Task 60497217
| Name | TF_76-77_212-215M_wu_40405_0 |
| Workunit | 54293536 |
| Created | 23 Oct 2026, 21:25:09 UTC |
| Sent | 4 Nov 2026, 0:27:58 UTC |
| Report deadline | 10 Nov 2026, 0:27:58 UTC |
| Received | 4 Nov 2026, 8:40:29 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
| Computer ID | 248535 |
| Run time | 4 min 8 sec |
| CPU time | 7 sec |
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 11,767.94 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 160.23 MB |
| Peak swap size | 475.52 MB |
| Peak disk usage | 4.96 MB |
Stderr output
<core_client_version>8.2.11</core_client_version>
<![CDATA[
<message>
The operating system cannot run (null).
(0xc3) - exit code 195 (0xc3)</message>
<stderr_txt>
2026-11-04 11:34:51 (2472): wrapper (7.24.26018): starting
2026-11-04 11:34:51 (2472): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-04 11:34:51 (2472): wrapper: created child process 8704
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 13.5
CUDA device info
name NVIDIA GeForce RTX 4080 SUPER
compute capability 8.9
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 80
clock rate (CUDA cores) 2610 MHz
memory clock rate: 11501 MHz
memory bus width: 256 bits
Automatic parameters
threads per grid 655360
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=214761083 bit_min=76 bit_max=77 (71.26 GHz-days)
Starting trial factoring M214761083 from 2^76 to 2^77 (71.26 GHz-days)
k_min = 175911442309680
k_max = 351822884623441
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 04 11:34 | 0 0.1% | 2.540 40m36s | 2525.01 82485 n.a.%
Nov 04 11:35 | 1 0.2% | 2.525 40m19s | 2540.01 82485 n.a.%
Nov 04 11:35 | 12 0.3% | 2.502 39m54s | 2563.36 82485 n.a.%
Nov 04 11:35 | 13 0.4% | 2.504 39m54s | 2561.31 82485 n.a.%
Nov 04 11:35 | 21 0.5% | 2.508 39m55s | 2557.23 82485 n.a.%
Nov 04 11:35 | 28 0.6% | 2.534 40m17s | 2530.99 82485 n.a.%
Nov 04 11:35 | 33 0.7% | 2.521 40m03s | 2544.04 82485 n.a.%
Nov 04 11:35 | 40 0.8% | 2.532 40m10s | 2532.99 82485 n.a.%
Nov 04 11:35 | 45 0.9% | 2.514 39m51s | 2551.12 82485 n.a.%
Nov 04 11:35 | 48 1.0% | 2.509 39m44s | 2556.21 82485 n.a.%
Nov 04 11:35 | 52 1.1% | 2.504 39m36s | 2561.31 82485 n.a.%
Nov 04 11:35 | 57 1.2% | 2.496 39m26s | 2569.52 82485 n.a.%
Nov 04 11:35 | 60 1.4% | 2.511 39m38s | 2554.17 82485 n.a.%
Nov 04 11:35 | 61 1.5% | 2.506 39m31s | 2559.27 82485 n.a.%
Nov 04 11:35 | 73 1.6% | 2.516 39m38s | 2549.10 82485 n.a.%
Nov 04 11:35 | 76 1.7% | 2.509 39m28s | 2556.21 82485 n.a.%
Nov 04 11:35 | 81 1.8% | 2.510 39m27s | 2555.19 82485 n.a.%
Nov 04 11:35 | 85 1.9% | 2.502 39m17s | 2563.36 82485 n.a.%
Nov 04 11:35 | 88 2.0% | 2.474 38m48s | 2592.37 82485 n.a.%
Nov 04 11:35 | 96 2.1% | 2.507 39m17s | 2558.25 82485 n.a.%
Nov 04 11:35 | 97 2.2% | 2.505 39m12s | 2560.29 82485 n.a.%
Nov 04 11:35 | 105 2.3% | 2.509 39m13s | 2556.21 82485 n.a.%
Nov 04 11:35 | 108 2.4% | 2.502 39m04s | 2563.36 82485 n.a.%
Nov 04 11:35 | 112 2.5% | 2.506 39m06s | 2559.27 82485 n.a.%
Nov 04 11:35 | 117 2.6% | 2.511 39m08s | 2554.17 82485 n.a.%
Nov 04 11:36 | 120 2.7% | 2.499 38m54s | 2566.44 82485 n.a.%
Nov 04 11:36 | 132 2.8% | 2.511 39m03s | 2554.17 82485 n.a.%
Nov 04 11:36 | 133 2.9% | 2.523 39m11s | 2542.02 82485 n.a.%
Nov 04 11:36 | 136 3.0% | 2.509 38m56s | 2556.21 82485 n.a.%
Nov 04 11:36 | 141 3.1% | 2.504 38m49s | 2561.31 82485 n.a.%
Nov 04 11:36 | 145 3.2% | 2.496 38m39s | 2569.52 82485 n.a.%
Nov 04 11:36 | 148 3.3% | 2.499 38m39s | 2566.44 82485 n.a.%
Nov 04 11:36 | 153 3.4% | 2.510 38m47s | 2555.19 82485 n.a.%
Nov 04 11:36 | 160 3.5% | 2.513 38m47s | 2552.14 82485 n.a.%
Nov 04 11:36 | 165 3.6% | 2.503 38m35s | 2562.33 82485 n.a.%
Nov 04 11:36 | 172 3.8% | 2.501 38m31s | 2564.38 82485 n.a.%
Nov 04 11:36 | 180 3.9% | 2.501 38m28s | 2564.38 82485 n.a.%
Nov 04 11:36 | 181 4.0% | 2.501 38m26s | 2564.38 82485 n.a.%
Nov 04 11:36 | 192 4.1% | 2.518 38m39s | 2547.07 82485 n.a.%
Nov 04 11:36 | 193 4.2% | 2.517 38m36s | 2548.08 82485 n.a.%
Nov 04 11:36 | 196 4.3% | 2.509 38m26s | 2556.21 82485 n.a.%
Nov 04 11:36 | 208 4.4% | 2.508 38m22s | 2557.23 82485 n.a.%
Nov 04 11:36 | 213 4.5% | 2.510 38m22s | 2555.19 82485 n.a.%
Nov 04 11:36 | 216 4.6% | 2.517 38m26s | 2548.08 82485 n.a.%
Nov 04 11:36 | 217 4.7% | 2.499 38m07s | 2566.44 82485 n.a.%
Nov 04 11:36 | 220 4.8% | 2.512 38m16s | 2553.15 82485 n.a.%
Nov 04 11:36 | 225 4.9% | 2.511 38m13s | 2554.17 82485 n.a.%
Nov 04 11:36 | 228 5.0% | 2.510 38m09s | 2555.19 82485 n.a.%
Nov 04 11:36 | 232 5.1% | 2.509 38m06s | 2556.21 82485 n.a.%
Nov 04 11:37 | 237 5.2% | 2.509 38m03s | 2556.21 82485 n.a.%
Nov 04 11:37 | 241 5.3% | 2.514 38m05s | 2551.12 82485 n.a.%
Nov 04 11:37 | 252 5.4% | 2.494 37m45s | 2571.58 82485 n.a.%
Nov 04 11:37 | 253 5.5% | 2.492 37m40s | 2573.65 82485 n.a.%
Nov 04 11:37 | 265 5.6% | 2.507 37m51s | 2558.25 82485 n.a.%
Nov 04 11:37 | 273 5.7% | 2.505 37m47s | 2560.29 82485 n.a.%
Nov 04 11:37 | 276 5.8% | 2.496 37m36s | 2569.52 82485 n.a.%
Nov 04 11:37 | 277 5.9% | 2.508 37m45s | 2557.23 82485 n.a.%
Nov 04 11:37 | 280 6.0% | 2.505 37m40s | 2560.29 82485 n.a.%
Nov 04 11:37 | 285 6.1% | 2.498 37m31s | 2567.46 82485 n.a.%
Nov 04 11:37 | 288 6.2% | 2.503 37m33s | 2562.33 82485 n.a.%
Nov 04 11:37 | 292 6.4% | 2.502 37m29s | 2563.36 82485 n.a.%
Nov 04 11:37 | 297 6.5% | 2.512 37m36s | 2553.15 82485 n.a.%
Nov 04 11:37 | 301 6.6% | 2.509 37m31s | 2556.21 82485 n.a.%
Nov 04 11:37 | 312 6.7% | 2.515 37m33s | 2550.11 82485 n.a.%
Nov 04 11:37 | 313 6.8% | 2.502 37m19s | 2563.36 82485 n.a.%
Nov 04 11:37 | 316 6.9% | 2.503 37m18s | 2562.33 82485 n.a.%
Nov 04 11:37 | 321 7.0% | 2.505 37m17s | 2560.29 82485 n.a.%
Nov 04 11:37 | 325 7.1% | 2.503 37m13s | 2562.33 82485 n.a.%
Nov 04 11:37 | 328 7.2% | 2.500 37m08s | 2565.41 82485 n.a.%
Nov 04 11:37 | 336 7.3% | 2.511 37m15s | 2554.17 82485 n.a.%
Nov 04 11:37 | 337 7.4% | 2.507 37m09s | 2558.25 82485 n.a.%
Nov 04 11:37 | 340 7.5% | 2.510 37m09s | 2555.19 82485 n.a.%
Nov 04 11:37 | 348 7.6% | 2.508 37m05s | 2557.23 82485 n.a.%
Nov 04 11:38 | 357 7.7% | 2.515 37m08s | 2550.11 82485 n.a.%
Nov 04 11:38 | 360 7.8% | 2.509 37m00s | 2556.21 82485 n.a.%
Nov 04 11:38 | 361 7.9% | 2.506 36m55s | 2559.27 82485 n.a.%
Nov 04 11:38 | 372 8.0% | 2.519 37m04s | 2546.06 82485 n.a.%
Nov 04 11:38 | 376 8.1% | 2.505 36m49s | 2560.29 82485 n.a.%
Nov 04 11:38 | 381 8.2% | 2.513 36m54s | 2552.14 82485 n.a.%
Nov 04 11:38 | 385 8.3% | 2.507 36m46s | 2558.25 82485 n.a.%
Nov 04 11:38 | 393 8.4% | 2.508 36m45s | 2557.23 82485 n.a.%
Nov 04 11:38 | 396 8.5% | 2.430 35m34s | 2639.31 82485 n.a.%
Nov 04 11:38 | 397 8.6% | 2.507 36m39s | 2558.25 82485 n.a.%
Nov 04 11:38 | 400 8.8% | 2.505 36m34s | 2560.29 82485 n.a.%
Nov 04 11:38 | 405 8.9% | 2.509 36m35s | 2556.21 82485 n.a.%
Nov 04 11:38 | 412 9.0% | 2.507 36m31s | 2558.25 82485 n.a.%
Nov 04 11:38 | 417 9.1% | 2.508 36m29s | 2557.23 82485 n.a.%
Nov 04 11:38 | 420 9.2% | 2.514 36m32s | 2551.12 82485 n.a.%
Nov 04 11:38 | 433 9.3% | 2.515 36m31s | 2550.11 82485 n.a.%
Nov 04 11:38 | 441 9.4% | 2.507 36m21s | 2558.25 82485 n.a.%
Nov 04 11:38 | 445 9.5% | 2.506 36m18s | 2559.27 82485 n.a.%
Nov 04 11:38 | 448 9.6% | 2.507 36m16s | 2558.25 82485 n.a.%
Nov 04 11:38 | 453 9.7% | 2.503 36m10s | 2562.33 82485 n.a.%
Nov 04 11:38 | 456 9.8% | 2.513 36m16s | 2552.14 82485 n.a.%
Nov 04 11:38 | 460 9.9% | 2.493 35m56s | 2572.61 82485 n.a.%
Nov 04 11:38 | 468 10.0% | 2.500 36m00s | 2565.41 82485 n.a.%
x mod p out of range!! x = 868790, p = 61071, pinv = 70476, r = 807719
Nov 04 11:38 | 472 10.1% | 1.131 16m16s | 5670.67 82485 n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2026-11-04 11:38:58 (2472): mfaktc-win-64.exe exited; CPU time 7.843750
2026-11-04 11:38:58 (2472): app exit status: 0x1
2026-11-04 11:38:58 (2472): called boinc_finish(195)
</stderr_txt>
]]>
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