Task 60496924
| Name | TF_76-77_212-215M_wu_40112_0 |
| Workunit | 54293243 |
| Created | 23 Oct 2026, 21:25:03 UTC |
| Sent | 3 Nov 2026, 23:09:44 UTC |
| Report deadline | 9 Nov 2026, 23:09:44 UTC |
| Received | 4 Nov 2026, 7:30:59 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
| Computer ID | 248535 |
| Run time | 5 min 24 sec |
| CPU time | 9 sec |
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 11,767.94 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 160.40 MB |
| Peak swap size | 472.39 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 10:23:28 (24992): wrapper (7.24.26018): starting
2026-11-04 10:23:28 (24992): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-04 10:23:29 (24992): wrapper: created child process 27444
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=214746179 bit_min=76 bit_max=77 (71.27 GHz-days)
Starting trial factoring M214746179 from 2^76 to 2^77 (71.27 GHz-days)
k_min = 175923651066240
k_max = 351847302139491
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 04 10:23 | 0 0.1% | 2.489 39m47s | 2576.93 82485 n.a.%
Nov 04 10:23 | 1 0.2% | 2.494 39m49s | 2571.76 82485 n.a.%
Nov 04 10:23 | 4 0.3% | 2.499 39m52s | 2566.61 82485 n.a.%
Nov 04 10:23 | 9 0.4% | 2.494 39m44s | 2571.76 82485 n.a.%
Nov 04 10:23 | 12 0.5% | 2.345 37m19s | 2735.17 82485 n.a.%
Nov 04 10:23 | 16 0.6% | 2.483 39m29s | 2583.15 82485 n.a.%
Nov 04 10:23 | 21 0.7% | 2.489 39m32s | 2576.93 82485 n.a.%
Nov 04 10:23 | 24 0.8% | 2.500 39m40s | 2565.59 82485 n.a.%
Nov 04 10:23 | 25 0.9% | 2.492 39m30s | 2573.82 82485 n.a.%
Nov 04 10:23 | 36 1.0% | 2.496 39m31s | 2569.70 82485 n.a.%
Nov 04 10:24 | 37 1.1% | 2.498 39m31s | 2567.64 82485 n.a.%
Nov 04 10:24 | 40 1.2% | 2.497 39m27s | 2568.67 82485 n.a.%
Nov 04 10:24 | 45 1.4% | 2.484 39m12s | 2582.11 82485 n.a.%
Nov 04 10:24 | 49 1.5% | 2.493 39m18s | 2572.79 82485 n.a.%
Nov 04 10:24 | 52 1.6% | 2.482 39m05s | 2584.19 82485 n.a.%
Nov 04 10:24 | 57 1.7% | 2.495 39m15s | 2570.73 82485 n.a.%
Nov 04 10:24 | 60 1.8% | 2.491 39m09s | 2574.86 82485 n.a.%
Nov 04 10:24 | 64 1.9% | 2.498 39m13s | 2567.64 82485 n.a.%
Nov 04 10:24 | 81 2.0% | 2.500 39m13s | 2565.59 82485 n.a.%
Nov 04 10:24 | 84 2.1% | 2.496 39m06s | 2569.70 82485 n.a.%
Nov 04 10:24 | 85 2.2% | 2.506 39m13s | 2559.45 82485 n.a.%
Nov 04 10:24 | 96 2.3% | 2.505 39m10s | 2560.47 82485 n.a.%
Nov 04 10:24 | 100 2.4% | 2.490 38m53s | 2575.89 82485 n.a.%
Nov 04 10:24 | 109 2.5% | 2.504 39m04s | 2561.49 82485 n.a.%
Nov 04 10:24 | 112 2.6% | 2.499 38m57s | 2566.61 82485 n.a.%
Nov 04 10:24 | 117 2.7% | 2.500 38m55s | 2565.59 82485 n.a.%
Nov 04 10:24 | 120 2.8% | 2.500 38m53s | 2565.59 82485 n.a.%
Nov 04 10:24 | 121 2.9% | 2.498 38m48s | 2567.64 82485 n.a.%
Nov 04 10:24 | 124 3.0% | 2.518 39m04s | 2547.25 82485 n.a.%
Nov 04 10:24 | 129 3.1% | 2.505 38m50s | 2560.47 82485 n.a.%
Nov 04 10:24 | 136 3.2% | 2.498 38m41s | 2567.64 82485 n.a.%
Nov 04 10:24 | 141 3.3% | 2.498 38m38s | 2567.64 82485 n.a.%
Nov 04 10:24 | 144 3.4% | 2.496 38m34s | 2569.70 82485 n.a.%
Nov 04 10:24 | 145 3.5% | 2.500 38m35s | 2565.59 82485 n.a.%
Nov 04 10:25 | 156 3.6% | 2.485 38m19s | 2581.07 82485 n.a.%
Nov 04 10:25 | 157 3.8% | 2.490 38m21s | 2575.89 82485 n.a.%
Nov 04 10:25 | 165 3.9% | 2.487 38m16s | 2579.00 82485 n.a.%
Nov 04 10:25 | 169 4.0% | 2.495 38m20s | 2570.73 82485 n.a.%
Nov 04 10:25 | 172 4.1% | 2.508 38m30s | 2557.40 82485 n.a.%
Nov 04 10:25 | 177 4.2% | 2.493 38m14s | 2572.79 82485 n.a.%
Nov 04 10:25 | 180 4.3% | 2.495 38m13s | 2570.73 82485 n.a.%
Nov 04 10:25 | 184 4.4% | 2.498 38m13s | 2567.64 82485 n.a.%
Nov 04 10:25 | 189 4.5% | 2.496 38m09s | 2569.70 82485 n.a.%
Nov 04 10:25 | 192 4.6% | 2.496 38m06s | 2569.70 82485 n.a.%
Nov 04 10:25 | 196 4.7% | 2.494 38m02s | 2571.76 82485 n.a.%
Nov 04 10:25 | 201 4.8% | 2.499 38m04s | 2566.61 82485 n.a.%
Nov 04 10:25 | 205 4.9% | 2.499 38m02s | 2566.61 82485 n.a.%
Nov 04 10:25 | 217 5.0% | 2.493 37m54s | 2572.79 82485 n.a.%
Nov 04 10:25 | 220 5.1% | 2.500 37m58s | 2565.59 82485 n.a.%
Nov 04 10:25 | 225 5.2% | 2.487 37m43s | 2579.00 82485 n.a.%
Nov 04 10:25 | 229 5.3% | 2.493 37m46s | 2572.79 82485 n.a.%
Nov 04 10:25 | 232 5.4% | 2.497 37m47s | 2568.67 82485 n.a.%
Nov 04 10:25 | 240 5.5% | 2.490 37m38s | 2575.89 82485 n.a.%
Nov 04 10:25 | 241 5.6% | 2.487 37m33s | 2579.00 82485 n.a.%
Nov 04 10:25 | 249 5.7% | 2.504 37m46s | 2561.49 82485 n.a.%
Nov 04 10:25 | 252 5.8% | 2.499 37m39s | 2566.61 82485 n.a.%
Nov 04 10:25 | 256 5.9% | 2.496 37m34s | 2569.70 82485 n.a.%
Nov 04 10:25 | 261 6.0% | 2.490 37m26s | 2575.89 82485 n.a.%
Nov 04 10:25 | 264 6.1% | 2.493 37m26s | 2572.79 82485 n.a.%
Nov 04 10:26 | 276 6.2% | 2.478 37m10s | 2588.37 82485 n.a.%
Nov 04 10:26 | 277 6.4% | 2.493 37m21s | 2572.79 82485 n.a.%
Nov 04 10:26 | 280 6.5% | 2.495 37m21s | 2570.73 82485 n.a.%
Nov 04 10:26 | 285 6.6% | 2.496 37m19s | 2569.70 82485 n.a.%
Nov 04 10:26 | 289 6.7% | 2.495 37m16s | 2570.73 82485 n.a.%
Nov 04 10:26 | 297 6.8% | 2.494 37m12s | 2571.76 82485 n.a.%
Nov 04 10:26 | 301 6.9% | 2.494 37m10s | 2571.76 82485 n.a.%
Nov 04 10:26 | 304 7.0% | 2.491 37m04s | 2574.86 82485 n.a.%
Nov 04 10:26 | 309 7.1% | 2.458 36m33s | 2609.43 82485 n.a.%
Nov 04 10:26 | 312 7.2% | 2.496 37m04s | 2569.70 82485 n.a.%
Nov 04 10:26 | 316 7.3% | 2.498 37m03s | 2567.64 82485 n.a.%
Nov 04 10:26 | 324 7.4% | 2.500 37m03s | 2565.59 82485 n.a.%
Nov 04 10:26 | 337 7.5% | 2.499 36m59s | 2566.61 82485 n.a.%
Nov 04 10:26 | 340 7.6% | 2.485 36m44s | 2581.07 82485 n.a.%
Nov 04 10:26 | 345 7.7% | 2.489 36m45s | 2576.93 82485 n.a.%
Nov 04 10:26 | 352 7.8% | 2.509 37m00s | 2556.38 82485 n.a.%
Nov 04 10:26 | 357 7.9% | 2.498 36m48s | 2567.64 82485 n.a.%
Nov 04 10:26 | 360 8.0% | 2.491 36m40s | 2574.86 82485 n.a.%
Nov 04 10:26 | 361 8.1% | 2.490 36m36s | 2575.89 82485 n.a.%
Nov 04 10:26 | 364 8.2% | 2.489 36m33s | 2576.93 82485 n.a.%
Nov 04 10:26 | 372 8.3% | 2.500 36m40s | 2565.59 82485 n.a.%
Nov 04 10:26 | 376 8.4% | 2.497 36m35s | 2568.67 82485 n.a.%
Nov 04 10:26 | 381 8.5% | 2.495 36m31s | 2570.73 82485 n.a.%
Nov 04 10:26 | 385 8.6% | 2.499 36m32s | 2566.61 82485 n.a.%
Nov 04 10:27 | 396 8.8% | 2.499 36m29s | 2566.61 82485 n.a.%
Nov 04 10:27 | 397 8.9% | 2.484 36m14s | 2582.11 82485 n.a.%
Nov 04 10:27 | 400 9.0% | 2.492 36m18s | 2573.82 82485 n.a.%
Nov 04 10:27 | 409 9.1% | 2.495 36m18s | 2570.73 82485 n.a.%
Nov 04 10:27 | 417 9.2% | 2.500 36m20s | 2565.59 82485 n.a.%
Nov 04 10:27 | 420 9.3% | 2.485 36m04s | 2581.07 82485 n.a.%
Nov 04 10:27 | 421 9.4% | 2.491 36m07s | 2574.86 82485 n.a.%
Nov 04 10:27 | 429 9.5% | 2.492 36m06s | 2573.82 82485 n.a.%
Nov 04 10:27 | 432 9.6% | 2.500 36m10s | 2565.59 82485 n.a.%
Nov 04 10:27 | 436 9.7% | 2.491 36m00s | 2574.86 82485 n.a.%
Nov 04 10:27 | 441 9.8% | 2.490 35m56s | 2575.89 82485 n.a.%
Nov 04 10:27 | 444 9.9% | 2.497 36m00s | 2568.67 82485 n.a.%
Nov 04 10:27 | 445 10.0% | 2.502 36m02s | 2563.54 82485 n.a.%
Nov 04 10:27 | 456 10.1% | 2.503 36m00s | 2562.51 82485 n.a.%
Nov 04 10:27 | 460 10.2% | 2.504 35m58s | 2561.49 82485 n.a.%
Nov 04 10:27 | 465 10.3% | 2.498 35m51s | 2567.64 82485 n.a.%
Nov 04 10:27 | 469 10.4% | 2.497 35m47s | 2568.67 82485 n.a.%
Nov 04 10:27 | 472 10.5% | 2.491 35m40s | 2574.86 82485 n.a.%
Nov 04 10:27 | 477 10.6% | 2.496 35m42s | 2569.70 82485 n.a.%
Nov 04 10:27 | 480 10.7% | 2.500 35m43s | 2565.59 82485 n.a.%
Nov 04 10:27 | 481 10.8% | 2.502 35m42s | 2563.54 82485 n.a.%
Nov 04 10:27 | 484 10.9% | 2.491 35m30s | 2574.86 82485 n.a.%
Nov 04 10:27 | 492 11.0% | 2.501 35m36s | 2564.56 82485 n.a.%
Nov 04 10:27 | 504 11.1% | 2.517 35m47s | 2548.26 82485 n.a.%
Nov 04 10:28 | 505 11.2% | 2.495 35m26s | 2570.73 82485 n.a.%
Nov 04 10:28 | 516 11.4% | 2.499 35m27s | 2566.61 82485 n.a.%
Nov 04 10:28 | 520 11.5% | 2.494 35m20s | 2571.76 82485 n.a.%
Nov 04 10:28 | 525 11.6% | 2.486 35m11s | 2580.04 82485 n.a.%
Nov 04 10:28 | 529 11.7% | 2.519 35m36s | 2546.24 82485 n.a.%
Nov 04 10:28 | 532 11.8% | 2.495 35m13s | 2570.73 82485 n.a.%
Nov 04 10:28 | 537 11.9% | 2.494 35m10s | 2571.76 82485 n.a.%
Nov 04 10:28 | 540 12.0% | 2.496 35m09s | 2569.70 82485 n.a.%
Nov 04 10:28 | 541 12.1% | 2.490 35m02s | 2575.89 82485 n.a.%
Nov 04 10:28 | 544 12.2% | 2.498 35m06s | 2567.64 82485 n.a.%
Nov 04 10:28 | 549 12.3% | 2.493 34m59s | 2572.79 82485 n.a.%
Nov 04 10:28 | 561 12.4% | 2.503 35m05s | 2562.51 82485 n.a.%
Nov 04 10:28 | 564 12.5% | 2.507 35m06s | 2558.42 82485 n.a.%
Nov 04 10:28 | 565 12.6% | 2.501 34m58s | 2564.56 82485 n.a.%
Nov 04 10:28 | 576 12.7% | 2.498 34m53s | 2567.64 82485 n.a.%
Nov 04 10:28 | 577 12.8% | 2.494 34m47s | 2571.76 82485 n.a.%
Nov 04 10:28 | 585 12.9% | 2.500 34m50s | 2565.59 82485 n.a.%
Nov 04 10:28 | 592 13.0% | 2.498 34m46s | 2567.64 82485 n.a.%
Nov 04 10:28 | 597 13.1% | 2.498 34m43s | 2567.64 82485 n.a.%
Nov 04 10:28 | 604 13.2% | 2.490 34m34s | 2575.89 82485 n.a.%
x mod p out of range!! x = 307251, p = 43735, pinv = 98493, r = 263516
Nov 04 10:28 | 609 13.3% | 1.779 24m40s | 3605.38 82485 n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2026-11-04 10:28:52 (24992): mfaktc-win-64.exe exited; CPU time 9.875000
2026-11-04 10:28:52 (24992): app exit status: 0x1
2026-11-04 10:28:52 (24992): called boinc_finish(195)
</stderr_txt>
]]>
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