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>
2026-11-10 15:39:02 (6920): wrapper (7.24.26018): starting
2026-11-10 15:39:02 (6920): wrapper: running mfaktc-win-64.exe (-d 0)
2026-11-10 15:39:03 (6920): wrapper: created child process 10676
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 GTX 1650
  compute capability        7.5
  max threads per block     1024
  max shared memory per MP  65536 bytes
  number of multiprocessors 14
  clock rate (CUDA cores)   1590 MHz
  memory clock rate:        6001 MHz
  memory bus width:         128 bits

Automatic parameters
  threads per grid          917504
  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=216103159 bit_min=76 bit_max=77 (70.82 GHz-days)
Starting trial factoring M216103159 from 2^76 to 2^77 (70.82 GHz-days)
 k_min =  174818970891180
 k_max =  349637941784619
Using GPU kernel "barrett87_mul32_gs"
Date    Time | class   Pct |   time     ETA | GHz-d/day    Sieve     Wait
Nov 10 15:39 |    0   0.1% |  6.984   1h51m |    912.61    82485    n.a.%
Nov 10 15:39 |    5   0.2% |  7.059   1h52m |    902.92    82485    n.a.%
Nov 10 15:39 |    9   0.3% | 27.559   7h19m |    231.27    82485    n.a.%
Nov 10 15:39 |   12   0.4% |  7.186   1h54m |    886.96    82485    n.a.%
Nov 10 15:40 |   17   0.5% |  7.209   1h54m |    884.13    82485    n.a.%
Nov 10 15:40 |   20   0.6% |  7.206   1h54m |    884.50    82485    n.a.%
Nov 10 15:40 |   21   0.7% |  7.214   1h54m |    883.52    82485    n.a.%
Nov 10 15:40 |   29   0.8% |  7.219   1h54m |    882.91    82485    n.a.%
Nov 10 15:40 |   36   0.9% |  7.004   1h51m |    910.01    82485    n.a.%
Nov 10 15:40 |   41   1.0% |  6.906   1h49m |    922.92    82485    n.a.%
Nov 10 15:40 |   44   1.1% |  6.898   1h49m |    923.99    82485    n.a.%
Nov 10 15:40 |   45   1.2% |  6.907   1h49m |    922.79    82485    n.a.%
Nov 10 15:40 |   56   1.4% |  6.909   1h49m |    922.52    82485    n.a.%
Nov 10 15:41 |   65   1.5% |  6.914   1h49m |    921.85    82485    n.a.%
Nov 10 15:41 |   69   1.6% |  6.910   1h48m |    922.39    82485    n.a.%
Nov 10 15:41 |   72   1.7% |  7.029   1h50m |    906.77    82485    n.a.%
Nov 10 15:41 |   77   1.8% |  7.215   1h53m |    883.39    82485    n.a.%
Nov 10 15:41 |   80   1.9% |  7.220   1h53m |    882.78    82485    n.a.%
Nov 10 15:41 |   84   2.0% |  1.726  27m04s |   3692.75    82485    n.a.%
ERROR: cudaGetLastError() returned 999: unknown error
2026-11-10 15:41:34 (6920): mfaktc-win-64.exe exited; CPU time 2.125000
2026-11-10 15:41:34 (6920): app exit status: 0x1
2026-11-10 15:41:34 (6920): called boinc_finish(195)

</stderr_txt>
]]>