Task 48077136

Name	TF_75-76_818-828M_wu_45365_0
Workunit	43561022
Created	21 Feb 2026, 0:04:03 UTC
Sent	22 Feb 2026, 17:23:51 UTC
Report deadline	27 Feb 2026, 23:23:51 UTC
Received	23 Feb 2026, 6:57:18 UTC
Server state	Over
Outcome	Computation error
Client state	Compute error
Exit status	195 (0xc3) EXIT_CHILD_FAILED
Computer ID	249043
Run time	3 sec
CPU time
Validate state	Invalid
Credit	0.00
Device peak FLOPS	3,352.43 GFLOPS
Application version	TF v0.49 (cuda128)
Peak disk usage	4.95 MB

Stderr output

<core_client_version>8.2.8</core_client_version>
<![CDATA[
<message>
The operating system cannot run (null).
 (0xc3) - exit code 195 (0xc3)</message>
<stderr_txt>
2026-02-22 12:27:17 (23804): wrapper (7.24.26018): starting
2026-02-22 12:27:17 (23804): wrapper: running mfaktc-win-64.exe (-d 0)
2026-02-22 12:27:17 (23804): wrapper: created child process 6028
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       13.1
cudaSetDevice(0) failed
  cudaGetLastError() returned 1: invalid argument
2026-02-22 12:27:18 (23804): mfaktc-win-64.exe exited; CPU time 0.015625
2026-02-22 12:27:18 (23804): app exit status: 0x1
2026-02-22 12:27:18 (23804): called boinc_finish(195)

</stderr_txt>
]]>