Task 55754938
| Name | TF_76-77_163-178M_wu_3380_1 |
| Workunit | 50176866 |
| Created | 25 May 2026, 20:56:16 UTC |
| Sent | 25 May 2026, 21:26:11 UTC |
| Report deadline | 31 May 2026, 21:26:11 UTC |
| Received | 26 May 2026, 0:39:55 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
| Computer ID | 248535 |
| Run time | 13 min 58 sec |
| CPU time | 26 sec |
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 11,767.82 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 146.34 MB |
| Peak swap size | 466.91 MB |
| Peak disk usage | 4.97 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>
2026-05-26 02:08:50 (22252): wrapper (7.24.26018): starting
2026-05-26 02:08:50 (22252): wrapper: running mfaktc-win-64.exe (-d 0)
2026-05-26 02:08:50 (22252): wrapper: created child process 32116
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 13.2
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=163351703 bit_min=76 bit_max=77 (93.69 GHz-days)
Starting trial factoring M163351703 from 2^76 to 2^77 (93.69 GHz-days)
k_min = 231273572108040
k_max = 462547144218718
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
May 26 02:08 | 0 0.1% | 4.378 1h09m | 1925.98 82485 n.a.%
May 26 02:09 | 1 0.2% | 4.579 1h13m | 1841.44 82485 n.a.%
May 26 02:09 | 12 0.3% | 4.457 1h11m | 1891.85 82485 n.a.%
May 26 02:09 | 16 0.4% | 4.452 1h10m | 1893.97 82485 n.a.%
May 26 02:09 | 21 0.5% | 4.431 1h10m | 1902.95 82485 n.a.%
May 26 02:09 | 28 0.6% | 4.405 1h10m | 1914.18 82485 n.a.%
May 26 02:09 | 33 0.7% | 4.460 1h10m | 1890.57 82485 n.a.%
May 26 02:09 | 37 0.8% | 4.312 1h08m | 1955.46 82485 n.a.%
May 26 02:09 | 40 0.9% | 4.428 1h10m | 1904.24 82485 n.a.%
May 26 02:09 | 45 1.0% | 4.394 1h09m | 1918.97 82485 n.a.%
May 26 02:09 | 52 1.1% | 4.390 1h09m | 1920.72 82485 n.a.%
May 26 02:09 | 57 1.2% | 3.774 59m38s | 2234.22 82485 n.a.%
May 26 02:09 | 60 1.4% | 2.849 44m58s | 2959.62 82485 n.a.%
May 26 02:09 | 61 1.5% | 2.996 47m14s | 2814.41 82485 n.a.%
May 26 02:09 | 72 1.6% | 4.003 1h03m | 2106.41 82485 n.a.%
May 26 02:09 | 73 1.7% | 4.440 1h09m | 1899.09 82485 n.a.%
May 26 02:10 | 81 1.8% | 4.345 1h08m | 1940.61 82485 n.a.%
May 26 02:10 | 85 1.9% | 4.431 1h09m | 1902.95 82485 n.a.%
May 26 02:10 | 88 2.0% | 4.425 1h09m | 1905.53 82485 n.a.%
May 26 02:10 | 93 2.1% | 4.490 1h10m | 1877.94 82485 n.a.%
May 26 02:10 | 96 2.2% | 4.342 1h07m | 1941.95 82485 n.a.%
May 26 02:10 | 100 2.3% | 4.364 1h08m | 1932.16 82485 n.a.%
May 26 02:10 | 105 2.4% | 4.449 1h09m | 1895.25 82485 n.a.%
May 26 02:10 | 108 2.5% | 4.404 1h08m | 1914.61 82485 n.a.%
May 26 02:10 | 112 2.6% | 4.442 1h09m | 1898.24 82485 n.a.%
May 26 02:10 | 117 2.7% | 4.525 1h10m | 1863.42 82485 n.a.%
May 26 02:10 | 120 2.8% | 4.466 1h09m | 1888.03 82485 n.a.%
May 26 02:10 | 121 2.9% | 4.462 1h09m | 1889.73 82485 n.a.%
May 26 02:10 | 133 3.0% | 4.422 1h08m | 1906.82 82485 n.a.%
May 26 02:11 | 136 3.1% | 4.448 1h08m | 1895.67 82485 n.a.%
May 26 02:11 | 141 3.2% | 4.399 1h08m | 1916.79 82485 n.a.%
May 26 02:11 | 145 3.3% | 4.420 1h08m | 1907.68 82485 n.a.%
May 26 02:11 | 148 3.4% | 4.512 1h09m | 1868.79 82485 n.a.%
May 26 02:11 | 156 3.5% | 4.422 1h08m | 1906.82 82485 n.a.%
May 26 02:11 | 165 3.6% | 4.332 1h06m | 1946.44 82485 n.a.%
May 26 02:11 | 172 3.8% | 4.505 1h09m | 1871.69 82485 n.a.%
May 26 02:11 | 177 3.9% | 4.492 1h09m | 1877.11 82485 n.a.%
May 26 02:11 | 180 4.0% | 4.496 1h09m | 1875.44 82485 n.a.%
May 26 02:11 | 192 4.1% | 4.415 1h07m | 1909.84 82485 n.a.%
May 26 02:11 | 193 4.2% | 4.364 1h06m | 1932.16 82485 n.a.%
May 26 02:11 | 196 4.3% | 4.528 1h09m | 1862.18 82485 n.a.%
May 26 02:11 | 205 4.4% | 4.416 1h07m | 1909.41 82485 n.a.%
May 26 02:11 | 208 4.5% | 4.445 1h07m | 1896.95 82485 n.a.%
May 26 02:12 | 213 4.6% | 4.375 1h06m | 1927.31 82485 n.a.%
May 26 02:12 | 217 4.7% | 4.413 1h07m | 1910.71 82485 n.a.%
May 26 02:12 | 220 4.8% | 4.403 1h07m | 1915.05 82485 n.a.%
May 26 02:12 | 225 4.9% | 4.408 1h07m | 1912.88 82485 n.a.%
May 26 02:12 | 228 5.0% | 4.462 1h07m | 1889.73 82485 n.a.%
May 26 02:12 | 232 5.1% | 4.371 1h06m | 1929.07 82485 n.a.%
May 26 02:12 | 240 5.2% | 4.395 1h06m | 1918.54 82485 n.a.%
May 26 02:12 | 241 5.3% | 4.383 1h06m | 1923.79 82485 n.a.%
May 26 02:12 | 252 5.4% | 4.430 1h07m | 1903.38 82485 n.a.%
May 26 02:12 | 253 5.5% | 4.353 1h05m | 1937.05 82485 n.a.%
May 26 02:12 | 261 5.6% | 4.412 1h06m | 1911.14 82485 n.a.%
May 26 02:12 | 268 5.7% | 4.509 1h08m | 1870.03 82485 n.a.%
May 26 02:12 | 273 5.8% | 4.367 1h05m | 1930.84 82485 n.a.%
May 26 02:13 | 276 5.9% | 4.423 1h06m | 1906.39 82485 n.a.%
May 26 02:13 | 277 6.0% | 4.372 1h05m | 1928.63 82485 n.a.%
May 26 02:13 | 280 6.1% | 4.388 1h05m | 1921.60 82485 n.a.%
May 26 02:13 | 285 6.2% | 4.583 1h08m | 1839.83 82485 n.a.%
May 26 02:13 | 288 6.4% | 4.552 1h08m | 1852.36 82485 n.a.%
May 26 02:13 | 292 6.5% | 4.416 1h06m | 1909.41 82485 n.a.%
May 26 02:13 | 297 6.6% | 4.442 1h06m | 1898.24 82485 n.a.%
May 26 02:13 | 301 6.7% | 4.386 1h05m | 1922.47 82485 n.a.%
May 26 02:13 | 312 6.8% | 4.395 1h05m | 1918.54 82485 n.a.%
May 26 02:13 | 313 6.9% | 4.452 1h06m | 1893.97 82485 n.a.%
May 26 02:13 | 316 7.0% | 4.464 1h06m | 1888.88 82485 n.a.%
May 26 02:13 | 325 7.1% | 4.367 1h04m | 1930.84 82485 n.a.%
May 26 02:13 | 336 7.2% | 4.451 1h06m | 1894.40 82485 n.a.%
May 26 02:13 | 337 7.3% | 4.440 1h05m | 1899.09 82485 n.a.%
May 26 02:14 | 340 7.4% | 4.434 1h05m | 1901.66 82485 n.a.%
May 26 02:14 | 345 7.5% | 4.546 1h07m | 1854.81 82485 n.a.%
May 26 02:14 | 348 7.6% | 4.563 1h07m | 1847.90 82485 n.a.%
May 26 02:14 | 352 7.7% | 4.399 1h04m | 1916.79 82485 n.a.%
May 26 02:14 | 357 7.8% | 4.459 1h05m | 1891.00 82485 n.a.%
May 26 02:14 | 360 7.9% | 4.357 1h04m | 1935.27 82485 n.a.%
May 26 02:14 | 361 8.0% | 4.398 1h04m | 1917.23 82485 n.a.%
May 26 02:14 | 372 8.1% | 4.476 1h05m | 1883.82 82485 n.a.%
May 26 02:14 | 373 8.2% | 4.421 1h04m | 1907.25 82485 n.a.%
May 26 02:14 | 376 8.3% | 4.422 1h04m | 1906.82 82485 n.a.%
May 26 02:14 | 381 8.4% | 4.392 1h04m | 1919.85 82485 n.a.%
May 26 02:14 | 385 8.5% | 4.492 1h05m | 1877.11 82485 n.a.%
May 26 02:14 | 393 8.6% | 4.344 1h03m | 1941.06 82485 n.a.%
May 26 02:15 | 396 8.8% | 4.455 1h05m | 1892.70 82485 n.a.%
May 26 02:15 | 397 8.9% | 4.505 1h05m | 1871.69 82485 n.a.%
May 26 02:15 | 400 9.0% | 4.389 1h03m | 1921.16 82485 n.a.%
May 26 02:15 | 408 9.1% | 4.429 1h04m | 1903.81 82485 n.a.%
May 26 02:15 | 417 9.2% | 4.503 1h05m | 1872.52 82485 n.a.%
May 26 02:15 | 420 9.3% | 4.491 1h05m | 1877.52 82485 n.a.%
May 26 02:15 | 436 9.4% | 4.368 1h03m | 1930.39 82485 n.a.%
May 26 02:15 | 441 9.5% | 4.456 1h04m | 1892.27 82485 n.a.%
May 26 02:15 | 445 9.6% | 4.407 1h03m | 1913.31 82485 n.a.%
May 26 02:15 | 448 9.7% | 4.382 1h03m | 1924.23 82485 n.a.%
May 26 02:15 | 453 9.8% | 4.474 1h04m | 1884.66 82485 n.a.%
May 26 02:15 | 456 9.9% | 4.441 1h04m | 1898.66 82485 n.a.%
May 26 02:15 | 457 10.0% | 4.518 1h05m | 1866.30 82485 n.a.%
May 26 02:15 | 460 10.1% | 4.495 1h04m | 1875.85 82485 n.a.%
May 26 02:16 | 472 10.2% | 4.455 1h04m | 1892.70 82485 n.a.%
May 26 02:16 | 477 10.3% | 4.496 1h04m | 1875.44 82485 n.a.%
May 26 02:16 | 480 10.4% | 4.505 1h04m | 1871.69 82485 n.a.%
May 26 02:16 | 481 10.5% | 4.473 1h04m | 1885.08 82485 n.a.%
May 26 02:16 | 492 10.6% | 4.482 1h04m | 1881.29 82485 n.a.%
May 26 02:16 | 493 10.7% | 4.399 1h02m | 1916.79 82485 n.a.%
May 26 02:16 | 501 10.8% | 4.472 1h03m | 1885.50 82485 n.a.%
May 26 02:16 | 505 10.9% | 4.425 1h03m | 1905.53 82485 n.a.%
May 26 02:16 | 508 11.0% | 4.339 1h01m | 1943.30 82485 n.a.%
May 26 02:16 | 513 11.1% | 4.484 1h03m | 1880.46 82485 n.a.%
May 26 02:16 | 516 11.2% | 4.544 1h04m | 1855.63 82485 n.a.%
May 26 02:16 | 525 11.4% | 4.477 1h03m | 1883.40 82485 n.a.%
May 26 02:16 | 528 11.5% | 4.514 1h03m | 1867.96 82485 n.a.%
May 26 02:17 | 532 11.6% | 4.424 1h02m | 1905.96 82485 n.a.%
May 26 02:17 | 537 11.7% | 4.458 1h03m | 1891.42 82485 n.a.%
May 26 02:17 | 540 11.8% | 4.445 1h02m | 1896.95 82485 n.a.%
May 26 02:17 | 541 11.9% | 4.416 1h02m | 1909.41 82485 n.a.%
May 26 02:17 | 556 12.0% | 4.406 1h02m | 1913.75 82485 n.a.%
May 26 02:17 | 561 12.1% | 4.378 1h01m | 1925.98 82485 n.a.%
May 26 02:17 | 565 12.2% | 4.445 1h02m | 1896.95 82485 n.a.%
May 26 02:17 | 568 12.3% | 4.543 1h03m | 1856.03 82485 n.a.%
May 26 02:17 | 576 12.4% | 4.473 1h02m | 1885.08 82485 n.a.%
May 26 02:17 | 577 12.5% | 4.469 1h02m | 1886.77 82485 n.a.%
May 26 02:17 | 585 12.6% | 4.365 1h01m | 1931.72 82485 n.a.%
May 26 02:17 | 588 12.7% | 4.384 1h01m | 1923.35 82485 n.a.%
May 26 02:17 | 592 12.8% | 4.467 1h02m | 1887.61 82485 n.a.%
May 26 02:17 | 600 12.9% | 4.467 1h02m | 1887.61 82485 n.a.%
May 26 02:18 | 612 13.0% | 4.380 1h00m | 1925.11 82485 n.a.%
May 26 02:18 | 613 13.1% | 4.457 1h01m | 1891.85 82485 n.a.%
May 26 02:18 | 616 13.2% | 4.484 1h02m | 1880.46 82485 n.a.%
May 26 02:18 | 621 13.3% | 4.504 1h02m | 1872.11 82485 n.a.%
May 26 02:18 | 625 13.4% | 4.443 1h01m | 1897.81 82485 n.a.%
May 26 02:18 | 628 13.5% | 4.526 1h02m | 1863.01 82485 n.a.%
May 26 02:18 | 633 13.6% | 4.366 1h00m | 1931.28 82485 n.a.%
May 26 02:18 | 637 13.8% | 4.341 59m54s | 1942.40 82485 n.a.%
May 26 02:18 | 640 13.9% | 4.470 1h01m | 1886.35 82485 n.a.%
May 26 02:18 | 645 14.0% | 4.431 1h01m | 1902.95 82485 n.a.%
May 26 02:18 | 648 14.1% | 4.432 1h00m | 1902.52 82485 n.a.%
May 26 02:18 | 660 14.2% | 4.432 1h00m | 1902.52 82485 n.a.%
May 26 02:18 | 661 14.3% | 3.891 53m22s | 2167.04 82485 n.a.%
May 26 02:19 | 672 14.4% | 4.320 59m11s | 1951.84 82485 n.a.%
May 26 02:19 | 673 14.5% | 4.763 1h05m | 1770.30 82485 n.a.%
May 26 02:19 | 676 14.6% | 4.778 1h05m | 1764.75 82485 n.a.%
May 26 02:19 | 681 14.7% | 4.680 1h03m | 1801.70 82485 n.a.%
May 26 02:19 | 688 14.8% | 4.767 1h04m | 1768.82 82485 n.a.%
May 26 02:19 | 693 14.9% | 4.746 1h04m | 1776.65 82485 n.a.%
May 26 02:19 | 697 15.0% | 4.694 1h03m | 1796.33 82485 n.a.%
May 26 02:19 | 700 15.1% | 4.695 1h03m | 1795.95 82485 n.a.%
May 26 02:19 | 705 15.2% | 4.685 1h03m | 1799.78 82485 n.a.%
May 26 02:19 | 708 15.3% | 4.731 1h04m | 1782.28 82485 n.a.%
May 26 02:19 | 712 15.4% | 4.754 1h04m | 1773.66 82485 n.a.%
May 26 02:19 | 717 15.5% | 4.729 1h03m | 1783.03 82485 n.a.%
May 26 02:19 | 721 15.6% | 4.718 1h03m | 1787.19 82485 n.a.%
May 26 02:20 | 732 15.7% | 4.716 1h03m | 1787.95 82485 n.a.%
May 26 02:20 | 733 15.8% | 4.674 1h02m | 1804.01 82485 n.a.%
May 26 02:20 | 736 15.9% | 4.758 1h04m | 1772.17 82485 n.a.%
May 26 02:20 | 745 16.0% | 4.754 1h03m | 1773.66 82485 n.a.%
May 26 02:20 | 753 16.1% | 4.670 1h02m | 1805.56 82485 n.a.%
May 26 02:20 | 756 16.2% | 4.673 1h02m | 1804.40 82485 n.a.%
May 26 02:20 | 757 16.4% | 4.725 1h03m | 1784.54 82485 n.a.%
May 26 02:20 | 760 16.5% | 4.747 1h03m | 1776.27 82485 n.a.%
May 26 02:20 | 765 16.6% | 4.658 1h02m | 1810.21 82485 n.a.%
May 26 02:20 | 768 16.7% | 4.718 1h02m | 1787.19 82485 n.a.%
May 26 02:20 | 772 16.8% | 4.757 1h03m | 1772.54 82485 n.a.%
May 26 02:20 | 777 16.9% | 4.633 1h01m | 1819.98 82485 n.a.%
May 26 02:20 | 780 17.0% | 4.637 1h01m | 1818.41 82485 n.a.%
May 26 02:21 | 781 17.1% | 4.762 1h03m | 1770.68 82485 n.a.%
May 26 02:21 | 792 17.2% | 4.702 1h02m | 1793.27 82485 n.a.%
May 26 02:21 | 793 17.3% | 4.720 1h02m | 1786.43 82485 n.a.%
May 26 02:21 | 796 17.4% | 4.702 1h02m | 1793.27 82485 n.a.%
May 26 02:21 | 801 17.5% | 4.718 1h02m | 1787.19 82485 n.a.%
May 26 02:21 | 805 17.6% | 4.712 1h02m | 1789.47 82485 n.a.%
May 26 02:21 | 808 17.7% | 4.721 1h02m | 1786.05 82485 n.a.%
May 26 02:21 | 813 17.8% | 4.728 1h02m | 1783.41 82485 n.a.%
May 26 02:21 | 816 17.9% | 4.748 1h02m | 1775.90 82485 n.a.%
May 26 02:21 | 820 18.0% | 4.698 1h01m | 1794.80 82485 n.a.%
May 26 02:21 | 837 18.1% | 4.731 1h01m | 1782.28 82485 n.a.%
May 26 02:21 | 840 18.2% | 4.690 1h01m | 1797.86 82485 n.a.%
May 26 02:22 | 841 18.3% | 4.721 1h01m | 1786.05 82485 n.a.%
May 26 02:22 | 852 18.4% | 4.694 1h01m | 1796.33 82485 n.a.%
May 26 02:22 | 856 18.5% | 4.700 1h01m | 1794.03 82485 n.a.%
May 26 02:22 | 865 18.6% | 4.687 1h01m | 1799.01 82485 n.a.%
May 26 02:22 | 868 18.8% | 4.757 1h01m | 1772.54 82485 n.a.%
May 26 02:22 | 873 18.9% | 4.811 1h02m | 1752.64 82485 n.a.%
May 26 02:22 | 876 19.0% | 4.716 1h01m | 1787.95 82485 n.a.%
May 26 02:22 | 877 19.1% | 4.720 1h01m | 1786.43 82485 n.a.%
May 26 02:22 | 880 19.2% | 4.725 1h01m | 1784.54 82485 n.a.%
May 26 02:22 | 885 19.3% | 4.746 1h01m | 1776.65 82485 n.a.%
x mod p out of range!! x = 747079, p = 44761, pinv = 96229, r = 702318
May 26 02:22 | 892 19.4% | 1.861 24m00s | 4530.88 82485 n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2026-05-26 02:22:46 (22252): mfaktc-win-64.exe exited; CPU time 26.687500
2026-05-26 02:22:46 (22252): app exit status: 0x1
2026-05-26 02:22:46 (22252): called boinc_finish(195)
</stderr_txt>
]]>
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