286583.000 237661.425 17.1% 6.7 145s 96 98 238435.083 74 69 286583.000 237661.425 17.1% 6.6 150s 126 128 238725.500 96 18 286583.000 237661.425 17.1% 6.4 155s 151 153 238813.500 118 12 286583.000 237661.425 17.1% 5.8 160s 175 177 238927.000 139 14 286583.000 237661.425 17.1% 5.4 165s 209 211 239239.000 161 12 286583.000 237661.425 17.1% 5.2 170s 234 236 239488.000 181 12 286583.000 237661.425 17.1% 5.0 175s 259 261 239941.000 200 14 286583.000 237661.425 17.1% 4.8 180s 279 281 240068.500 215 22 286583.000 237661.425 17.1% 4.6 196s 303 305 240353.000 234 14 286583.000 237661.425 17.1% 4.4 200s 331 333 240765.000 257 12 286583.000 237661.425 17.1% 4.2 205s 359 361 241080.500 277 6 286583.000 237661.425 17.1% 4.1 210s 388 390 241249.000 299 8 286583.000 237661.425 17.1% 4.1 215s 415 417 241428.500 320 10 286583.000 237661.425 17.1% 4.0 220s 444 446 241866.500 341 8 286583.000 237661.425 17.1% 4.0 225s 471 473 242133.000 364 8 286583.000 237661.425 17.1% 4.0 230s 496 498 242338.000 385 8 286583.000 237661.425 17.1% 4.0 235s 520 522 242412.667 405 19 286583.000 237661.425 17.1% 4.1 240s 547 549 242646.833 428 56 286583.000 237661.425 17.1% 4.0 246s 562 564 242724.000 442 8 286583.000 237661.425 17.1% 4.0 250s 589 591 243145.000 464 6 286583.000 237661.425 17.1% 4.1 255s 614 616 243347.000 486 6 286583.000 237661.425 17.1% 4.0 260s 638 640 243741.000 507 8 286583.000 237661.425 17.1% 4.0 265s 661 663 243536.000 524 6 286583.000 237661.425 17.1% 4.1 270s 686 688 243786.625 544 16 286583.000 237661.425 17.1% 4.1 275s H 700 335 240801.00000 237661.425 1.30% 4.1 289s 702 330 237662.647 1 521 240801.000 237662.647 1.30% 4.1 290s 749 377 237903.680 44 332 240801.000 237670.314 1.30% 4.4 295s 796 424 238305.600 80 82 240801.000 237670.314 1.30% 4.5 300s H 800 193 238443.00000 237670.314 0.32% 4.5 301s 801 194 238208.289 59 539 238443.000 237670.314 0.32% 4.5 316s 804 196 237864.854 27 376 238443.000 237670.314 0.32% 4.5 320s 805 197 237903.708 45 382 238443.000 237670.314 0.32% 4.5 325s 806 197 237903.708 45 487 238443.000 237758.607 0.29% 4.5 330s 808 199 237939.871 47 554 238443.000 237882.916 0.23% 4.4 335s H 811 191 238368.00000 237915.336 0.19% 8.9 341s 816 195 237927.956 28 339 238368.000 237927.956 0.18% 8.9 346s 820 197 238219.500 67 687 238368.000 237974.445 0.17% 8.8 351s 822 199 237992.950 32 698 238368.000 237992.950 0.16% 8.8 356s 824 200 238219.500 67 708 238368.000 238002.822 0.15% 8.8 361s 826 201 238015.712 45 748 238368.000 238015.712 0.15% 8.7 366s 828 203 238143.789 61 705 238368.000 238023.953 0.14% 8.7 372s 829 203 238197.380 67 789 238368.000 238028.633 0.14% 8.7 376s 833 207 238035.549 7 539 238368.000 238035.549 0.14% 15.1 391s 839 211 238208.289 59 719 238368.000 238038.934 0.14% 15.0 396s H 840 201 238350.00000 238047.808 0.13% 15.0 398s 842 202 238143.789 61 800 238350.000 238050.416 0.13% 14.9 401s 844 203 238057.017 45 775 238350.000 238057.017 0.12% 14.9 406s 847 205 238219.500 67 807 238350.000 238066.799 0.12% 14.9 411s 849 207 238079.241 45 810 238350.000 238079.241 0.11% 14.8 417s 850 207 238081.625 45 829 238350.000 238081.625 0.11% 14.8 420s 852 209 238084.216 21 820 238350.000 238084.216 0.11% 14.8 426s 854 210 238087.034 14 853 238350.000 238087.034 0.11% 14.7 430s 857 212 238090.083 4 897 238350.000 238090.083 0.11% 14.7 436s 861 215 238090.715 14 907 238350.000 238090.715 0.11% 14.6 441s 869 222 238157.976 40 709 238350.000 238091.310 0.11% 22.1 445s 987 277 238158.979 53 483 238350.000 238091.320 0.11% 25.2 450s 1366 465 238137.815 43 851 238350.000 238101.887 0.10% 29.2 455s 1747 688 238244.926 75 640 238350.000 238119.662 0.10% 31.1 460s 2158 985 238277.410 45 736 238350.000 238128.384 0.09% 32.1 465s 2481 1214 238236.606 54 617 238350.000 238131.131 0.09% 32.4 470s H 2758 1187 238309.00000 238131.639 0.07% 32.9 478s 2861 1234 238215.136 68 687 238309.000 238132.218 0.07% 33.2 480s 2904 1263 238153.848 43 683 238309.000 238132.676 0.07% 33.3 485s 2908 1266 238256.471 71 859 238309.000 238132.676 0.07% 33.2 491s H 2909 1202 238288.00000 238132.676 0.07% 33.2 494s 2910 1203 238146.725 52 894 238288.000 238132.676 0.07% 33.2 495s 2926 1216 238132.676 56 860 238288.000 238132.676 0.07% 34.7 500s 3235 1333 238215.276 83 742 238288.000 238132.676 0.07% 35.7 505s H 3395 1297 238284.00000 238136.204 0.06% 35.7 507s 3478 1305 238149.657 68 855 238284.000 238146.183 0.06% 36.0 510s 3808 1416 238157.130 56 898 238284.000 238151.468 0.06% 36.1 515s 4094 1465 cutoff 71 238284.000 238157.472 0.05% 36.8 520s 4421 1489 238254.537 66 721 238284.000 238162.262 0.05% 36.9 525s H 4502 1406 238278.00000 238163.116 0.05% 36.9 527s 4731 1435 cutoff 85 238278.000 238169.333 0.05% 36.8 530s 5063 1495 238210.718 72 735 238278.000 238172.598 0.04% 36.7 536s 5348 1529 238258.217 84 447 238278.000 238175.603 0.04% 36.7 540s H 5751 1396 238267.00000 238179.448 0.04% 36.6 546s 6024 1385 238191.340 52 885 238267.000 238182.433 0.04% 36.6 550s 6359 1456 238205.861 76 701 238267.000 238185.800 0.03% 36.8 555s 6573 1516 238201.840 58 839 238267.000 238188.043 0.03% 36.8 560s 6942 1650 238233.300 72 651 238267.000 238190.663 0.03% 36.8 565s 7395 1754 238255.908 80 807 238267.000 238194.466 0.03% 36.5 570s 7694 1817 238242.725 79 797 238267.000 238196.619 0.03% 36.5 575s 8103 1875 238252.947 85 799 238267.000 238199.687 0.03% 36.1 580s 8388 1924 238224.112 62 789 238267.000 238201.935 0.03% 36.1 585s 8827 2004 238261.678 78 468 238267.000 238204.529 0.03% 36.0 590s 9232 2029 238262.948 60 611 238267.000 238207.049 0.03% 35.6 595s 9623 2074 238230.179 72 705 238267.000 238208.955 0.02% 35.2 600s 9906 2078 cutoff 60 238267.000 238210.855 0.02% 35.1 605s 10332 2125 238259.858 81 538 238267.000 238212.850 0.02% 34.9 610s 10872 2141 cutoff 74 238267.000 238215.223 0.02% 34.5 615s 11363 2211 238265.290 80 583 238267.000 238216.727 0.02% 34.1 620s 11721 2202 238247.749 80 646 238267.000 238218.350 0.02% 34.0 625s 12206 2192 238229.167 60 756 238267.000 238221.130 0.02% 33.8 630s 12677 2201 238254.366 76 647 238267.000 238223.247 0.02% 33.6 635s 13059 2166 238230.193 74 722 238267.000 238225.323 0.02% 33.4 640s 13534 2100 238246.216 77 545 238267.000 238227.975 0.02% 33.2 645s 13882 2077 238256.467 64 552 238267.000 238229.495 0.02% 33.1 652s 14015 2033 238265.074 74 622 238267.000 238230.153 0.02% 33.1 655s 14453 1939 238264.695 78 603 238267.000 238232.225 0.01% 33.0 660s 14892 1832 238240.930 87 619 238267.000 238234.562 0.01% 33.0 665s 15350 1705 cutoff 56 238267.000 238237.019 0.01% 32.9 670s 15776 1595 238264.994 98 510 238267.000 238239.439 0.01% 32.9 675s 16239 1408 238260.299 82 594 238267.000 238242.451 0.01% 32.8 680s Cutting planes: Gomory: 103 MIR: 11 Zero half: 510 Mod-K: 1 Explored 16366 nodes (543389 simplex iterations) in 681.41 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.382670000000e+05, best bound 2.382440000000e+05, gap 0.0097% Optimize a model with 1361 rows, 586986 columns and 2682073 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 5s) ... Presolve time: 6.16s Presolved: 1361 rows, 586986 columns, 2682073 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 586986 integer (586986 binary) Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 0.0000000e+00 0s 1 1800 2.2354171e+06 2.8916547e+03 0s 2 3794 2.3698062e+05 1.4984135e+05 0s Sifting complete Root relaxation: objective 2.356886e+05, 5580 iterations, 0.52 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 235688.625 0 201 - 235688.625 - - 8s Another try with MIP start H 0 0 288905.00000 235688.625 18.4% - 15s 0 0 236212.958 0 328 288905.000 236212.958 18.2% - 16s 0 0 236448.542 0 303 288905.000 236448.542 18.2% - 19s 0 0 236650.393 0 322 288905.000 236650.393 18.1% - 21s 0 0 236800.430 0 388 288905.000 236800.430 18.0% - 23s 0 0 236993.921 0 371 288905.000 236993.921 18.0% - 25s 0 0 237128.470 0 408 288905.000 237128.470 17.9% - 27s 0 0 237207.824 0 398 288905.000 237207.824 17.9% - 29s 0 0 237287.882 0 410 288905.000 237287.882 17.9% - 32s 0 0 237373.832 0 486 288905.000 237373.832 17.8% - 35s 0 0 237432.635 0 508 288905.000 237432.635 17.8% - 37s 0 0 237495.399 0 419 288905.000 237495.399 17.8% - 40s 0 0 237534.671 0 512 288905.000 237534.671 17.8% - 42s 0 0 237582.296 0 604 288905.000 237582.296 17.8% - 45s 0 0 237632.540 0 542 288905.000 237632.540 17.7% - 48s 0 0 237662.562 0 445 288905.000 237662.562 17.7% - 50s 0 0 237691.764 0 498 288905.000 237691.764 17.7% - 53s 0 0 237720.102 0 558 288905.000 237720.102 17.7% - 56s 0 0 237756.195 0 556 288905.000 237756.195 17.7% - 61s 0 0 237783.778 0 614 288905.000 237783.778 17.7% - 65s 0 0 237817.408 0 680 288905.000 237817.408 17.7% - 73s 0 0 237838.479 0 556 288905.000 237838.479 17.7% - 77s 0 0 237880.740 0 641 288905.000 237880.740 17.7% - 80s 0 0 237907.966 0 728 288905.000 237907.966 17.7% - 83s 0 0 237907.966 0 727 288905.000 237907.966 17.7% - 90s H 0 0 259709.00000 237907.966 8.39% - 98s 0 2 237907.997 0 727 259709.000 237907.997 8.39% - 107s 17 19 237994.019 12 382 259709.000 237908.311 8.39% 11.6 110s 27 29 237981.146 19 147 259709.000 237908.311 8.39% 10.9 122s 47 49 238053.479 30 99 259709.000 237908.311 8.39% 11.1 125s 76 78 238115.833 47 43 259709.000 237908.311 8.39% 11.1 130s 115 117 238271.364 69 61 259709.000 237908.311 8.39% 9.7 135s 156 158 238531.500 94 30 259709.000 237908.311 8.39% 8.6 140s 192 194 238959.500 116 30 259709.000 237908.311 8.39% 8.1 145s 230 232 239426.000 138 32 259709.000 237908.311 8.39% 7.5 150s H 254 254 243477.00000 237908.311 2.29% 7.2 167s 273 275 240718.000 165 30 243477.000 237908.311 2.29% 7.0 170s 314 316 241085.750 190 57 243477.000 237908.311 2.29% 6.7 175s 359 361 241236.000 220 28 243477.000 237908.311 2.29% 6.5 180s 401 403 241403.500 245 28 243477.000 237908.311 2.29% 6.4 185s 442 444 241626.500 269 18 243477.000 237908.311 2.29% 6.3 190s 492 492 243232.000 297 20 243477.000 237908.311 2.29% 6.2 195s 531 512 238011.740 7 670 243477.000 237918.965 2.28% 6.4 200s 578 559 238145.815 35 219 243477.000 237918.965 2.28% 7.0 205s H 600 557 242610.00000 237918.965 1.93% 7.0 208s 601 558 241889.500 281 727 242610.000 237918.965 1.93% 7.0 252s 603 559 241183.500 214 197 242610.000 237918.965 1.93% 6.9 257s 604 560 241456.500 251 442 242610.000 237918.965 1.93% 6.9 266s 605 561 238208.733 56 445 242610.000 237918.965 1.93% 6.9 279s 606 561 238179.733 43 365 242610.000 237951.916 1.92% 6.9 292s 607 562 241456.500 251 581 242610.000 237986.828 1.91% 6.9 308s 608 563 241244.000 216 561 242610.000 238021.882 1.89% 6.9 361s 609 563 239354.500 135 572 242610.000 238037.283 1.88% 6.9 378s 610 564 241429.833 237 660 242610.000 238043.827 1.88% 6.9 396s 611 565 241183.500 214 632 242610.000 238048.064 1.88% 6.8 417s 612 565 241236.000 220 634 242610.000 238055.879 1.88% 6.8 434s 613 566 241244.000 216 590 242610.000 238062.091 1.87% 6.8 450s 614 567 241456.500 251 591 242610.000 238071.505 1.87% 6.8 465s 615 567 239531.500 138 645 242610.000 238081.399 1.87% 6.8 482s 616 568 239354.500 135 568 242610.000 238087.675 1.86% 6.8 497s 617 569 241244.000 216 607 242610.000 238094.581 1.86% 6.8 515s 618 569 241245.900 208 560 242610.000 238097.083 1.86% 6.8 527s 619 570 240719.500 166 586 242610.000 238101.811 1.86% 6.8 535s 620 571 239531.500 138 632 242610.000 238107.643 1.86% 6.7 548s 621 571 241245.900 208 615 242610.000 238118.135 1.85% 6.7 561s 622 572 241889.500 281 602 242610.000 238120.476 1.85% 6.7 572s 623 573 238124.416 30 489 242610.000 238124.416 1.85% 6.7 581s 624 573 238128.307 4 579 242610.000 238128.307 1.85% 6.7 592s 625 574 241244.000 216 561 242610.000 238130.014 1.85% 6.7 600s 626 575 241456.500 251 574 242610.000 238131.454 1.85% 6.7 612s 627 575 239531.500 138 588 242610.000 238135.748 1.84% 6.7 624s 628 576 240719.500 166 517 242610.000 238137.324 1.84% 6.7 633s 629 577 238138.049 4 572 242610.000 238138.049 1.84% 6.7 645s 630 577 238138.090 6 587 242610.000 238138.090 1.84% 6.6 654s 631 578 241438.500 231 589 242610.000 238138.251 1.84% 6.6 667s 632 579 241889.500 281 602 242610.000 238138.370 1.84% 6.6 676s 633 579 241245.900 208 634 242610.000 238138.435 1.84% 6.6 683s 634 580 241456.500 251 621 242610.000 238138.435 1.84% 6.6 693s H 636 552 240598.00000 238138.576 1.02% 14.5 753s 637 553 240598.000 251 727 240598.000 238138.576 1.02% 14.5 771s 640 555 238208.733 56 500 240598.000 238138.576 1.02% 14.4 785s 641 556 240598.000 251 534 240598.000 238138.576 1.02% 14.4 792s 642 556 240598.000 237 462 240598.000 238141.858 1.02% 14.3 798s 643 557 238149.921 6 523 240598.000 238149.921 1.02% 14.3 808s 644 558 240598.000 208 514 240598.000 238164.242 1.01% 14.3 823s 645 558 239354.500 135 527 240598.000 238167.119 1.01% 14.3 832s 646 559 240598.000 214 510 240598.000 238168.076 1.01% 14.3 840s 647 560 240598.000 251 484 240598.000 238170.288 1.01% 14.2 847s 648 560 238171.984 6 505 240598.000 238171.984 1.01% 14.2 854s 649 561 240598.000 251 506 240598.000 238174.338 1.01% 14.2 860s 650 562 238208.733 56 512 240598.000 238179.311 1.01% 14.2 866s 651 562 240598.000 220 497 240598.000 238181.968 1.00% 14.1 874s 652 563 238183.756 6 551 240598.000 238183.756 1.00% 14.1 884s 653 564 238845.833 105 524 240598.000 238184.748 1.00% 14.1 893s 654 564 240598.000 222 529 240598.000 238184.811 1.00% 14.1 900s 656 566 240598.000 216 520 240598.000 238186.115 1.00% 14.0 911s 657 566 238186.304 30 525 240598.000 238186.304 1.00% 14.0 916s 658 567 238186.312 4 527 240598.000 238186.312 1.00% 14.0 924s 659 568 238845.833 105 524 240598.000 238186.312 1.00% 14.0 929s 661 571 238192.310 20 550 240598.000 238186.376 1.00% 20.0 933s 666 574 238285.905 22 496 240598.000 238187.088 1.00% 20.1 935s 722 612 238249.954 50 332 240598.000 238193.199 1.00% 21.3 940s H 728 583 238343.00000 238193.199 0.06% 21.4 940s 885 625 238236.814 31 456 238343.000 238204.711 0.06% 23.1 945s 908 639 238322.775 40 573 238343.000 238207.541 0.06% 23.0 950s 914 643 238233.769 28 701 238343.000 238233.769 0.05% 22.8 956s 921 647 238241.529 39 738 238343.000 238241.529 0.04% 22.7 960s 1353 711 238333.452 63 229 238343.000 238276.903 0.03% 27.1 965s 1822 670 238333.812 72 350 238343.000 238296.080 0.02% 28.2 970s 2284 549 238339.285 63 407 238343.000 238308.624 0.01% 28.7 975s Cutting planes: Gomory: 100 Clique: 2 MIR: 8 Zero half: 346 Mod-K: 5 Explored 2740 nodes (85435 simplex iterations) in 979.52 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.383430000000e+05, best bound 2.383200000000e+05, gap 0.0096% Optimize a model with 1385 rows, 586986 columns and 2866346 nonzeros Presolve removed 0 rows and 0 columns (presolve time = 5s) ... Presolve time: 6.39s Presolved: 1385 rows, 586986 columns, 2866346 nonzeros MIP start did not produce a feasible solution Variable types: 0 continuous, 586986 integer (586986 binary) Starting sifting (using dual simplex for sub-problems)... Iter Pivots Primal Obj Dual Obj Time 0 0 infinity 0.0000000e+00 0s 1 1807 2.2354491e+06 2.8925365e+03 0s 2 3825 2.3701262e+05 1.5034189e+05 0s Sifting complete Root relaxation: objective 2.357206e+05, 5604 iterations, 0.53 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 235720.625 0 211 - 235720.625 - - 9s Another try with MIP start H 0 0 314142.00000 235720.625 25.0% - 12s 0 0 236246.458 0 326 314142.000 236246.458 24.8% - 14s 0 0 236470.542 0 341 314142.000 236470.542 24.7% - 17s 0 0 236693.789 0 290 314142.000 236693.789 24.7% - 19s 0 0 236826.746 0 404 314142.000 236826.746 24.6% - 21s 0 0 237013.350 0 416 314142.000 237013.350 24.6% - 23s 0 0 237131.167 0 427 314142.000 237131.167 24.5% - 25s 0 0 237209.090 0 374 314142.000 237209.090 24.5% - 28s 0 0 237312.619 0 470 314142.000 237312.619 24.5% - 31s 0 0 237372.504 0 485 314142.000 237372.504 24.4% - 34s 0 0 237454.608 0 473 314142.000 237454.608 24.4% - 36s 0 0 237497.151 0 425 314142.000 237497.151 24.4% - 39s 0 0 237536.929 0 499 314142.000 237536.929 24.4% - 42s 0 0 237605.749 0 480 314142.000 237605.749 24.4% - 45s 0 0 237656.486 0 477 314142.000 237656.486 24.3% - 48s 0 0 237677.994 0 540 314142.000 237677.994 24.3% - 51s 0 0 237736.074 0 505 314142.000 237736.074 24.3% - 54s 0 0 237782.765 0 581 314142.000 237782.765 24.3% - 58s 0 0 237812.351 0 667 314142.000 237812.351 24.3% - 61s 0 0 237846.900 0 605 314142.000 237846.900 24.3% - 65s 0 0 237863.881 0 633 314142.000 237863.881 24.3% - 70s 0 0 237863.881 0 622 314142.000 237863.881 24.3% - 79s H 0 0 266583.00000 237863.881 10.8% - 88s 0 2 237863.995 0 622 266583.000 237863.995 10.8% - 101s 14 16 237925.935 8 465 266583.000 237864.331 10.8% 12.9 105s 48 50 238087.794 30 313 266583.000 237864.331 10.8% 12.6 110s 75 77 238163.646 50 205 266583.000 237864.331 10.8% 11.0 123s 84 86 238196.667 57 192 266583.000 237864.331 10.8% 10.5 125s 120 122 238261.083 81 104 266583.000 237864.331 10.8% 9.8 130s 158 160 238397.833 102 29 266583.000 237864.331 10.8% 9.2 135s 195 197 238459.500 129 31 266583.000 237864.331 10.8% 8.6 140s 237 239 238738.000 157 33 266583.000 237864.331 10.8% 8.1 145s 274 276 239064.500 179 24 266583.000 237864.331 10.8% 8.0 150s 311 313 239267.500 200 22 266583.000 237864.331 10.8% 7.9 155s 351 353 239732.000 226 18 266583.000 237864.331 10.8% 7.5 160s 392 394 240086.500 249 18 266583.000 237864.331 10.8% 7.2 165s 436 438 240260.500 280 18 266583.000 237864.331 10.8% 7.1 170s 463 465 240309.000 297 18 266583.000 237864.331 10.8% 6.9 187s 480 482 240351.000 307 18 266583.000 237864.331 10.8% 6.9 190s 522 524 240704.000 332 22 266583.000 237864.331 10.8% 6.8 195s 562 564 240915.500 356 18 266583.000 237864.331 10.8% 6.7 200s 601 603 241020.000 378 18 266583.000 237864.331 10.8% 6.6 205s 644 646 241443.500 405 18 266583.000 237864.331 10.8% 6.4 210s 684 686 242108.000 427 18 266583.000 237864.331 10.8% 6.2 215s 723 725 242679.500 450 18 266583.000 237864.331 10.8% 6.1 220s 770 772 243934.000 479 18 266583.000 237864.331 10.8% 6.0 225s 814 816 245229.000 505 18 266583.000 237864.331 10.8% 5.9 230s 856 858 245665.000 529 14 266583.000 237864.331 10.8% 5.8 235s 893 895 245819.500 553 18 266583.000 237864.331 10.8% 5.8 240s 935 937 245892.750 579 25 266583.000 237864.331 10.8% 5.8 245s 973 975 246085.000 605 12 266583.000 237864.331 10.8% 5.7 250s H 993 993 252209.00000 237864.331 5.69% 5.7 253s 1001 1003 246202.000 628 14 252209.000 237864.331 5.69% 5.6 255s 1038 1040 246458.000 648 14 252209.000 237864.331 5.69% 5.6 260s 1073 1075 246787.500 667 12 252209.000 237864.331 5.69% 5.6 265s 1111 1113 246809.500 688 14 252209.000 237864.331 5.69% 5.7 287s 1129 1131 246880.000 698 12 252209.000 237864.331 5.69% 5.8 290s 1169 1171 247274.500 722 14 252209.000 237864.331 5.69% 5.7 295s 1215 1217 247259.000 750 16 252209.000 237864.331 5.69% 5.8 300s 1259 1261 247447.000 776 14 252209.000 237864.331 5.69% 5.8 305s 1307 1309 247805.000 807 12 252209.000 237864.331 5.69% 5.7 310s 1355 1357 248091.000 835 14 252209.000 237864.331 5.69% 5.7 315s 1398 1400 248440.000 861 12 252209.000 237864.331 5.69% 5.6 320s 1442 1444 248768.000 887 12 252209.000 237864.331 5.69% 5.7 325s 1488 1490 249265.500 912 12 252209.000 237864.331 5.69% 5.6 330s 1529 1531 249554.000 936 12 252209.000 237864.331 5.69% 5.6 335s 1579 1581 250501.000 965 12 252209.000 237864.331 5.69% 5.6 340s 1622 1624 251092.500 991 12 252209.000 237864.331 5.69% 5.6 345s 1665 1667 251444.500 1017 14 252209.000 237864.331 5.69% 5.6 350s 1708 1710 251806.000 1040 14 252209.000 237864.331 5.69% 5.5 355s 1765 1740 237865.966 1 626 252209.000 237865.966 5.69% 5.5 360s 1799 1774 238043.810 24 353 252209.000 237869.559 5.69% 5.6 365s H 1800 1614 250607.00000 237869.559 5.08% 5.6 366s 1801 1615 242073.000 423 622 250607.000 237869.559 5.08% 5.6 470s 1803 1616 238230.847 37 215 250607.000 237869.559 5.08% 5.6 484s 1804 1617 248396.833 859 426 250607.000 237869.559 5.08% 5.6 506s 1805 1618 246188.833 619 421 250607.000 237897.729 5.07% 5.6 533s 1806 1618 247276.000 754 481 250607.000 237958.764 5.05% 5.6 574s 1807 1619 247705.750 797 550 250607.000 237988.770 5.04% 5.6 616s 1808 1620 247256.900 745 522 250607.000 238020.347 5.02% 5.6 665s 1809 1620 242600.000 453 598 250607.000 238054.064 5.01% 5.6 706s 1810 1621 241069.500 379 437 250607.000 238068.041 5.00% 5.6 740s 1811 1622 242722.000 455 605 250607.000 238078.948 5.00% 5.6 790s 1812 1622 238093.550 6 633 250607.000 238093.550 4.99% 5.6 826s 1813 1623 242722.000 455 598 250607.000 238095.560 4.99% 5.6 915s 1814 1624 248799.500 874 638 250607.000 238096.387 4.99% 5.6 957s 1815 1624 238230.847 37 647 250607.000 238098.231 4.99% 5.6 990s 1816 1625 241231.500 387 659 250607.000 238098.332 4.99% 5.6 1029s 1817 1626 246188.833 619 658 250607.000 238098.756 4.99% 5.6 1069s 1818 1626 242789.500 455 667 250607.000 238105.168 4.99% 5.5 1096s 1819 1627 241231.500 387 639 250607.000 238107.213 4.99% 5.5 1122s 1820 1628 238110.498 6 609 250607.000 238110.498 4.99% 5.5 1154s 1821 1628 247256.900 745 655 250607.000 238110.920 4.99% 5.5 1183s 1822 1629 247276.000 754 641 250607.000 238112.330 4.99% 5.5 1211s 1823 1630 247705.750 797 652 250607.000 238114.145 4.99% 5.5 1243s 1824 1630 242722.000 455 694 250607.000 238115.031 4.98% 5.5 1272s Cutting planes: Gomory: 71 Cover: 1 MIR: 4 Zero half: 133 Mod-K: 21 Explored 1824 nodes (25363 simplex iterations) in 1293.90 seconds Thread count was 1 (of 16 available processors) Time limit reached Best objective 2.506070000000e+05, best bound 2.381160000000e+05, gap 4.9843% Gurobi 5.0.1 (linux64) logging started Mon Nov 26 18:08:35 2012