View Single Post
Old 2020-08-13, 08:41   #93
sivandahan7
 
Aug 2020

2 Posts
Default

Thanks,
Now it's working correctly,
Unfortunately, I'm getting "Segmentation fault" while I try to factor 512 bit number,
Please see the following log:
Code:
applying option threads=16
applying option aprcl_p=500
applying option aprcl_d=200
applying option ggnfs_dir=/home/user/Desktop/yafu/Math/ggnfs/bin/
applying option B1ecm=11000
applying option ecm_path=/usr/local/bin/ecm
applying option B1pm1=20000
applying option tune_info=Intel(R) Xeon(R) Gold 5122 CPU @ 3.60GHz,LINUX64,1.59078e-05,0.196092,0.299688,0.0999245,102.36,42
applying option tune_info=Intel(R) Core(TM) i7-8700T CPU @ 2.40GHz,LINUX64,7.5902e-05,0.182524,0.621489,0.0992485,108.201,2399.99


08/12/20 12:09:54 v1.35-beta @ user-virtual-machine, System/Build Info: 
Using GMP-ECM 7.0.5-dev, Powered by GMP 6.2.0
detected Intel(R) Core(TM) i7-8700T CPU @ 2.40GHz
detected L1 = 32768 bytes, L2 = 12582912 bytes, CL = 64 bytes
measured cpu frequency ~= 2399.983520
using 1 random witnesses for Rabin-Miller PRP checks

===============================================================
======= Welcome to YAFU (Yet Another Factoring Utility) =======
=======             bbuhrow@gmail.com                   =======
=======     Type help at any time, or quit to quit      =======
===============================================================
cached 664579 primes. pmax = 9999991


>>         
>> factor(7481941016577287348099705569618881449446613674024887958060868042015962068162606112448282331657456711392343427317702862486293906907971066705762469196914429)
fac: factoring 7481941016577287348099705569618881449446613674024887958060868042015962068162606112448282331657456711392343427317702862486293906907971066705762469196914429
fac: using pretesting plan: normal
fac: using tune info for qs/gnfs crossover
div: primes less than 10000
fmt: 1000000 iterations
rho: x^2 + 3, starting 1000 iterations on C154 
rho: x^2 + 2, starting 1000 iterations on C154 
rho: x^2 + 1, starting 1000 iterations on C154 
nfs: searching for brent special forms...
nfs: searching for homogeneous cunningham special forms...
nfs: searching for XYYXF special forms...
nfs: couldn't find special form
pm1: starting B1 = 150K, B2 = gmp-ecm default on C154
ecm: 30/30 curves on C154, B1=2k, B2=gmp-ecm default
ecm: 74/74 curves on C154, B1=11k, B2=gmp-ecm default
ecm: 214/214 curves on C154, B1=50k, B2=gmp-ecm default, ETA: 0 sec 
pm1: starting B1 = 3750K, B2 = gmp-ecm default on C154
ecm: 430/430 curves on C154, B1=250k, B2=gmp-ecm default, ETA: 0 sec  
pm1: starting B1 = 15M, B2 = gmp-ecm default on C154
ecm: 904/904 curves on C154, B1=1M, B2=gmp-ecm default, ETA: 0 sec   
ecm: 2350/2350 curves on C154, B1=3M, B2=gmp-ecm default, ETA: 0 sec    
ecm: 4480/4480 curves on C154, B1=11M, B2=gmp-ecm default, ETA: 0 sec    
ecm: 2453/2453 curves on C154, B1=43M, B2=gmp-ecm default, ETA: 0 sec    
nfs: commencing nfs on c154: 7481941016577287348099705569618881449446613674024887958060868042015962068162606112448282331657456711392343427317702862486293906907971066705762469196914429
nfs: searching for brent special forms...
nfs: searching for homogeneous cunningham special forms...
nfs: searching for XYYXF special forms...
nfs: couldn't find special form
nfs: commencing polynomial search over range: 8192 - 8442
nfs: commencing polynomial search over range: 8692 - 8942
nfs: commencing polynomial search over range: 8942 - 9192
nfs: commencing polynomial search over range: 8442 - 8692
nfs: commencing polynomial search over range: 9692 - 9942
nfs: commencing polynomial search over range: 9442 - 9692
nfs: commencing polynomial search over range: 10192 - 10442
nfs: commencing polynomial search over range: 9192 - 9442
nfs: commencing polynomial search over range: 10692 - 10942
nfs: commencing polynomial search over range: 11192 - 11442
nfs: commencing polynomial search over range: 11442 - 11692
nfs: commencing polynomial search over range: 11692 - 11942
nfs: commencing polynomial search over range: 11942 - 12192
nfs: commencing polynomial search over range: 9942 - 10192
nfs: commencing polynomial search over range: 10942 - 11192
nfs: commencing polynomial search over range: 10442 - 10692
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
deadline: 8640000 CPU-seconds per coefficient
coeff 11760 specialq 1 - 15246007 other 33328 - 79987
Segmentation fault (core dumped)
Thanks,
sivandahan7 is offline   Reply With Quote