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| Name | TF_75-76_757-767M_wu_118363_0 |
| Workunit | 40974516 |
| Created | 19 Jan 2026, 19:22:14 UTC |
| Sent | 23 Jan 2026, 16:02:48 UTC |
| Report deadline | 28 Jan 2026, 22:02:48 UTC |
| Received | 23 Jan 2026, 22:55:48 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | 195 (0xc3) EXIT_CHILD_FAILED |
| Computer ID | 246988 |
| Run time | 15 sec |
| CPU time | |
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 333.13 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 89.53 MB |
| Peak swap size | 204.03 MB |
| Peak disk usage | 4.95 MB |
<core_client_version>8.2.4</core_client_version> <![CDATA[ <message> The operating system cannot run (null). (0xc3) - exit code 195 (0xc3)</message> <stderr_txt> 2026-01-23 12:15:11 (22256): wrapper (7.24.26018): starting 2026-01-23 12:15:12 (22256): wrapper: running mfaktc-win-64.exe (-d 0) 2026-01-23 12:15:13 (22256): wrapper: created child process 25992 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 12.9 CUDA device info name NVIDIA GeForce GTX 960M compute capability 5.0 max threads per block 1024 max shared memory per MP 65536 bytes number of multiprocessors 5 CUDA cores per MP 128 CUDA cores - total 640 clock rate (CUDA cores) 1176 MHz memory clock rate: 2505 MHz memory bus width: 128 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=763272007 bit_min=75 bit_max=76 (10.03 GHz-days) Starting trial factoring M763272007 from 2^75 to 2^76 (10.03 GHz-days) k_min = 24748013496360 k_max = 49496026994944 Using GPU kernel "barrett76_mul32_gs" Date Time | class Pct | time ETA | GHz-d/day Sieve Wait Jan 23 12:15 | 0 0.1% | 2.289 36m35s | 394.18 82485 n.a.% ERROR: cudaGetLastError() returned 702: the launch timed out and was terminated 2026-01-23 12:15:25 (22256): mfaktc-win-64.exe exited; CPU time 0.078125 2026-01-23 12:15:25 (22256): app exit status: 0x1 2026-01-23 12:15:25 (22256): called boinc_finish(195) </stderr_txt> ]]>