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5_2_844m1 log

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Jul 15th, 2024
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  1. Sat Jul 13 20:11:20 2024
  2. Sat Jul 13 20:11:20 2024 Msieve v. 1.54 (SVN unknown)
  3. Sat Jul 13 20:11:20 2024 random seeds: 3768754e 116c44b3
  4. Sat Jul 13 20:11:20 2024 factoring 53550449600809681849569757059824000570165166015328320201509385666647252229196549298980139938311156965225229116778924259209525207228740245923012381487126502006039096706642366989486110398991001179565495343097973453761061897296058899724236506507299 (245 digits)
  5. Sat Jul 13 20:11:22 2024 no P-1/P+1/ECM available, skipping
  6. Sat Jul 13 20:11:22 2024 commencing number field sieve (245-digit input)
  7. Sat Jul 13 20:11:22 2024 R0: 2787593149816327892691964784081045188247552
  8. Sat Jul 13 20:11:22 2024 R1: -1
  9. Sat Jul 13 20:11:22 2024 A0: -4
  10. Sat Jul 13 20:11:22 2024 A1: 0
  11. Sat Jul 13 20:11:22 2024 A2: 0
  12. Sat Jul 13 20:11:22 2024 A3: 0
  13. Sat Jul 13 20:11:22 2024 A4: 0
  14. Sat Jul 13 20:11:22 2024 A5: 0
  15. Sat Jul 13 20:11:22 2024 A6: 5
  16. Sat Jul 13 20:11:22 2024 skew 1.24, size 1.177e-12, alpha 2.070, combined = 1.319e-13 rroots = 2
  17. Sat Jul 13 20:11:22 2024
  18. Sat Jul 13 20:11:22 2024 commencing linear algebra
  19. Sat Jul 13 20:11:22 2024 using VBITS=128
  20. Sat Jul 13 20:11:26 2024 read 15538906 cycles
  21. Sat Jul 13 20:12:12 2024 cycles contain 52383667 unique relations
  22. Sat Jul 13 20:22:24 2024 read 52383667 relations
  23. Sat Jul 13 20:24:13 2024 using 20 quadratic characters above 4294917295
  24. Sat Jul 13 20:29:55 2024 building initial matrix
  25. Sat Jul 13 20:45:07 2024 memory use: 6419.7 MB
  26. Sat Jul 13 20:45:21 2024 read 15538906 cycles
  27. Sat Jul 13 20:45:24 2024 matrix is 15538714 x 15538906 (5759.3 MB) with weight 1640701507 (105.59/col)
  28. Sat Jul 13 20:45:24 2024 sparse part has weight 1338835706 (86.16/col)
  29. Sat Jul 13 20:49:57 2024 filtering completed in 2 passes
  30. Sat Jul 13 20:50:01 2024 matrix is 15529126 x 15529313 (5758.4 MB) with weight 1640384183 (105.63/col)
  31. Sat Jul 13 20:50:01 2024 sparse part has weight 1338702534 (86.20/col)
  32. Sat Jul 13 20:51:21 2024 matrix starts at (0, 0)
  33. Sat Jul 13 20:51:24 2024 matrix is 15529126 x 15529313 (5758.4 MB) with weight 1640384183 (105.63/col)
  34. Sat Jul 13 20:51:24 2024 sparse part has weight 1338702534 (86.20/col)
  35. Sat Jul 13 20:51:24 2024 saving the first 112 matrix rows for later
  36. Sat Jul 13 20:51:28 2024 matrix includes 128 packed rows
  37. Sat Jul 13 20:51:34 2024 matrix is 15529014 x 15529313 (5378.0 MB) with weight 1289477890 (83.04/col)
  38. Sat Jul 13 20:51:34 2024 sparse part has weight 1223466209 (78.78/col)
  39. Sat Jul 13 20:51:35 2024 using GPU 0 (Tesla P100-PCIE-16GB)
  40. Sat Jul 13 20:51:35 2024 selected card has CUDA arch 6.0
  41. Sat Jul 13 20:54:48 2024 commencing Lanczos iteration
  42. Sat Jul 13 20:54:50 2024 memory use: 11348.5 MB
  43. Sat Jul 13 20:56:50 2024 linear algebra at 0.2%, ETA 16h55m
  44. Sat Jul 13 20:57:21 2024 checking every 10000 dimensions, checkpointing every 920000 dimensions
  45. Sun Jul 14 13:49:20 2024 lanczos halted after 122052 iterations (dim = 15529012)
  46. Sun Jul 14 13:50:06 2024 recovered 38 nontrivial dependencies
  47. Sun Jul 14 13:50:06 2024 BLanczosTime: 63524
  48. Sun Jul 14 13:50:06 2024
  49. Sun Jul 14 13:50:06 2024 commencing square root phase
  50. Sun Jul 14 13:50:06 2024 reading relations for dependency 1
  51. Sun Jul 14 13:50:12 2024 read 7766671 cycles
  52. Sun Jul 14 13:50:35 2024 cycles contain 26190374 unique relations
  53. Sun Jul 14 13:56:09 2024 read 26190374 relations
  54. Sun Jul 14 13:59:39 2024 multiplying 26190374 relations
  55. Sun Jul 14 14:38:42 2024 multiply complete, coefficients have about 731.07 million bits
  56. Sun Jul 14 14:38:47 2024 initial square root is modulo 3621043
  57. Sun Jul 14 15:14:09 2024 GCD is N, no factor found
  58. Sun Jul 14 15:14:09 2024 reading relations for dependency 2
  59. Sun Jul 14 15:14:15 2024 read 7764701 cycles
  60. Sun Jul 14 15:14:39 2024 cycles contain 26187220 unique relations
  61. Sun Jul 14 15:20:38 2024 read 26187220 relations
  62. Sun Jul 14 15:24:11 2024 multiplying 26187220 relations
  63. Sun Jul 14 16:03:09 2024 multiply complete, coefficients have about 730.98 million bits
  64. Sun Jul 14 16:03:14 2024 initial square root is modulo 3613807
  65. Sun Jul 14 16:38:40 2024 sqrtTime: 10114
  66. Sun Jul 14 16:38:40 2024 p58 factor: 9215314208326347204469609593692090802590540521561187275619
  67. Sun Jul 14 16:38:40 2024 p187 factor: 5811028076766502922655699960273545059615164849161939847689776123679156245433537358654635723576786176810835575880582039676942554785336260391641329465403275554024147458614483339667175494721
  68. Sun Jul 14 16:38:40 2024 elapsed time 20:27:20
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