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C156_785232_11509 postprocessing log

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Aug 15th, 2020
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  1. Fri Aug 14 19:41:17 2020 Msieve v. 1.54 (SVN 1025)
  2. Fri Aug 14 19:41:17 2020 random seeds: 2a2b7817 0bf9cd91
  3. Fri Aug 14 19:41:17 2020 factoring 319496606086743309631545395602210117889215150089528227658470498672668571796118321948434987584872895862581135651581060939900465105471143031608635730897348221 (156 digits)
  4. Fri Aug 14 19:41:17 2020 no P-1/P+1/ECM available, skipping
  5. Fri Aug 14 19:41:17 2020 commencing number field sieve (156-digit input)
  6. Fri Aug 14 19:41:17 2020 R0: -2261589168853626600341456961491
  7. Fri Aug 14 19:41:17 2020 R1: 273116522121612169
  8. Fri Aug 14 19:41:17 2020 A0: -943803228733181259752201082224012924400
  9. Fri Aug 14 19:41:17 2020 A1: 1047021487556237708871319049056404
  10. Fri Aug 14 19:41:17 2020 A2: -191775682511202982450246544
  11. Fri Aug 14 19:41:17 2020 A3: -20091114759255534271
  12. Fri Aug 14 19:41:17 2020 A4: 402733276206
  13. Fri Aug 14 19:41:17 2020 A5: 5400
  14. Fri Aug 14 19:41:17 2020 skew 18536275.65, size 4.295e-15, alpha -8.065, combined = 2.642e-12 rroots = 5
  15. Fri Aug 14 19:41:17 2020
  16. Fri Aug 14 19:41:17 2020 commencing relation filtering
  17. Fri Aug 14 19:41:17 2020 setting target matrix density to 100.0
  18. Fri Aug 14 19:41:17 2020 estimated available RAM is 15891.6 MB
  19. Fri Aug 14 19:41:17 2020 commencing duplicate removal, pass 1
  20. Fri Aug 14 19:47:48 2020 skipped 1 relations with b > 2^32
  21. Fri Aug 14 19:47:48 2020 skipped 94 relations with composite factors
  22. Fri Aug 14 19:47:48 2020 found 10907265 hash collisions in 53223625 relations
  23. Fri Aug 14 19:48:11 2020 commencing duplicate removal, pass 2
  24. Fri Aug 14 19:49:11 2020 found 10963647 duplicates and 42259978 unique relations
  25. Fri Aug 14 19:49:11 2020 memory use: 330.4 MB
  26. Fri Aug 14 19:49:11 2020 reading ideals above 720000
  27. Fri Aug 14 19:49:12 2020 commencing singleton removal, initial pass
  28. Fri Aug 14 19:55:00 2020 memory use: 1378.0 MB
  29. Fri Aug 14 19:55:00 2020 reading all ideals from disk
  30. Fri Aug 14 19:55:06 2020 memory use: 1507.5 MB
  31. Fri Aug 14 19:55:10 2020 keeping 44371988 ideals with weight <= 200, target excess is 228001
  32. Fri Aug 14 19:55:14 2020 commencing in-memory singleton removal
  33. Fri Aug 14 19:55:18 2020 begin with 42259978 relations and 44371988 unique ideals
  34. Fri Aug 14 19:55:58 2020 reduce to 20603349 relations and 19745759 ideals in 19 passes
  35. Fri Aug 14 19:55:58 2020 max relations containing the same ideal: 130
  36. Fri Aug 14 19:56:09 2020 removing 2489661 relations and 2193107 ideals in 296554 cliques
  37. Fri Aug 14 19:56:09 2020 commencing in-memory singleton removal
  38. Fri Aug 14 19:56:11 2020 begin with 18113688 relations and 19745759 unique ideals
  39. Fri Aug 14 19:56:27 2020 reduce to 17865082 relations and 17299275 ideals in 10 passes
  40. Fri Aug 14 19:56:27 2020 max relations containing the same ideal: 120
  41. Fri Aug 14 19:56:35 2020 removing 1872066 relations and 1575512 ideals in 296554 cliques
  42. Fri Aug 14 19:56:36 2020 commencing in-memory singleton removal
  43. Fri Aug 14 19:56:37 2020 begin with 15993016 relations and 17299275 unique ideals
  44. Fri Aug 14 19:56:49 2020 reduce to 15829772 relations and 15557707 ideals in 9 passes
  45. Fri Aug 14 19:56:49 2020 max relations containing the same ideal: 111
  46. Fri Aug 14 19:56:59 2020 relations with 0 large ideals: 753
  47. Fri Aug 14 19:56:59 2020 relations with 1 large ideals: 1908
  48. Fri Aug 14 19:56:59 2020 relations with 2 large ideals: 30115
  49. Fri Aug 14 19:56:59 2020 relations with 3 large ideals: 241268
  50. Fri Aug 14 19:56:59 2020 relations with 4 large ideals: 1048172
  51. Fri Aug 14 19:56:59 2020 relations with 5 large ideals: 2696351
  52. Fri Aug 14 19:56:59 2020 relations with 6 large ideals: 4253151
  53. Fri Aug 14 19:56:59 2020 relations with 7+ large ideals: 7558054
  54. Fri Aug 14 19:56:59 2020 commencing 2-way merge
  55. Fri Aug 14 19:57:10 2020 reduce to 9566061 relation sets and 9293996 unique ideals
  56. Fri Aug 14 19:57:10 2020 commencing full merge
  57. Fri Aug 14 20:00:13 2020 memory use: 1116.6 MB
  58. Fri Aug 14 20:00:14 2020 found 4370127 cycles, need 4358196
  59. Fri Aug 14 20:00:15 2020 weight of 4358196 cycles is about 435905499 (100.02/cycle)
  60. Fri Aug 14 20:00:15 2020 distribution of cycle lengths:
  61. Fri Aug 14 20:00:15 2020 1 relations: 413169
  62. Fri Aug 14 20:00:15 2020 2 relations: 401307
  63. Fri Aug 14 20:00:15 2020 3 relations: 405203
  64. Fri Aug 14 20:00:15 2020 4 relations: 380106
  65. Fri Aug 14 20:00:15 2020 5 relations: 357406
  66. Fri Aug 14 20:00:15 2020 6 relations: 318233
  67. Fri Aug 14 20:00:15 2020 7 relations: 290041
  68. Fri Aug 14 20:00:15 2020 8 relations: 255448
  69. Fri Aug 14 20:00:15 2020 9 relations: 223888
  70. Fri Aug 14 20:00:15 2020 10+ relations: 1313395
  71. Fri Aug 14 20:00:15 2020 heaviest cycle: 28 relations
  72. Fri Aug 14 20:00:16 2020 commencing cycle optimization
  73. Fri Aug 14 20:00:25 2020 start with 32751884 relations
  74. Fri Aug 14 20:01:25 2020 pruned 1061282 relations
  75. Fri Aug 14 20:01:25 2020 memory use: 976.9 MB
  76. Fri Aug 14 20:01:25 2020 distribution of cycle lengths:
  77. Fri Aug 14 20:01:25 2020 1 relations: 413169
  78. Fri Aug 14 20:01:25 2020 2 relations: 412122
  79. Fri Aug 14 20:01:25 2020 3 relations: 421582
  80. Fri Aug 14 20:01:25 2020 4 relations: 392534
  81. Fri Aug 14 20:01:25 2020 5 relations: 369321
  82. Fri Aug 14 20:01:25 2020 6 relations: 326275
  83. Fri Aug 14 20:01:25 2020 7 relations: 295893
  84. Fri Aug 14 20:01:25 2020 8 relations: 258489
  85. Fri Aug 14 20:01:25 2020 9 relations: 225728
  86. Fri Aug 14 20:01:25 2020 10+ relations: 1243083
  87. Fri Aug 14 20:01:25 2020 heaviest cycle: 28 relations
  88. Fri Aug 14 20:01:36 2020 RelProcTime: 1219
  89. Fri Aug 14 20:01:37 2020 elapsed time 00:20:20
  90.  
  91. Fri Aug 14 19:23:19 2020
  92. Fri Aug 14 19:23:19 2020
  93. Fri Aug 14 19:23:19 2020 Msieve v. 1.54 (SVN 1025)
  94. Fri Aug 14 19:23:19 2020 random seeds: 755b53b4 908f9908
  95. Fri Aug 14 19:23:19 2020 factoring 319496606086743309631545395602210117889215150089528227658470498672668571796118321948434987584872895862581135651581060939900465105471143031608635730897348221 (156 digits)
  96. Fri Aug 14 19:23:20 2020 no P-1/P+1/ECM available, skipping
  97. Fri Aug 14 19:23:20 2020 commencing number field sieve (156-digit input)
  98. Fri Aug 14 19:23:20 2020 R0: -2261589168853626600341456961491
  99. Fri Aug 14 19:23:20 2020 R1: 273116522121612169
  100. Fri Aug 14 19:23:20 2020 A0: -943803228733181259752201082224012924400
  101. Fri Aug 14 19:23:20 2020 A1: 1047021487556237708871319049056404
  102. Fri Aug 14 19:23:20 2020 A2: -191775682511202982450246544
  103. Fri Aug 14 19:23:20 2020 A3: -20091114759255534271
  104. Fri Aug 14 19:23:20 2020 A4: 402733276206
  105. Fri Aug 14 19:23:20 2020 A5: 5400
  106. Fri Aug 14 19:23:20 2020 skew 18536275.65, size 4.295e-15, alpha -8.065, combined = 2.642e-12 rroots = 5
  107. Fri Aug 14 19:23:20 2020
  108. Fri Aug 14 19:23:20 2020 commencing linear algebra
  109. Fri Aug 14 19:23:23 2020 read 4358196 cycles
  110. Fri Aug 14 19:23:30 2020 cycles contain 15508244 unique relations
  111. Fri Aug 14 19:25:15 2020 read 15508244 relations
  112. Fri Aug 14 19:25:33 2020 using 20 quadratic characters above 4294917295
  113. Fri Aug 14 19:26:36 2020 building initial matrix
  114. Fri Aug 14 19:28:47 2020 memory use: 2061.4 MB
  115. Fri Aug 14 19:28:49 2020 read 4358196 cycles
  116. Fri Aug 14 19:28:49 2020 matrix is 4358016 x 4358196 (1756.2 MB) with weight 541503414 (124.25/col)
  117. Fri Aug 14 19:28:49 2020 sparse part has weight 412450001 (94.64/col)
  118. Fri Aug 14 19:29:30 2020 filtering completed in 2 passes
  119. Fri Aug 14 19:29:30 2020 matrix is 4357238 x 4357418 (1756.2 MB) with weight 541464880 (124.26/col)
  120. Fri Aug 14 19:29:30 2020 sparse part has weight 412437231 (94.65/col)
  121. Fri Aug 14 19:30:20 2020 matrix starts at (0, 0)
  122. Fri Aug 14 19:30:20 2020 matrix is 4357238 x 4357418 (1756.2 MB) with weight 541464880 (124.26/col)
  123. Fri Aug 14 19:30:20 2020 sparse part has weight 412437231 (94.65/col)
  124. Fri Aug 14 19:30:20 2020 saving the first 48 matrix rows for later
  125. Fri Aug 14 19:30:21 2020 matrix includes 64 packed rows
  126. Fri Aug 14 19:30:21 2020 matrix is 4357190 x 4357418 (1709.2 MB) with weight 452580046 (103.86/col)
  127. Fri Aug 14 19:30:21 2020 sparse part has weight 404489556 (92.83/col)
  128. Fri Aug 14 19:30:21 2020 using block size 8192 and superblock size 589824 for processor cache size 6144 kB
  129. Fri Aug 14 19:30:33 2020 commencing Lanczos iteration (4 threads)
  130. Fri Aug 14 19:30:33 2020 memory use: 1604.2 MB
  131. Fri Aug 14 19:30:45 2020 linear algebra at 0.0%, ETA 9h35m
  132. Fri Aug 14 19:30:49 2020 checkpointing every 460000 dimensions
  133. Sat Aug 15 04:54:18 2020 lanczos halted after 68904 iterations (dim = 4357188)
  134. Sat Aug 15 04:54:22 2020 recovered 25 nontrivial dependencies
  135. Sat Aug 15 04:54:22 2020 BLanczosTime: 34262
  136. Sat Aug 15 04:54:22 2020
  137. Sat Aug 15 04:54:22 2020 commencing square root phase
  138. Sat Aug 15 04:54:22 2020 reading relations for dependency 1
  139. Sat Aug 15 04:54:22 2020 read 2177148 cycles
  140. Sat Aug 15 04:54:25 2020 cycles contain 7750378 unique relations
  141. Sat Aug 15 04:55:35 2020 read 7750378 relations
  142. Sat Aug 15 04:56:05 2020 multiplying 7750378 relations
  143. Sat Aug 15 05:02:36 2020 multiply complete, coefficients have about 387.28 million bits
  144. Sat Aug 15 05:02:39 2020 initial square root is modulo 8894381
  145. Sat Aug 15 05:10:45 2020 GCD is 1, no factor found
  146. Sat Aug 15 05:10:45 2020 reading relations for dependency 2
  147. Sat Aug 15 05:10:46 2020 read 2179623 cycles
  148. Sat Aug 15 05:10:49 2020 cycles contain 7757496 unique relations
  149. Sat Aug 15 05:11:58 2020 read 7757496 relations
  150. Sat Aug 15 05:12:27 2020 multiplying 7757496 relations
  151. Sat Aug 15 05:18:57 2020 multiply complete, coefficients have about 387.64 million bits
  152. Sat Aug 15 05:19:00 2020 initial square root is modulo 9028291
  153. Sat Aug 15 05:27:05 2020 sqrtTime: 1963
  154. Sat Aug 15 05:27:05 2020 p49 factor: 1509154188005406220353733079068850150688720391729
  155. Sat Aug 15 05:27:05 2020 p108 factor: 211705741286124159597138660113116807506973075128858793111400819879467540811827348872928098675951052176641549
  156. Sat Aug 15 05:27:05 2020 elapsed time 10:03:46
  157.  
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