Task 56186376
| Name | TF_76-77_178-179M_wu_3348_0 |
| Workunit | 50600025 |
| Created | 7 Jun 2026, 7:45:58 UTC |
| Sent | 8 Jun 2026, 18:01:15 UTC |
| Report deadline | 14 Jun 2026, 18:01:15 UTC |
| Received | 9 Jun 2026, 0:34:42 UTC |
| Server state | Over |
| Outcome | Success |
| Client state | Done |
| Exit status | 0 (0x0) |
| Computer ID | 230861 |
| Run time | 4 min 22 sec |
| CPU time | 4 sec |
| Validate state | Valid |
| Credit | 45,000.00 |
| Device peak FLOPS | 1,355.39 GFLOPS |
| Application version | TF v0.49 (cuda128) |
| Peak working set size | 293.91 MB |
| Peak swap size | 328.94 MB |
| Peak disk usage | 5.05 MB |
Stderr output
<core_client_version>7.20.2</core_client_version>
<![CDATA[
<stderr_txt>
h17m | 920.42 82485 n.a.%
Jun 08 21:05 | 1972 42.6% | 8.375 1h16m | 919.76 82485 n.a.%
Jun 08 21:05 | 1980 42.7% | 8.347 1h16m | 922.85 82485 n.a.%
Jun 08 21:05 | 1983 42.8% | 18.497 2h49m | 416.45 82485 n.a.%
Jun 08 21:05 | 1984 42.9% | 17.084 2h36m | 450.89 82485 n.a.%
Jun 08 21:06 | 1987 43.0% | 7.636 1h09m | 1008.78 82485 n.a.%
Jun 08 21:06 | 1995 43.1% | 7.998 1h12m | 963.12 82485 n.a.%
Jun 08 21:06 | 1999 43.2% | 8.098 1h13m | 951.22 82485 n.a.%
Jun 08 21:07 | 2004 43.3% | 38.875 5h52m | 198.15 82485 n.a.%
Jun 08 21:07 | 2007 43.4% | 7.582 1h08m | 1015.96 82485 n.a.%
Jun 08 21:07 | 2008 43.5% | 18.123 2h43m | 425.04 82485 n.a.%
Jun 08 21:08 | 2019 43.6% | 38.329 5h45m | 200.97 82485 n.a.%
Jun 08 21:08 | 2020 43.8% | 48.306 7h14m | 159.46 82485 n.a.%
Jun 08 21:09 | 2023 43.9% | 18.139 2h42m | 424.67 82485 n.a.%
Jun 08 21:09 | 2028 44.0% | 7.535 1h07m | 1022.30 82485 n.a.%
Jun 08 21:09 | 2032 44.1% | 28.214 4h12m | 273.02 82485 n.a.%
Jun 08 21:10 | 2035 44.2% | 27.110 4h02m | 284.14 82485 n.a.%
Jun 08 21:10 | 2040 44.3% | 17.945 2h40m | 429.26 82485 n.a.%
Jun 08 21:10 | 2043 44.4% | 7.549 1h07m | 1020.40 82485 n.a.%
Jun 08 21:10 | 2044 44.5% | 18.040 2h40m | 427.00 82485 n.a.%
Jun 08 21:11 | 2055 44.6% | 28.120 4h09m | 273.93 82485 n.a.%
Jun 08 21:11 | 2064 44.7% | 18.158 2h40m | 424.22 82485 n.a.%
Jun 08 21:12 | 2067 44.8% | 18.043 2h39m | 426.93 82485 n.a.%
Jun 08 21:12 | 2068 44.9% | 7.531 1h06m | 1022.84 82485 n.a.%
Jun 08 21:12 | 2079 45.0% | 28.097 4h07m | 274.16 82485 n.a.%
Jun 08 21:12 | 2083 45.1% | 18.084 2h38m | 425.96 82485 n.a.%
Jun 08 21:13 | 2088 45.2% | 28.017 4h05m | 274.94 82485 n.a.%
Jun 08 21:13 | 2092 45.3% | 7.521 1h05m | 1024.20 82485 n.a.%
Jun 08 21:13 | 2095 45.4% | 17.997 2h37m | 428.02 82485 n.a.%
Jun 08 21:14 | 2100 45.5% | 28.109 4h05m | 274.04 82485 n.a.%
Jun 08 21:14 | 2103 45.6% | 27.124 3h55m | 283.99 82485 n.a.%
Jun 08 21:14 | 2104 45.7% | 7.507 1h05m | 1026.11 82485 n.a.%
Jun 08 21:15 | 2107 45.8% | 28.086 4h03m | 274.27 82485 n.a.%
Jun 08 21:15 | 2112 45.9% | 18.046 2h36m | 426.85 82485 n.a.%
Jun 08 21:16 | 2119 46.0% | 28.093 4h02m | 274.20 82485 n.a.%
Jun 08 21:16 | 2127 46.1% | 7.515 1h04m | 1025.02 82485 n.a.%
Jun 08 21:16 | 2128 46.2% | 18.016 2h34m | 427.57 82485 n.a.%
Jun 08 21:16 | 2139 46.4% | 17.916 2h33m | 429.95 82485 n.a.%
Jun 08 21:16 | 2140 46.5% | 7.542 1h04m | 1021.35 82485 n.a.%
Jun 08 21:17 | 2148 46.6% | 7.556 1h04m | 1019.46 82485 n.a.%
Jun 08 21:17 | 2152 46.7% | 7.587 1h04m | 1015.29 82485 n.a.%
Jun 08 21:17 | 2155 46.8% | 7.650 1h05m | 1006.93 82485 n.a.%
Jun 08 21:17 | 2160 46.9% | 7.936 1h07m | 970.64 82485 n.a.%
Jun 08 21:17 | 2163 47.0% | 18.354 2h35m | 419.69 82485 n.a.%
Jun 08 21:17 | 2167 47.1% | 7.581 1h04m | 1016.09 82485 n.a.%
Jun 08 21:18 | 2172 47.2% | 7.761 1h05m | 992.53 82485 n.a.%
Jun 08 21:18 | 2175 47.3% | 7.929 1h06m | 971.50 82485 n.a.%
Jun 08 21:18 | 2184 47.4% | 7.995 1h07m | 963.48 82485 n.a.%
Jun 08 21:18 | 2187 47.5% | 8.207 1h08m | 938.59 82485 n.a.%
Jun 08 21:18 | 2188 47.6% | 8.285 1h09m | 929.75 82485 n.a.%
Jun 08 21:18 | 2200 47.7% | 18.134 2h31m | 424.78 82485 n.a.%
Jun 08 21:19 | 2203 47.8% | 7.858 1h05m | 980.28 82485 n.a.%
Jun 08 21:19 | 2208 47.9% | 7.973 1h06m | 966.14 82485 n.a.%
Jun 08 21:19 | 2215 48.0% | 8.091 1h07m | 952.05 82485 n.a.%
Jun 08 21:19 | 2224 48.1% | 8.322 1h09m | 925.62 82485 n.a.%
Jun 08 21:19 | 2232 48.2% | 8.363 1h09m | 921.08 82485 n.a.%
Jun 08 21:19 | 2235 48.3% | 18.490 2h32m | 416.60 82485 n.a.%
Jun 08 21:19 | 2239 48.4% | 7.857 1h04m | 980.40 82485 n.a.%
Jun 08 21:20 | 2244 48.5% | 8.076 1h06m | 953.82 82485 n.a.%
Jun 08 21:20 | 2247 48.6% | 8.207 1h07m | 938.59 82485 n.a.%
Jun 08 21:20 | 2259 48.8% | 8.313 1h08m | 926.62 82485 n.a.%
Jun 08 21:20 | 2260 48.9% | 8.489 1h09m | 907.41 82485 n.a.%
Jun 08 21:20 | 2263 49.0% | 8.418 1h08m | 915.06 82485 n.a.%
Jun 08 21:20 | 2268 49.1% | 8.288 1h07m | 929.42 82485 n.a.%
Jun 08 21:20 | 2272 49.2% | 8.430 1h08m | 913.76 82485 n.a.%
Jun 08 21:21 | 2275 49.3% | 8.528 1h09m | 903.26 82485 n.a.%
Jun 08 21:21 | 2280 49.4% | 8.525 1h09m | 903.58 82485 n.a.%
Jun 08 21:21 | 2284 49.5% | 8.610 1h09m | 894.66 82485 n.a.%
Jun 08 21:21 | 2287 49.6% | 28.658 3h51m | 268.79 82485 n.a.%
Jun 08 21:22 | 2292 49.7% | 18.002 2h24m | 427.90 82485 n.a.%
Jun 08 21:22 | 2295 49.8% | 7.606 1h01m | 1012.75 82485 n.a.%
Jun 08 21:22 | 2299 49.9% | 28.219 3h46m | 272.97 82485 n.a.%
Jun 08 21:23 | 2307 50.0% | 38.145 5h05m | 201.94 82485 n.a.%
Jun 08 21:23 | 2308 50.1% | 18.084 2h24m | 425.96 82485 n.a.%
Jun 08 21:23 | 2319 50.2% | 17.950 2h23m | 429.14 82485 n.a.%
Jun 08 21:24 | 2320 50.3% | 7.663 1h00m | 1005.22 82485 n.a.%
Jun 08 21:24 | 2323 50.4% | 18.085 2h23m | 425.93 82485 n.a.%
Jun 08 21:24 | 2328 50.5% | 17.997 2h22m | 428.02 82485 n.a.%
Jun 08 21:25 | 2335 50.6% | 38.193 5h01m | 201.69 82485 n.a.%
Jun 08 21:25 | 2340 50.7% | 7.490 59m03s | 1028.44 82485 n.a.%
Jun 08 21:25 | 2343 50.8% | 7.522 59m10s | 1024.06 82485 n.a.%
Jun 08 21:25 | 2347 50.9% | 7.567 59m24s | 1017.97 82485 n.a.%
Jun 08 21:25 | 2352 51.0% | 7.594 59m29s | 1014.36 82485 n.a.%
Jun 08 21:25 | 2359 51.1% | 7.779 1h00m | 990.23 82485 n.a.%
Jun 08 21:26 | 2364 51.2% | 8.009 1h02m | 961.79 82485 n.a.%
Jun 08 21:26 | 2368 51.4% | 8.032 1h02m | 959.04 82485 n.a.%
Jun 08 21:26 | 2379 51.5% | 8.089 1h02m | 952.28 82485 n.a.%
Jun 08 21:26 | 2380 51.6% | 8.174 1h03m | 942.38 82485 n.a.%
Jun 08 21:26 | 2383 51.7% | 8.241 1h03m | 934.72 82485 n.a.%
Jun 08 21:26 | 2392 51.8% | 8.259 1h03m | 932.68 82485 n.a.%
Jun 08 21:26 | 2400 51.9% | 8.366 1h04m | 920.75 82485 n.a.%
Jun 08 21:27 | 2403 52.0% | 8.319 1h03m | 925.95 82485 n.a.%
Jun 08 21:27 | 2404 52.1% | 8.536 1h05m | 902.41 82485 n.a.%
2026-06-08 21:30:43 (26212): wrapper (7.24.26018): starting
2026-06-08 21:30:43 (26212): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-08 21:30:43 (26212): wrapper: created child process 8396
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2380
no factors found so far.
previous work took 7350232 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 08 21:30 | 2383 51.7% | 7.271 56m14s | 1059.42 82485 n.a.%
Jun 08 21:31 | 2392 51.8% | 7.300 56m20s | 1055.21 82485 n.a.%
Jun 08 21:31 | 2400 51.9% | 7.418 57m07s | 1038.42 82485 n.a.%
Jun 08 21:31 | 2403 52.0% | 18.023 2h18m | 427.40 82485 n.a.%
Jun 08 21:31 | 2404 52.1% | 7.458 57m11s | 1032.85 82485 n.a.%
Jun 08 21:31 | 2407 52.2% | 7.494 57m20s | 1027.89 82485 n.a.%
Jun 08 21:31 | 2412 52.3% | 7.551 57m38s | 1020.13 82485 n.a.%
Jun 08 21:32 | 2415 52.4% | 18.031 2h17m | 427.21 82485 n.a.%
Jun 08 21:32 | 2419 52.5% | 7.505 57m02s | 1026.38 82485 n.a.%
Jun 08 21:32 | 2424 52.6% | 18.154 2h17m | 424.31 82485 n.a.%
Jun 08 21:32 | 2427 52.7% | 18.032 2h16m | 427.19 82485 n.a.%
Jun 08 21:32 | 2428 52.8% | 7.502 56m38s | 1026.79 82485 n.a.%
Jun 08 21:33 | 2439 52.9% | 7.542 56m49s | 1021.35 82485 n.a.%
Jun 08 21:33 | 2440 53.0% | 7.541 56m41s | 1021.48 82485 n.a.%
Jun 08 21:33 | 2448 53.1% | 7.568 56m46s | 1017.84 82485 n.a.%
Jun 08 21:33 | 2452 53.2% | 7.574 56m41s | 1017.03 82485 n.a.%
Jun 08 21:33 | 2455 53.3% | 7.742 57m48s | 994.96 82485 n.a.%
Jun 08 21:33 | 2460 53.4% | 7.900 58m51s | 975.06 82485 n.a.%
Jun 08 21:33 | 2463 53.5% | 7.989 59m23s | 964.20 82485 n.a.%
Jun 08 21:34 | 2464 53.6% | 18.255 2h15m | 421.97 82485 n.a.%
Jun 08 21:34 | 2467 53.8% | 7.603 56m16s | 1013.15 82485 n.a.%
Jun 08 21:34 | 2475 53.9% | 7.847 57m56s | 981.65 82485 n.a.%
Jun 08 21:34 | 2484 54.0% | 17.968 2h12m | 428.71 82485 n.a.%
Jun 08 21:34 | 2488 54.1% | 7.653 56m15s | 1006.53 82485 n.a.%
Jun 08 21:34 | 2499 54.2% | 7.832 57m26s | 983.53 82485 n.a.%
Jun 08 21:35 | 2503 54.3% | 7.981 58m24s | 965.17 82485 n.a.%
Jun 08 21:35 | 2508 54.4% | 18.018 2h11m | 427.52 82485 n.a.%
Jun 08 21:35 | 2512 54.5% | 7.628 55m33s | 1009.83 82485 n.a.%
Jun 08 21:35 | 2515 54.6% | 7.969 57m54s | 966.62 82485 n.a.%
Jun 08 21:35 | 2523 54.7% | 18.439 2h13m | 417.76 82485 n.a.%
Jun 08 21:36 | 2524 54.8% | 7.578 54m49s | 1016.50 82485 n.a.%
Jun 08 21:36 | 2527 54.9% | 7.820 56m26s | 985.04 82485 n.a.%
Jun 08 21:36 | 2532 55.0% | 8.041 57m54s | 957.97 82485 n.a.%
Jun 08 21:36 | 2539 55.1% | 18.405 2h12m | 418.53 82485 n.a.%
Jun 08 21:37 | 2544 55.2% | 38.470 4h35m | 200.23 82485 n.a.%
Jun 08 21:37 | 2547 55.3% | 7.544 53m56s | 1021.08 82485 n.a.%
Jun 08 21:38 | 2548 55.4% | 38.257 4h32m | 201.35 82485 n.a.%
Jun 08 21:38 | 2559 55.5% | 17.885 2h07m | 430.70 82485 n.a.%
Jun 08 21:39 | 2560 55.6% | 48.218 5h42m | 159.75 82485 n.a.%
Jun 08 21:39 | 2568 55.7% | 7.508 53m11s | 1025.97 82485 n.a.%
Jun 08 21:39 | 2572 55.8% | 18.102 2h07m | 425.53 82485 n.a.%
Jun 08 21:40 | 2580 55.9% | 28.114 3h18m | 273.99 82485 n.a.%
Jun 08 21:40 | 2583 56.0% | 18.202 2h08m | 423.20 82485 n.a.%
Jun 08 21:41 | 2587 56.1% | 38.144 4h27m | 201.95 82485 n.a.%
Jun 08 21:41 | 2592 56.2% | 7.650 53m33s | 1006.93 82485 n.a.%
Jun 08 21:42 | 2595 56.4% | 58.261 6h46m | 132.22 82485 n.a.%
Jun 08 21:42 | 2599 56.5% | 37.078 4h18m | 207.75 82485 n.a.%
Jun 08 21:42 | 2604 56.6% | 7.498 52m07s | 1027.34 82485 n.a.%
Jun 08 21:43 | 2607 56.7% | 17.970 2h04m | 428.66 82485 n.a.%
Jun 08 21:43 | 2620 56.8% | 38.071 4h23m | 202.33 82485 n.a.%
Jun 08 21:44 | 2623 56.9% | 17.931 2h03m | 429.59 82485 n.a.%
Jun 08 21:44 | 2628 57.0% | 7.438 51m12s | 1035.63 82485 n.a.%
Jun 08 21:44 | 2632 57.1% | 7.491 51m26s | 1028.30 82485 n.a.%
Jun 08 21:44 | 2635 57.2% | 7.515 51m29s | 1025.02 82485 n.a.%
Jun 08 21:44 | 2643 57.3% | 7.524 51m25s | 1023.79 82485 n.a.%
Jun 08 21:44 | 2644 57.4% | 7.559 51m32s | 1019.05 82485 n.a.%
Jun 08 21:44 | 2655 57.5% | 7.579 51m32s | 1016.36 82485 n.a.%
Jun 08 21:44 | 2659 57.6% | 7.708 52m17s | 999.35 82485 n.a.%
Jun 08 21:45 | 2664 57.7% | 7.841 53m03s | 982.40 82485 n.a.%
Jun 08 21:45 | 2667 57.8% | 7.920 53m28s | 972.60 82485 n.a.%
Jun 08 21:45 | 2679 57.9% | 8.111 54m37s | 949.70 82485 n.a.%
Jun 08 21:45 | 2680 58.0% | 8.132 54m37s | 947.25 82485 n.a.%
Jun 08 21:45 | 2683 58.1% | 8.134 54m30s | 947.01 82485 n.a.%
Jun 08 21:45 | 2688 58.2% | 8.132 54m21s | 947.25 82485 n.a.%
Jun 08 21:45 | 2692 58.3% | 8.250 55m00s | 933.70 82485 n.a.%
Jun 08 21:46 | 2695 58.4% | 8.309 55m15s | 927.07 82485 n.a.%
Jun 08 21:46 | 2700 58.5% | 8.303 55m05s | 927.74 82485 n.a.%
Jun 08 21:46 | 2704 58.6% | 8.321 55m03s | 925.73 82485 n.a.%
Jun 08 21:46 | 2712 58.8% | 8.316 54m53s | 926.29 82485 n.a.%
Jun 08 21:46 | 2715 58.9% | 8.322 54m47s | 925.62 82485 n.a.%
Jun 08 21:46 | 2719 59.0% | 8.326 54m40s | 925.18 82485 n.a.%
Jun 08 21:46 | 2727 59.1% | 8.330 54m34s | 924.73 82485 n.a.%
Jun 08 21:47 | 2728 59.2% | 8.325 54m23s | 925.29 82485 n.a.%
Jun 08 21:47 | 2739 59.3% | 8.326 54m15s | 925.18 82485 n.a.%
Jun 08 21:47 | 2743 59.4% | 8.330 54m09s | 924.73 82485 n.a.%
Jun 08 21:47 | 2748 59.5% | 8.324 53m58s | 925.40 82485 n.a.%
Jun 08 21:47 | 2755 59.6% | 8.328 53m51s | 924.95 82485 n.a.%
Jun 08 21:47 | 2760 59.7% | 8.329 53m43s | 924.84 82485 n.a.%
Jun 08 21:47 | 2763 59.8% | 8.331 53m36s | 924.62 82485 n.a.%
Jun 08 21:47 | 2764 59.9% | 8.437 54m08s | 913.00 82485 n.a.%
Jun 08 21:48 | 2767 60.0% | 8.553 54m44s | 900.62 82485 n.a.%
Jun 08 21:48 | 2772 60.1% | 8.516 54m22s | 904.53 82485 n.a.%
Jun 08 21:48 | 2775 60.2% | 8.514 54m12s | 904.75 82485 n.a.%
Jun 08 21:48 | 2779 60.3% | 8.514 54m04s | 904.75 82485 n.a.%
Jun 08 21:48 | 2788 60.4% | 8.518 53m57s | 904.32 82485 n.a.%
Jun 08 21:48 | 2799 60.5% | 8.518 53m48s | 904.32 82485 n.a.%
Jun 08 21:48 | 2800 60.6% | 8.686 54m43s | 886.83 82485 n.a.%
2026-06-08 23:10:47 (27952): wrapper (7.24.26018): starting
2026-06-08 23:10:48 (27952): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-08 23:10:48 (27952): wrapper: created child process 18380
2026-06-08 23:14:15 (37412): wrapper (7.24.26018): starting
2026-06-08 23:14:15 (37412): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-08 23:14:15 (37412): wrapper: created child process 18424
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2779
no factors found so far.
previous work took 8418155 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 08 23:14 | 2788 60.4% | 7.272 46m03s | 1059.27 82485 n.a.%
Jun 08 23:14 | 2799 60.5% | 7.278 45m58s | 1058.40 82485 n.a.%
Jun 08 23:14 | 2800 60.6% | 7.379 46m29s | 1043.91 82485 n.a.%
Jun 08 23:14 | 2803 60.7% | 17.894 1h52m | 430.48 82485 n.a.%
Jun 08 23:15 | 2812 60.8% | 7.367 46m10s | 1045.61 82485 n.a.%
Jun 08 23:15 | 2820 60.9% | 7.384 46m09s | 1043.20 82485 n.a.%
Jun 08 23:15 | 2823 61.0% | 17.750 1h50m | 433.97 82485 n.a.%
Jun 08 23:15 | 2824 61.1% | 7.383 45m54s | 1043.34 82485 n.a.%
Jun 08 23:15 | 2827 61.2% | 7.413 45m58s | 1039.12 82485 n.a.%
Jun 08 23:15 | 2832 61.4% | 7.479 46m15s | 1029.95 82485 n.a.%
Jun 08 23:16 | 2835 61.5% | 17.845 1h50m | 431.66 82485 n.a.%
Jun 08 23:16 | 2844 61.6% | 38.100 3h54m | 202.18 82485 n.a.%
Jun 08 23:16 | 2847 61.7% | 7.449 45m41s | 1034.10 82485 n.a.%
Jun 08 23:17 | 2848 61.8% | 7.455 45m36s | 1033.27 82485 n.a.%
2026-06-08 23:20:10 (31792): wrapper (7.24.26018): starting
2026-06-08 23:20:10 (31792): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-08 23:20:10 (31792): wrapper: created child process 35888
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2844
no factors found so far.
previous work took 8568699 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 08 23:20 | 2847 61.7% | 7.273 44m36s | 1059.12 82485 n.a.%
Jun 08 23:20 | 2848 61.8% | 7.294 44m37s | 1056.08 82485 n.a.%
Jun 08 23:20 | 2859 61.9% | 7.395 45m07s | 1041.65 82485 n.a.%
Jun 08 23:20 | 2860 62.0% | 7.415 45m06s | 1038.84 82485 n.a.%
Jun 08 23:20 | 2863 62.1% | 7.441 45m09s | 1035.21 82485 n.a.%
Jun 08 23:20 | 2868 62.2% | 7.452 45m05s | 1033.68 82485 n.a.%
Jun 08 23:21 | 2875 62.3% | 7.468 45m03s | 1031.47 82485 n.a.%
Jun 08 23:21 | 2880 62.4% | 7.503 45m09s | 1026.66 82485 n.a.%
Jun 08 23:21 | 2884 62.5% | 7.490 44m56s | 1028.44 82485 n.a.%
Jun 08 23:21 | 2887 62.6% | 7.505 44m54s | 1026.38 82485 n.a.%
Jun 08 23:21 | 2895 62.7% | 7.525 44m54s | 1023.66 82485 n.a.%
Jun 08 23:21 | 2904 62.8% | 7.534 44m50s | 1022.43 82485 n.a.%
Jun 08 23:21 | 2907 62.9% | 7.547 44m47s | 1020.67 82485 n.a.%
Jun 08 23:21 | 2908 63.0% | 7.659 45m19s | 1005.75 82485 n.a.%
Jun 08 23:22 | 2919 63.1% | 7.542 44m30s | 1021.35 82485 n.a.%
Jun 08 23:22 | 2923 63.2% | 7.565 44m30s | 1018.24 82485 n.a.%
Jun 08 23:22 | 2928 63.3% | 7.595 44m33s | 1014.22 82485 n.a.%
Jun 08 23:22 | 2932 63.4% | 7.596 44m26s | 1014.09 82485 n.a.%
Jun 08 23:22 | 2935 63.5% | 7.582 44m14s | 1015.96 82485 n.a.%
Jun 08 23:22 | 2940 63.6% | 7.600 44m12s | 1013.55 82485 n.a.%
Jun 08 23:22 | 2943 63.8% | 7.710 44m43s | 999.09 82485 n.a.%
Jun 08 23:22 | 2944 63.9% | 7.772 44m57s | 991.12 82485 n.a.%
Jun 08 23:23 | 2947 64.0% | 7.778 44m51s | 990.36 82485 n.a.%
Jun 08 23:23 | 2952 64.1% | 7.775 44m42s | 990.74 82485 n.a.%
Jun 08 23:23 | 2959 64.2% | 7.780 44m36s | 990.10 82485 n.a.%
Jun 08 23:23 | 2964 64.3% | 8.028 45m54s | 959.52 82485 n.a.%
Jun 08 23:23 | 2967 64.4% | 18.038 1h42m | 427.04 82485 n.a.%
Jun 08 23:23 | 2968 64.5% | 7.601 43m12s | 1013.42 82485 n.a.%
Jun 08 23:24 | 2979 64.6% | 48.395 4h34m | 159.17 82485 n.a.%
Jun 08 23:25 | 2980 64.7% | 18.099 1h42m | 425.60 82485 n.a.%
Jun 08 23:25 | 2988 64.8% | 7.501 42m15s | 1026.93 82485 n.a.%
2026-06-08 23:28:15 (28520): wrapper (7.24.26018): starting
2026-06-08 23:28:15 (28520): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-08 23:28:16 (28520): wrapper: created child process 23280
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 2979
no factors found so far.
previous work took 8839557 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 08 23:28 | 2980 64.7% | 7.259 41m01s | 1061.17 82485 n.a.%
Jun 08 23:28 | 2988 64.8% | 7.287 41m03s | 1057.09 82485 n.a.%
Jun 08 23:28 | 2992 64.9% | 7.359 41m20s | 1046.75 82485 n.a.%
Jun 08 23:28 | 2995 65.0% | 7.402 41m27s | 1040.67 82485 n.a.%
Jun 08 23:28 | 3000 65.1% | 7.420 41m26s | 1038.14 82485 n.a.%
Jun 08 23:29 | 3003 65.2% | 7.447 41m27s | 1034.38 82485 n.a.%
Jun 08 23:29 | 3007 65.3% | 7.473 41m29s | 1030.78 82485 n.a.%
Jun 08 23:29 | 3012 65.4% | 7.517 41m36s | 1024.75 82485 n.a.%
Jun 08 23:29 | 3019 65.5% | 7.543 41m37s | 1021.21 82485 n.a.%
Jun 08 23:29 | 3024 65.6% | 7.540 41m28s | 1021.62 82485 n.a.%
Jun 08 23:29 | 3027 65.7% | 7.555 41m26s | 1019.59 82485 n.a.%
Jun 08 23:29 | 3028 65.8% | 7.564 41m21s | 1018.38 82485 n.a.%
Jun 08 23:30 | 3040 65.9% | 38.040 3h27m | 202.50 82485 n.a.%
Jun 08 23:30 | 3043 66.0% | 7.781 42m17s | 989.98 82485 n.a.%
Jun 08 23:30 | 3052 66.1% | 18.674 1h41m | 412.50 82485 n.a.%
Jun 08 23:31 | 3055 66.2% | 16.995 1h31m | 453.25 82485 n.a.%
Jun 08 23:31 | 3063 66.4% | 7.795 41m58s | 988.20 82485 n.a.%
Jun 08 23:31 | 3064 66.5% | 7.605 40m49s | 1012.89 82485 n.a.%
Jun 08 23:32 | 3072 66.6% | 59.402 5h17m | 129.68 82485 n.a.%
Jun 08 23:32 | 3075 66.7% | 7.502 40m01s | 1026.79 82485 n.a.%
Jun 08 23:32 | 3079 66.8% | 7.513 39m57s | 1025.29 82485 n.a.%
Jun 08 23:32 | 3084 66.9% | 7.567 40m06s | 1017.97 82485 n.a.%
Jun 08 23:32 | 3087 67.0% | 7.527 39m46s | 1023.38 82485 n.a.%
Jun 08 23:33 | 3099 67.1% | 7.592 39m59s | 1014.62 82485 n.a.%
Jun 08 23:33 | 3100 67.2% | 7.570 39m45s | 1017.57 82485 n.a.%
Jun 08 23:33 | 3108 67.3% | 7.581 39m40s | 1016.09 82485 n.a.%
Jun 08 23:33 | 3112 67.4% | 7.632 39m49s | 1009.30 82485 n.a.%
Jun 08 23:33 | 3115 67.5% | 7.756 40m20s | 993.17 82485 n.a.%
Jun 08 23:33 | 3120 67.6% | 7.754 40m11s | 993.42 82485 n.a.%
Jun 08 23:33 | 3124 67.7% | 7.984 41m15s | 964.81 82485 n.a.%
Jun 08 23:33 | 3127 67.8% | 8.011 41m15s | 961.55 82485 n.a.%
Jun 08 23:34 | 3132 67.9% | 7.986 41m00s | 964.56 82485 n.a.%
Jun 08 23:34 | 3135 68.0% | 7.997 40m55s | 963.24 82485 n.a.%
Jun 08 23:34 | 3139 68.1% | 8.205 41m51s | 938.82 82485 n.a.%
Jun 08 23:34 | 3148 68.2% | 8.174 41m33s | 942.38 82485 n.a.%
Jun 08 23:34 | 3159 68.3% | 8.195 41m31s | 939.96 82485 n.a.%
Jun 08 23:34 | 3160 68.4% | 8.173 41m16s | 942.50 82485 n.a.%
Jun 08 23:34 | 3163 68.5% | 8.232 41m26s | 935.74 82485 n.a.%
Jun 08 23:35 | 3168 68.6% | 8.211 41m12s | 938.13 82485 n.a.%
Jun 08 23:35 | 3175 68.8% | 8.210 41m03s | 938.25 82485 n.a.%
Jun 08 23:35 | 3183 68.9% | 8.195 40m50s | 939.96 82485 n.a.%
Jun 08 23:35 | 3184 69.0% | 8.239 40m55s | 934.95 82485 n.a.%
Jun 08 23:35 | 3187 69.1% | 8.239 40m47s | 934.95 82485 n.a.%
Jun 08 23:35 | 3192 69.2% | 8.228 40m35s | 936.19 82485 n.a.%
Jun 08 23:35 | 3195 69.3% | 8.213 40m23s | 937.90 82485 n.a.%
Jun 08 23:35 | 3199 69.4% | 8.211 40m14s | 938.13 82485 n.a.%
Jun 08 23:36 | 3204 69.5% | 8.474 41m23s | 909.02 82485 n.a.%
Jun 08 23:36 | 3208 69.6% | 8.327 40m31s | 925.06 82485 n.a.%
Jun 08 23:36 | 3219 69.7% | 28.737 2h19m | 268.05 82485 n.a.%
Jun 08 23:36 | 3220 69.8% | 7.601 36m44s | 1013.42 82485 n.a.%
Jun 08 23:36 | 3223 69.9% | 7.700 37m05s | 1000.39 82485 n.a.%
Jun 08 23:37 | 3232 70.0% | 7.966 38m14s | 966.99 82485 n.a.%
Jun 08 23:37 | 3240 70.1% | 8.014 38m20s | 961.19 82485 n.a.%
Jun 08 23:37 | 3243 70.2% | 8.104 38m38s | 950.52 82485 n.a.%
Jun 08 23:37 | 3244 70.3% | 8.161 38m46s | 943.88 82485 n.a.%
Jun 08 23:37 | 3247 70.4% | 8.225 38m56s | 936.54 82485 n.a.%
Jun 08 23:37 | 3252 70.5% | 8.267 39m00s | 931.78 82485 n.a.%
Jun 08 23:37 | 3255 70.6% | 8.415 39m33s | 915.39 82485 n.a.%
Jun 08 23:38 | 3259 70.7% | 8.294 38m51s | 928.75 82485 n.a.%
Jun 08 23:38 | 3264 70.8% | 8.297 38m43s | 928.41 82485 n.a.%
Jun 08 23:38 | 3267 70.9% | 8.305 38m37s | 927.51 82485 n.a.%
Jun 08 23:38 | 3280 71.0% | 8.313 38m31s | 926.62 82485 n.a.%
Jun 08 23:38 | 3283 71.1% | 8.379 38m41s | 919.32 82485 n.a.%
Jun 08 23:38 | 3288 71.2% | 8.419 38m44s | 914.96 82485 n.a.%
Jun 08 23:38 | 3292 71.4% | 8.539 39m08s | 902.10 82485 n.a.%
Jun 08 23:39 | 3295 71.5% | 8.515 38m53s | 904.64 82485 n.a.%
Jun 08 23:39 | 3300 71.6% | 8.397 38m12s | 917.35 82485 n.a.%
Jun 08 23:39 | 3303 71.7% | 8.405 38m06s | 916.48 82485 n.a.%
Jun 08 23:39 | 3304 71.8% | 8.348 37m42s | 922.74 82485 n.a.%
Jun 08 23:39 | 3307 71.9% | 8.336 37m31s | 924.07 82485 n.a.%
Jun 08 23:39 | 3315 72.0% | 8.352 37m27s | 922.30 82485 n.a.%
Jun 08 23:39 | 3324 72.1% | 8.405 37m33s | 916.48 82485 n.a.%
Jun 08 23:40 | 3327 72.2% | 8.482 37m45s | 908.16 82485 n.a.%
Jun 08 23:40 | 3328 72.3% | 8.500 37m41s | 906.24 82485 n.a.%
Jun 08 23:40 | 3339 72.4% | 8.537 37m42s | 902.31 82485 n.a.%
Jun 08 23:40 | 3343 72.5% | 8.585 37m46s | 897.26 82485 n.a.%
Jun 08 23:40 | 3348 72.6% | 8.506 37m17s | 905.60 82485 n.a.%
Jun 08 23:40 | 3352 72.7% | 8.495 37m06s | 906.77 82485 n.a.%
Jun 08 23:40 | 3355 72.8% | 8.480 36m53s | 908.37 82485 n.a.%
Jun 08 23:41 | 3360 72.9% | 8.681 37m37s | 887.34 82485 n.a.%
Jun 08 23:41 | 3363 73.0% | 8.498 36m41s | 906.45 82485 n.a.%
Jun 08 23:41 | 3364 73.1% | 8.612 37m02s | 894.45 82485 n.a.%
Jun 08 23:41 | 3372 73.2% | 8.557 36m39s | 900.20 82485 n.a.%
Jun 08 23:41 | 3379 73.3% | 8.564 36m32s | 899.46 82485 n.a.%
Jun 08 23:41 | 3384 73.4% | 8.503 36m08s | 905.92 82485 n.a.%
Jun 08 23:41 | 3387 73.5% | 8.891 37m38s | 866.38 82485 n.a.%
Jun 08 23:42 | 3388 73.6% | 9.314 39m16s | 827.04 82485 n.a.%
Jun 08 23:42 | 3399 73.8% | 8.860 37m13s | 869.41 82485 n.a.%
Jun 08 23:42 | 3408 73.9% | 18.741 1h18m | 411.02 82485 n.a.%
Jun 08 23:42 | 3412 74.0% | 7.898 32m55s | 975.31 82485 n.a.%
2026-06-09 00:07:39 (17160): wrapper (7.24.26018): starting
2026-06-09 00:07:39 (17160): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-09 00:07:39 (17160): wrapper: created child process 25016
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3399
no factors found so far.
previous work took 9673272 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 09 00:07 | 3408 73.9% | 7.210 30m10s | 1068.38 82485 n.a.%
Jun 09 00:07 | 3412 74.0% | 7.239 30m10s | 1064.10 82485 n.a.%
Jun 09 00:08 | 3415 74.1% | 7.321 30m23s | 1052.18 82485 n.a.%
Jun 09 00:08 | 3420 74.2% | 17.760 1h13m | 433.73 82485 n.a.%
Jun 09 00:08 | 3423 74.3% | 7.333 30m11s | 1050.46 82485 n.a.%
Jun 09 00:08 | 3427 74.4% | 7.366 30m12s | 1045.75 82485 n.a.%
Jun 09 00:08 | 3432 74.5% | 7.377 30m07s | 1044.19 82485 n.a.%
Jun 09 00:08 | 3435 74.6% | 7.398 30m05s | 1041.23 82485 n.a.%
Jun 09 00:08 | 3439 74.7% | 7.418 30m03s | 1038.42 82485 n.a.%
Jun 09 00:09 | 3447 74.8% | 17.724 1h11m | 434.61 82485 n.a.%
Jun 09 00:09 | 3448 74.9% | 7.418 29m48s | 1038.42 82485 n.a.%
Jun 09 00:09 | 3460 75.0% | 7.436 29m45s | 1035.91 82485 n.a.%
Jun 09 00:09 | 3463 75.1% | 7.680 30m36s | 1003.00 82485 n.a.%
Jun 09 00:09 | 3468 75.2% | 17.905 1h11m | 430.22 82485 n.a.%
2026-06-09 00:10:19 (31088): wrapper (7.24.26018): starting
2026-06-09 00:10:19 (31088): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-09 00:10:19 (31088): wrapper: created child process 2712
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 3468
no factors found so far.
previous work took 9807857 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 09 00:10 | 3472 75.3% | 7.407 29m15s | 1039.96 82485 n.a.%
Jun 09 00:10 | 3475 75.4% | 7.420 29m11s | 1038.14 82485 n.a.%
Jun 09 00:10 | 3483 75.5% | 7.440 29m08s | 1035.35 82485 n.a.%
Jun 09 00:10 | 3484 75.6% | 7.454 29m04s | 1033.41 82485 n.a.%
Jun 09 00:10 | 3492 75.7% | 7.465 28m59s | 1031.88 82485 n.a.%
Jun 09 00:11 | 3495 75.8% | 7.468 28m53s | 1031.47 82485 n.a.%
Jun 09 00:11 | 3504 75.9% | 7.499 28m52s | 1027.21 82485 n.a.%
Jun 09 00:11 | 3507 76.0% | 7.516 28m49s | 1024.88 82485 n.a.%
Jun 09 00:11 | 3519 76.1% | 7.524 28m43s | 1023.79 82485 n.a.%
Jun 09 00:11 | 3520 76.2% | 7.530 28m37s | 1022.98 82485 n.a.%
Jun 09 00:11 | 3523 76.4% | 7.525 28m28s | 1023.66 82485 n.a.%
Jun 09 00:12 | 3528 76.5% | 17.851 1h07m | 431.52 82485 n.a.%
Jun 09 00:12 | 3535 76.6% | 7.595 28m29s | 1014.22 82485 n.a.%
Jun 09 00:13 | 3540 76.7% | 51.350 3h11m | 150.01 82485 n.a.%
Jun 09 00:13 | 3544 76.8% | 7.368 27m23s | 1045.47 82485 n.a.%
Jun 09 00:13 | 3547 76.9% | 7.448 27m33s | 1034.24 82485 n.a.%
Jun 09 00:13 | 3552 77.0% | 7.430 27m22s | 1036.74 82485 n.a.%
Jun 09 00:13 | 3555 77.1% | 7.462 27m22s | 1032.30 82485 n.a.%
Jun 09 00:13 | 3559 77.2% | 7.475 27m17s | 1030.50 82485 n.a.%
Jun 09 00:13 | 3567 77.3% | 7.493 27m13s | 1028.03 82485 n.a.%
Jun 09 00:13 | 3568 77.4% | 7.503 27m08s | 1026.66 82485 n.a.%
Jun 09 00:14 | 3579 77.5% | 7.522 27m05s | 1024.06 82485 n.a.%
Jun 09 00:14 | 3580 77.6% | 7.537 27m00s | 1022.03 82485 n.a.%
Jun 09 00:14 | 3583 77.7% | 7.557 26m57s | 1019.32 82485 n.a.%
Jun 09 00:14 | 3588 77.8% | 7.649 27m09s | 1007.06 82485 n.a.%
Jun 09 00:14 | 3595 77.9% | 7.711 27m15s | 998.96 82485 n.a.%
Jun 09 00:14 | 3600 78.0% | 7.725 27m10s | 997.15 82485 n.a.%
Jun 09 00:14 | 3603 78.1% | 7.940 27m47s | 970.15 82485 n.a.%
Jun 09 00:14 | 3604 78.2% | 7.957 27m43s | 968.08 82485 n.a.%
Jun 09 00:15 | 3607 78.3% | 7.950 27m34s | 968.93 82485 n.a.%
Jun 09 00:15 | 3612 78.4% | 8.025 27m41s | 959.88 82485 n.a.%
Jun 09 00:15 | 3615 78.5% | 18.150 1h02m | 424.41 82485 n.a.%
Jun 09 00:15 | 3619 78.6% | 7.516 25m41s | 1024.88 82485 n.a.%
Jun 09 00:15 | 3624 78.8% | 7.554 25m41s | 1019.73 82485 n.a.%
Jun 09 00:15 | 3628 78.9% | 7.659 25m55s | 1005.75 82485 n.a.%
Jun 09 00:15 | 3639 79.0% | 7.812 26m18s | 986.05 82485 n.a.%
Jun 09 00:16 | 3640 79.1% | 7.909 26m30s | 973.96 82485 n.a.%
Jun 09 00:16 | 3643 79.2% | 8.014 26m43s | 961.19 82485 n.a.%
Jun 09 00:16 | 3652 79.3% | 18.046 59m51s | 426.85 82485 n.a.%
Jun 09 00:16 | 3660 79.4% | 17.923 59m09s | 429.78 82485 n.a.%
Jun 09 00:17 | 3663 79.5% | 17.849 58m36s | 431.57 82485 n.a.%
Jun 09 00:17 | 3667 79.6% | 7.544 24m39s | 1021.08 82485 n.a.%
Jun 09 00:17 | 3672 79.7% | 17.881 58m07s | 430.79 82485 n.a.%
Jun 09 00:17 | 3679 79.8% | 17.916 57m56s | 429.95 82485 n.a.%
Jun 09 00:18 | 3684 79.9% | 7.510 24m09s | 1025.70 82485 n.a.%
Jun 09 00:18 | 3687 80.0% | 7.550 24m10s | 1020.27 82485 n.a.%
Jun 09 00:18 | 3688 80.1% | 18.067 57m31s | 426.36 82485 n.a.%
Jun 09 00:18 | 3699 80.2% | 17.999 57m00s | 427.97 82485 n.a.%
Jun 09 00:18 | 3700 80.3% | 7.538 23m45s | 1021.89 82485 n.a.%
Jun 09 00:18 | 3703 80.4% | 7.588 23m47s | 1015.16 82485 n.a.%
Jun 09 00:19 | 3712 80.5% | 48.211 2h30m | 159.78 82485 n.a.%
Jun 09 00:20 | 3715 80.6% | 18.017 55m51s | 427.54 82485 n.a.%
Jun 09 00:20 | 3720 80.7% | 17.793 54m52s | 432.92 82485 n.a.%
Jun 09 00:20 | 3723 80.8% | 7.486 22m57s | 1028.99 82485 n.a.%
Jun 09 00:20 | 3724 80.9% | 7.517 22m56s | 1024.75 82485 n.a.%
Jun 09 00:20 | 3727 81.0% | 7.555 22m55s | 1019.59 82485 n.a.%
Jun 09 00:21 | 3735 81.1% | 28.038 1h24m | 274.73 82485 n.a.%
Jun 09 00:21 | 3744 81.2% | 7.490 22m28s | 1028.44 82485 n.a.%
Jun 09 00:21 | 3747 81.4% | 7.535 22m29s | 1022.30 82485 n.a.%
Jun 09 00:21 | 3748 81.5% | 7.555 22m25s | 1019.59 82485 n.a.%
Jun 09 00:22 | 3759 81.6% | 38.105 1h52m | 202.15 82485 n.a.%
Jun 09 00:22 | 3768 81.7% | 17.814 52m15s | 432.41 82485 n.a.%
Jun 09 00:22 | 3772 81.8% | 7.486 21m50s | 1028.99 82485 n.a.%
Jun 09 00:22 | 3775 81.9% | 17.829 51m42s | 432.05 82485 n.a.%
Jun 09 00:23 | 3780 82.0% | 17.840 51m26s | 431.78 82485 n.a.%
Jun 09 00:23 | 3783 82.1% | 7.511 21m32s | 1025.56 82485 n.a.%
Jun 09 00:23 | 3784 82.2% | 7.526 21m27s | 1023.52 82485 n.a.%
Jun 09 00:23 | 3787 82.3% | 27.914 1h19m | 275.96 82485 n.a.%
Jun 09 00:24 | 3792 82.4% | 17.846 50m16s | 431.64 82485 n.a.%
Jun 09 00:24 | 3799 82.5% | 7.495 20m59s | 1027.75 82485 n.a.%
Jun 09 00:24 | 3804 82.6% | 7.527 20m57s | 1023.38 82485 n.a.%
Jun 09 00:24 | 3808 82.7% | 17.892 49m30s | 430.53 82485 n.a.%
Jun 09 00:25 | 3819 82.8% | 38.111 1h44m | 202.12 82485 n.a.%
Jun 09 00:25 | 3820 82.9% | 17.868 48m50s | 431.11 82485 n.a.%
Jun 09 00:25 | 3828 83.0% | 7.477 20m19s | 1030.23 82485 n.a.%
Jun 09 00:26 | 3832 83.1% | 48.208 2h10m | 159.79 82485 n.a.%
Jun 09 00:27 | 3835 83.2% | 57.480 2h34m | 134.01 82485 n.a.%
Jun 09 00:28 | 3843 83.3% | 58.144 2h35m | 132.48 82485 n.a.%
Jun 09 00:28 | 3847 83.4% | 7.363 19m31s | 1046.18 82485 n.a.%
Jun 09 00:29 | 3852 83.5% | 58.252 2h33m | 132.24 82485 n.a.%
Jun 09 00:30 | 3855 83.6% | 57.342 2h30m | 134.33 82485 n.a.%
Jun 09 00:31 | 3859 83.8% | 48.181 2h05m | 159.88 82485 n.a.%
Jun 09 00:31 | 3864 83.9% | 7.431 19m12s | 1036.61 82485 n.a.%
Jun 09 00:32 | 3867 84.0% | 58.177 2h29m | 132.41 82485 n.a.%
Jun 09 00:33 | 3868 84.1% | 58.303 2h28m | 132.12 82485 n.a.%
Jun 09 00:34 | 3880 84.2% | 58.276 2h27m | 132.18 82485 n.a.%
Jun 09 00:34 | 3883 84.3% | 7.394 18m36s | 1041.79 82485 n.a.%
Jun 09 00:35 | 3888 84.4% | 78.480 3h16m | 98.15 82485 n.a.%
Jun 09 00:36 | 3892 84.5% | 58.468 2h25m | 131.75 82485 n.a.%
Jun 09 00:37 | 3903 84.6% | 57.142 2h20m | 134.80 82485 n.a.%
Jun 09 00:37 | 3904 84.7% | 7.330 17m58s | 1050.89 82485 n.a.%
Jun 09 00:38 | 3912 84.8% | 58.584 2h22m | 131.49 82485 n.a.%
Jun 09 00:39 | 3915 84.9% | 57.089 2h17m | 134.93 82485 n.a.%
Jun 09 00:40 | 3919 85.0% | 37.984 1h31m | 202.80 82485 n.a.%
Jun 09 00:40 | 3924 85.1% | 7.259 17m18s | 1061.17 82485 n.a.%
Jun 09 00:40 | 3927 85.2% | 7.308 17m18s | 1054.05 82485 n.a.%
Jun 09 00:40 | 3940 85.3% | 7.334 17m14s | 1050.32 82485 n.a.%
Jun 09 00:41 | 3943 85.4% | 7.355 17m10s | 1047.32 82485 n.a.%
Jun 09 00:41 | 3948 85.5% | 7.393 17m08s | 1041.93 82485 n.a.%
Jun 09 00:41 | 3952 85.6% | 7.391 17m00s | 1042.22 82485 n.a.%
Jun 09 00:41 | 3955 85.7% | 7.410 16m55s | 1039.54 82485 n.a.%
Jun 09 00:41 | 3960 85.8% | 7.416 16m49s | 1038.70 82485 n.a.%
Jun 09 00:41 | 3964 85.9% | 7.445 16m45s | 1034.66 82485 n.a.%
Jun 09 00:41 | 3967 86.0% | 7.462 16m40s | 1032.30 82485 n.a.%
Jun 09 00:41 | 3975 86.1% | 7.488 16m36s | 1028.71 82485 n.a.%
Jun 09 00:42 | 3979 86.2% | 7.513 16m32s | 1025.29 82485 n.a.%
Jun 09 00:42 | 3987 86.4% | 7.509 16m24s | 1025.84 82485 n.a.%
Jun 09 00:42 | 3988 86.5% | 7.510 16m16s | 1025.70 82485 n.a.%
Jun 09 00:42 | 3999 86.6% | 7.514 16m09s | 1025.15 82485 n.a.%
Jun 09 00:42 | 4000 86.7% | 7.525 16m03s | 1023.66 82485 n.a.%
Jun 09 00:42 | 4003 86.8% | 7.524 15m56s | 1023.79 82485 n.a.%
Jun 09 00:42 | 4008 86.9% | 7.544 15m51s | 1021.08 82485 n.a.%
Jun 09 00:42 | 4015 87.0% | 7.610 15m51s | 1012.22 82485 n.a.%
Jun 09 00:43 | 4020 87.1% | 7.635 15m47s | 1008.91 82485 n.a.%
Jun 09 00:43 | 4023 87.2% | 7.839 16m04s | 982.65 82485 n.a.%
Jun 09 00:43 | 4024 87.3% | 7.852 15m58s | 981.03 82485 n.a.%
Jun 09 00:43 | 4032 87.4% | 7.854 15m50s | 980.78 82485 n.a.%
Jun 09 00:43 | 4035 87.5% | 7.862 15m43s | 979.78 82485 n.a.%
Jun 09 00:43 | 4039 87.6% | 7.864 15m36s | 979.53 82485 n.a.%
Jun 09 00:43 | 4044 87.7% | 7.846 15m26s | 981.78 82485 n.a.%
Jun 09 00:43 | 4048 87.8% | 7.868 15m21s | 979.03 82485 n.a.%
Jun 09 00:44 | 4059 87.9% | 8.025 15m31s | 959.88 82485 n.a.%
Jun 09 00:44 | 4063 88.0% | 8.051 15m26s | 956.78 82485 n.a.%
Jun 09 00:44 | 4072 88.1% | 8.060 15m19s | 955.71 82485 n.a.%
Jun 09 00:44 | 4080 88.2% | 8.061 15m11s | 955.59 82485 n.a.%
Jun 09 00:44 | 4083 88.3% | 8.059 15m03s | 955.83 82485 n.a.%
Jun 09 00:44 | 4084 88.4% | 8.061 14m55s | 955.59 82485 n.a.%
Jun 09 00:44 | 4087 88.5% | 8.060 14m47s | 955.71 82485 n.a.%
Jun 09 00:45 | 4092 88.6% | 8.069 14m40s | 954.64 82485 n.a.%
Jun 09 00:45 | 4095 88.8% | 8.073 14m32s | 954.17 82485 n.a.%
Jun 09 00:45 | 4099 88.9% | 8.149 14m32s | 945.27 82485 n.a.%
Jun 09 00:46 | 4107 89.0% | 48.728 1h26m | 158.08 82485 n.a.%
Jun 09 00:46 | 4108 89.1% | 7.491 13m07s | 1028.30 82485 n.a.%
Jun 09 00:46 | 4119 89.2% | 38.116 1h06m | 202.09 82485 n.a.%
Jun 09 00:47 | 4120 89.3% | 16.723 28m42s | 460.62 82485 n.a.%
Jun 09 00:47 | 4123 89.4% | 37.956 1h04m | 202.95 82485 n.a.%
Jun 09 00:47 | 4128 89.5% | 7.404 12m28s | 1040.39 82485 n.a.%
Jun 09 00:48 | 4132 89.6% | 7.449 12m25s | 1034.10 82485 n.a.%
Jun 09 00:48 | 4135 89.7% | 7.488 12m21s | 1028.71 82485 n.a.%
Jun 09 00:48 | 4140 89.8% | 7.513 12m16s | 1025.29 82485 n.a.%
Jun 09 00:48 | 4143 89.9% | 27.915 45m08s | 275.95 82485 n.a.%
Jun 09 00:49 | 4144 90.0% | 17.855 28m34s | 431.42 82485 n.a.%
Jun 09 00:49 | 4147 90.1% | 28.024 44m22s | 274.87 82485 n.a.%
Jun 09 00:49 | 4155 90.2% | 7.456 11m41s | 1033.13 82485 n.a.%
Jun 09 00:49 | 4164 90.3% | 16.757 25m58s | 459.69 82485 n.a.%
Jun 09 00:50 | 4167 90.4% | 7.497 11m30s | 1027.48 82485 n.a.%
Jun 09 00:50 | 4168 90.5% | 27.918 42m21s | 275.92 82485 n.a.%
Jun 09 00:50 | 4179 90.6% | 7.455 11m11s | 1033.27 82485 n.a.%
Jun 09 00:50 | 4183 90.7% | 17.830 26m27s | 432.03 82485 n.a.%
Jun 09 00:51 | 4188 90.8% | 27.832 40m49s | 276.77 82485 n.a.%
2026-06-09 00:58:57 (13808): wrapper (7.24.26018): starting
2026-06-09 00:58:57 (13808): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-09 00:58:57 (13808): wrapper: created child process 36480
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 4179
no factors found so far.
previous work took 12222287 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 09 00:59 | 4183 90.7% | 7.221 10m43s | 1066.75 82485 n.a.%
Jun 09 00:59 | 4188 90.8% | 7.260 10m39s | 1061.02 82485 n.a.%
Jun 09 00:59 | 4195 90.9% | 7.364 10m41s | 1046.04 82485 n.a.%
Jun 09 01:02 | 4200 91.0% | 199.24 4h45m | 38.66 82485 n.a.%
Jun 09 01:10 | 4204 91.1% | 490.85 11h35m | 15.69 82485 n.a.%
Jun 09 01:11 | 4207 91.2% | 48.010 1h07m | 160.45 82485 n.a.%
Jun 09 01:11 | 4212 91.4% | 7.187 9m57s | 1071.80 82485 n.a.%
Jun 09 01:11 | 4219 91.5% | 7.229 9m53s | 1065.57 82485 n.a.%
Jun 09 01:12 | 4224 91.6% | 7.256 9m48s | 1061.61 82485 n.a.%
Jun 09 01:12 | 4227 91.7% | 7.287 9m43s | 1057.09 82485 n.a.%
Jun 09 01:12 | 4228 91.8% | 17.688 23m17s | 435.49 82485 n.a.%
Jun 09 01:12 | 4239 91.9% | 7.293 9m29s | 1056.22 82485 n.a.%
Jun 09 01:12 | 4240 92.0% | 7.339 9m25s | 1049.60 82485 n.a.%
Jun 09 01:12 | 4248 92.1% | 7.355 9m19s | 1047.32 82485 n.a.%
Jun 09 01:12 | 4252 92.2% | 7.370 9m13s | 1045.18 82485 n.a.%
Jun 09 01:13 | 4255 92.3% | 16.862 20m48s | 456.83 82485 n.a.%
Jun 09 01:13 | 4260 92.4% | 7.373 8m58s | 1044.76 82485 n.a.%
Jun 09 01:13 | 4263 92.5% | 7.387 8m52s | 1042.78 82485 n.a.%
Jun 09 01:13 | 4267 92.6% | 7.414 8m46s | 1038.98 82485 n.a.%
Jun 09 01:13 | 4272 92.7% | 7.433 8m40s | 1036.33 82485 n.a.%
Jun 09 01:13 | 4275 92.8% | 7.434 8m33s | 1036.19 82485 n.a.%
Jun 09 01:13 | 4279 92.9% | 7.463 8m27s | 1032.16 82485 n.a.%
Jun 09 01:14 | 4284 93.0% | 7.466 8m20s | 1031.75 82485 n.a.%
Jun 09 01:14 | 4287 93.1% | 7.495 8m15s | 1027.75 82485 n.a.%
Jun 09 01:14 | 4288 93.2% | 7.503 8m08s | 1026.66 82485 n.a.%
Jun 09 01:14 | 4300 93.3% | 7.511 8m01s | 1025.56 82485 n.a.%
Jun 09 01:14 | 4303 93.4% | 7.521 7m54s | 1024.20 82485 n.a.%
Jun 09 01:14 | 4308 93.5% | 7.562 7m49s | 1018.65 82485 n.a.%
Jun 09 01:14 | 4312 93.6% | 17.819 18m07s | 432.29 82485 n.a.%
Jun 09 01:15 | 4315 93.8% | 7.473 7m28s | 1030.78 82485 n.a.%
Jun 09 01:15 | 4323 93.9% | 7.497 7m22s | 1027.48 82485 n.a.%
Jun 09 01:15 | 4332 94.0% | 7.505 7m15s | 1026.38 82485 n.a.%
Jun 09 01:15 | 4339 94.1% | 7.529 7m09s | 1023.11 82485 n.a.%
Jun 09 01:15 | 4344 94.2% | 7.545 7m03s | 1020.94 82485 n.a.%
Jun 09 01:15 | 4347 94.3% | 7.561 6m56s | 1018.78 82485 n.a.%
Jun 09 01:15 | 4359 94.4% | 7.557 6m48s | 1019.32 82485 n.a.%
Jun 09 01:16 | 4360 94.5% | 7.638 6m45s | 1008.51 82485 n.a.%
Jun 09 01:16 | 4363 94.6% | 7.665 6m39s | 1004.96 82485 n.a.%
Jun 09 01:16 | 4372 94.7% | 7.708 6m33s | 999.35 82485 n.a.%
Jun 09 01:16 | 4375 94.8% | 7.826 6m31s | 984.28 82485 n.a.%
Jun 09 01:17 | 4380 94.9% | 48.605 39m42s | 158.48 82485 n.a.%
Jun 09 01:17 | 4384 95.0% | 7.404 5m55s | 1040.39 82485 n.a.%
Jun 09 01:17 | 4387 95.1% | 16.841 13m12s | 457.40 82485 n.a.%
Jun 09 01:18 | 4392 95.2% | 28.062 21m31s | 274.50 82485 n.a.%
Jun 09 01:18 | 4395 95.3% | 17.691 13m16s | 435.42 82485 n.a.%
Jun 09 01:18 | 4399 95.4% | 7.420 5m26s | 1038.14 82485 n.a.%
Jun 09 01:18 | 4407 95.5% | 17.855 12m48s | 431.42 82485 n.a.%
Jun 09 01:19 | 4408 95.6% | 17.783 12m27s | 433.17 82485 n.a.%
Jun 09 01:19 | 4419 95.7% | 37.967 25m57s | 202.89 82485 n.a.%
Jun 09 01:19 | 4420 95.8% | 7.405 4m56s | 1040.24 82485 n.a.%
Jun 09 01:20 | 4428 95.9% | 17.836 11m36s | 431.88 82485 n.a.%
Jun 09 01:20 | 4435 96.0% | 37.931 24m01s | 203.08 82485 n.a.%
Jun 09 01:21 | 4440 96.1% | 17.804 10m59s | 432.66 82485 n.a.%
Jun 09 01:21 | 4443 96.2% | 7.392 4m26s | 1042.07 82485 n.a.%
Jun 09 01:21 | 4444 96.4% | 27.952 16m18s | 275.58 82485 n.a.%
Jun 09 01:21 | 4447 96.5% | 17.850 10m07s | 431.54 82485 n.a.%
Jun 09 01:22 | 4452 96.6% | 7.411 4m05s | 1039.40 82485 n.a.%
Jun 09 01:22 | 4455 96.7% | 7.452 3m58s | 1033.68 82485 n.a.%
Jun 09 01:22 | 4459 96.8% | 27.955 14m27s | 275.55 82485 n.a.%
2026-06-09 01:25:52 (23236): wrapper (7.24.26018): starting
2026-06-09 01:25:52 (23236): wrapper: running mfaktc-win-64.exe (-d 0)
2026-06-09 01:25:52 (23236): wrapper: created child process 7972
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
CUDA device info
name NVIDIA GeForce RTX 3050 Laptop GPU
compute capability 8.6
max threads per block 1024
max shared memory per MP 102400 bytes
number of multiprocessors 16
clock rate (CUDA cores) 1500 MHz
memory clock rate: 6001 MHz
memory bus width: 128 bits
Automatic parameters
threads per grid 1048576
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=178809977 bit_min=76 bit_max=77 (85.59 GHz-days)
Starting trial factoring M178809977 from 2^76 to 2^77 (85.59 GHz-days)
k_min = 211279775862540
k_max = 422559551729679
Using GPU kernel "barrett87_mul32_gs"
found a valid checkpoint file!
last finished class was: 4447
no factors found so far.
previous work took 13599788 ms
Date Time | class Pct | time ETA | GHz-d/day Sieve Wait
Jun 09 01:26 | 4452 96.6% | 7.192 3m57s | 1071.05 82485 n.a.%
Jun 09 01:26 | 4455 96.7% | 7.228 3m51s | 1065.72 82485 n.a.%
Jun 09 01:26 | 4459 96.8% | 7.287 3m46s | 1057.09 82485 n.a.%
Jun 09 01:26 | 4464 96.9% | 7.316 3m39s | 1052.90 82485 n.a.%
Jun 09 01:26 | 4468 97.0% | 7.340 3m33s | 1049.46 82485 n.a.%
Jun 09 01:26 | 4479 97.1% | 7.383 3m27s | 1043.34 82485 n.a.%
Jun 09 01:26 | 4480 97.2% | 7.397 3m20s | 1041.37 82485 n.a.%
Jun 09 01:26 | 4483 97.3% | 7.414 3m13s | 1038.98 82485 n.a.%
Jun 09 01:27 | 4492 97.4% | 7.475 3m07s | 1030.50 82485 n.a.%
Jun 09 01:27 | 4503 97.5% | 7.457 2m59s | 1032.99 82485 n.a.%
Jun 09 01:27 | 4504 97.6% | 7.478 2m52s | 1030.09 82485 n.a.%
Jun 09 01:27 | 4507 97.7% | 7.490 2m45s | 1028.44 82485 n.a.%
Jun 09 01:27 | 4512 97.8% | 7.496 2m37s | 1027.62 82485 n.a.%
Jun 09 01:27 | 4515 97.9% | 7.503 2m30s | 1026.66 82485 n.a.%
Jun 09 01:27 | 4519 98.0% | 7.506 2m23s | 1026.25 82485 n.a.%
Jun 09 01:27 | 4524 98.1% | 7.521 2m15s | 1024.20 82485 n.a.%
Jun 09 01:28 | 4527 98.2% | 7.591 2m09s | 1014.76 82485 n.a.%
Jun 09 01:28 | 4528 98.3% | 7.564 2m01s | 1018.38 82485 n.a.%
Jun 09 01:28 | 4539 98.4% | 7.540 1m53s | 1021.62 82485 n.a.%
Jun 09 01:28 | 4540 98.5% | 7.542 1m46s | 1021.35 82485 n.a.%
Jun 09 01:28 | 4543 98.6% | 7.577 1m39s | 1016.63 82485 n.a.%
Jun 09 01:28 | 4548 98.8% | 7.688 1m32s | 1001.95 82485 n.a.%
Jun 09 01:28 | 4552 98.9% | 7.735 1m25s | 995.86 82485 n.a.%
Jun 09 01:28 | 4560 99.0% | 7.731 1m17s | 996.38 82485 n.a.%
Jun 09 01:29 | 4563 99.1% | 7.737 1m10s | 995.61 82485 n.a.%
Jun 09 01:29 | 4564 99.2% | 7.762 1m02s | 992.40 82485 n.a.%
Jun 09 01:29 | 4567 99.3% | 7.818 0m55s | 985.29 82485 n.a.%
Jun 09 01:29 | 4575 99.4% | 7.859 0m47s | 980.15 82485 n.a.%
Jun 09 01:29 | 4584 99.5% | 7.850 0m39s | 981.28 82485 n.a.%
Jun 09 01:29 | 4587 99.6% | 7.847 0m31s | 981.65 82485 n.a.%
Jun 09 01:29 | 4603 99.7% | 7.840 0m24s | 982.53 82485 n.a.%
Jun 09 01:29 | 4608 99.8% | 7.859 0m16s | 980.15 82485 n.a.%
Jun 09 01:30 | 4612 99.9% | 7.969 0m08s | 966.62 82485 n.a.%
Jun 09 01:30 | 4615 100.0% | 7.975 0m00s | 965.89 82485 n.a.%
no factor for M178809977 from 2^76 to 2^77
tf(): time spent since restart: 0h 4m 18.005s
estimated total time spent: 2h 1m 24.847s
ERROR: get_next_assignment(): no valid assignment found in "worktodo.txt"
2026-06-09 01:30:13 (23236): mfaktc-win-64.exe exited; CPU time 4.078125
2026-06-09 01:30:13 (23236): called boinc_finish(0)
</stderr_txt>
]]>
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