Task 60792868
| Name | TF_76-77_215-217M_wu_17405_1 |
| Workunit | 54486604 |
| Created | 11 Nov 2026, 1:38:28 UTC |
| Sent | 11 Nov 2026, 2:43:54 UTC |
| Report deadline | 17 Nov 2026, 2:43:54 UTC |
| Received | 11 Nov 2026, 22:03:02 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
| Computer ID | 230729 |
| Run time | 3 sec |
| CPU time |
|
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 3,372.14 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 155.30 MB |
| Peak swap size | 364.95 MB |
| Peak disk usage | 4.95 MB |
Stderr output
<core_client_version>8.2.9</core_client_version>
<![CDATA[
<message>
The operating system cannot run (null).
(0xc3) - exit code 195 (0xc3)</message>
<stderr_txt>
2026-11-11 10:29:34 (40472): wrapper (7.24.26018): starting
2026-11-11 10:29:34 (40472): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 10:29:35 (40472): wrapper: created child process 36736
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 10:29 | 0 0.1% | 2.773 44m19s | 2298.00 82485 n.a.%
Nov 11 10:29 | 5 0.2% | 2.800 44m42s | 2275.84 82485 n.a.%
Nov 11 10:29 | 12 0.3% | 2.796 44m36s | 2279.10 82485 n.a.%
Nov 11 10:29 | 17 0.4% | 2.866 45m40s | 2223.43 82485 n.a.%
Nov 11 10:29 | 21 0.5% | 2.765 44m01s | 2304.65 82485 n.a.%
Nov 11 10:29 | 32 0.6% | 2.779 44m11s | 2293.04 82485 n.a.%
Nov 11 10:29 | 33 0.7% | 2.777 44m06s | 2294.69 82485 n.a.%
Nov 11 10:29 | 41 0.8% | 2.715 43m05s | 2347.10 82485 n.a.%
Nov 11 10:30 | 45 0.9% | 2.690 42m38s | 2368.91 82485 n.a.%
Nov 11 10:30 | 48 1.0% | 2.771 43m52s | 2299.66 82485 n.a.%
Nov 11 10:30 | 56 1.1% | 2.687 42m30s | 2371.55 82485 n.a.%
2026-11-11 10:36:27 (6396): wrapper (7.24.26018): starting
2026-11-11 10:36:27 (6396): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 10:36:27 (6396): wrapper: created child process 19764
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 10:36 | 0 0.1% | 6.585 1h45m | 967.71 82485 n.a.%
Nov 11 10:36 | 5 0.2% | 6.727 1h47m | 947.28 82485 n.a.%
Nov 11 10:36 | 12 0.3% | 6.683 1h46m | 953.52 82485 n.a.%
Nov 11 10:36 | 17 0.4% | 6.666 1h46m | 955.95 82485 n.a.%
Nov 11 10:37 | 21 0.5% | 6.663 1h46m | 956.38 82485 n.a.%
Nov 11 10:37 | 32 0.6% | 6.691 1h46m | 952.38 82485 n.a.%
Nov 11 10:37 | 33 0.7% | 6.700 1h46m | 951.10 82485 n.a.%
Nov 11 10:37 | 41 0.8% | 6.652 1h45m | 957.96 82485 n.a.%
Nov 11 10:37 | 45 0.9% | 6.701 1h46m | 950.96 82485 n.a.%
Nov 11 10:37 | 48 1.0% | 6.575 1h44m | 969.18 82485 n.a.%
2026-11-11 10:52:36 (21704): wrapper (7.24.26018): starting
2026-11-11 10:52:36 (21704): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 10:52:36 (21704): wrapper: created child process 25444
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 45
no factors found so far.
previous work took 60068 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 10:52 | 48 1.0% | 2.548 40m21s | 2500.93 82485 n.a.%
Nov 11 10:52 | 56 1.1% | 2.674 42m18s | 2383.08 82485 n.a.%
Nov 11 10:52 | 60 1.2% | 2.788 44m03s | 2285.64 82485 n.a.%
Nov 11 10:52 | 65 1.4% | 2.684 42m22s | 2374.20 82485 n.a.%
Nov 11 10:52 | 68 1.5% | 2.762 43m33s | 2307.16 82485 n.a.%
Nov 11 10:52 | 72 1.6% | 2.696 42m28s | 2363.64 82485 n.a.%
Nov 11 10:52 | 77 1.7% | 2.851 44m51s | 2235.13 82485 n.a.%
Nov 11 10:52 | 80 1.8% | 2.698 42m24s | 2361.88 82485 n.a.%
Nov 11 10:53 | 81 1.9% | 2.717 42m39s | 2345.37 82485 n.a.%
Nov 11 10:53 | 93 2.0% | 2.760 43m17s | 2308.83 82485 n.a.%
Nov 11 10:53 | 96 2.1% | 2.708 42m26s | 2353.16 82485 n.a.%
Nov 11 10:53 | 101 2.2% | 2.757 43m09s | 2311.34 82485 n.a.%
Nov 11 10:53 | 105 2.3% | 2.712 42m24s | 2349.69 82485 n.a.%
Nov 11 10:53 | 116 2.4% | 2.696 42m06s | 2363.64 82485 n.a.%
Nov 11 10:53 | 117 2.5% | 2.691 41m59s | 2368.03 82485 n.a.%
Nov 11 10:53 | 125 2.6% | 2.711 42m15s | 2350.56 82485 n.a.%
Nov 11 10:53 | 128 2.7% | 2.721 42m21s | 2341.92 82485 n.a.%
Nov 11 10:53 | 132 2.8% | 2.653 41m15s | 2401.95 82485 n.a.%
Nov 11 10:53 | 137 2.9% | 2.801 43m31s | 2275.03 82485 n.a.%
Nov 11 10:53 | 140 3.0% | 2.757 42m47s | 2311.34 82485 n.a.%
Nov 11 10:53 | 153 3.1% | 2.684 41m36s | 2374.20 82485 n.a.%
Nov 11 10:53 | 156 3.2% | 2.732 42m18s | 2332.49 82485 n.a.%
Nov 11 10:53 | 161 3.3% | 2.775 42m55s | 2296.35 82485 n.a.%
Nov 11 10:53 | 165 3.4% | 2.693 41m36s | 2366.27 82485 n.a.%
Nov 11 10:53 | 168 3.5% | 2.899 44m44s | 2198.13 82485 n.a.%
Nov 11 10:53 | 173 3.6% | 2.746 42m20s | 2320.60 82485 n.a.%
Nov 11 10:53 | 177 3.8% | 2.674 41m11s | 2383.08 82485 n.a.%
Nov 11 10:53 | 180 3.9% | 2.841 43m42s | 2243.00 82485 n.a.%
2026-11-11 13:30:54 (28676): wrapper (7.24.26018): starting
2026-11-11 13:30:54 (28676): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 13:30:54 (28676): wrapper: created child process 41372
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 161
no factors found so far.
previous work took 122644 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 13:30 | 165 3.4% | 2.698 41m41s | 2361.88 82485 n.a.%
Nov 11 13:31 | 168 3.5% | 2.879 44m26s | 2213.40 82485 n.a.%
2026-11-11 13:34:03 (20028): wrapper (7.24.26018): starting
2026-11-11 13:34:03 (20028): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 13:34:03 (20028): wrapper: created child process 8216
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 161
no factors found so far.
previous work took 122644 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 13:34 | 165 3.4% | 2.624 40m32s | 2428.49 82485 n.a.%
Nov 11 13:34 | 168 3.5% | 2.806 43m18s | 2270.98 82485 n.a.%
2026-11-11 13:42:42 (16632): wrapper (7.24.26018): starting
2026-11-11 13:42:42 (16632): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 13:42:42 (16632): wrapper: created child process 12708
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 161
no factors found so far.
previous work took 122644 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 13:42 | 165 3.4% | 3.070 47m26s | 2075.69 82485 n.a.%
Nov 11 13:42 | 168 3.5% | 3.285 50m42s | 1939.84 82485 n.a.%
2026-11-11 14:00:28 (3460): wrapper (7.24.26018): starting
2026-11-11 14:00:28 (3460): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 14:00:28 (3460): wrapper: created child process 19116
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
CUDA device info
name NVIDIA GeForce RTX 4060
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 24
clock rate (CUDA cores) 2490 MHz
memory clock rate: 8501 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 786432
GPUSievePrimes (adjusted) 82486
GPUsieve minimum exponent 1055144
running a simple self-test...
Self-test statistics
number of tests 104
successful tests 104
self-test PASSED!
got assignment: exp=216148243 bit_min=76 bit_max=77 (70.80 GHz-days)
Starting trial factoring M216148243 from 2^76 to 2^77 (70.80 GHz-days)
k_min = 174782507310180
k_max = 349565014627087
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 161
no factors found so far.
previous work took 122644 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 11 14:00 | 165 3.4% | 13.754 3h32m | 463.31 82485 n.a.%
ERROR: cudaGetLastError() returned 999: unknown error
2026-11-11 14:00:43 (3460): mfaktc-win-64.exe exited; CPU time 1.078125
2026-11-11 14:00:43 (3460): app exit status: 0x1
2026-11-11 14:00:43 (3460): called boinc_finish(195)
2026-11-11 14:03:46 (38308): wrapper (7.24.26018): starting
2026-11-11 14:03:46 (38308): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-11 14:03:46 (38308): wrapper: created child process 43240
mfaktc v0.24.0 (64-bit build)
Compile-time options
THREADS_PER_BLOCK 256
SIEVE_SIZE_LIMIT 32 kiB
SIEVE_SIZE 193154 bits
SIEVE_SPLIT 250
MORE_CLASSES enabled
Runtime options
SievePrimes 25000
SievePrimesAdjust 1
SievePrimesMin 5000
SievePrimesMax 100000
NumStreams 3
CPUStreams 3
GridSize 3
GPU sieving enabled
GPUSievePrimes 82486
GPUSieveSize 512 Mib
GPUSieveProcessSize 16 Kib
Checkpoints enabled
CheckpointDelay 60 s
WorkFileAddDelay 600 s
Stages disabled
StopAfterFactor bit level
PrintMode compact
Logging disabled
V5UserID (none)
ComputerID (none)
AllowSleep yes
Warning: Cannot read LegacyResultsTxt from mfaktc.ini, set to 0 by default
LegacyResultsTxt no
TimeStampInResults no
Warning: Cannot read TimestampOnSameLine from mfaktc.ini, set to 0 by default
TimestampOnSameLine no
Warning: Cannot read ResultsFileTimestampInterval from mfaktc.ini, set to 1 by default
CUDA version info
binary compiled for CUDA 12.8
CUDA runtime version 12.8
CUDA driver version 13.4
cudaSetDevice(0) failed
cudaGetLastError() returned 1: invalid argument
2026-11-11 14:03:47 (38308): mfaktc-win-64.exe exited; CPU time 0.000000
2026-11-11 14:03:47 (38308): app exit status: 0x1
2026-11-11 14:03:47 (38308): called boinc_finish(195)
</stderr_txt>
]]>
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