[Cado-nfs-discuss] [error] failing at lattice sieving (condition r0 != std::numeric_limits<double>::lowest() failed in expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp)

canny georgina cannysiska at gmail.com
Fri Jul 27 16:28:35 CEST 2018


Hi all, sorry for bothering almost everyday. But, i’ve encountered same
error (for c120, previously it’s found on c130) and here is what I do:


chun at chun-XPS-8300:~/Desktop/cado-nfs$ ./cado-nfs.py
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479
tasks.sieve.allow_largesq=true
tasks.polyselect.import=/home/chun/Desktop/c120\(46\)\ -\ Copy\
\[winner\].poly tasks.sieve.I=13

Info:root: Using default parameter file ./parameters/factor/params.c120

Info:root: No database exists yet

Info:root: Created temporary directory /tmp/cado.5fotd2f0

Info:Database: Opened connection to database /tmp/cado.5fotd2f0/c120.db

Info:root: Set tasks.threads=8 based on detected logical cpus

Info:root: tasks.polyselect.threads = 2

Info:root: tasks.sieve.las.threads = 2

Info:root: slaves.scriptpath is /home/chun/Desktop/cado-nfs

Info:root: Command line parameters: ./cado-nfs.py
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479
tasks.sieve.allow_largesq=true
'tasks.polyselect.import=/home/chun/Desktop/c120(46) - Copy [winner].poly'
tasks.sieve.I=13

Info:root: If this computation gets interrupted, it can be resumed with
./cado-nfs.py /tmp/cado.5fotd2f0/c120.parameters_snapshot.0

Info:Server Launcher: Adding chun-XPS-8300 to whitelist to allow clients on
localhost to connect

Info:HTTP server: Using non-threaded HTTPS server

Info:HTTP server: Using whitelist: localhost,chun-XPS-8300

Info:Complete Factorization: Factoring
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479

Info:HTTP server: serving at https://chun-XPS-8300:37305 (0.0.0.0)

Info:HTTP server: For debugging purposes, the URL above can be accessed if
the server.only_registered=False parameter is added

Info:HTTP server: You can start additional cado-nfs-client.py scripts with
parameters: --server=https://chun-XPS-8300:37305
--certsha1=ff2c9cb35614f5922b5e4de17bea8fdb887261f4

Info:HTTP server: If you want to start additional clients, remember to add
their hosts to server.whitelist

Info:Client Launcher: Starting client id localhost on host localhost

Info:Client Launcher: Starting client id localhost+2 on host localhost

Info:Client Launcher: Starting client id localhost+3 on host localhost

Info:Client Launcher: Starting client id localhost+4 on host localhost

Info:Client Launcher: Running clients: localhost+4 (Host localhost, PID
23166), localhost+3 (Host localhost, PID 23163), localhost+2 (Host
localhost, PID 23160), localhost (Host localhost, PID 23157)

Info:Polynomial Selection (size optimized): Skipping this phase, as we will
import the final polynomial

Warning:Polynomial Selection (size optimized): some stats could not be
displayed for polyselect1 (see log file for debug info)

Info:Polynomial Selection (root optimized): Starting

Info:Polynomial Selection (root optimized): Importing file
/home/chun/Desktop/c120(46) - Copy [winner].poly

Info:Polynomial Selection (root optimized): New best polynomial from file
/home/chun/Desktop/c120(46) - Copy [winner].poly: Murphy E = 9.52e-17

Info:Polynomial Selection (root optimized): Best polynomial previously
found in /home/chun/Desktop/c120(46) - Copy [winner].poly has Murphy_E =
9.52e-17

Info:Polynomial Selection (root optimized): Imported polynomial, skipping
this phase

Warning:Polynomial Selection (root optimized): some stats could not be
displayed for polyselect2 (see log file for debug info)

Info:Generate Factor Base: Starting

Info:Generate Factor Base: Finished

Info:Generate Factor Base: Total cpu/real time for makefb: 7.1/4.26268

Info:Generate Free Relations: Starting

Info:Generate Free Relations: Found 210970 free relations

Info:Generate Free Relations: Finished

Info:Generate Free Relations: Total cpu/real time for freerel:
167.61/42.5397

Info:Lattice Sieving: Starting

Info:Lattice Sieving: We want 11474681 relation(s)

Info:Lattice Sieving: Adding workunit c120_sieving_1000000-1010000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1010000-1020000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1020000-1030000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1030000-1040000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1040000-1050000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1050000-1060000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1060000-1070000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1070000-1080000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1080000-1090000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1090000-1100000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1000000-1010000
to client localhost

Info:Lattice Sieving: Adding workunit c120_sieving_1100000-1110000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1010000-1020000
to client localhost+2

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1020000-1030000
to client localhost+3

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1030000-1040000
to client localhost+4

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1040000-1050000
to client localhost+3

Info:Lattice Sieving: Adding workunit c120_sieving_1110000-1120000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1120000-1130000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1130000-1140000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1140000-1150000 to
database


I encounter this kind of error:


Error:Lattice Sieving: Program run on localhost+3 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.5fotd2f0/c120.upload/c120_sieving_1020000-1030000.qodpk06r.stderr0):

b'code BUG() : condition r1 != std::numeric_limits<double>::max() failed in
expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:72 --
Abort\n*** Error: caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.5fotd2f0/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7ff350b1b4b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7ff350b1b428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7ff350b1d02a]\n/tmp/cado.5fotd2f0/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.5fotd2f0/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.5fotd2f0/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.5fotd2f0/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.5fotd2f0/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.5fotd2f0/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7ff350b06830]\n/tmp/cado.5fotd2f0/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'

Info:Lattice Sieving: Resubmitting workunit c120_sieving_1020000-1030000 as
c120_sieving_1020000-1030000#2

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1050000-1060000
to client localhost+4

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1060000-1070000
to client localhost+2

Info:Lattice Sieving: Adding workunit c120_sieving_1150000-1160000 to
database


And this one too:

Error:Lattice Sieving: Program run on localhost+2 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.5fotd2f0/c120.upload/c120_sieving_1010000-1020000.qocjkv3_.stderr0):

b'# redoing q=1010003, rho=149045 because buckets are full\n# Fullest
level-1s bucket #57, wrote 6640/6496\n# Maybe you have too many threads
compared to the size of the factor bases.\n# Please try less threads, or a
larger -bkmult parameter (at some cost!).\n# The code will now try to adapt
by allocating more memory for buckets.\ncode BUG() : condition r0 !=
std::numeric_limits<double>::lowest() failed in expand_at_root at
/home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:71 -- Abort\n*** Error:
caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.5fotd2f0/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7f4b61c754b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7f4b61c75428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7f4b61c7702a]\n/tmp/cado.5fotd2f0/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.5fotd2f0/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.5fotd2f0/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.5fotd2f0/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.5fotd2f0/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.5fotd2f0/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7f4b61c60830]\n/tmp/cado.5fotd2f0/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'


Then I tried to try larger bkmult parameter as instructed in params.c190, I
tried 1.3 and it shows something like this:


chun at chun-XPS-8300:~/Desktop/cado-nfs$ ./cado-nfs.py
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479
tasks.sieve.allow_largesq=true tasks.sieve.bkmult=1.3
tasks.polyselect.import=/home/chun/Desktop/c120\(46\)\ -\ Copy\
\[winner\].poly

Info:root: Using default parameter file ./parameters/factor/params.c120

Info:root: No database exists yet

Info:root: Created temporary directory /tmp/cado.emqkc_4k

Info:Database: Opened connection to database /tmp/cado.emqkc_4k/c120.db

Info:root: Set tasks.threads=8 based on detected logical cpus

Info:root: tasks.polyselect.threads = 2

Info:root: tasks.sieve.las.threads = 2

Info:root: slaves.scriptpath is /home/chun/Desktop/cado-nfs

Info:root: Command line parameters: ./cado-nfs.py
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479
tasks.sieve.allow_largesq=true tasks.sieve.bkmult=1.3
'tasks.polyselect.import=/home/chun/Desktop/c120(46) - Copy [winner].poly'

Info:root: If this computation gets interrupted, it can be resumed with
./cado-nfs.py /tmp/cado.emqkc_4k/c120.parameters_snapshot.0

Info:Server Launcher: Adding chun-XPS-8300 to whitelist to allow clients on
localhost to connect

Info:HTTP server: Using non-threaded HTTPS server

Info:HTTP server: Using whitelist: localhost,chun-XPS-8300

Info:Complete Factorization: Factoring
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479

Info:HTTP server: serving at https://chun-XPS-8300:40655 (0.0.0.0)

Info:HTTP server: For debugging purposes, the URL above can be accessed if
the server.only_registered=False parameter is added

Info:HTTP server: You can start additional cado-nfs-client.py scripts with
parameters: --server=https://chun-XPS-8300:40655
--certsha1=d21cb18ee35b4c1ef0393874f96a65ebb81ad379

Info:HTTP server: If you want to start additional clients, remember to add
their hosts to server.whitelist

Info:Client Launcher: Starting client id localhost on host localhost

Info:Client Launcher: Starting client id localhost+2 on host localhost

Info:Client Launcher: Starting client id localhost+3 on host localhost

Info:Client Launcher: Starting client id localhost+4 on host localhost

Info:Client Launcher: Running clients: localhost+4 (Host localhost, PID
24594), localhost+2 (Host localhost, PID 24586), localhost+3 (Host
localhost, PID 24590), localhost (Host localhost, PID 24583)

Info:Polynomial Selection (size optimized): Skipping this phase, as we will
import the final polynomial

Warning:Polynomial Selection (size optimized): some stats could not be
displayed for polyselect1 (see log file for debug info)

Info:Polynomial Selection (root optimized): Starting

Info:Polynomial Selection (root optimized): Importing file
/home/chun/Desktop/c120(46) - Copy [winner].poly

Info:Polynomial Selection (root optimized): New best polynomial from file
/home/chun/Desktop/c120(46) - Copy [winner].poly: Murphy E = 9.52e-17

Info:Polynomial Selection (root optimized): Best polynomial previously
found in /home/chun/Desktop/c120(46) - Copy [winner].poly has Murphy_E =
9.52e-17

Info:Polynomial Selection (root optimized): Imported polynomial, skipping
this phase

Warning:Polynomial Selection (root optimized): some stats could not be
displayed for polyselect2 (see log file for debug info)

Info:Generate Factor Base: Starting

Info:Generate Factor Base: Finished

Info:Generate Factor Base: Total cpu/real time for makefb: 6.97/10.8343

Info:Generate Free Relations: Starting

Info:Generate Free Relations: Found 210970 free relations

Info:Generate Free Relations: Finished

Info:Generate Free Relations: Total cpu/real time for freerel:
165.47/168.973

Info:Lattice Sieving: Starting

Info:Lattice Sieving: We want 11474681 relation(s)

Info:Lattice Sieving: Adding workunit c120_sieving_1000000-1010000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1010000-1020000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1020000-1030000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1030000-1040000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1040000-1050000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1050000-1060000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1060000-1070000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1070000-1080000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1080000-1090000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1090000-1100000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1000000-1010000
to client localhost+2

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1010000-1020000
to client localhost+3

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1020000-1030000
to client localhost+4

Info:Lattice Sieving: Adding workunit c120_sieving_1100000-1110000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1030000-1040000
to client localhost

Warning:HTTP server: 127.0.0.1 Connection error: [Errno 104] Connection
reset by peer

Warning:HTTP server: 127.0.0.1 Connection error: [Errno 104] Connection
reset by peer

Warning:HTTP server: 127.0.0.1 Connection error: [Errno 104] Connection
reset by peer

Info:Lattice Sieving: Adding workunit c120_sieving_1110000-1120000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1120000-1130000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1130000-1140000 to
database

Warning:HTTP server: 127.0.0.1 Connection error: [Errno 104] Connection
reset by peer

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1040000-1050000
to client localhost

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1050000-1060000
to client localhost+3

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1060000-1070000
to client localhost+4

Info:Lattice Sieving: Adding workunit c120_sieving_1140000-1150000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1150000-1160000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1160000-1170000 to
database



And then it starts showing error like this:



Error:Lattice Sieving: Program run on localhost+3 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.emqkc_4k/c120.upload/c120_sieving_1010000-1020000.1ufjn483.stderr0):

b'code BUG() : condition r0 != std::numeric_limits<double>::lowest() failed
in expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:71 --
Abort\n*** Error: caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.emqkc_4k/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7f1cc28a04b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7f1cc28a0428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7f1cc28a202a]\n/tmp/cado.emqkc_4k/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.emqkc_4k/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.emqkc_4k/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.emqkc_4k/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.emqkc_4k/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.emqkc_4k/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7f1cc288b830]\n/tmp/cado.emqkc_4k/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'

Info:Lattice Sieving: Resubmitting workunit c120_sieving_1010000-1020000 as
c120_sieving_1010000-1020000#2

Error:Lattice Sieving: Program run on localhost+4 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.emqkc_4k/c120.upload/c120_sieving_1020000-1030000.74kn48ih.stderr0):

b'code BUG() : condition r1 != std::numeric_limits<double>::max() failed in
expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:72 --
Abort\n*** Error: caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.emqkc_4k/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7fca4716f4b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7fca4716f428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7fca4717102a]\n/tmp/cado.emqkc_4k/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.emqkc_4k/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.emqkc_4k/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.emqkc_4k/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.emqkc_4k/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.emqkc_4k/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7fca4715a830]\n/tmp/cado.emqkc_4k/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'



Because it still shows some error, I tried enlarging the bkmult again into
1.4 and it still shows the same error:



chun at chun-XPS-8300:~/Desktop/cado-nfs$ ./cado-nfs.py
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479
tasks.sieve.allow_largesq=true tasks.sieve.bkmult=1.4
tasks.polyselect.import=/home/chun/Desktop/c120\(46\)\ -\ Copy\
\[winner\].poly

Info:root: Using default parameter file ./parameters/factor/params.c120

Info:root: No database exists yet

Info:root: Created temporary directory /tmp/cado.vj_s4pa6

Info:Database: Opened connection to database /tmp/cado.vj_s4pa6/c120.db

Info:root: Set tasks.threads=8 based on detected logical cpus

Info:root: tasks.polyselect.threads = 2

Info:root: tasks.sieve.las.threads = 2

Info:root: slaves.scriptpath is /home/chun/Desktop/cado-nfs

Info:root: Command line parameters: ./cado-nfs.py
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479
tasks.sieve.allow_largesq=true tasks.sieve.bkmult=1.4
'tasks.polyselect.import=/home/chun/Desktop/c120(46) - Copy [winner].poly'

Info:root: If this computation gets interrupted, it can be resumed with
./cado-nfs.py /tmp/cado.vj_s4pa6/c120.parameters_snapshot.0

Info:Server Launcher: Adding chun-XPS-8300 to whitelist to allow clients on
localhost to connect

Info:HTTP server: Using non-threaded HTTPS server

Info:HTTP server: Using whitelist: localhost,chun-XPS-8300

Info:Complete Factorization: Factoring
227010481295437363334259960947493668895875336466084780038173258247009162675779735389791151574049166747880487470296548479

Info:HTTP server: serving at https://chun-XPS-8300:41587 (0.0.0.0)

Info:HTTP server: For debugging purposes, the URL above can be accessed if
the server.only_registered=False parameter is added

Info:HTTP server: You can start additional cado-nfs-client.py scripts with
parameters: --server=https://chun-XPS-8300:41587
--certsha1=04ef61b6764ecbdcbce46f07db44041e6650d4c3

Info:HTTP server: If you want to start additional clients, remember to add
their hosts to server.whitelist

Info:Client Launcher: Starting client id localhost on host localhost

Info:Client Launcher: Starting client id localhost+2 on host localhost

Info:Client Launcher: Starting client id localhost+3 on host localhost

Info:Client Launcher: Starting client id localhost+4 on host localhost

Info:Client Launcher: Running clients: localhost (Host localhost, PID
29851), localhost+4 (Host localhost, PID 29860), localhost+3 (Host
localhost, PID 29857), localhost+2 (Host localhost, PID 29854)

Info:Polynomial Selection (size optimized): Skipping this phase, as we will
import the final polynomial

Warning:Polynomial Selection (size optimized): some stats could not be
displayed for polyselect1 (see log file for debug info)

Info:Polynomial Selection (root optimized): Starting

Info:Polynomial Selection (root optimized): Importing file
/home/chun/Desktop/c120(46) - Copy [winner].poly

Info:Polynomial Selection (root optimized): New best polynomial from file
/home/chun/Desktop/c120(46) - Copy [winner].poly: Murphy E = 9.52e-17

Info:Polynomial Selection (root optimized): Best polynomial previously
found in /home/chun/Desktop/c120(46) - Copy [winner].poly has Murphy_E =
9.52e-17

Info:Polynomial Selection (root optimized): Imported polynomial, skipping
this phase

Warning:Polynomial Selection (root optimized): some stats could not be
displayed for polyselect2 (see log file for debug info)

Info:Generate Factor Base: Starting

Info:Generate Factor Base: Finished

Info:Generate Factor Base: Total cpu/real time for makefb: 6.79/1.70638

Info:Generate Free Relations: Starting

Info:Generate Free Relations: Found 210970 free relations

Info:Generate Free Relations: Finished

Info:Generate Free Relations: Total cpu/real time for freerel:
166.11/21.2486

Info:Lattice Sieving: Starting

Info:Lattice Sieving: We want 11474681 relation(s)

Info:Lattice Sieving: Adding workunit c120_sieving_1000000-1010000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1010000-1020000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1020000-1030000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1030000-1040000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1040000-1050000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1050000-1060000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1060000-1070000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1070000-1080000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1080000-1090000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1090000-1100000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1000000-1010000
to client localhost

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1010000-1020000
to client localhost+2

Info:Lattice Sieving: Adding workunit c120_sieving_1100000-1110000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1110000-1120000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1020000-1030000
to client localhost+3

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1030000-1040000
to client localhost+4

Info:Lattice Sieving: Adding workunit c120_sieving_1120000-1130000 to
database

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1040000-1050000
to client localhost+3

Info:HTTP server: 127.0.0.1 Sending workunit c120_sieving_1050000-1060000
to client localhost+2

Info:Lattice Sieving: Adding workunit c120_sieving_1130000-1140000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1140000-1150000 to
database

Info:Lattice Sieving: Adding workunit c120_sieving_1150000-1160000 to
database

Error:Lattice Sieving: Program run on localhost+2 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.vj_s4pa6/c120.upload/c120_sieving_1010000-1020000.fujihv19.stderr0):

b'code BUG() : condition r0 != std::numeric_limits<double>::lowest() failed
in expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:71 --
Abort\n*** Error: caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.vj_s4pa6/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7fe61a4444b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7fe61a444428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7fe61a44602a]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.vj_s4pa6/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.vj_s4pa6/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7fe61a42f830]\n/tmp/cado.vj_s4pa6/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'

Info:Lattice Sieving: Resubmitting workunit c120_sieving_1010000-1020000 as
c120_sieving_1010000-1020000#2

Error:Lattice Sieving: Program run on localhost+3 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.vj_s4pa6/c120.upload/c120_sieving_1020000-1030000.9792bfdq.stderr0):

b'code BUG() : condition r1 != std::numeric_limits<double>::max() failed in
expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:72 --
Abort\n*** Error: caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.vj_s4pa6/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7f48c253c4b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7f48c253c428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7f48c253e02a]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.vj_s4pa6/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.vj_s4pa6/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7f48c2527830]\n/tmp/cado.vj_s4pa6/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'

Info:Lattice Sieving: Resubmitting workunit c120_sieving_1020000-1030000 as
c120_sieving_1020000-1030000#2

Error:Lattice Sieving: Program run on localhost+4 failed with exit code 134

Error:Lattice Sieving: Stderr output follows (stored in file
/tmp/cado.vj_s4pa6/c120.upload/c120_sieving_1030000-1040000.zjalx62v.stderr0):

b'code BUG() : condition r0 != std::numeric_limits<double>::lowest() failed
in expand_at_root at /home/chun/Desktop/cado-nfs/sieve/logapprox.cpp:71 --
Abort\n*** Error: caught signal "Aborted"\n======= Backtrace:
=========\n/tmp/cado.vj_s4pa6/client/download/las()
[0x4ad063]\n/lib/x86_64-linux-gnu/libc.so.6(+0x354b0)
[0x7f4761de64b0]\n/lib/x86_64-linux-gnu/libc.so.6(gsignal+0x38)
[0x7f4761de6428]\n/lib/x86_64-linux-gnu/libc.so.6(abort+0x16a)
[0x7f4761de802a]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN29piecewise_linear_approximator14expand_at_rootEd+0x28b)
[0x45ce9b]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN29piecewise_linear_approximator9logapproxEdd+0x144)
[0x45e074]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN13lognorm_smartC1ERK13siever_configRK13cxx_cado_polyiRK14qlattice_basisii+0x14c)
[0x45989c]\n/tmp/cado.vj_s4pa6/client/download/las(_ZN10sieve_info16update_norm_dataEv+0xa5)
[0x45f635]\n/tmp/cado.vj_s4pa6/client/download/las(_Z16do_one_special_qR8las_infoR8nfs_workSt10shared_ptrI7nfs_auxER11thread_poolR14cxx_param_list+0x497)
[0x474e27]\n/tmp/cado.vj_s4pa6/client/download/las(main+0x2803)
[0x454eb3]\n/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf0)
[0x7f4761dd1830]\n/tmp/cado.vj_s4pa6/client/download/las(_start+0x29)
[0x4561a9]\nAborted (core dumped)\n'


Thank you.
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