Task 36924978

Name	TF_75-76_550-560M_wu_166272_0
Workunit	33718327
Created	13 Oct 2025, 20:28:35 UTC
Sent	18 Oct 2025, 1:15:29 UTC
Report deadline	23 Oct 2025, 7:15:29 UTC
Received	18 Oct 2025, 1:18:50 UTC
Server state	Over
Outcome	Computation error
Client state	Compute error
Exit status	195 (0xc3) EXIT_CHILD_FAILED
Computer ID	225596
Run time	1 min 18 sec
CPU time	1 sec
Validate state	Invalid
Credit	0.00
Device peak FLOPS	1,022.42 GFLOPS
Application version	TF v0.43 (cuda120)
Peak working set size	109.48 MB
Peak swap size	454.28 MB
Peak disk usage	3.43 MB
Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<message>
(unknown error) (0) - exit code 195 (0xc3)</message>
<stderr_txt>
2025-10-18 12:16:39 (5460): wrapper (7.24.26018): starting
2025-10-18 12:16:39 (5460): wrapper: running mfaktc-win-64.exe (-d 0)
2025-10-18 12:16:39 (5460): wrapper: created child process 2616
mfaktc v0.23.0 (64bit built)

Compiletime options
  THREADS_PER_BLOCK         256
  SIEVE_SIZE_LIMIT          32kiB
  SIEVE_SIZE                193154bits
  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              2047Mi bits
  GPUSieveProcessSize       16Ki bits
  Checkpoints               enabled
  CheckpointDelay           60s
  WorkFileAddDelay          disabled
  Stages                    disabled
  StopAfterFactor           bitlevel
  PrintMode                 compact
  Logging                   disabled
  V5UserID                  (none)
  ComputerID                (none)
  AllowSleep                yes
  TimeStampInResults        no

CUDA version info
  binary compiled for CUDA  12.0
  CUDA runtime version      12.0
  CUDA driver version       12.10

CUDA device info
  name                      NVIDIA GeForce GTX 1060 6GB
  compute capability        6.1
  max threads per block     1024
  max shared memory per MP  98304 byte
  number of multiprocessors 10
  clock rate (CUDA cores)   1809MHz
  memory clock rate:        4004MHz
  memory bus width:         192 bit

Automatic parameters
  threads per grid          655360
  GPUSievePrimes (adjusted) 82486
  GPUsieve minimum exponent 1055144

running a simple selftest...
Selftest statistics
  number of tests           107
  successfull tests         107

selftest PASSED!

got assignment: exp=558965917 bit_min=75 bit_max=76 (13.69 GHz-days)
Starting trial factoring M558965917 from 2^75 to 2^76 (13.69 GHz-days)
 k_min =  33793591621020
 k_max =  67587183250311
Using GPU kernel "barrett76_mul32_gs"
Date    Time | class   Pct |   time     ETA | GHz-d/day    Sieve     Wait
Oct 18 12:16 |    0   0.1% |  2.198  35m08s |    560.54    82485    n.a.%
Oct 18 12:16 |    3   0.2% |  2.145  34m15s |    574.39    82485    n.a.%
Oct 18 12:16 |    8   0.3% |  2.144  34m12s |    574.66    82485    n.a.%
Oct 18 12:16 |   12   0.4% |  2.145  34m11s |    574.39    82485    n.a.%
Oct 18 12:16 |   20   0.5% |  2.150  34m13s |    573.06    82485    n.a.%
Oct 18 12:16 |   23   0.6% |  2.147  34m08s |    573.86    82485    n.a.%
Oct 18 12:16 |   24   0.7% |  2.148  34m07s |    573.59    82485    n.a.%
Oct 18 12:16 |   27   0.8% |  2.173  34m29s |    566.99    82485    n.a.%
Oct 18 12:16 |   35   0.9% |  2.151  34m06s |    572.79    82485    n.a.%
Oct 18 12:17 |   44   1.0% |  2.171  34m22s |    567.51    82485    n.a.%
Oct 18 12:17 |   47   1.1% |  2.171  34m20s |    567.51    82485    n.a.%
Oct 18 12:17 |   63   1.2% |  2.163  34m11s |    569.61    82485    n.a.%
Oct 18 12:17 |   68   1.4% |  2.163  34m08s |    569.61    82485    n.a.%
Oct 18 12:17 |   72   1.5% |  2.164  34m07s |    569.35    82485    n.a.%
Oct 18 12:17 |   75   1.6% |  2.163  34m04s |    569.61    82485    n.a.%
Oct 18 12:17 |   80   1.7% |  2.163  34m02s |    569.61    82485    n.a.%
Oct 18 12:17 |   83   1.8% |  2.174  34m10s |    566.73    82485    n.a.%
Oct 18 12:17 |   84   1.9% |  2.173  34m07s |    566.99    82485    n.a.%
Oct 18 12:17 |   87   2.0% |  2.174  34m06s |    566.73    82485    n.a.%
Oct 18 12:17 |   99   2.1% |  2.174  34m04s |    566.73    82485    n.a.%
Oct 18 12:17 |  104   2.2% |  2.172  34m00s |    567.25    82485    n.a.%
Oct 18 12:17 |  107   2.3% |  2.177  34m02s |    565.95    82485    n.a.%
Oct 18 12:17 |  108   2.4% |  2.175  33m58s |    566.47    82485    n.a.%
Oct 18 12:17 |  119   2.5% |  2.187  34m07s |    563.36    82485    n.a.%
Oct 18 12:17 |  120   2.6% |  2.185  34m03s |    563.88    82485    n.a.%
Oct 18 12:17 |  128   2.7% |  2.195  34m10s |    561.31    82485    n.a.%
Oct 18 12:17 |  132   2.8% |  2.197  34m10s |    560.80    82485    n.a.%
Oct 18 12:17 |  135   2.9% |  2.203  34m13s |    559.27    82485    n.a.%
Oct 18 12:17 |  140   3.0% |  2.204  34m12s |    559.02    82485    n.a.%
Oct 18 12:17 |  143   3.1% |  2.208  34m13s |    558.00    82485    n.a.%
Oct 18 12:17 |  152   3.2% |  2.210  34m13s |    557.50    82485    n.a.%
Oct 18 12:17 |  155   3.3% |  2.214  34m15s |    556.49    82485    n.a.%
Oct 18 12:17 |  159   3.4% |  2.223  34m21s |    554.24    82485    n.a.%
Oct 18 12:17 |  164   3.5% |  2.225  34m20s |    553.74    82485    n.a.%
Oct 18 12:17 |  167   3.6% |  0.532   8m12s |   2315.93    82485    n.a.%
ERROR: cudaGetLastError() returned 700: an illegal memory access was encountered
2025-10-18 12:17:55 (5460): mfaktc-win-64.exe exited; CPU time 1.078125
2025-10-18 12:17:55 (5460): app exit status: 0x1
2025-10-18 12:17:55 (5460): called boinc_finish(195)

</stderr_txt>
]]>