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  1. Gurobi 9.1.2 (linux64, gurobi_cl) logging started Tue Jan 18 16:13:10 2022
  2.  
  3. Using license file /opt/gurobi/gurobi.lic
  4. Set parameter TokenServer to value XXXXXXXXXXXXX
  5. Set parameter LogFile to value gurobi.log
  6. Set parameter Threads to value 2
  7.  
  8. Gurobi Optimizer version 9.1.2 build v9.1.2rc0 (linux64)
  9. Copyright (c) 2021, Gurobi Optimization, LLC
  10.  
  11. Read MPS format model from file examples/data/glass4.mps
  12. Reading time = 0.00 seconds
  13. glass4: 396 rows, 322 columns, 1815 nonzeros
  14. Thread count: 48 physical cores, 96 logical processors, using up to 2 threads
  15. Optimize a model with 396 rows, 322 columns and 1815 nonzeros
  16. Model fingerprint: 0x0a9d9037
  17. Variable types: 20 continuous, 302 integer (0 binary)
  18. Coefficient statistics:
  19. Matrix range [1e+00, 8e+06]
  20. Objective range [1e+00, 1e+06]
  21. Bounds range [1e+00, 8e+02]
  22. RHS range [1e+00, 8e+06]
  23. Presolve removed 6 rows and 6 columns
  24. Presolve time: 0.01s
  25. Presolved: 390 rows, 316 columns, 1803 nonzeros
  26. Variable types: 19 continuous, 297 integer (297 binary)
  27. Found heuristic solution: objective 3.133356e+09
  28.  
  29. Root relaxation: objective 8.000024e+08, 72 iterations, 0.00 seconds
  30.  
  31. Nodes | Current Node | Objective Bounds | Work
  32. Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
  33.  
  34. 0 0 8.0000e+08 0 72 3.1334e+09 8.0000e+08 74.5% - 0s
  35. H 0 0 2.200019e+09 8.0000e+08 63.6% - 0s
  36. 0 0 8.0000e+08 0 72 2.2000e+09 8.0000e+08 63.6% - 0s
  37. 0 0 8.0000e+08 0 72 2.2000e+09 8.0000e+08 63.6% - 0s
  38. 0 0 8.0000e+08 0 79 2.2000e+09 8.0000e+08 63.6% - 0s
  39. 0 0 8.0000e+08 0 76 2.2000e+09 8.0000e+08 63.6% - 0s
  40. H 0 0 2.100018e+09 8.0000e+08 61.9% - 0s
  41. H 0 0 2.066685e+09 8.0000e+08 61.3% - 0s
  42. 0 2 8.0000e+08 0 76 2.0667e+09 8.0000e+08 61.3% - 0s
  43. H 29 76 2.000017e+09 8.0000e+08 60.0% 7.2 0s
  44. H 309 409 1.925017e+09 8.0000e+08 58.4% 4.0 0s
  45. H 937 777 1.900017e+09 8.0000e+08 57.9% 4.6 0s
  46. * 1262 922 107 1.900017e+09 8.0000e+08 57.9% 4.7 0s
  47. * 1292 935 110 1.900016e+09 8.0000e+08 57.9% 4.7 0s
  48. H 1519 974 1.900015e+09 8.0000e+08 57.9% 4.6 0s
  49. H 1545 946 1.875016e+09 8.0000e+08 57.3% 4.6 0s
  50. H 1820 1072 1.850015e+09 8.0000e+08 56.8% 4.3 0s
  51. H 1858 1023 1.800015e+09 8.0000e+08 55.6% 4.3 0s
  52. H 7255 4816 1.800015e+09 8.0000e+08 55.6% 3.6 1s
  53. H 8552 5476 1.800013e+09 8.0000e+08 55.6% 3.5 1s
  54. H 9646 5749 1.700013e+09 8.0000e+08 52.9% 3.5 1s
  55. H 9791 5740 1.700012e+09 8.0000e+08 52.9% 3.5 1s
  56. 15257 9095 1.1000e+09 70 110 1.7000e+09 8.2820e+08 51.3% 3.6 5s
  57. H16279 9084 1.675015e+09 9.0000e+08 46.3% 4.6 9s
  58. H16365 8668 1.666682e+09 9.0000e+08 46.0% 4.6 9s
  59. H17762 8513 1.550014e+09 9.0000e+08 41.9% 4.9 9s
  60. 20072 9560 1.0000e+09 97 45 1.5500e+09 9.0001e+08 41.9% 5.2 10s
  61. H20704 8961 1.550014e+09 9.0001e+08 41.9% 5.2 10s
  62. *29679 10757 111 1.550013e+09 9.0001e+08 41.9% 6.1 11s
  63. 44090 15564 infeasible 97 1.5500e+09 9.0001e+08 41.9% 6.9 15s
  64. 71221 26615 1.5000e+09 97 12 1.5500e+09 9.7501e+08 37.1% 7.0 20s
  65. 96146 38120 1.5000e+09 66 38 1.5500e+09 1.0000e+09 35.5% 7.4 25s
  66. 117714 47236 1.2000e+09 90 57 1.5500e+09 1.0000e+09 35.5% 7.7 30s
  67. 140168 55925 1.4000e+09 94 39 1.5500e+09 1.0000e+09 35.5% 7.8 35s
  68. 164876 65469 1.2000e+09 100 35 1.5500e+09 1.0000e+09 35.5% 7.7 40s
  69. 189420 73554 1.2000e+09 99 40 1.5500e+09 1.0000e+09 35.5% 7.6 45s
  70. 210562 79291 1.4667e+09 103 23 1.5500e+09 1.0500e+09 32.3% 7.7 50s
  71. 232418 86636 1.2000e+09 78 58 1.5500e+09 1.1000e+09 29.0% 7.7 55s
  72. 254328 94917 1.5000e+09 78 44 1.5500e+09 1.1000e+09 29.0% 7.7 60s
  73. 274507 103537 1.2000e+09 82 51 1.5500e+09 1.1000e+09 29.0% 7.8 65s
  74. 294703 111048 1.1000e+09 80 44 1.5500e+09 1.1000e+09 29.0% 7.8 70s
  75. *299320 106374 107 1.536862e+09 1.1000e+09 28.4% 7.8 71s
  76. *299324 106374 108 1.536862e+09 1.1000e+09 28.4% 7.8 71s
  77. H300968 58452 1.400038e+09 1.1000e+09 21.4% 7.8 71s
  78. H301035 40220 1.357920e+09 1.1000e+09 19.0% 7.8 71s
  79. *305436 18328 106 1.280022e+09 1.1000e+09 14.1% 7.8 72s
  80. *311904 8806 86 1.200013e+09 1.2000e+09 0.00% 7.7 73s
  81.  
  82. Cutting planes:
  83. Gomory: 6
  84. Implied bound: 6
  85. MIR: 34
  86. Flow cover: 26
  87. RLT: 5
  88. Relax-and-lift: 9
  89.  
  90. Explored 312233 nodes (2418570 simplex iterations) in 73.76 seconds
  91. Thread count was 2 (of 96 available processors)
  92.  
  93. Solution count 10: 1.20001e+09 1.28002e+09 1.35792e+09 ... 1.66668e+09
  94.  
  95. Optimal solution found (tolerance 1.00e-04)
  96. Best objective 1.200012600000e+09, best bound 1.200003800000e+09, gap 0.0007%
  97.  
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