2026-04-15 03:23:23,087 | INFO | rank=0 | trackio ui launched trackio_dir=artifacts/w2v-bert-test2-full/trackio local_url=http://127.0.0.1:7860/ share_url=https://f0033d54e057ce7e60.gradio.live full_url=https://f0033d54e057ce7e60.gradio.live?project=w2v-bert-test2-full&write_token=2YkZg9kymB2YdGFnr99GiMuOZWFFP6nVWKyMj4gVL08
2026-04-15 03:23:23,271 | INFO | rank=0 | hugging face checkpoint repository initialized repo_id=speech-uk/w2v-bert-test2-full repo_type=model path_in_repo=. checkpoint_format=safetensors folder=artifacts/w2v-bert-test2-full
2026-04-15 03:23:29,580 | INFO | rank=0 | auto-resume validated checkpoint path=artifacts/w2v-bert-test2-full/checkpoint_step_last.pt epoch=1 global_step=12000
2026-04-15 03:23:30,346 | INFO | rank=0 | starting training variant=sm zipformer_requested=False w2v_bert_requested=True device=cuda distributed=True world_size=2 output_dir=artifacts/w2v-bert-test2-full
2026-04-15 03:23:30,346 | INFO | rank=0 | loading LM scorer source=disabled
2026-04-15 03:23:30,347 | INFO | rank=0 | LM scorer ready source=disabled elapsed=0.0s
2026-04-15 03:23:30,347 | INFO | rank=0 | resolving dataset sources
2026-04-15 03:23:30,348 | INFO | rank=0 | dataset sources resolved train_count=4 validation_count=1 elapsed=0.0s
2026-04-15 03:23:30,348 | INFO | rank=0 | loading dataset records train_sources=['/home/yehor/squeezeformer/data/cv22-opus-speech-filtered', '/home/yehor/squeezeformer/data/broadcast-opus-speech-filtered', '/home/yehor/squeezeformer/data/voa-opus-speech-filtered', '/home/yehor/squeezeformer/data/yodas2-opus-speech-filtered'] validation_sources=['/home/yehor/squeezeformer/data/cv10-uk-testset-clean-punctuated'] validation_mode=external record_cache=True prevalidate_audio=False
2026-04-15 03:23:30,717 | INFO | rank=0 | dataset records available train_samples=648240 val_samples=3204 elapsed=0.4s
2026-04-15 03:23:30,717 | INFO | rank=0 | checking dataset audio decode support
2026-04-15 03:23:31,540 | INFO | rank=0 | dataset audio decode support ready elapsed=1.2s
2026-04-15 03:23:31,541 | INFO | rank=0 | building dataset split audit
2026-04-15 03:23:31,541 | INFO | rank=0 | split audit started split=train records=648240
2026-04-15 03:23:32,020 | INFO | rank=0 | split audit scanned train records progress=32412/648240 5.0% rate=67671.2/s elapsed=0.5s
2026-04-15 03:23:32,501 | INFO | rank=0 | split audit scanned train records progress=64824/648240 10.0% rate=67514.4/s elapsed=1.0s
2026-04-15 03:23:32,993 | INFO | rank=0 | split audit scanned train records progress=97236/648240 15.0% rate=66929.2/s elapsed=1.5s
2026-04-15 03:23:33,485 | INFO | rank=0 | split audit scanned train records progress=129648/648240 20.0% rate=66679.7/s elapsed=1.9s
2026-04-15 03:23:33,974 | INFO | rank=0 | split audit scanned train records progress=162060/648240 25.0% rate=66589.0/s elapsed=2.4s
2026-04-15 03:23:34,474 | INFO | rank=0 | split audit scanned train records progress=194472/648240 30.0% rate=66285.6/s elapsed=2.9s
2026-04-15 03:23:34,964 | INFO | rank=0 | split audit scanned train records progress=226884/648240 35.0% rate=66267.8/s elapsed=3.4s
2026-04-15 03:23:35,449 | INFO | rank=0 | split audit scanned train records progress=259296/648240 40.0% rate=66342.6/s elapsed=3.9s
2026-04-15 03:23:35,932 | INFO | rank=0 | split audit scanned train records progress=291708/648240 45.0% rate=66423.0/s elapsed=4.4s
2026-04-15 03:23:36,415 | INFO | rank=0 | split audit scanned train records progress=324120/648240 50.0% rate=66490.9/s elapsed=4.9s
2026-04-15 03:23:36,899 | INFO | rank=0 | split audit scanned train records progress=356532/648240 55.0% rate=66537.7/s elapsed=5.4s
2026-04-15 03:23:37,382 | INFO | rank=0 | split audit scanned train records progress=388944/648240 60.0% rate=66589.5/s elapsed=5.8s
2026-04-15 03:23:37,880 | INFO | rank=0 | split audit scanned train records progress=421356/648240 65.0% rate=66465.1/s elapsed=6.3s
2026-04-15 03:23:38,390 | INFO | rank=0 | split audit scanned train records progress=453768/648240 70.0% rate=66250.0/s elapsed=6.8s
2026-04-15 03:23:38,898 | INFO | rank=0 | split audit scanned train records progress=486180/648240 75.0% rate=66083.1/s elapsed=7.4s
2026-04-15 03:23:39,419 | INFO | rank=0 | split audit scanned train records progress=518592/648240 80.0% rate=65822.3/s elapsed=7.9s
2026-04-15 03:23:39,979 | INFO | rank=0 | split audit scanned train records progress=551004/648240 85.0% rate=65293.8/s elapsed=8.4s
2026-04-15 03:23:40,485 | INFO | rank=0 | split audit scanned train records progress=583416/648240 90.0% rate=65225.2/s elapsed=8.9s
2026-04-15 03:23:40,994 | INFO | rank=0 | split audit scanned train records progress=615828/648240 95.0% rate=65140.8/s elapsed=9.5s
2026-04-15 03:23:41,543 | INFO | rank=0 | split audit scanned train records progress=648240/648240 100.0% rate=64806.6/s elapsed=10.0s
2026-04-15 03:23:41,552 | INFO | rank=0 | split audit completed split=train records=648240 speakers=0 records_with_speaker_id=0 elapsed=10.0s
2026-04-15 03:23:41,552 | INFO | rank=0 | split audit started split=validation records=3204
2026-04-15 03:23:41,567 | INFO | rank=0 | split audit scanned validation records progress=1000/3204 31.2% rate=68404.3/s elapsed=0.0s
2026-04-15 03:23:41,581 | INFO | rank=0 | split audit scanned validation records progress=2000/3204 62.4% rate=68138.0/s elapsed=0.0s
2026-04-15 03:23:41,596 | INFO | rank=0 | split audit scanned validation records progress=3000/3204 93.6% rate=67986.7/s elapsed=0.0s
2026-04-15 03:23:41,599 | INFO | rank=0 | split audit scanned validation records progress=3204/3204 100.0% rate=67758.3/s elapsed=0.0s
2026-04-15 03:23:41,600 | INFO | rank=0 | split audit completed split=validation records=3204 speakers=0 records_with_speaker_id=0 elapsed=0.0s
2026-04-15 03:23:44,915 | INFO | rank=0 | loaded datasets train_sources=['/home/yehor/squeezeformer/data/cv22-opus-speech-filtered', '/home/yehor/squeezeformer/data/broadcast-opus-speech-filtered', '/home/yehor/squeezeformer/data/voa-opus-speech-filtered', '/home/yehor/squeezeformer/data/yodas2-opus-speech-filtered'] validation_sources=['/home/yehor/squeezeformer/data/cv10-uk-testset-clean-punctuated'] train_samples=648240 val_samples=3204 speaker_balance_ratio=1.000 elapsed=14.6s
2026-04-15 03:23:45,049 | INFO | rank=0 | saved audio preview samples requested=10 saved=10 dir=artifacts/w2v-bert-test2-full/audio_previews manifest=artifacts/w2v-bert-test2-full/audio_previews/manifest.jsonl
2026-04-15 03:23:50,911 | INFO | rank=0 | resume checkpoint loaded path=artifacts/w2v-bert-test2-full/checkpoint_step_last.pt elapsed=5.9s
2026-04-15 03:23:50,911 | INFO | rank=0 | preparing tokenizer mode=sentencepiece resume=True tokenizer_path=/home/yehor/squeezeformer/code/artifacts/w2v-bert-test-full/tokenizer.model
2026-04-15 03:23:50,938 | INFO | rank=0 | tokenizer ready vocab_size=512 elapsed=0.0s
2026-04-15 03:23:54,186 | INFO | rank=0 | building dataloaders train_samples=648240 val_samples=3204 distributed=True world_size=2 train_hours=1264.35 val_hours=4.63 dataloader_backend=rust-parquet num_workers=16 dataloader_worker_threads=1 metadata_workers=8 force_audio_metadata_probe=False persistent_workers=True prefetch_factor=2 train_in_order=False feature_cache_format=parquet
2026-04-15 03:23:54,186 | INFO | rank=0 | train dataloader create_dataloader started samples=648240 batch_size=8 shuffle=True num_workers=16 worker_threads=1 backend=rust-parquet
2026-04-15 03:23:54,186 | INFO | rank=0 | train dataloader estimating frames from cached audio metadata records=648240
2026-04-15 03:23:54,574 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=32412/648240 5.0% rate=83601.3/s elapsed=0.4s
2026-04-15 03:23:54,960 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=64824/648240 10.0% rate=83726.9/s elapsed=0.8s
2026-04-15 03:23:55,347 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=97236/648240 15.0% rate=83791.5/s elapsed=1.2s
2026-04-15 03:23:55,730 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=129648/648240 20.0% rate=83996.4/s elapsed=1.5s
2026-04-15 03:23:56,114 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=162060/648240 25.0% rate=84045.6/s elapsed=1.9s
2026-04-15 03:23:56,501 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=194472/648240 30.0% rate=84025.0/s elapsed=2.3s
2026-04-15 03:23:56,887 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=226884/648240 35.0% rate=84004.1/s elapsed=2.7s
2026-04-15 03:23:57,272 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=259296/648240 40.0% rate=84027.6/s elapsed=3.1s
2026-04-15 03:23:57,657 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=291708/648240 45.0% rate=84053.7/s elapsed=3.5s
2026-04-15 03:23:58,041 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=324120/648240 50.0% rate=84072.5/s elapsed=3.9s
2026-04-15 03:23:58,426 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=356532/648240 55.0% rate=84096.1/s elapsed=4.2s
2026-04-15 03:23:58,810 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=388944/648240 60.0% rate=84111.5/s elapsed=4.6s
2026-04-15 03:23:59,195 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=421356/648240 65.0% rate=84125.5/s elapsed=5.0s
2026-04-15 03:23:59,579 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=453768/648240 70.0% rate=84147.5/s elapsed=5.4s
2026-04-15 03:23:59,963 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=486180/648240 75.0% rate=84154.7/s elapsed=5.8s
2026-04-15 03:24:00,347 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=518592/648240 80.0% rate=84178.2/s elapsed=6.2s
2026-04-15 03:24:00,730 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=551004/648240 85.0% rate=84195.7/s elapsed=6.5s
2026-04-15 03:24:01,115 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=583416/648240 90.0% rate=84199.3/s elapsed=6.9s
2026-04-15 03:24:01,501 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=615828/648240 95.0% rate=84190.7/s elapsed=7.3s
2026-04-15 03:24:01,884 | INFO | rank=0 | train dataloader estimated frames from cached metadata progress=648240/648240 100.0% rate=84204.8/s elapsed=7.7s
2026-04-15 03:24:08,143 | INFO | rank=0 | train dataloader audio metadata complete records=648240 probe_needed=0 elapsed=14.0s
2026-04-15 03:24:08,143 | INFO | rank=0 | train dataloader metadata ready elapsed=14.0s
2026-04-15 03:24:08,143 | INFO | rank=0 | train dataloader adaptive sampler computing sort keys records=648240
2026-04-15 03:24:08,545 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=32412/648240 5.0% rate=80628.8/s elapsed=0.4s
2026-04-15 03:24:08,948 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=64824/648240 10.0% rate=80490.5/s elapsed=0.8s
2026-04-15 03:24:09,353 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=97236/648240 15.0% rate=80383.6/s elapsed=1.2s
2026-04-15 03:24:09,756 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=129648/648240 20.0% rate=80387.1/s elapsed=1.6s
2026-04-15 03:24:10,159 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=162060/648240 25.0% rate=80394.0/s elapsed=2.0s
2026-04-15 03:24:10,562 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=194472/648240 30.0% rate=80392.3/s elapsed=2.4s
2026-04-15 03:24:10,963 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=226884/648240 35.0% rate=80452.3/s elapsed=2.8s
2026-04-15 03:24:11,401 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=259296/648240 40.0% rate=79596.3/s elapsed=3.3s
2026-04-15 03:24:11,805 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=291708/648240 45.0% rate=79663.3/s elapsed=3.7s
2026-04-15 03:24:12,208 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=324120/648240 50.0% rate=79739.5/s elapsed=4.1s
2026-04-15 03:24:12,611 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=356532/648240 55.0% rate=79801.4/s elapsed=4.5s
2026-04-15 03:24:13,014 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=388944/648240 60.0% rate=79852.4/s elapsed=4.9s
2026-04-15 03:24:13,416 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=421356/648240 65.0% rate=79904.2/s elapsed=5.3s
2026-04-15 03:24:13,828 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=453768/648240 70.0% rate=79822.9/s elapsed=5.7s
2026-04-15 03:24:14,232 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=486180/648240 75.0% rate=79839.5/s elapsed=6.1s
2026-04-15 03:24:14,635 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=518592/648240 80.0% rate=79884.5/s elapsed=6.5s
2026-04-15 03:24:15,038 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=551004/648240 85.0% rate=79909.2/s elapsed=6.9s
2026-04-15 03:24:15,441 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=583416/648240 90.0% rate=79945.7/s elapsed=7.3s
2026-04-15 03:24:15,845 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=615828/648240 95.0% rate=79956.7/s elapsed=7.7s
2026-04-15 03:24:16,251 | INFO | rank=0 | train dataloader adaptive sampler computed sort keys progress=648240/648240 100.0% rate=79947.6/s elapsed=8.1s
2026-04-15 03:24:16,251 | INFO | rank=0 | train dataloader adaptive sampler sorting keyed records total=648240
2026-04-15 03:24:16,883 | INFO | rank=0 | train dataloader adaptive sampler sorted records total=648240 key_elapsed=8.1s sort_elapsed=0.6s
2026-04-15 03:24:17,200 | INFO | rank=0 | train dataloader adaptive sampler building batches records=648240 unit=frames budget=400
2026-04-15 03:24:18,887 | INFO | rank=0 | train dataloader adaptive sampler built batches=110791 progress=259296/648240 40.0% rate=153636.7/s elapsed=1.7s
2026-04-15 03:24:19,085 | INFO | rank=0 | train dataloader adaptive sampler built batches=143203 progress=291708/648240 45.0% rate=154713.2/s elapsed=1.9s
2026-04-15 03:24:19,623 | INFO | rank=0 | train dataloader adaptive sampler built batches=175615 progress=324120/648240 50.0% rate=133776.7/s elapsed=2.4s
2026-04-15 03:24:19,825 | INFO | rank=0 | train dataloader adaptive sampler built batches=208027 progress=356532/648240 55.0% rate=135786.2/s elapsed=2.6s
2026-04-15 03:24:20,026 | INFO | rank=0 | train dataloader adaptive sampler built batches=240439 progress=388944/648240 60.0% rate=137617.9/s elapsed=2.8s
2026-04-15 03:24:20,225 | INFO | rank=0 | train dataloader adaptive sampler built batches=272851 progress=421356/648240 65.0% rate=139263.3/s elapsed=3.0s
2026-04-15 03:24:20,424 | INFO | rank=0 | train dataloader adaptive sampler built batches=305263 progress=453768/648240 70.0% rate=140718.1/s elapsed=3.2s
2026-04-15 03:24:20,623 | INFO | rank=0 | train dataloader adaptive sampler built batches=337675 progress=486180/648240 75.0% rate=142021.4/s elapsed=3.4s
2026-04-15 03:24:21,224 | INFO | rank=0 | train dataloader adaptive sampler built batches=370087 progress=518592/648240 80.0% rate=128872.5/s elapsed=4.0s
2026-04-15 03:24:21,425 | INFO | rank=0 | train dataloader adaptive sampler built batches=402499 progress=551004/648240 85.0% rate=130410.5/s elapsed=4.2s
2026-04-15 03:24:21,623 | INFO | rank=0 | train dataloader adaptive sampler built batches=434911 progress=583416/648240 90.0% rate=131884.5/s elapsed=4.4s
2026-04-15 03:24:21,822 | INFO | rank=0 | train dataloader adaptive sampler built batches=467323 progress=615828/648240 95.0% rate=133243.2/s elapsed=4.6s
2026-04-15 03:24:22,019 | INFO | rank=0 | train dataloader adaptive sampler built batches=499735 progress=648240/648240 100.0% rate=134520.9/s elapsed=4.8s
2026-04-15 03:24:22,021 | INFO | rank=0 | train dataloader rust-parquet feature cache index build started cache_dir=/home/yehor/squeezeformer/data/test-warm/feature-cache-w2v-bert/train batches=249868 num_workers=16 prefetch_batches=32