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C157_159978_11442 postprocessing log

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Jul 19th, 2022
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  1. at Jul 16 18:47:35 2022
  2. Sat Jul 16 18:47:35 2022
  3. Sat Jul 16 18:47:35 2022 Msieve v. 1.54 (SVN 1043M)
  4. Sat Jul 16 18:47:35 2022 random seeds: bd38c8ea 542e870d
  5. Sat Jul 16 18:47:35 2022 factoring 4246203155189797151316902749020136135390633551854793699358584088437921498771797288877429606692916514102194877718021669663336332024492504976258100490921311017 (157 digits)
  6. Sat Jul 16 18:47:36 2022 searching for 15-digit factors
  7. Sat Jul 16 18:47:37 2022 commencing number field sieve (157-digit input)
  8. Sat Jul 16 18:47:37 2022 R0: -2975549266171436755949605497280
  9. Sat Jul 16 18:47:37 2022 R1: 126472105259471719
  10. Sat Jul 16 18:47:37 2022 A0: -7288573126517166110086612069421937
  11. Sat Jul 16 18:47:37 2022 A1: 4792524319809036297925074179681
  12. Sat Jul 16 18:47:37 2022 A2: 17100921880035498026247305
  13. Sat Jul 16 18:47:37 2022 A3: -20305955462290985965
  14. Sat Jul 16 18:47:37 2022 A4: -1759838295208
  15. Sat Jul 16 18:47:37 2022 A5: 18204
  16. Sat Jul 16 18:47:37 2022 skew 2920681.17, size 2.946e-15, alpha -6.540, combined = 2.065e-12 rroots = 5
  17. Sat Jul 16 18:47:37 2022
  18. Sat Jul 16 18:47:37 2022 commencing relation filtering
  19. Sat Jul 16 18:47:37 2022 setting target matrix density to 116.0
  20. Sat Jul 16 18:47:37 2022 estimated available RAM is 63624.2 MB
  21. Sat Jul 16 18:47:37 2022 commencing duplicate removal, pass 1
  22. Sat Jul 16 18:50:58 2022 error -15 reading relation 17638480
  23. Sat Jul 16 18:56:44 2022 found 1716777 hash collisions in 44125595 relations
  24. Sat Jul 16 18:57:30 2022 commencing duplicate removal, pass 2
  25. Sat Jul 16 18:57:46 2022 found 0 duplicates and 44125595 unique relations
  26. Sat Jul 16 18:57:46 2022 memory use: 130.6 MB
  27. Sat Jul 16 18:57:46 2022 reading ideals above 720000
  28. Sat Jul 16 18:57:46 2022 commencing singleton removal, initial pass
  29. Sat Jul 16 19:05:55 2022 memory use: 1378.0 MB
  30. Sat Jul 16 19:05:55 2022 reading all ideals from disk
  31. Sat Jul 16 19:05:56 2022 memory use: 1596.9 MB
  32. Sat Jul 16 19:06:01 2022 keeping 45236315 ideals with weight <= 200, target excess is 239941
  33. Sat Jul 16 19:06:08 2022 commencing in-memory singleton removal
  34. Sat Jul 16 19:06:12 2022 begin with 44125595 relations and 45236315 unique ideals
  35. Sat Jul 16 19:07:11 2022 reduce to 23505477 relations and 21996278 ideals in 17 passes
  36. Sat Jul 16 19:07:11 2022 max relations containing the same ideal: 136
  37. Sat Jul 16 19:07:23 2022 removing 2867484 relations and 2467484 ideals in 400000 cliques
  38. Sat Jul 16 19:07:24 2022 commencing in-memory singleton removal
  39. Sat Jul 16 19:07:26 2022 begin with 20637993 relations and 21996278 unique ideals
  40. Sat Jul 16 19:07:53 2022 reduce to 20367627 relations and 19252466 ideals in 8 passes
  41. Sat Jul 16 19:07:53 2022 max relations containing the same ideal: 130
  42. Sat Jul 16 19:08:08 2022 removing 2165563 relations and 1765563 ideals in 400000 cliques
  43. Sat Jul 16 19:08:10 2022 commencing in-memory singleton removal
  44. Sat Jul 16 19:08:12 2022 begin with 18202064 relations and 19252466 unique ideals
  45. Sat Jul 16 19:08:42 2022 reduce to 18024470 relations and 17305845 ideals in 8 passes
  46. Sat Jul 16 19:08:42 2022 max relations containing the same ideal: 116
  47. Sat Jul 16 19:08:55 2022 removing 1947511 relations and 1547511 ideals in 400000 cliques
  48. Sat Jul 16 19:08:57 2022 commencing in-memory singleton removal
  49. Sat Jul 16 19:08:58 2022 begin with 16076959 relations and 17305845 unique ideals
  50. Sat Jul 16 19:09:21 2022 reduce to 15915437 relations and 15593448 ideals in 9 passes
  51. Sat Jul 16 19:09:21 2022 max relations containing the same ideal: 110
  52. Sat Jul 16 19:09:31 2022 removing 307291 relations and 263634 ideals in 43657 cliques
  53. Sat Jul 16 19:09:31 2022 commencing in-memory singleton removal
  54. Sat Jul 16 19:09:33 2022 begin with 15608146 relations and 15593448 unique ideals
  55. Sat Jul 16 19:09:45 2022 reduce to 15604350 relations and 15326012 ideals in 5 passes
  56. Sat Jul 16 19:09:45 2022 max relations containing the same ideal: 109
  57. Sat Jul 16 19:09:49 2022 relations with 0 large ideals: 783
  58. Sat Jul 16 19:09:49 2022 relations with 1 large ideals: 1912
  59. Sat Jul 16 19:09:49 2022 relations with 2 large ideals: 29070
  60. Sat Jul 16 19:09:49 2022 relations with 3 large ideals: 231460
  61. Sat Jul 16 19:09:49 2022 relations with 4 large ideals: 1001129
  62. Sat Jul 16 19:09:49 2022 relations with 5 large ideals: 2570045
  63. Sat Jul 16 19:09:49 2022 relations with 6 large ideals: 4108454
  64. Sat Jul 16 19:09:49 2022 relations with 7+ large ideals: 7661497
  65. Sat Jul 16 19:09:49 2022 commencing 2-way merge
  66. Sat Jul 16 19:10:04 2022 reduce to 9880332 relation sets and 9601994 unique ideals
  67. Sat Jul 16 19:10:04 2022 commencing full merge
  68. Sat Jul 16 19:15:17 2022 memory use: 1210.3 MB
  69. Sat Jul 16 19:15:18 2022 found 4414714 cycles, need 4410194
  70. Sat Jul 16 19:15:20 2022 weight of 4410194 cycles is about 512105355 (116.12/cycle)
  71. Sat Jul 16 19:15:20 2022 distribution of cycle lengths:
  72. Sat Jul 16 19:15:20 2022 1 relations: 245912
  73. Sat Jul 16 19:15:20 2022 2 relations: 327446
  74. Sat Jul 16 19:15:20 2022 3 relations: 361594
  75. Sat Jul 16 19:15:20 2022 4 relations: 354020
  76. Sat Jul 16 19:15:20 2022 5 relations: 344723
  77. Sat Jul 16 19:15:20 2022 6 relations: 321139
  78. Sat Jul 16 19:15:20 2022 7 relations: 300022
  79. Sat Jul 16 19:15:20 2022 8 relations: 275620
  80. Sat Jul 16 19:15:20 2022 9 relations: 253268
  81. Sat Jul 16 19:15:20 2022 10+ relations: 1626450
  82. Sat Jul 16 19:15:20 2022 heaviest cycle: 28 relations
  83. Sat Jul 16 19:15:21 2022 commencing cycle optimization
  84. Sat Jul 16 19:15:34 2022 start with 37648429 relations
  85. Sat Jul 16 19:17:19 2022 pruned 1539314 relations
  86. Sat Jul 16 19:17:19 2022 memory use: 1031.5 MB
  87. Sat Jul 16 19:17:19 2022 distribution of cycle lengths:
  88. Sat Jul 16 19:17:19 2022 1 relations: 245912
  89. Sat Jul 16 19:17:19 2022 2 relations: 336916
  90. Sat Jul 16 19:17:19 2022 3 relations: 378670
  91. Sat Jul 16 19:17:19 2022 4 relations: 367917
  92. Sat Jul 16 19:17:19 2022 5 relations: 360436
  93. Sat Jul 16 19:17:19 2022 6 relations: 333512
  94. Sat Jul 16 19:17:19 2022 7 relations: 310950
  95. Sat Jul 16 19:17:19 2022 8 relations: 283244
  96. Sat Jul 16 19:17:19 2022 9 relations: 259162
  97. Sat Jul 16 19:17:19 2022 10+ relations: 1533475
  98. Sat Jul 16 19:17:19 2022 heaviest cycle: 28 relations
  99. Sat Jul 16 19:17:30 2022 RelProcTime: 1793
  100. Sat Jul 16 19:17:30 2022 elapsed time 00:29:55
  101. Sat Jul 16 21:19:24 2022
  102. Sat Jul 16 21:19:24 2022
  103. Sat Jul 16 21:19:24 2022 Msieve v. 1.54 (SVN unknown)
  104. Sat Jul 16 21:19:24 2022 random seeds: 4614b340 65636c28
  105. Sat Jul 16 21:19:24 2022 factoring 4246203155189797151316902749020136135390633551854793699358584088437921498771797288877429606692916514102194877718021669663336332024492504976258100490921311017 (157 digits)
  106. Sat Jul 16 21:19:24 2022 no P-1/P+1/ECM available, skipping
  107. Sat Jul 16 21:19:24 2022 commencing number field sieve (157-digit input)
  108. Sat Jul 16 21:19:24 2022 R0: -2975549266171436755949605497280
  109. Sat Jul 16 21:19:24 2022 R1: 126472105259471719
  110. Sat Jul 16 21:19:24 2022 A0: -7288573126517166110086612069421937
  111. Sat Jul 16 21:19:24 2022 A1: 4792524319809036297925074179681
  112. Sat Jul 16 21:19:24 2022 A2: 17100921880035498026247305
  113. Sat Jul 16 21:19:24 2022 A3: -20305955462290985965
  114. Sat Jul 16 21:19:24 2022 A4: -1759838295208
  115. Sat Jul 16 21:19:24 2022 A5: 18204
  116. Sat Jul 16 21:19:24 2022 skew 2920681.17, size 2.946e-15, alpha -6.540, combined = 2.065e-12 rroots = 5
  117. Sat Jul 16 21:19:24 2022
  118. Sat Jul 16 21:19:24 2022 commencing linear algebra
  119. Sat Jul 16 21:19:24 2022 using VBITS=128
  120. Sat Jul 16 21:19:24 2022 skipping matrix build
  121. Sat Jul 16 21:19:26 2022 matrix starts at (0, 0)
  122. Sat Jul 16 21:19:26 2022 matrix is 4409953 x 4410130 (2008.1 MB) with weight 609943851 (138.31/col)
  123. Sat Jul 16 21:19:26 2022 sparse part has weight 477889139 (108.36/col)
  124. Sat Jul 16 21:19:26 2022 saving the first 112 matrix rows for later
  125. Sat Jul 16 21:19:28 2022 matrix includes 128 packed rows
  126. Sat Jul 16 21:19:29 2022 matrix is 4409841 x 4410130 (1852.1 MB) with weight 467629192 (106.04/col)
  127. Sat Jul 16 21:19:29 2022 sparse part has weight 432600149 (98.09/col)
  128. Sat Jul 16 21:19:29 2022 using GPU 0 (Tesla P100-PCIE-16GB)
  129. Sat Jul 16 21:19:29 2022 selected card has CUDA arch 6.0
  130. Sat Jul 16 21:20:08 2022 commencing Lanczos iteration
  131. Sat Jul 16 21:20:08 2022 memory use: 3872.5 MB
  132. Sat Jul 16 21:20:10 2022 linear algebra at 0.0%, ETA 1h36m
  133. Sat Jul 16 21:20:11 2022 checkpointing every 2450000 dimensions
  134. Sat Jul 16 22:55:39 2022 lanczos halted after 34660 iterations (dim = 4409839)
  135. Sat Jul 16 22:55:49 2022 recovered 28 nontrivial dependencies
  136. Sat Jul 16 22:55:49 2022 BLanczosTime: 5785
  137. Sat Jul 16 22:55:49 2022 elapsed time 01:36:25
  138. Sat Jul 16 22:57:15 2022
  139. Sat Jul 16 22:57:15 2022
  140. Sat Jul 16 22:57:15 2022 Msieve v. 1.54 (SVN 1043M)
  141. Sat Jul 16 22:57:15 2022 random seeds: 591dbc7a 53fa6c73
  142. Sat Jul 16 22:57:15 2022 factoring 4246203155189797151316902749020136135390633551854793699358584088437921498771797288877429606692916514102194877718021669663336332024492504976258100490921311017 (157 digits)
  143. Sat Jul 16 22:57:16 2022 searching for 15-digit factors
  144. Sat Jul 16 22:57:16 2022 commencing number field sieve (157-digit input)
  145. Sat Jul 16 22:57:16 2022 R0: -2975549266171436755949605497280
  146. Sat Jul 16 22:57:16 2022 R1: 126472105259471719
  147. Sat Jul 16 22:57:16 2022 A0: -7288573126517166110086612069421937
  148. Sat Jul 16 22:57:16 2022 A1: 4792524319809036297925074179681
  149. Sat Jul 16 22:57:16 2022 A2: 17100921880035498026247305
  150. Sat Jul 16 22:57:16 2022 A3: -20305955462290985965
  151. Sat Jul 16 22:57:16 2022 A4: -1759838295208
  152. Sat Jul 16 22:57:16 2022 A5: 18204
  153. Sat Jul 16 22:57:16 2022 skew 2920681.17, size 2.946e-15, alpha -6.540, combined = 2.065e-12 rroots = 5
  154. Sat Jul 16 22:57:16 2022
  155. Sat Jul 16 22:57:16 2022 commencing square root phase
  156. Sat Jul 16 22:57:16 2022 reading relations for dependency 1
  157. Sat Jul 16 22:57:17 2022 read 2203353 cycles
  158. Sat Jul 16 22:57:23 2022 cycles contain 7708102 unique relations
  159. Sat Jul 16 22:58:23 2022 read 7708102 relations
  160. Sat Jul 16 22:59:13 2022 multiplying 7708102 relations
  161. Sat Jul 16 23:10:01 2022 multiply complete, coefficients have about 409.80 million bits
  162. Sat Jul 16 23:10:04 2022 initial square root is modulo 22545841
  163. Sat Jul 16 23:23:10 2022 GCD is N, no factor found
  164. Sat Jul 16 23:23:10 2022 reading relations for dependency 2
  165. Sat Jul 16 23:23:11 2022 read 2203304 cycles
  166. Sat Jul 16 23:23:17 2022 cycles contain 7707718 unique relations
  167. Sat Jul 16 23:24:11 2022 read 7707718 relations
  168. Sat Jul 16 23:25:02 2022 multiplying 7707718 relations
  169. Sat Jul 16 23:35:52 2022 multiply complete, coefficients have about 409.78 million bits
  170. Sat Jul 16 23:35:55 2022 initial square root is modulo 22530163
  171. Sat Jul 16 23:49:08 2022 sqrtTime: 3112
  172. Sat Jul 16 23:49:08 2022 p64 factor: 6439175694909456184227097724083653949843991797772702255169849221
  173. Sat Jul 16 23:49:08 2022 p93 factor: 659432721884987284261682277411797790291579478792226541432175856699348693732956422584559701077
  174. Sat Jul 16 23:49:08 2022 elapsed time 00:51:53
  175.  
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