Wed Oct 13 02:10:01 2021
Wed Oct 13 02:10:01 2021
Wed Oct 13 02:10:01 2021  Msieve v. 1.54 (SVN unknown)
Wed Oct 13 02:10:01 2021  random seeds: 50377b4f b27cad97
Wed Oct 13 02:10:01 2021  factoring 51187248480875632885122046173993596026025490924689810872203425153229595839071747113861405067219845895527291145193918285628090921039309692681390376122034826571319901877893191104322492759049812658866450271 (203 digits)
Wed Oct 13 02:10:02 2021  no P-1/P+1/ECM available, skipping
Wed Oct 13 02:10:02 2021  commencing number field sieve (203-digit input)
Wed Oct 13 02:10:02 2021  R0: 12288381826278378235712063697684697601746915312568569241
Wed Oct 13 02:10:02 2021  R1: -1
Wed Oct 13 02:10:02 2021  A0: 1
Wed Oct 13 02:10:02 2021  A1: 1
Wed Oct 13 02:10:02 2021  A2: 1
Wed Oct 13 02:10:02 2021  A3: 1
Wed Oct 13 02:10:02 2021  A4: 1
Wed Oct 13 02:10:02 2021  skew 1.00, size 1.885e-22, alpha 1.694, combined = 2.167e-13 rroots = 0
Wed Oct 13 02:10:02 2021
Wed Oct 13 02:10:02 2021  commencing relation filtering
Wed Oct 13 02:10:02 2021  setting target matrix density to 110.0
Wed Oct 13 02:10:02 2021  estimated available RAM is 515600.8 MB
Wed Oct 13 02:10:02 2021  commencing duplicate removal, pass 1
Wed Oct 13 02:20:30 2021  skipped 649 relations with b > 2^32
Wed Oct 13 02:20:30 2021  skipped 90 relations with composite factors
Wed Oct 13 02:20:30 2021  found 24408399 hash collisions in 118585483 relations
Wed Oct 13 02:20:38 2021  added 3657723 free relations
Wed Oct 13 02:20:38 2021  commencing duplicate removal, pass 2
Wed Oct 13 02:22:21 2021  found 25121840 duplicates and 97121366 unique relations
Wed Oct 13 02:22:21 2021  memory use: 660.8 MB
Wed Oct 13 02:22:21 2021  reading ideals above 720000
Wed Oct 13 02:22:21 2021  commencing singleton removal, initial pass
Wed Oct 13 02:31:09 2021  memory use: 2756.0 MB
Wed Oct 13 02:31:09 2021  reading all ideals from disk
Wed Oct 13 02:31:10 2021  memory use: 3767.6 MB
Wed Oct 13 02:31:13 2021  keeping 89401344 ideals with weight <= 200, target excess is 523972
Wed Oct 13 02:31:17 2021  commencing in-memory singleton removal
Wed Oct 13 02:31:20 2021  begin with 97121366 relations and 89401344 unique ideals
Wed Oct 13 02:31:47 2021  reduce to 64920245 relations and 54026050 ideals in 12 passes
Wed Oct 13 02:31:47 2021  max relations containing the same ideal: 162
Wed Oct 13 02:32:02 2021  removing 8665909 relations and 6665909 ideals in 2000000 cliques
Wed Oct 13 02:32:03 2021  commencing in-memory singleton removal
Wed Oct 13 02:32:05 2021  begin with 56254336 relations and 54026050 unique ideals
Wed Oct 13 02:32:19 2021  reduce to 55237332 relations and 46303106 ideals in 8 passes
Wed Oct 13 02:32:19 2021  max relations containing the same ideal: 146
Wed Oct 13 02:32:32 2021  removing 6991811 relations and 4991811 ideals in 2000000 cliques
Wed Oct 13 02:32:34 2021  commencing in-memory singleton removal
Wed Oct 13 02:32:35 2021  begin with 48245521 relations and 46303106 unique ideals
Wed Oct 13 02:32:46 2021  reduce to 47476473 relations and 40513960 ideals in 7 passes
Wed Oct 13 02:32:46 2021  max relations containing the same ideal: 130
Wed Oct 13 02:32:57 2021  removing 6583785 relations and 4583785 ideals in 2000000 cliques
Wed Oct 13 02:32:59 2021  commencing in-memory singleton removal
Wed Oct 13 02:33:00 2021  begin with 40892688 relations and 40513960 unique ideals
Wed Oct 13 02:33:10 2021  reduce to 40124227 relations and 35130788 ideals in 8 passes
Wed Oct 13 02:33:10 2021  max relations containing the same ideal: 118
Wed Oct 13 02:33:20 2021  removing 6440800 relations and 4440800 ideals in 2000000 cliques
Wed Oct 13 02:33:21 2021  commencing in-memory singleton removal
Wed Oct 13 02:33:22 2021  begin with 33683427 relations and 35130788 unique ideals
Wed Oct 13 02:33:30 2021  reduce to 32831874 relations and 29799130 ideals in 8 passes
Wed Oct 13 02:33:30 2021  max relations containing the same ideal: 104
Wed Oct 13 02:33:39 2021  removing 6429851 relations and 4429851 ideals in 2000000 cliques
Wed Oct 13 02:33:40 2021  commencing in-memory singleton removal
Wed Oct 13 02:33:41 2021  begin with 26402023 relations and 29799130 unique ideals
Wed Oct 13 02:33:48 2021  reduce to 25371076 relations and 24280548 ideals in 9 passes
Wed Oct 13 02:33:48 2021  max relations containing the same ideal: 86
Wed Oct 13 02:33:54 2021  removing 2202881 relations and 1720161 ideals in 482720 cliques
Wed Oct 13 02:33:55 2021  commencing in-memory singleton removal
Wed Oct 13 02:33:56 2021  begin with 23168195 relations and 24280548 unique ideals
Wed Oct 13 02:34:01 2021  reduce to 23019317 relations and 22408817 ideals in 7 passes
Wed Oct 13 02:34:01 2021  max relations containing the same ideal: 81
Wed Oct 13 02:34:09 2021  relations with 0 large ideals: 40310
Wed Oct 13 02:34:10 2021  relations with 1 large ideals: 5918
Wed Oct 13 02:34:10 2021  relations with 2 large ideals: 67686
Wed Oct 13 02:34:10 2021  relations with 3 large ideals: 472016
Wed Oct 13 02:34:10 2021  relations with 4 large ideals: 1872540
Wed Oct 13 02:34:10 2021  relations with 5 large ideals: 5193863
Wed Oct 13 02:34:10 2021  relations with 6 large ideals: 6029748
Wed Oct 13 02:34:10 2021  relations with 7+ large ideals: 9337236
Wed Oct 13 02:34:10 2021  commencing 2-way merge
Wed Oct 13 02:34:17 2021  reduce to 15133022 relation sets and 14522522 unique ideals
Wed Oct 13 02:34:17 2021  commencing full merge
Wed Oct 13 02:37:54 2021  memory use: 1853.7 MB
Wed Oct 13 02:37:55 2021  found 6814829 cycles, need 6794722
Wed Oct 13 02:37:57 2021  weight of 6794722 cycles is about 747778142 (110.05/cycle)
Wed Oct 13 02:37:57 2021  distribution of cycle lengths:
Wed Oct 13 02:37:57 2021  1 relations: 396134
Wed Oct 13 02:37:57 2021  2 relations: 457331
Wed Oct 13 02:37:57 2021  3 relations: 488084
Wed Oct 13 02:37:57 2021  4 relations: 494204
Wed Oct 13 02:37:57 2021  5 relations: 489660
Wed Oct 13 02:37:57 2021  6 relations: 480245
Wed Oct 13 02:37:57 2021  7 relations: 463182
Wed Oct 13 02:37:57 2021  8 relations: 438902
Wed Oct 13 02:37:57 2021  9 relations: 411358
Wed Oct 13 02:37:57 2021  10+ relations: 2675622
Wed Oct 13 02:37:57 2021  heaviest cycle: 28 relations
Wed Oct 13 02:37:58 2021  commencing cycle optimization
Wed Oct 13 02:38:06 2021  start with 59723212 relations
Wed Oct 13 02:39:32 2021  pruned 2764235 relations
Wed Oct 13 02:39:32 2021  memory use: 1561.8 MB
Wed Oct 13 02:39:33 2021  distribution of cycle lengths:
Wed Oct 13 02:39:33 2021  1 relations: 396134
Wed Oct 13 02:39:33 2021  2 relations: 466686
Wed Oct 13 02:39:33 2021  3 relations: 508093
Wed Oct 13 02:39:33 2021  4 relations: 515005
Wed Oct 13 02:39:33 2021  5 relations: 514994
Wed Oct 13 02:39:33 2021  6 relations: 502746
Wed Oct 13 02:39:33 2021  7 relations: 488026
Wed Oct 13 02:39:33 2021  8 relations: 459301
Wed Oct 13 02:39:33 2021  9 relations: 429841
Wed Oct 13 02:39:33 2021  10+ relations: 2513896
Wed Oct 13 02:39:33 2021  heaviest cycle: 28 relations
Wed Oct 13 02:39:38 2021  RelProcTime: 1776
Wed Oct 13 02:39:39 2021
Wed Oct 13 02:39:39 2021  commencing linear algebra
Wed Oct 13 02:39:39 2021  using VBITS=384
Wed Oct 13 02:39:39 2021  read 6794722 cycles
Wed Oct 13 02:39:48 2021  cycles contain 22636017 unique relations
Wed Oct 13 02:42:10 2021  read 22636017 relations
Wed Oct 13 02:42:36 2021  using 20 quadratic characters above 4294917295
Wed Oct 13 02:43:37 2021  building initial matrix
Wed Oct 13 02:46:13 2021  memory use: 2856.0 MB
Wed Oct 13 02:46:14 2021  read 6794722 cycles
Wed Oct 13 02:46:15 2021  matrix is 6794545 x 6794722 (2965.3 MB) with weight 849856847 (125.08/col)
Wed Oct 13 02:46:15 2021  sparse part has weight 702587651 (103.40/col)
Wed Oct 13 02:46:57 2021  filtering completed in 2 passes
Wed Oct 13 02:46:58 2021  matrix is 6794344 x 6794490 (2965.3 MB) with weight 849849664 (125.08/col)
Wed Oct 13 02:46:58 2021  sparse part has weight 702585349 (103.41/col)
Wed Oct 13 02:47:07 2021  matrix starts at (0, 0)
Wed Oct 13 02:47:08 2021  matrix is 6794344 x 6794490 (2965.3 MB) with weight 849849664 (125.08/col)
Wed Oct 13 02:47:08 2021  sparse part has weight 702585349 (103.41/col)
Wed Oct 13 02:47:08 2021  saving the first 368 matrix rows for later
Wed Oct 13 02:47:09 2021  matrix includes 384 packed rows
Wed Oct 13 02:47:12 2021  matrix is 6793976 x 6794490 (2758.8 MB) with weight 619959125 (91.24/col)
Wed Oct 13 02:47:12 2021  sparse part has weight 587312966 (86.44/col)
Wed Oct 13 02:47:12 2021  using GPU 1 (Tesla V100-PCIE-32GB)
Wed Oct 13 02:47:12 2021  selected card has CUDA arch 7.0
Wed Oct 13 02:47:34 2021  commencing Lanczos iteration
Wed Oct 13 02:47:34 2021  memory use: 7020.9 MB
Wed Oct 13 02:47:37 2021  linear algebra at 0.0%, ETA 1h38m
Wed Oct 13 02:47:39 2021  checkpointing every 3800000 dimensions
Wed Oct 13 03:54:41 2021
Wed Oct 13 03:54:41 2021
Wed Oct 13 03:54:41 2021  Msieve v. 1.54 (SVN unknown)
Wed Oct 13 03:54:41 2021  random seeds: 5b403633 07407083
Wed Oct 13 03:54:41 2021  factoring 51187248480875632885122046173993596026025490924689810872203425153229595839071747113861405067219845895527291145193918285628090921039309692681390376122034826571319901877893191104322492759049812658866450271 (203 digits)
Wed Oct 13 03:54:41 2021  no P-1/P+1/ECM available, skipping
Wed Oct 13 03:54:41 2021  commencing number field sieve (203-digit input)
Wed Oct 13 03:54:41 2021  R0: 12288381826278378235712063697684697601746915312568569241
Wed Oct 13 03:54:41 2021  R1: -1
Wed Oct 13 03:54:41 2021  A0: 1
Wed Oct 13 03:54:41 2021  A1: 1
Wed Oct 13 03:54:41 2021  A2: 1
Wed Oct 13 03:54:41 2021  A3: 1
Wed Oct 13 03:54:41 2021  A4: 1
Wed Oct 13 03:54:41 2021  skew 1.00, size 1.885e-22, alpha 1.694, combined = 2.167e-13 rroots = 0
Wed Oct 13 03:54:41 2021
Wed Oct 13 03:54:41 2021  commencing linear algebra
Wed Oct 13 03:54:41 2021  using VBITS=384
Wed Oct 13 03:54:45 2021  matrix starts at (0, 0)
Wed Oct 13 03:54:45 2021  matrix is 6794344 x 6794490 (2965.3 MB) with weight 849849664 (125.08/col)
Wed Oct 13 03:54:45 2021  sparse part has weight 702585349 (103.41/col)
Wed Oct 13 03:54:45 2021  saving the first 368 matrix rows for later
Wed Oct 13 03:54:47 2021  matrix includes 384 packed rows
Wed Oct 13 03:54:49 2021  matrix is 6793976 x 6794490 (2758.8 MB) with weight 619959125 (91.24/col)
Wed Oct 13 03:54:49 2021  sparse part has weight 587312966 (86.44/col)
Wed Oct 13 03:54:49 2021  using GPU 1 (Tesla V100-PCIE-32GB)
Wed Oct 13 03:54:49 2021  selected card has CUDA arch 7.0
Wed Oct 13 03:55:12 2021  commencing Lanczos iteration
Wed Oct 13 03:55:12 2021  memory use: 7020.9 MB
Wed Oct 13 03:55:15 2021  restarting at iteration 9916 (dim = 3800197)
Wed Oct 13 03:55:17 2021  linear algebra at 56.0%, ETA 0h43m
Wed Oct 13 03:55:18 2021  checkpointing every 4600000 dimensions
Wed Oct 13 04:39:31 2021  lanczos halted after 17729 iterations (dim = 6793973)
Wed Oct 13 04:40:02 2021  recovered 36 nontrivial dependencies
Wed Oct 13 04:40:02 2021  BLanczosTime: 2721
Wed Oct 13 04:40:02 2021
Wed Oct 13 04:40:02 2021  commencing square root phase
Wed Oct 13 04:40:02 2021  reading relations for dependency 1
Wed Oct 13 04:40:03 2021  read 3397028 cycles
Wed Oct 13 04:40:07 2021  cycles contain 11319624 unique relations
Wed Oct 13 04:41:57 2021  read 11319624 relations
Wed Oct 13 04:42:27 2021  multiplying 11319624 relations
Wed Oct 13 04:44:44 2021  multiply complete, coefficients have about 294.38 million bits
Wed Oct 13 04:44:44 2021  initial square root is modulo 191563
Wed Oct 13 04:47:45 2021  GCD is 1, no factor found
Wed Oct 13 04:47:45 2021  reading relations for dependency 2
Wed Oct 13 04:47:46 2021  read 3396651 cycles
Wed Oct 13 04:47:50 2021  cycles contain 11313656 unique relations
Wed Oct 13 04:49:37 2021  read 11313656 relations
Wed Oct 13 04:50:07 2021  multiplying 11313656 relations
Wed Oct 13 04:52:24 2021  multiply complete, coefficients have about 294.24 million bits
Wed Oct 13 04:52:24 2021  initial square root is modulo 190387
Wed Oct 13 04:55:25 2021  GCD is 1, no factor found
Wed Oct 13 04:55:25 2021  reading relations for dependency 3
Wed Oct 13 04:55:26 2021  read 3397984 cycles
Wed Oct 13 04:55:30 2021  cycles contain 11317530 unique relations
Wed Oct 13 04:57:17 2021  read 11317530 relations
Wed Oct 13 04:57:46 2021  multiplying 11317530 relations
Wed Oct 13 05:00:03 2021  multiply complete, coefficients have about 294.34 million bits
Wed Oct 13 05:00:04 2021  initial square root is modulo 191173
Wed Oct 13 05:03:05 2021  sqrtTime: 1383
Wed Oct 13 05:03:05 2021  p72 factor: 207567424355818059426809175520655577217225511719567489902959493913948681
Wed Oct 13 05:03:05 2021  p132 factor: 246605403712718315046862905918727511574505695169086365958771322619943164419525259863078648663484865665117559107656969463375560036391
Wed Oct 13 05:03:05 2021  elapsed time 01:08:24
