Task 60722653
| Name | TF_76-77_212-215M_wu_39319_1 |
| Workunit | 54292450 |
| Created | 3 Nov 2026, 19:15:56 UTC |
| Sent | 3 Nov 2026, 19:21:35 UTC |
| Report deadline | 9 Nov 2026, 19:21:35 UTC |
| Received | 4 Nov 2026, 3:46:35 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
| Computer ID | 248535 |
| Run time | 7 min 2 sec |
| CPU time | 8 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 | 473.92 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 06:39:42 (27444): wrapper (7.24.26018): starting
2026-11-04 06:39:43 (27444): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-04 06:39:43 (27444): wrapper: created child process 27960
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=214707989 bit_min=76 bit_max=77 (71.28 GHz-days)
Starting trial factoring M214707989 from 2^76 to 2^77 (71.28 GHz-days)
k_min = 175954942515660
k_max = 351909885038857
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Nov 04 06:39 | 0 0.1% | 3.343 53m26s | 1918.97 82485 n.a.%
Nov 04 06:39 | 7 0.2% | 3.335 53m15s | 1923.57 82485 n.a.%
Nov 04 06:39 | 12 0.3% | 3.327 53m04s | 1928.20 82485 n.a.%
Nov 04 06:40 | 15 0.4% | 3.334 53m07s | 1924.15 82485 n.a.%
Nov 04 06:40 | 19 0.5% | 3.345 53m14s | 1917.82 82485 n.a.%
Nov 04 06:40 | 24 0.6% | 3.339 53m05s | 1921.27 82485 n.a.%
Nov 04 06:40 | 31 0.7% | 3.337 53m00s | 1922.42 82485 n.a.%
Nov 04 06:40 | 36 0.8% | 3.336 52m56s | 1922.99 82485 n.a.%
Nov 04 06:40 | 40 0.9% | 3.344 53m00s | 1918.39 82485 n.a.%
Nov 04 06:40 | 51 1.0% | 3.340 52m53s | 1920.69 82485 n.a.%
Nov 04 06:40 | 52 1.1% | 3.337 52m47s | 1922.42 82485 n.a.%
Nov 04 06:40 | 55 1.2% | 3.336 52m43s | 1922.99 82485 n.a.%
Nov 04 06:40 | 64 1.4% | 3.349 52m52s | 1915.53 82485 n.a.%
Nov 04 06:40 | 72 1.5% | 3.339 52m39s | 1921.27 82485 n.a.%
Nov 04 06:40 | 75 1.6% | 3.335 52m32s | 1923.57 82485 n.a.%
Nov 04 06:40 | 76 1.7% | 3.334 52m27s | 1924.15 82485 n.a.%
Nov 04 06:40 | 79 1.8% | 3.334 52m24s | 1924.15 82485 n.a.%
Nov 04 06:40 | 84 1.9% | 3.334 52m21s | 1924.15 82485 n.a.%
Nov 04 06:40 | 87 2.0% | 3.337 52m20s | 1922.42 82485 n.a.%
Nov 04 06:40 | 91 2.1% | 3.336 52m16s | 1922.99 82485 n.a.%
Nov 04 06:40 | 96 2.2% | 3.335 52m12s | 1923.57 82485 n.a.%
Nov 04 06:41 | 99 2.3% | 3.336 52m09s | 1922.99 82485 n.a.%
Nov 04 06:41 | 100 2.4% | 3.335 52m05s | 1923.57 82485 n.a.%
Nov 04 06:41 | 111 2.5% | 3.332 51m59s | 1925.30 82485 n.a.%
Nov 04 06:41 | 112 2.6% | 3.335 51m58s | 1923.57 82485 n.a.%
Nov 04 06:41 | 120 2.7% | 3.342 52m01s | 1919.54 82485 n.a.%
Nov 04 06:41 | 124 2.8% | 3.342 51m58s | 1919.54 82485 n.a.%
Nov 04 06:41 | 127 2.9% | 3.345 51m58s | 1917.82 82485 n.a.%
Nov 04 06:41 | 132 3.0% | 3.339 51m49s | 1921.27 82485 n.a.%
Nov 04 06:41 | 135 3.1% | 3.338 51m44s | 1921.84 82485 n.a.%
Nov 04 06:41 | 136 3.2% | 3.336 51m39s | 1922.99 82485 n.a.%
Nov 04 06:41 | 139 3.3% | 3.337 51m37s | 1922.42 82485 n.a.%
Nov 04 06:41 | 147 3.4% | 3.341 51m37s | 1920.12 82485 n.a.%
Nov 04 06:41 | 156 3.5% | 3.337 51m30s | 1922.42 82485 n.a.%
Nov 04 06:41 | 160 3.6% | 3.337 51m27s | 1922.42 82485 n.a.%
Nov 04 06:41 | 171 3.8% | 3.337 51m23s | 1922.42 82485 n.a.%
Nov 04 06:41 | 175 3.9% | 3.334 51m17s | 1924.15 82485 n.a.%
Nov 04 06:41 | 180 4.0% | 3.335 51m15s | 1923.57 82485 n.a.%
Nov 04 06:41 | 184 4.1% | 3.332 51m09s | 1925.30 82485 n.a.%
Nov 04 06:42 | 187 4.2% | 3.336 51m09s | 1922.99 82485 n.a.%
Nov 04 06:42 | 195 4.3% | 3.346 51m15s | 1917.25 82485 n.a.%
Nov 04 06:42 | 196 4.4% | 3.348 51m13s | 1916.10 82485 n.a.%
Nov 04 06:42 | 199 4.5% | 3.338 51m01s | 1921.84 82485 n.a.%
Nov 04 06:42 | 204 4.6% | 3.335 50m55s | 1923.57 82485 n.a.%
Nov 04 06:42 | 211 4.7% | 3.342 50m58s | 1919.54 82485 n.a.%
Nov 04 06:42 | 216 4.8% | 3.339 50m52s | 1921.27 82485 n.a.%
Nov 04 06:42 | 219 4.9% | 3.344 50m53s | 1918.39 82485 n.a.%
Nov 04 06:42 | 220 5.0% | 3.350 50m55s | 1914.96 82485 n.a.%
Nov 04 06:42 | 231 5.1% | 3.477 52m48s | 1845.01 82485 n.a.%
Nov 04 06:42 | 232 5.2% | 3.341 50m40s | 1920.12 82485 n.a.%
Nov 04 06:42 | 240 5.3% | 3.340 50m36s | 1920.69 82485 n.a.%
Nov 04 06:42 | 244 5.4% | 3.340 50m33s | 1920.69 82485 n.a.%
Nov 04 06:42 | 252 5.5% | 3.337 50m27s | 1922.42 82485 n.a.%
Nov 04 06:42 | 255 5.6% | 3.332 50m19s | 1925.30 82485 n.a.%
Nov 04 06:42 | 259 5.7% | 3.334 50m17s | 1924.15 82485 n.a.%
Nov 04 06:42 | 264 5.8% | 3.338 50m18s | 1921.84 82485 n.a.%
Nov 04 06:42 | 267 5.9% | 3.341 50m17s | 1920.12 82485 n.a.%
Nov 04 06:43 | 271 6.0% | 3.340 50m13s | 1920.69 82485 n.a.%
Nov 04 06:43 | 276 6.1% | 3.336 50m06s | 1922.99 82485 n.a.%
Nov 04 06:43 | 279 6.2% | 3.337 50m03s | 1922.42 82485 n.a.%
Nov 04 06:43 | 292 6.4% | 3.334 49m57s | 1924.15 82485 n.a.%
Nov 04 06:43 | 295 6.5% | 3.338 49m58s | 1921.84 82485 n.a.%
Nov 04 06:43 | 300 6.6% | 3.342 49m58s | 1919.54 82485 n.a.%
Nov 04 06:43 | 304 6.7% | 3.346 49m58s | 1917.25 82485 n.a.%
Nov 04 06:43 | 307 6.8% | 3.335 49m45s | 1923.57 82485 n.a.%
Nov 04 06:43 | 315 6.9% | 3.338 49m44s | 1921.84 82485 n.a.%
Nov 04 06:43 | 316 7.0% | 3.340 49m43s | 1920.69 82485 n.a.%
Nov 04 06:43 | 327 7.1% | 3.344 49m43s | 1918.39 82485 n.a.%
Nov 04 06:43 | 331 7.2% | 3.338 49m34s | 1921.84 82485 n.a.%
Nov 04 06:43 | 336 7.3% | 3.350 49m42s | 1914.96 82485 n.a.%
Nov 04 06:43 | 339 7.4% | 3.338 49m27s | 1921.84 82485 n.a.%
Nov 04 06:43 | 351 7.5% | 3.337 49m23s | 1922.42 82485 n.a.%
Nov 04 06:43 | 352 7.6% | 3.342 49m24s | 1919.54 82485 n.a.%
Nov 04 06:43 | 355 7.7% | 3.333 49m13s | 1924.73 82485 n.a.%
Nov 04 06:43 | 360 7.8% | 3.337 49m13s | 1922.42 82485 n.a.%
Nov 04 06:44 | 364 7.9% | 3.336 49m09s | 1922.99 82485 n.a.%
Nov 04 06:44 | 367 8.0% | 3.335 49m05s | 1923.57 82485 n.a.%
Nov 04 06:44 | 372 8.1% | 3.338 49m04s | 1921.84 82485 n.a.%
Nov 04 06:44 | 376 8.2% | 3.345 49m07s | 1917.82 82485 n.a.%
Nov 04 06:44 | 384 8.3% | 3.345 49m04s | 1917.82 82485 n.a.%
Nov 04 06:44 | 387 8.4% | 3.340 48m56s | 1920.69 82485 n.a.%
Nov 04 06:44 | 391 8.5% | 3.338 48m51s | 1921.84 82485 n.a.%
Nov 04 06:44 | 399 8.6% | 3.337 48m47s | 1922.42 82485 n.a.%
Nov 04 06:44 | 400 8.8% | 3.338 48m44s | 1921.84 82485 n.a.%
Nov 04 06:44 | 411 8.9% | 3.341 48m43s | 1920.12 82485 n.a.%
Nov 04 06:44 | 415 9.0% | 3.336 48m36s | 1922.99 82485 n.a.%
Nov 04 06:44 | 420 9.1% | 3.343 48m38s | 1918.97 82485 n.a.%
Nov 04 06:44 | 427 9.2% | 3.337 48m30s | 1922.42 82485 n.a.%
Nov 04 06:44 | 432 9.3% | 3.334 48m24s | 1924.15 82485 n.a.%
Nov 04 06:44 | 435 9.4% | 3.340 48m26s | 1920.69 82485 n.a.%
Nov 04 06:44 | 436 9.5% | 3.348 48m29s | 1916.10 82485 n.a.%
Nov 04 06:44 | 439 9.6% | 3.333 48m13s | 1924.73 82485 n.a.%
Nov 04 06:44 | 444 9.7% | 3.338 48m14s | 1921.84 82485 n.a.%
Nov 04 06:45 | 447 9.8% | 3.363 48m32s | 1907.56 82485 n.a.%
Nov 04 06:45 | 451 9.9% | 3.341 48m10s | 1920.12 82485 n.a.%
Nov 04 06:45 | 460 10.0% | 3.340 48m06s | 1920.69 82485 n.a.%
Nov 04 06:45 | 471 10.1% | 3.339 48m02s | 1921.27 82485 n.a.%
Nov 04 06:45 | 472 10.2% | 3.350 48m08s | 1914.96 82485 n.a.%
Nov 04 06:45 | 475 10.3% | 3.341 47m57s | 1920.12 82485 n.a.%
Nov 04 06:45 | 484 10.4% | 3.353 48m04s | 1913.24 82485 n.a.%
Nov 04 06:45 | 492 10.5% | 3.347 47m55s | 1916.67 82485 n.a.%
Nov 04 06:45 | 495 10.6% | 3.337 47m43s | 1922.42 82485 n.a.%
Nov 04 06:45 | 496 10.7% | 3.341 47m43s | 1920.12 82485 n.a.%
Nov 04 06:45 | 499 10.8% | 3.336 47m36s | 1922.99 82485 n.a.%
Nov 04 06:45 | 504 10.9% | 3.335 47m31s | 1923.57 82485 n.a.%
Nov 04 06:45 | 507 11.0% | 3.350 47m41s | 1914.96 82485 n.a.%
Nov 04 06:45 | 516 11.1% | 3.336 47m26s | 1922.99 82485 n.a.%
Nov 04 06:45 | 519 11.2% | 3.331 47m18s | 1925.88 82485 n.a.%
Nov 04 06:45 | 520 11.4% | 3.345 47m27s | 1917.82 82485 n.a.%
Nov 04 06:45 | 531 11.5% | 3.337 47m16s | 1922.42 82485 n.a.%
Nov 04 06:45 | 532 11.6% | 3.338 47m14s | 1921.84 82485 n.a.%
Nov 04 06:46 | 535 11.7% | 3.335 47m08s | 1923.57 82485 n.a.%
Nov 04 06:46 | 540 11.8% | 3.334 47m04s | 1924.15 82485 n.a.%
Nov 04 06:46 | 547 11.9% | 3.335 47m01s | 1923.57 82485 n.a.%
Nov 04 06:46 | 552 12.0% | 3.335 46m58s | 1923.57 82485 n.a.%
Nov 04 06:46 | 556 12.1% | 3.348 47m06s | 1916.10 82485 n.a.%
Nov 04 06:46 | 559 12.2% | 3.339 46m55s | 1921.27 82485 n.a.%
Nov 04 06:46 | 567 12.3% | 3.343 46m55s | 1918.97 82485 n.a.%
Nov 04 06:46 | 576 12.4% | 3.337 46m46s | 1922.42 82485 n.a.%
Nov 04 06:46 | 579 12.5% | 3.337 46m43s | 1922.42 82485 n.a.%
Nov 04 06:46 | 580 12.6% | 3.339 46m41s | 1921.27 82485 n.a.%
Nov 04 06:46 | 591 12.7% | 3.338 46m37s | 1921.84 82485 n.a.%
Nov 04 06:46 | 595 12.8% | 3.334 46m31s | 1924.15 82485 n.a.%
Nov 04 06:46 | 600 12.9% | 3.337 46m30s | 1922.42 82485 n.a.%
x mod p out of range!! x = 574106, p = 61071, pinv = 70476, r = 513035
Nov 04 06:46 | 604 13.0% | 1.373 19m06s | 4672.33 82485 n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2026-11-04 06:46:43 (27444): mfaktc-win-64.exe exited; CPU time 8.703125
2026-11-04 06:46:43 (27444): app exit status: 0x1
2026-11-04 06:46:43 (27444): called boinc_finish(195)
</stderr_txt>
]]>
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