Task 55755119
| Name | TF_76-77_163-178M_wu_3415_1 |
| Workunit | 50176901 |
| Created | 25 May 2026, 21:09:58 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 | 12 min 4 sec |
| CPU time | 22 sec |
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 11,767.82 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 146.35 MB |
| Peak swap size | 466.52 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>
2026-05-26 01:52:53 (27696): wrapper (7.24.26018): starting
2026-05-26 01:52:53 (27696): wrapper: running mfaktc-win-64.exe (-d 0)
2026-05-26 01:52:53 (27696): wrapper: created child process 9888
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=163353577 bit_min=76 bit_max=77 (93.69 GHz-days)
Starting trial factoring M163353577 from 2^76 to 2^77 (93.69 GHz-days)
k_min = 231270918925200
k_max = 462541837855894
Using GPU kernel "barrett87_mul32_gs"
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
May 26 01:53 | 0 0.1% | 4.301 1h08m | 1960.44 82485 n.a.%
May 26 01:53 | 3 0.2% | 4.402 1h10m | 1915.46 82485 n.a.%
May 26 01:53 | 15 0.3% | 4.452 1h11m | 1893.95 82485 n.a.%
May 26 01:53 | 20 0.4% | 4.440 1h10m | 1899.07 82485 n.a.%
May 26 01:53 | 23 0.5% | 4.493 1h11m | 1876.67 82485 n.a.%
May 26 01:53 | 24 0.6% | 4.407 1h10m | 1913.29 82485 n.a.%
May 26 01:53 | 27 0.7% | 4.420 1h10m | 1907.66 82485 n.a.%
May 26 01:53 | 32 0.8% | 4.492 1h11m | 1877.08 82485 n.a.%
May 26 01:53 | 35 0.9% | 4.370 1h09m | 1929.49 82485 n.a.%
May 26 01:53 | 39 1.0% | 4.383 1h09m | 1923.77 82485 n.a.%
May 26 01:53 | 44 1.1% | 4.422 1h09m | 1906.80 82485 n.a.%
May 26 01:53 | 48 1.2% | 4.427 1h09m | 1904.65 82485 n.a.%
May 26 01:53 | 59 1.4% | 4.405 1h09m | 1914.16 82485 n.a.%
May 26 01:53 | 60 1.5% | 4.408 1h09m | 1912.86 82485 n.a.%
May 26 01:54 | 72 1.6% | 4.536 1h11m | 1858.88 82485 n.a.%
May 26 01:54 | 80 1.7% | 4.413 1h09m | 1910.69 82485 n.a.%
May 26 01:54 | 83 1.8% | 4.428 1h09m | 1904.22 82485 n.a.%
May 26 01:54 | 84 1.9% | 4.337 1h08m | 1944.17 82485 n.a.%
May 26 01:54 | 87 2.0% | 4.498 1h10m | 1874.58 82485 n.a.%
May 26 01:54 | 92 2.1% | 4.477 1h10m | 1883.37 82485 n.a.%
May 26 01:54 | 95 2.2% | 4.486 1h10m | 1879.60 82485 n.a.%
May 26 01:54 | 99 2.3% | 4.369 1h08m | 1929.93 82485 n.a.%
May 26 01:54 | 104 2.4% | 4.423 1h09m | 1906.37 82485 n.a.%
May 26 01:54 | 108 2.5% | 4.356 1h07m | 1935.69 82485 n.a.%
May 26 01:54 | 119 2.6% | 4.419 1h08m | 1908.09 82485 n.a.%
May 26 01:54 | 120 2.7% | 4.372 1h08m | 1928.61 82485 n.a.%
May 26 01:54 | 123 2.8% | 4.466 1h09m | 1888.01 82485 n.a.%
May 26 01:54 | 128 2.9% | 4.414 1h08m | 1910.25 82485 n.a.%
May 26 01:55 | 132 3.0% | 4.476 1h09m | 1883.79 82485 n.a.%
May 26 01:55 | 135 3.1% | 4.383 1h07m | 1923.77 82485 n.a.%
May 26 01:55 | 143 3.2% | 4.430 1h08m | 1903.36 82485 n.a.%
May 26 01:55 | 144 3.3% | 4.430 1h08m | 1903.36 82485 n.a.%
May 26 01:55 | 147 3.4% | 4.313 1h06m | 1954.99 82485 n.a.%
May 26 01:55 | 155 3.5% | 4.396 1h07m | 1918.08 82485 n.a.%
May 26 01:55 | 164 3.6% | 4.454 1h08m | 1893.10 82485 n.a.%
May 26 01:55 | 167 3.8% | 4.377 1h07m | 1926.40 82485 n.a.%
May 26 01:55 | 168 3.9% | 4.367 1h07m | 1930.81 82485 n.a.%
May 26 01:55 | 179 4.0% | 4.404 1h07m | 1914.59 82485 n.a.%
May 26 01:55 | 183 4.1% | 4.316 1h06m | 1953.63 82485 n.a.%
May 26 01:55 | 188 4.2% | 4.426 1h07m | 1905.08 82485 n.a.%
May 26 01:55 | 192 4.3% | 4.451 1h08m | 1894.38 82485 n.a.%
May 26 01:56 | 200 4.4% | 4.530 1h09m | 1861.34 82485 n.a.%
May 26 01:56 | 203 4.5% | 4.376 1h06m | 1926.84 82485 n.a.%
May 26 01:56 | 204 4.6% | 4.392 1h07m | 1919.82 82485 n.a.%
May 26 01:56 | 207 4.7% | 4.353 1h06m | 1937.02 82485 n.a.%
May 26 01:56 | 212 4.8% | 4.390 1h06m | 1920.70 82485 n.a.%
May 26 01:56 | 219 4.9% | 4.401 1h06m | 1915.90 82485 n.a.%
May 26 01:56 | 224 5.0% | 4.423 1h07m | 1906.37 82485 n.a.%
May 26 01:56 | 227 5.1% | 4.335 1h05m | 1945.07 82485 n.a.%
May 26 01:56 | 240 5.2% | 4.434 1h07m | 1901.64 82485 n.a.%
May 26 01:56 | 248 5.3% | 4.349 1h05m | 1938.81 82485 n.a.%
May 26 01:56 | 252 5.4% | 4.419 1h06m | 1908.09 82485 n.a.%
May 26 01:56 | 255 5.5% | 4.425 1h06m | 1905.51 82485 n.a.%
May 26 01:56 | 260 5.6% | 4.439 1h07m | 1899.50 82485 n.a.%
May 26 01:56 | 263 5.7% | 4.365 1h05m | 1931.70 82485 n.a.%
May 26 01:57 | 267 5.8% | 4.391 1h06m | 1920.26 82485 n.a.%
May 26 01:57 | 275 5.9% | 4.417 1h06m | 1908.96 82485 n.a.%
May 26 01:57 | 279 6.0% | 4.420 1h06m | 1907.66 82485 n.a.%
May 26 01:57 | 284 6.1% | 4.465 1h07m | 1888.44 82485 n.a.%
May 26 01:57 | 287 6.2% | 4.441 1h06m | 1898.64 82485 n.a.%
May 26 01:57 | 288 6.4% | 4.341 1h05m | 1942.38 82485 n.a.%
May 26 01:57 | 300 6.5% | 4.468 1h06m | 1887.17 82485 n.a.%
May 26 01:57 | 303 6.6% | 4.318 1h04m | 1952.72 82485 n.a.%
May 26 01:57 | 308 6.7% | 4.409 1h05m | 1912.42 82485 n.a.%
May 26 01:57 | 312 6.8% | 4.382 1h05m | 1924.20 82485 n.a.%
May 26 01:57 | 315 6.9% | 4.460 1h06m | 1890.55 82485 n.a.%
May 26 01:57 | 323 7.0% | 4.412 1h05m | 1911.12 82485 n.a.%
May 26 01:57 | 324 7.1% | 4.432 1h05m | 1902.50 82485 n.a.%
May 26 01:58 | 332 7.2% | 4.359 1h04m | 1934.36 82485 n.a.%
May 26 01:58 | 335 7.3% | 4.390 1h05m | 1920.70 82485 n.a.%
May 26 01:58 | 339 7.4% | 4.378 1h04m | 1925.96 82485 n.a.%
May 26 01:58 | 344 7.5% | 4.487 1h06m | 1879.18 82485 n.a.%
May 26 01:58 | 347 7.6% | 4.411 1h05m | 1911.55 82485 n.a.%
May 26 01:58 | 359 7.7% | 4.416 1h05m | 1909.39 82485 n.a.%
May 26 01:58 | 363 7.8% | 4.393 1h04m | 1919.39 82485 n.a.%
May 26 01:58 | 368 7.9% | 4.378 1h04m | 1925.96 82485 n.a.%
May 26 01:58 | 372 8.0% | 4.346 1h03m | 1940.14 82485 n.a.%
May 26 01:58 | 375 8.1% | 4.392 1h04m | 1919.82 82485 n.a.%
May 26 01:58 | 380 8.2% | 4.370 1h04m | 1929.49 82485 n.a.%
May 26 01:58 | 384 8.3% | 4.419 1h04m | 1908.09 82485 n.a.%
May 26 01:58 | 387 8.4% | 4.471 1h05m | 1885.90 82485 n.a.%
May 26 01:58 | 392 8.5% | 4.500 1h05m | 1873.75 82485 n.a.%
May 26 01:59 | 395 8.6% | 4.365 1h03m | 1931.70 82485 n.a.%
May 26 01:59 | 399 8.8% | 4.385 1h04m | 1922.89 82485 n.a.%
May 26 01:59 | 407 8.9% | 4.416 1h04m | 1909.39 82485 n.a.%
May 26 01:59 | 408 9.0% | 4.351 1h03m | 1937.91 82485 n.a.%
May 26 01:59 | 419 9.1% | 4.404 1h04m | 1914.59 82485 n.a.%
May 26 01:59 | 420 9.2% | 4.426 1h04m | 1905.08 82485 n.a.%
May 26 01:59 | 423 9.3% | 4.337 1h02m | 1944.17 82485 n.a.%
May 26 01:59 | 428 9.4% | 4.408 1h03m | 1912.86 82485 n.a.%
May 26 01:59 | 435 9.5% | 4.427 1h04m | 1904.65 82485 n.a.%
May 26 01:59 | 440 9.6% | 4.438 1h04m | 1899.92 82485 n.a.%
May 26 01:59 | 443 9.7% | 4.378 1h03m | 1925.96 82485 n.a.%
May 26 01:59 | 444 9.8% | 4.387 1h03m | 1922.01 82485 n.a.%
May 26 01:59 | 447 9.9% | 4.380 1h03m | 1925.08 82485 n.a.%
May 26 01:59 | 452 10.0% | 4.373 1h02m | 1928.16 82485 n.a.%
May 26 02:00 | 455 10.1% | 4.312 1h02m | 1955.44 82485 n.a.%
May 26 02:00 | 464 10.2% | 4.401 1h03m | 1915.90 82485 n.a.%
May 26 02:00 | 468 10.3% | 4.412 1h03m | 1911.12 82485 n.a.%
May 26 02:00 | 479 10.4% | 4.419 1h03m | 1908.09 82485 n.a.%
May 26 02:00 | 480 10.5% | 4.432 1h03m | 1902.50 82485 n.a.%
May 26 02:00 | 483 10.6% | 4.308 1h01m | 1957.26 82485 n.a.%
May 26 02:00 | 500 10.7% | 4.436 1h03m | 1900.78 82485 n.a.%
May 26 02:00 | 504 10.8% | 4.305 1h01m | 1958.62 82485 n.a.%
May 26 02:00 | 507 10.9% | 4.383 1h02m | 1923.77 82485 n.a.%
May 26 02:00 | 512 11.0% | 4.447 1h03m | 1896.08 82485 n.a.%
May 26 02:00 | 515 11.1% | 4.419 1h02m | 1908.09 82485 n.a.%
May 26 02:00 | 519 11.2% | 4.279 1h00m | 1970.52 82485 n.a.%
May 26 02:00 | 524 11.4% | 4.400 1h02m | 1916.33 82485 n.a.%
May 26 02:01 | 527 11.5% | 4.400 1h02m | 1916.33 82485 n.a.%
May 26 02:01 | 528 11.6% | 4.384 1h02m | 1923.33 82485 n.a.%
May 26 02:01 | 539 11.7% | 4.421 1h02m | 1907.23 82485 n.a.%
May 26 02:01 | 540 11.8% | 4.410 1h02m | 1911.99 82485 n.a.%
May 26 02:01 | 543 11.9% | 4.385 1h01m | 1922.89 82485 n.a.%
May 26 02:01 | 548 12.0% | 4.462 1h02m | 1889.71 82485 n.a.%
May 26 02:01 | 552 12.1% | 4.451 1h02m | 1894.38 82485 n.a.%
May 26 02:01 | 555 12.2% | 4.385 1h01m | 1922.89 82485 n.a.%
May 26 02:01 | 560 12.3% | 4.361 1h01m | 1933.47 82485 n.a.%
May 26 02:01 | 563 12.4% | 4.407 1h01m | 1913.29 82485 n.a.%
May 26 02:01 | 564 12.5% | 4.420 1h01m | 1907.66 82485 n.a.%
May 26 02:01 | 567 12.6% | 4.387 1h01m | 1922.01 82485 n.a.%
May 26 02:01 | 575 12.7% | 4.365 1h00m | 1931.70 82485 n.a.%
May 26 02:01 | 584 12.8% | 4.397 1h01m | 1917.64 82485 n.a.%
May 26 02:02 | 587 12.9% | 4.404 1h01m | 1914.59 82485 n.a.%
May 26 02:02 | 588 13.0% | 4.369 1h00m | 1929.93 82485 n.a.%
May 26 02:02 | 599 13.1% | 4.388 1h01m | 1921.57 82485 n.a.%
May 26 02:02 | 603 13.2% | 4.338 1h00m | 1943.72 82485 n.a.%
May 26 02:02 | 608 13.3% | 4.521 1h02m | 1865.04 82485 n.a.%
May 26 02:02 | 612 13.4% | 4.448 1h01m | 1895.65 82485 n.a.%
May 26 02:02 | 615 13.5% | 4.427 1h01m | 1904.65 82485 n.a.%
May 26 02:02 | 620 13.6% | 4.382 1h00m | 1924.20 82485 n.a.%
May 26 02:02 | 623 13.8% | 4.470 1h01m | 1886.32 82485 n.a.%
May 26 02:02 | 627 13.9% | 4.278 58m58s | 1970.98 82485 n.a.%
May 26 02:02 | 632 14.0% | 4.379 1h00m | 1925.52 82485 n.a.%
May 26 02:02 | 639 14.1% | 4.377 1h00m | 1926.40 82485 n.a.%
May 26 02:02 | 644 14.2% | 4.406 1h00m | 1913.72 82485 n.a.%
May 26 02:02 | 647 14.3% | 4.494 1h01m | 1876.25 82485 n.a.%
May 26 02:03 | 648 14.4% | 4.406 1h00m | 1913.72 82485 n.a.%
May 26 02:03 | 659 14.5% | 4.442 1h00m | 1898.21 82485 n.a.%
May 26 02:03 | 660 14.6% | 4.443 1h00m | 1897.79 82485 n.a.%
May 26 02:03 | 672 14.7% | 4.394 59m59s | 1918.95 82485 n.a.%
May 26 02:03 | 675 14.8% | 4.367 59m32s | 1930.81 82485 n.a.%
May 26 02:03 | 680 14.9% | 4.482 1h01m | 1881.27 82485 n.a.%
May 26 02:03 | 683 15.0% | 4.397 59m48s | 1917.64 82485 n.a.%
May 26 02:03 | 687 15.1% | 4.421 1h00m | 1907.23 82485 n.a.%
May 26 02:03 | 692 15.2% | 4.409 59m49s | 1912.42 82485 n.a.%
May 26 02:03 | 695 15.3% | 4.402 59m39s | 1915.46 82485 n.a.%
May 26 02:03 | 699 15.4% | 3.616 48m56s | 2331.82 82485 n.a.%
May 26 02:03 | 704 15.5% | 2.820 38m07s | 2990.02 82485 n.a.%
May 26 02:03 | 707 15.6% | 2.948 39m48s | 2860.20 82485 n.a.%
May 26 02:03 | 708 15.7% | 4.406 59m24s | 1913.72 82485 n.a.%
May 26 02:04 | 720 15.8% | 4.375 58m55s | 1927.28 82485 n.a.%
May 26 02:04 | 728 15.9% | 4.375 58m51s | 1927.28 82485 n.a.%
May 26 02:04 | 732 16.0% | 4.422 59m24s | 1906.80 82485 n.a.%
May 26 02:04 | 735 16.1% | 4.418 59m16s | 1908.53 82485 n.a.%
May 26 02:04 | 743 16.2% | 4.484 1h00m | 1880.43 82485 n.a.%
May 26 02:04 | 744 16.4% | 4.463 59m44s | 1889.28 82485 n.a.%
May 26 02:04 | 752 16.5% | 4.371 58m26s | 1929.05 82485 n.a.%
May 26 02:04 | 755 16.6% | 4.399 58m44s | 1916.77 82485 n.a.%
May 26 02:04 | 759 16.7% | 4.390 58m32s | 1920.70 82485 n.a.%
May 26 02:04 | 764 16.8% | 4.446 59m12s | 1896.51 82485 n.a.%
May 26 02:04 | 779 16.9% | 4.372 58m09s | 1928.61 82485 n.a.%
May 26 02:04 | 780 17.0% | 4.448 59m05s | 1895.65 82485 n.a.%
x mod p out of range!! x = 749199, p = 44761, pinv = 96229, r = 704438
May 26 02:04 | 783 17.1% | 4.316 57m16s | 1953.63 82485 n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2026-05-26 02:04:55 (27696): mfaktc-win-64.exe exited; CPU time 22.265625
2026-05-26 02:04:55 (27696): app exit status: 0x1
2026-05-26 02:04:55 (27696): called boinc_finish(195)
</stderr_txt>
]]>
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