2025-07-18 21:38:16,039 - INFO - Training with parameters: 2025-07-18 21:38:16,039 - INFO - Text model: sentence-transformers/paraphrase-multilingual-mpnet-base-v2 2025-07-18 21:38:16,039 - INFO - Audio model: facebook/w2v-bert-2.0 2025-07-18 21:38:16,039 - INFO - Freeze encoders: partial 2025-07-18 21:38:16,040 - INFO - Text layers to unfreeze: 3 2025-07-18 21:38:16,040 - INFO - Audio layers to unfreeze: 3 2025-07-18 21:38:16,040 - INFO - Use cross-modal attention: False 2025-07-18 21:38:16,040 - INFO - Use attentive pooling: False 2025-07-18 21:38:16,040 - INFO - Use word-level alignment: True 2025-07-18 21:38:16,040 - INFO - Batch size: 48 2025-07-18 21:38:16,040 - INFO - Gradient accumulation steps: 15 2025-07-18 21:38:16,040 - INFO - Effective batch size: 720 2025-07-18 21:38:16,040 - INFO - Mixed precision training: False 2025-07-18 21:38:16,040 - INFO - Learning rate: 0.0008 2025-07-18 21:38:16,040 - INFO - Temperature: 0.1 2025-07-18 21:38:16,040 - INFO - Projection dimension: 768 2025-07-18 21:38:16,040 - INFO - Training samples: 34898 2025-07-18 21:38:16,040 - INFO - Validation samples: 11252 2025-07-18 21:38:16,040 - INFO - Test samples: 11266 2025-07-18 21:38:16,040 - INFO - Max audio length: 480000 samples (30.00 seconds at 16kHz) 2025-07-18 21:38:16,040 - INFO - Loading tokenizer and feature extractor... 2025-07-18 21:38:17,236 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:38:17,236 - INFO - Creating datasets... 2025-07-18 21:38:17,236 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:38:17,237 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:38:17,237 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:38:17,237 - INFO - Creating data loaders... 2025-07-18 21:38:17,237 - INFO - Checking a sample batch... 2025-07-18 21:38:22,503 - INFO - input_ids_pos: torch.Size([48, 128]) 2025-07-18 21:38:22,503 - INFO - attention_mask_pos: torch.Size([48, 128]) 2025-07-18 21:38:22,503 - INFO - input_ids_neg: torch.Size([48, 128]) 2025-07-18 21:38:22,503 - INFO - attention_mask_neg: torch.Size([48, 128]) 2025-07-18 21:38:22,503 - INFO - input_values: torch.Size([48, 383, 160]) 2025-07-18 21:38:22,503 - INFO - attention_mask_audio: torch.Size([48, 383]) 2025-07-18 21:38:22,503 - INFO - is_corrupted: torch.Size([48]) 2025-07-18 21:38:22,503 - INFO - correctness_scores: torch.Size([48]) 2025-07-18 21:38:22,503 - INFO - Initializing model... 2025-07-18 21:38:23,540 - INFO - Text encoder hidden dim: 768 2025-07-18 21:38:23,540 - INFO - Audio encoder hidden dim: 1024 2025-07-18 21:38:23,540 - INFO - Partial freezing: unfreezing last 3 text layers and 3 audio layers 2025-07-18 21:38:23,541 - INFO - Unfreezing text encoder layer 9 2025-07-18 21:38:23,541 - INFO - Unfreezing text encoder layer 10 2025-07-18 21:38:23,541 - INFO - Unfreezing text encoder layer 11 2025-07-18 21:38:23,541 - INFO - Unfreezing audio encoder layer 21 2025-07-18 21:38:23,541 - INFO - Unfreezing audio encoder layer 22 2025-07-18 21:38:23,541 - INFO - Unfreezing audio encoder layer 23 2025-07-18 21:38:23,609 - INFO - Model initialized with 308,221,186 trainable parameters out of 879,798,082 total 2025-07-18 21:38:24,242 - INFO - Using discriminative learning rates: encoder_lr=4e-05, main_lr=0.0008 2025-07-18 21:38:24,243 - INFO - Encoder parameters: 156, Non-encoder parameters: 38 2025-07-18 21:38:24,243 - INFO - Checking if loss parameters are in optimizer... 2025-07-18 21:38:24,243 - INFO - ✓ log_sigma2_align is in optimizer 2025-07-18 21:38:24,243 - INFO - Total parameters in optimizer: 194 2025-07-18 21:38:24,244 - INFO - Model parameters: 193 2025-07-18 21:38:24,244 - INFO - Loss parameters: 1 2025-07-18 21:38:24,244 - INFO - Scheduler setup: 2025-07-18 21:38:24,244 - INFO - Batches per epoch: 727 2025-07-18 21:38:24,244 - INFO - Accumulation steps: 15 2025-07-18 21:38:24,244 - INFO - Optimizer steps per epoch: 49 2025-07-18 21:38:24,244 - INFO - Total optimizer steps: 1470 2025-07-18 21:38:24,244 - INFO - Warmup steps: 1000 2025-07-18 21:38:24,244 - INFO - Validating gradient accumulation setup... 2025-07-18 21:38:24,244 - INFO - Validating gradient accumulation with 15 steps... 2025-07-18 21:38:29,847 - WARNING - Not enough test batches (10) for accumulation_steps (15) 2025-07-18 21:38:29,847 - INFO - Starting training for 30 epochs 2025-07-18 21:39:02,309 - INFO - log_σ² gradient: -0.700972 2025-07-18 21:39:02,473 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 21:39:24,467 - INFO - log_σ² gradient: -0.701121 2025-07-18 21:39:24,542 - INFO - Optimizer step 2: log_σ²=0.000001, weight=0.999999 2025-07-18 21:39:47,037 - INFO - log_σ² gradient: -0.700009 2025-07-18 21:39:47,108 - INFO - Optimizer step 3: log_σ²=0.000002, weight=0.999998 2025-07-18 21:40:17,130 - INFO - Training with parameters: 2025-07-18 21:40:17,131 - INFO - Text model: sentence-transformers/paraphrase-multilingual-mpnet-base-v2 2025-07-18 21:40:17,131 - INFO - Audio model: facebook/w2v-bert-2.0 2025-07-18 21:40:17,131 - INFO - Freeze encoders: partial 2025-07-18 21:40:17,131 - INFO - Text layers to unfreeze: 3 2025-07-18 21:40:17,131 - INFO - Audio layers to unfreeze: 3 2025-07-18 21:40:17,131 - INFO - Use cross-modal attention: False 2025-07-18 21:40:17,131 - INFO - Use attentive pooling: False 2025-07-18 21:40:17,131 - INFO - Use word-level alignment: False 2025-07-18 21:40:17,131 - INFO - Batch size: 48 2025-07-18 21:40:17,131 - INFO - Gradient accumulation steps: 15 2025-07-18 21:40:17,131 - INFO - Effective batch size: 720 2025-07-18 21:40:17,131 - INFO - Mixed precision training: False 2025-07-18 21:40:17,131 - INFO - Learning rate: 0.0008 2025-07-18 21:40:17,131 - INFO - Temperature: 0.1 2025-07-18 21:40:17,131 - INFO - Projection dimension: 768 2025-07-18 21:40:17,131 - INFO - Training samples: 34898 2025-07-18 21:40:17,131 - INFO - Validation samples: 11252 2025-07-18 21:40:17,131 - INFO - Test samples: 11266 2025-07-18 21:40:17,131 - INFO - Max audio length: 480000 samples (30.00 seconds at 16kHz) 2025-07-18 21:40:17,131 - INFO - Loading tokenizer and feature extractor... 2025-07-18 21:40:18,344 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:40:18,344 - INFO - Creating datasets... 2025-07-18 21:40:18,344 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:40:18,344 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:40:18,344 - INFO - Feature extractor output keys: ['input_features', 'attention_mask'] 2025-07-18 21:40:18,344 - INFO - Creating data loaders... 2025-07-18 21:40:18,344 - INFO - Checking a sample batch... 2025-07-18 21:40:23,498 - INFO - input_ids_pos: torch.Size([48, 128]) 2025-07-18 21:40:23,498 - INFO - attention_mask_pos: torch.Size([48, 128]) 2025-07-18 21:40:23,498 - INFO - input_ids_neg: torch.Size([48, 128]) 2025-07-18 21:40:23,498 - INFO - attention_mask_neg: torch.Size([48, 128]) 2025-07-18 21:40:23,498 - INFO - input_values: torch.Size([48, 383, 160]) 2025-07-18 21:40:23,498 - INFO - attention_mask_audio: torch.Size([48, 383]) 2025-07-18 21:40:23,498 - INFO - is_corrupted: torch.Size([48]) 2025-07-18 21:40:23,498 - INFO - correctness_scores: torch.Size([48]) 2025-07-18 21:40:23,498 - INFO - Initializing model... 2025-07-18 21:40:24,291 - INFO - Text encoder hidden dim: 768 2025-07-18 21:40:24,292 - INFO - Audio encoder hidden dim: 1024 2025-07-18 21:40:24,292 - INFO - Partial freezing: unfreezing last 3 text layers and 3 audio layers 2025-07-18 21:40:24,292 - INFO - Unfreezing text encoder layer 9 2025-07-18 21:40:24,292 - INFO - Unfreezing text encoder layer 10 2025-07-18 21:40:24,292 - INFO - Unfreezing text encoder layer 11 2025-07-18 21:40:24,293 - INFO - Unfreezing audio encoder layer 21 2025-07-18 21:40:24,293 - INFO - Unfreezing audio encoder layer 22 2025-07-18 21:40:24,293 - INFO - Unfreezing audio encoder layer 23 2025-07-18 21:40:24,313 - INFO - Model initialized with 292,079,360 trainable parameters out of 863,656,256 total 2025-07-18 21:40:24,808 - INFO - Using discriminative learning rates: encoder_lr=4e-05, main_lr=0.0008 2025-07-18 21:40:24,808 - INFO - Encoder parameters: 156, Non-encoder parameters: 13 2025-07-18 21:40:24,808 - INFO - Checking if loss parameters are in optimizer... 2025-07-18 21:40:24,808 - INFO - ✓ log_sigma2_align is in optimizer 2025-07-18 21:40:24,808 - INFO - Total parameters in optimizer: 169 2025-07-18 21:40:24,809 - INFO - Model parameters: 168 2025-07-18 21:40:24,809 - INFO - Loss parameters: 1 2025-07-18 21:40:24,809 - INFO - Scheduler setup: 2025-07-18 21:40:24,809 - INFO - Batches per epoch: 727 2025-07-18 21:40:24,809 - INFO - Accumulation steps: 15 2025-07-18 21:40:24,809 - INFO - Optimizer steps per epoch: 49 2025-07-18 21:40:24,809 - INFO - Total optimizer steps: 1470 2025-07-18 21:40:24,809 - INFO - Warmup steps: 1000 2025-07-18 21:40:24,809 - INFO - Validating gradient accumulation setup... 2025-07-18 21:40:24,809 - INFO - Validating gradient accumulation with 15 steps... 2025-07-18 21:40:30,269 - WARNING - Not enough test batches (10) for accumulation_steps (15) 2025-07-18 21:40:30,269 - INFO - Starting training for 30 epochs 2025-07-18 21:41:01,942 - WARNING - log_σ² has NO gradient! 2025-07-18 21:41:02,064 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 21:41:22,104 - WARNING - log_σ² has NO gradient! 2025-07-18 21:41:22,130 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 21:41:43,359 - WARNING - log_σ² has NO gradient! 2025-07-18 21:41:43,387 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 21:42:03,468 - WARNING - log_σ² has NO gradient! 2025-07-18 21:42:03,492 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 21:42:24,309 - WARNING - log_σ² has NO gradient! 2025-07-18 21:42:24,336 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 21:42:44,219 - WARNING - log_σ² has NO gradient! 2025-07-18 21:42:44,246 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 21:43:04,962 - WARNING - log_σ² has NO gradient! 2025-07-18 21:43:04,986 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 21:43:26,353 - WARNING - log_σ² has NO gradient! 2025-07-18 21:43:26,378 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 21:43:46,195 - WARNING - log_σ² has NO gradient! 2025-07-18 21:43:46,220 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 21:44:07,505 - WARNING - log_σ² has NO gradient! 2025-07-18 21:44:07,533 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 21:44:28,900 - WARNING - log_σ² has NO gradient! 2025-07-18 21:44:28,925 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 21:44:48,469 - WARNING - log_σ² has NO gradient! 2025-07-18 21:44:48,495 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 21:45:10,035 - WARNING - log_σ² has NO gradient! 2025-07-18 21:45:10,057 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 21:45:31,269 - WARNING - log_σ² has NO gradient! 2025-07-18 21:45:31,299 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 21:45:51,655 - WARNING - log_σ² has NO gradient! 2025-07-18 21:45:51,679 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 21:46:12,285 - WARNING - log_σ² has NO gradient! 2025-07-18 21:46:12,311 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 21:46:32,877 - WARNING - log_σ² has NO gradient! 2025-07-18 21:46:32,902 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 21:46:53,579 - WARNING - log_σ² has NO gradient! 2025-07-18 21:46:53,605 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 21:47:13,100 - WARNING - log_σ² has NO gradient! 2025-07-18 21:47:13,124 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 21:47:33,576 - WARNING - log_σ² has NO gradient! 2025-07-18 21:47:33,604 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 21:47:54,127 - WARNING - log_σ² has NO gradient! 2025-07-18 21:47:54,154 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 21:48:14,830 - WARNING - log_σ² has NO gradient! 2025-07-18 21:48:14,855 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 21:48:35,514 - WARNING - log_σ² has NO gradient! 2025-07-18 21:48:35,539 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 21:48:55,723 - WARNING - log_σ² has NO gradient! 2025-07-18 21:48:55,751 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 21:49:16,485 - WARNING - log_σ² has NO gradient! 2025-07-18 21:49:16,510 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 21:49:36,520 - WARNING - log_σ² has NO gradient! 2025-07-18 21:49:36,546 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 21:49:56,220 - WARNING - log_σ² has NO gradient! 2025-07-18 21:49:56,245 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 21:50:16,667 - WARNING - log_σ² has NO gradient! 2025-07-18 21:50:16,692 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 21:50:38,034 - WARNING - log_σ² has NO gradient! 2025-07-18 21:50:38,060 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 21:50:58,303 - WARNING - log_σ² has NO gradient! 2025-07-18 21:50:58,329 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 21:51:19,512 - WARNING - log_σ² has NO gradient! 2025-07-18 21:51:19,537 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 21:51:40,471 - WARNING - log_σ² has NO gradient! 2025-07-18 21:51:40,495 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 21:52:02,144 - WARNING - log_σ² has NO gradient! 2025-07-18 21:52:02,169 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 21:52:22,821 - WARNING - log_σ² has NO gradient! 2025-07-18 21:52:22,847 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 21:52:42,845 - WARNING - log_σ² has NO gradient! 2025-07-18 21:52:42,870 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 21:53:03,090 - WARNING - log_σ² has NO gradient! 2025-07-18 21:53:03,117 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-18 21:53:24,540 - WARNING - log_σ² has NO gradient! 2025-07-18 21:53:24,564 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-18 21:53:45,525 - WARNING - log_σ² has NO gradient! 2025-07-18 21:53:45,555 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-18 21:54:06,270 - WARNING - log_σ² has NO gradient! 2025-07-18 21:54:06,299 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-18 21:54:28,092 - WARNING - log_σ² has NO gradient! 2025-07-18 21:54:28,118 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-18 21:54:47,989 - WARNING - log_σ² has NO gradient! 2025-07-18 21:54:48,014 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-18 21:55:09,716 - WARNING - log_σ² has NO gradient! 2025-07-18 21:55:09,741 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-18 21:55:29,134 - WARNING - log_σ² has NO gradient! 2025-07-18 21:55:29,162 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-18 21:55:48,655 - WARNING - log_σ² has NO gradient! 2025-07-18 21:55:48,680 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-18 21:56:08,330 - WARNING - log_σ² has NO gradient! 2025-07-18 21:56:08,354 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-18 21:56:28,205 - WARNING - log_σ² has NO gradient! 2025-07-18 21:56:28,233 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-18 21:56:48,581 - WARNING - log_σ² has NO gradient! 2025-07-18 21:56:48,605 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-18 21:57:09,251 - WARNING - log_σ² has NO gradient! 2025-07-18 21:57:09,278 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-18 21:57:18,996 - WARNING - log_σ² has NO gradient! 2025-07-18 21:57:19,020 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-18 21:57:19,242 - INFO - Epoch 1: Total optimizer steps: 49 2025-07-18 22:00:14,858 - INFO - Validation metrics: 2025-07-18 22:00:14,858 - INFO - Loss: 0.4173 2025-07-18 22:00:14,858 - INFO - BCE Loss: 0.0000 2025-07-18 22:00:14,858 - INFO - Weighted BCE Loss: 0.0000 2025-07-18 22:00:14,858 - INFO - Average similarity: 0.4338 2025-07-18 22:00:14,858 - INFO - Median similarity: 0.4391 2025-07-18 22:00:14,858 - INFO - Clean sample similarity: 0.4338 2025-07-18 22:00:14,858 - INFO - Corrupted sample similarity: 0.3733 2025-07-18 22:00:14,858 - INFO - Similarity gap (clean - corrupt): 0.0605 2025-07-18 22:00:15,021 - INFO - Epoch 1/30 - Train Loss: 0.6003, Val Loss: 0.4173, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.4338, Corrupt Sim: 0.3733, Gap: 0.0605, Time: 1184.75s 2025-07-18 22:00:15,022 - INFO - New best validation loss: 0.4173 2025-07-18 22:00:17,627 - INFO - New best similarity gap: 0.0605 2025-07-18 22:00:51,118 - WARNING - log_σ² has NO gradient! 2025-07-18 22:00:51,146 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 22:01:11,365 - WARNING - log_σ² has NO gradient! 2025-07-18 22:01:11,387 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 22:01:31,967 - WARNING - log_σ² has NO gradient! 2025-07-18 22:01:31,992 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 22:01:53,162 - WARNING - log_σ² has NO gradient! 2025-07-18 22:01:53,188 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 22:02:14,034 - WARNING - log_σ² has NO gradient! 2025-07-18 22:02:14,061 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 22:02:35,896 - WARNING - log_σ² has NO gradient! 2025-07-18 22:02:35,922 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 22:02:56,129 - WARNING - log_σ² has NO gradient! 2025-07-18 22:02:56,155 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 22:03:16,214 - WARNING - log_σ² has NO gradient! 2025-07-18 22:03:16,240 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 22:03:36,054 - WARNING - log_σ² has NO gradient! 2025-07-18 22:03:36,080 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 22:03:55,851 - WARNING - log_σ² has NO gradient! 2025-07-18 22:03:55,875 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 22:04:15,765 - WARNING - log_σ² has NO gradient! 2025-07-18 22:04:15,791 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 22:04:35,948 - WARNING - log_σ² has NO gradient! 2025-07-18 22:04:35,973 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 22:04:57,104 - WARNING - log_σ² has NO gradient! 2025-07-18 22:04:57,130 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 22:05:17,500 - WARNING - log_σ² has NO gradient! 2025-07-18 22:05:17,526 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 22:05:37,458 - WARNING - log_σ² has NO gradient! 2025-07-18 22:05:37,483 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 22:05:57,935 - WARNING - log_σ² has NO gradient! 2025-07-18 22:05:57,957 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 22:06:18,302 - WARNING - log_σ² has NO gradient! 2025-07-18 22:06:18,328 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 22:06:39,218 - WARNING - log_σ² has NO gradient! 2025-07-18 22:06:39,242 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 22:06:59,569 - WARNING - log_σ² has NO gradient! 2025-07-18 22:06:59,594 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 22:07:19,462 - WARNING - log_σ² has NO gradient! 2025-07-18 22:07:19,488 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 22:07:40,135 - WARNING - log_σ² has NO gradient! 2025-07-18 22:07:40,161 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 22:08:00,975 - WARNING - log_σ² has NO gradient! 2025-07-18 22:08:01,001 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 22:08:20,743 - WARNING - log_σ² has NO gradient! 2025-07-18 22:08:20,768 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 22:08:41,819 - WARNING - log_σ² has NO gradient! 2025-07-18 22:08:41,843 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 22:09:02,246 - WARNING - log_σ² has NO gradient! 2025-07-18 22:09:02,270 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 22:09:22,846 - WARNING - log_σ² has NO gradient! 2025-07-18 22:09:22,870 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 22:09:43,738 - WARNING - log_σ² has NO gradient! 2025-07-18 22:09:43,760 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 22:10:04,160 - WARNING - log_σ² has NO gradient! 2025-07-18 22:10:04,184 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 22:10:23,568 - WARNING - log_σ² has NO gradient! 2025-07-18 22:10:23,594 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 22:10:44,421 - WARNING - log_σ² has NO gradient! 2025-07-18 22:10:44,449 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 22:11:04,604 - WARNING - log_σ² has NO gradient! 2025-07-18 22:11:04,632 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 22:11:25,094 - WARNING - log_σ² has NO gradient! 2025-07-18 22:11:25,124 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 22:11:45,836 - WARNING - log_σ² has NO gradient! 2025-07-18 22:11:45,864 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 22:12:05,563 - WARNING - log_σ² has NO gradient! 2025-07-18 22:12:05,592 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 22:12:25,784 - WARNING - log_σ² has NO gradient! 2025-07-18 22:12:25,808 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 22:12:46,174 - WARNING - log_σ² has NO gradient! 2025-07-18 22:12:46,202 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-18 22:13:06,392 - WARNING - log_σ² has NO gradient! 2025-07-18 22:13:06,416 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-18 22:13:26,886 - WARNING - log_σ² has NO gradient! 2025-07-18 22:13:26,914 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-18 22:13:47,981 - WARNING - log_σ² has NO gradient! 2025-07-18 22:13:48,005 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-18 22:14:09,049 - WARNING - log_σ² has NO gradient! 2025-07-18 22:14:09,079 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-18 22:14:28,587 - WARNING - log_σ² has NO gradient! 2025-07-18 22:14:28,613 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-18 22:14:49,376 - WARNING - log_σ² has NO gradient! 2025-07-18 22:14:49,400 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-18 22:15:09,527 - WARNING - log_σ² has NO gradient! 2025-07-18 22:15:09,555 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-18 22:15:30,512 - WARNING - log_σ² has NO gradient! 2025-07-18 22:15:30,539 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-18 22:15:51,408 - WARNING - log_σ² has NO gradient! 2025-07-18 22:15:51,432 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-18 22:16:11,717 - WARNING - log_σ² has NO gradient! 2025-07-18 22:16:11,745 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-18 22:16:32,159 - WARNING - log_σ² has NO gradient! 2025-07-18 22:16:32,186 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-18 22:16:52,284 - WARNING - log_σ² has NO gradient! 2025-07-18 22:16:52,311 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-18 22:17:01,279 - WARNING - log_σ² has NO gradient! 2025-07-18 22:17:01,305 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-18 22:17:01,553 - INFO - Epoch 2: Total optimizer steps: 49 2025-07-18 22:19:57,036 - INFO - Validation metrics: 2025-07-18 22:19:57,037 - INFO - Loss: 0.3033 2025-07-18 22:19:57,037 - INFO - BCE Loss: 0.0000 2025-07-18 22:19:57,037 - INFO - Weighted BCE Loss: 0.0000 2025-07-18 22:19:57,037 - INFO - Average similarity: 0.5514 2025-07-18 22:19:57,037 - INFO - Median similarity: 0.5739 2025-07-18 22:19:57,037 - INFO - Clean sample similarity: 0.5514 2025-07-18 22:19:57,037 - INFO - Corrupted sample similarity: 0.4301 2025-07-18 22:19:57,037 - INFO - Similarity gap (clean - corrupt): 0.1214 2025-07-18 22:19:57,217 - INFO - Epoch 2/30 - Train Loss: 0.4138, Val Loss: 0.3033, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.5514, Corrupt Sim: 0.4301, Gap: 0.1214, Time: 1177.04s 2025-07-18 22:19:57,217 - INFO - New best validation loss: 0.3033 2025-07-18 22:19:59,849 - INFO - New best similarity gap: 0.1214 2025-07-18 22:22:43,868 - INFO - Epoch 2 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-18 22:23:14,393 - WARNING - log_σ² has NO gradient! 2025-07-18 22:23:14,417 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 22:23:35,377 - WARNING - log_σ² has NO gradient! 2025-07-18 22:23:35,400 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 22:23:56,114 - WARNING - log_σ² has NO gradient! 2025-07-18 22:23:56,143 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 22:24:15,957 - WARNING - log_σ² has NO gradient! 2025-07-18 22:24:15,982 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 22:24:37,075 - WARNING - log_σ² has NO gradient! 2025-07-18 22:24:37,101 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 22:24:57,648 - WARNING - log_σ² has NO gradient! 2025-07-18 22:24:57,677 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 22:25:17,845 - WARNING - log_σ² has NO gradient! 2025-07-18 22:25:17,869 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 22:25:38,915 - WARNING - log_σ² has NO gradient! 2025-07-18 22:25:38,940 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 22:25:59,557 - WARNING - log_σ² has NO gradient! 2025-07-18 22:25:59,582 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 22:26:21,075 - WARNING - log_σ² has NO gradient! 2025-07-18 22:26:21,101 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 22:26:41,598 - WARNING - log_σ² has NO gradient! 2025-07-18 22:26:41,623 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 22:27:01,070 - WARNING - log_σ² has NO gradient! 2025-07-18 22:27:01,093 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 22:27:21,645 - WARNING - log_σ² has NO gradient! 2025-07-18 22:27:21,669 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 22:27:42,577 - WARNING - log_σ² has NO gradient! 2025-07-18 22:27:42,604 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 22:28:02,814 - WARNING - log_σ² has NO gradient! 2025-07-18 22:28:02,840 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 22:28:22,843 - WARNING - log_σ² has NO gradient! 2025-07-18 22:28:22,869 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 22:28:44,019 - WARNING - log_σ² has NO gradient! 2025-07-18 22:28:44,047 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 22:29:04,724 - WARNING - log_σ² has NO gradient! 2025-07-18 22:29:04,750 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 22:29:24,422 - WARNING - log_σ² has NO gradient! 2025-07-18 22:29:24,447 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 22:29:46,352 - WARNING - log_σ² has NO gradient! 2025-07-18 22:29:46,382 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 22:30:06,899 - WARNING - log_σ² has NO gradient! 2025-07-18 22:30:06,926 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 22:30:26,902 - WARNING - log_σ² has NO gradient! 2025-07-18 22:30:26,926 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 22:30:48,196 - WARNING - log_σ² has NO gradient! 2025-07-18 22:30:48,224 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 22:31:07,355 - WARNING - log_σ² has NO gradient! 2025-07-18 22:31:07,381 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 22:31:28,058 - WARNING - log_σ² has NO gradient! 2025-07-18 22:31:28,083 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 22:31:48,538 - WARNING - log_σ² has NO gradient! 2025-07-18 22:31:48,565 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 22:32:07,722 - WARNING - log_σ² has NO gradient! 2025-07-18 22:32:07,749 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 22:32:27,869 - WARNING - log_σ² has NO gradient! 2025-07-18 22:32:27,893 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 22:32:48,332 - WARNING - log_σ² has NO gradient! 2025-07-18 22:32:48,356 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 22:33:08,855 - WARNING - log_σ² has NO gradient! 2025-07-18 22:33:08,879 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 22:33:29,297 - WARNING - log_σ² has NO gradient! 2025-07-18 22:33:29,322 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 22:33:50,805 - WARNING - log_σ² has NO gradient! 2025-07-18 22:33:50,833 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 22:34:11,467 - WARNING - log_σ² has NO gradient! 2025-07-18 22:34:11,492 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 22:34:31,623 - WARNING - log_σ² has NO gradient! 2025-07-18 22:34:31,651 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 22:34:51,778 - WARNING - log_σ² has NO gradient! 2025-07-18 22:34:51,804 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 22:35:14,190 - WARNING - log_σ² has NO gradient! 2025-07-18 22:35:14,216 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-18 22:35:34,358 - WARNING - log_σ² has NO gradient! 2025-07-18 22:35:34,384 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-18 22:35:55,380 - WARNING - log_σ² has NO gradient! 2025-07-18 22:35:55,404 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-18 22:36:15,110 - WARNING - log_σ² has NO gradient! 2025-07-18 22:36:15,134 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-18 22:36:35,449 - WARNING - log_σ² has NO gradient! 2025-07-18 22:36:35,474 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-18 22:36:56,167 - WARNING - log_σ² has NO gradient! 2025-07-18 22:36:56,192 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-18 22:37:16,940 - WARNING - log_σ² has NO gradient! 2025-07-18 22:37:16,968 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-18 22:37:38,302 - WARNING - log_σ² has NO gradient! 2025-07-18 22:37:38,330 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-18 22:37:58,505 - WARNING - log_σ² has NO gradient! 2025-07-18 22:37:58,530 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-18 22:38:20,115 - WARNING - log_σ² has NO gradient! 2025-07-18 22:38:20,142 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-18 22:38:40,031 - WARNING - log_σ² has NO gradient! 2025-07-18 22:38:40,054 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-18 22:39:01,662 - WARNING - log_σ² has NO gradient! 2025-07-18 22:39:01,687 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-18 22:39:21,464 - WARNING - log_σ² has NO gradient! 2025-07-18 22:39:21,490 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-18 22:39:30,772 - WARNING - log_σ² has NO gradient! 2025-07-18 22:39:30,798 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-18 22:39:31,033 - INFO - Epoch 3: Total optimizer steps: 49 2025-07-18 22:42:26,250 - INFO - Validation metrics: 2025-07-18 22:42:26,250 - INFO - Loss: 0.2587 2025-07-18 22:42:26,250 - INFO - BCE Loss: 0.0000 2025-07-18 22:42:26,250 - INFO - Weighted BCE Loss: 0.0000 2025-07-18 22:42:26,250 - INFO - Average similarity: 0.6112 2025-07-18 22:42:26,250 - INFO - Median similarity: 0.6437 2025-07-18 22:42:26,250 - INFO - Clean sample similarity: 0.6112 2025-07-18 22:42:26,250 - INFO - Corrupted sample similarity: 0.4582 2025-07-18 22:42:26,250 - INFO - Similarity gap (clean - corrupt): 0.1530 2025-07-18 22:42:26,423 - INFO - Epoch 3/30 - Train Loss: 0.3436, Val Loss: 0.2587, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6112, Corrupt Sim: 0.4582, Gap: 0.1530, Time: 1182.56s 2025-07-18 22:42:26,423 - INFO - New best validation loss: 0.2587 2025-07-18 22:42:29,787 - INFO - New best similarity gap: 0.1530 2025-07-18 22:43:04,178 - WARNING - log_σ² has NO gradient! 2025-07-18 22:43:04,202 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 22:43:24,968 - WARNING - log_σ² has NO gradient! 2025-07-18 22:43:24,995 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 22:43:45,843 - WARNING - log_σ² has NO gradient! 2025-07-18 22:43:45,866 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 22:44:06,439 - WARNING - log_σ² has NO gradient! 2025-07-18 22:44:06,463 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 22:44:27,603 - WARNING - log_σ² has NO gradient! 2025-07-18 22:44:27,628 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 22:44:49,212 - WARNING - log_σ² has NO gradient! 2025-07-18 22:44:49,241 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 22:45:10,918 - WARNING - log_σ² has NO gradient! 2025-07-18 22:45:10,946 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 22:45:31,154 - WARNING - log_σ² has NO gradient! 2025-07-18 22:45:31,178 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 22:45:50,973 - WARNING - log_σ² has NO gradient! 2025-07-18 22:45:51,000 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 22:46:10,862 - WARNING - log_σ² has NO gradient! 2025-07-18 22:46:10,890 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 22:46:29,683 - WARNING - log_σ² has NO gradient! 2025-07-18 22:46:29,707 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 22:46:49,945 - WARNING - log_σ² has NO gradient! 2025-07-18 22:46:49,973 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 22:47:09,665 - WARNING - log_σ² has NO gradient! 2025-07-18 22:47:09,690 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 22:47:29,867 - WARNING - log_σ² has NO gradient! 2025-07-18 22:47:29,891 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 22:47:51,265 - WARNING - log_σ² has NO gradient! 2025-07-18 22:47:51,289 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 22:48:10,868 - WARNING - log_σ² has NO gradient! 2025-07-18 22:48:10,894 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 22:48:30,861 - WARNING - log_σ² has NO gradient! 2025-07-18 22:48:30,889 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 22:48:51,081 - WARNING - log_σ² has NO gradient! 2025-07-18 22:48:51,108 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 22:49:11,214 - WARNING - log_σ² has NO gradient! 2025-07-18 22:49:11,242 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 22:49:31,328 - WARNING - log_σ² has NO gradient! 2025-07-18 22:49:31,355 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 22:49:51,124 - WARNING - log_σ² has NO gradient! 2025-07-18 22:49:51,152 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 22:50:11,815 - WARNING - log_σ² has NO gradient! 2025-07-18 22:50:11,843 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 22:50:32,365 - WARNING - log_σ² has NO gradient! 2025-07-18 22:50:32,391 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 22:50:53,044 - WARNING - log_σ² has NO gradient! 2025-07-18 22:50:53,068 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 22:51:13,649 - WARNING - log_σ² has NO gradient! 2025-07-18 22:51:13,674 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 22:51:35,255 - WARNING - log_σ² has NO gradient! 2025-07-18 22:51:35,280 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 22:51:55,560 - WARNING - log_σ² has NO gradient! 2025-07-18 22:51:55,586 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 22:52:15,152 - WARNING - log_σ² has NO gradient! 2025-07-18 22:52:15,175 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 22:52:35,745 - WARNING - log_σ² has NO gradient! 2025-07-18 22:52:35,769 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 22:52:55,869 - WARNING - log_σ² has NO gradient! 2025-07-18 22:52:55,894 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 22:53:15,995 - WARNING - log_σ² has NO gradient! 2025-07-18 22:53:16,023 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 22:53:36,714 - WARNING - log_σ² has NO gradient! 2025-07-18 22:53:36,742 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 22:53:57,306 - WARNING - log_σ² has NO gradient! 2025-07-18 22:53:57,331 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 22:54:19,798 - WARNING - log_σ² has NO gradient! 2025-07-18 22:54:19,826 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 22:54:39,716 - WARNING - log_σ² has NO gradient! 2025-07-18 22:54:39,742 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 22:55:00,553 - WARNING - log_σ² has NO gradient! 2025-07-18 22:55:00,581 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-18 22:55:20,207 - WARNING - log_σ² has NO gradient! 2025-07-18 22:55:20,235 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-18 22:55:41,307 - WARNING - log_σ² has NO gradient! 2025-07-18 22:55:41,335 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-18 22:56:02,406 - WARNING - log_σ² has NO gradient! 2025-07-18 22:56:02,435 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-18 22:56:23,971 - WARNING - log_σ² has NO gradient! 2025-07-18 22:56:23,999 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-18 22:56:44,507 - WARNING - log_σ² has NO gradient! 2025-07-18 22:56:44,532 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-18 22:57:04,689 - WARNING - log_σ² has NO gradient! 2025-07-18 22:57:04,712 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-18 22:57:24,908 - WARNING - log_σ² has NO gradient! 2025-07-18 22:57:24,936 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-18 22:57:43,474 - WARNING - log_σ² has NO gradient! 2025-07-18 22:57:43,499 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-18 22:58:03,769 - WARNING - log_σ² has NO gradient! 2025-07-18 22:58:03,795 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-18 22:58:23,928 - WARNING - log_σ² has NO gradient! 2025-07-18 22:58:23,956 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-18 22:58:44,862 - WARNING - log_σ² has NO gradient! 2025-07-18 22:58:44,891 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-18 22:59:05,319 - WARNING - log_σ² has NO gradient! 2025-07-18 22:59:05,343 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-18 22:59:14,954 - WARNING - log_σ² has NO gradient! 2025-07-18 22:59:14,978 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-18 22:59:15,251 - INFO - Epoch 4: Total optimizer steps: 49 2025-07-18 23:02:11,145 - INFO - Validation metrics: 2025-07-18 23:02:11,146 - INFO - Loss: 0.2204 2025-07-18 23:02:11,146 - INFO - BCE Loss: 0.0000 2025-07-18 23:02:11,146 - INFO - Weighted BCE Loss: 0.0000 2025-07-18 23:02:11,146 - INFO - Average similarity: 0.5938 2025-07-18 23:02:11,146 - INFO - Median similarity: 0.6274 2025-07-18 23:02:11,146 - INFO - Clean sample similarity: 0.5938 2025-07-18 23:02:11,146 - INFO - Corrupted sample similarity: 0.4125 2025-07-18 23:02:11,146 - INFO - Similarity gap (clean - corrupt): 0.1813 2025-07-18 23:02:11,305 - INFO - Epoch 4/30 - Train Loss: 0.3018, Val Loss: 0.2204, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.5938, Corrupt Sim: 0.4125, Gap: 0.1813, Time: 1178.15s 2025-07-18 23:02:11,305 - INFO - New best validation loss: 0.2204 2025-07-18 23:02:14,633 - INFO - New best similarity gap: 0.1813 2025-07-18 23:04:58,750 - INFO - Epoch 4 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-18 23:05:29,395 - WARNING - log_σ² has NO gradient! 2025-07-18 23:05:29,421 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 23:05:49,794 - WARNING - log_σ² has NO gradient! 2025-07-18 23:05:49,821 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 23:06:11,524 - WARNING - log_σ² has NO gradient! 2025-07-18 23:06:11,552 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 23:06:31,457 - WARNING - log_σ² has NO gradient! 2025-07-18 23:06:31,482 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 23:06:51,649 - WARNING - log_σ² has NO gradient! 2025-07-18 23:06:51,677 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 23:07:11,811 - WARNING - log_σ² has NO gradient! 2025-07-18 23:07:11,836 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 23:07:31,901 - WARNING - log_σ² has NO gradient! 2025-07-18 23:07:31,924 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 23:07:52,710 - WARNING - log_σ² has NO gradient! 2025-07-18 23:07:52,735 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 23:08:14,288 - WARNING - log_σ² has NO gradient! 2025-07-18 23:08:14,316 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 23:08:34,641 - WARNING - log_σ² has NO gradient! 2025-07-18 23:08:34,665 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 23:08:54,701 - WARNING - log_σ² has NO gradient! 2025-07-18 23:08:54,729 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 23:09:15,732 - WARNING - log_σ² has NO gradient! 2025-07-18 23:09:15,757 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 23:09:36,765 - WARNING - log_σ² has NO gradient! 2025-07-18 23:09:36,789 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 23:09:56,967 - WARNING - log_σ² has NO gradient! 2025-07-18 23:09:56,991 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 23:10:17,210 - WARNING - log_σ² has NO gradient! 2025-07-18 23:10:17,232 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 23:10:36,739 - WARNING - log_σ² has NO gradient! 2025-07-18 23:10:36,762 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 23:10:58,009 - WARNING - log_σ² has NO gradient! 2025-07-18 23:10:58,034 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 23:11:18,614 - WARNING - log_σ² has NO gradient! 2025-07-18 23:11:18,638 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 23:11:39,594 - WARNING - log_σ² has NO gradient! 2025-07-18 23:11:39,622 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 23:12:00,027 - WARNING - log_σ² has NO gradient! 2025-07-18 23:12:00,050 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 23:12:20,459 - WARNING - log_σ² has NO gradient! 2025-07-18 23:12:20,483 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 23:12:41,742 - WARNING - log_σ² has NO gradient! 2025-07-18 23:12:41,771 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 23:13:02,010 - WARNING - log_σ² has NO gradient! 2025-07-18 23:13:02,038 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 23:13:22,223 - WARNING - log_σ² has NO gradient! 2025-07-18 23:13:22,247 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 23:13:42,456 - WARNING - log_σ² has NO gradient! 2025-07-18 23:13:42,482 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 23:14:03,326 - WARNING - log_σ² has NO gradient! 2025-07-18 23:14:03,353 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 23:14:22,877 - WARNING - log_σ² has NO gradient! 2025-07-18 23:14:22,901 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 23:14:44,876 - WARNING - log_σ² has NO gradient! 2025-07-18 23:14:44,899 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 23:15:05,514 - WARNING - log_σ² has NO gradient! 2025-07-18 23:15:05,542 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 23:15:25,993 - WARNING - log_σ² has NO gradient! 2025-07-18 23:15:26,019 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 23:15:47,554 - WARNING - log_σ² has NO gradient! 2025-07-18 23:15:47,578 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 23:16:07,930 - WARNING - log_σ² has NO gradient! 2025-07-18 23:16:07,954 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 23:16:28,330 - WARNING - log_σ² has NO gradient! 2025-07-18 23:16:28,355 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 23:16:49,552 - WARNING - log_σ² has NO gradient! 2025-07-18 23:16:49,578 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 23:17:10,212 - WARNING - log_σ² has NO gradient! 2025-07-18 23:17:10,241 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 23:17:29,896 - WARNING - log_σ² has NO gradient! 2025-07-18 23:17:29,921 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-18 23:17:50,389 - WARNING - log_σ² has NO gradient! 2025-07-18 23:17:50,415 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-18 23:18:11,147 - WARNING - log_σ² has NO gradient! 2025-07-18 23:18:11,174 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-18 23:18:30,661 - WARNING - log_σ² has NO gradient! 2025-07-18 23:18:30,686 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-18 23:18:52,109 - WARNING - log_σ² has NO gradient! 2025-07-18 23:18:52,136 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-18 23:19:13,028 - WARNING - log_σ² has NO gradient! 2025-07-18 23:19:13,055 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-18 23:19:34,109 - WARNING - log_σ² has NO gradient! 2025-07-18 23:19:34,137 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-18 23:19:55,321 - WARNING - log_σ² has NO gradient! 2025-07-18 23:19:55,347 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-18 23:20:16,128 - WARNING - log_σ² has NO gradient! 2025-07-18 23:20:16,152 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-18 23:20:36,092 - WARNING - log_σ² has NO gradient! 2025-07-18 23:20:36,116 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-18 23:20:56,887 - WARNING - log_σ² has NO gradient! 2025-07-18 23:20:56,911 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-18 23:21:16,820 - WARNING - log_σ² has NO gradient! 2025-07-18 23:21:16,843 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-18 23:21:38,445 - WARNING - log_σ² has NO gradient! 2025-07-18 23:21:38,468 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-18 23:21:48,116 - WARNING - log_σ² has NO gradient! 2025-07-18 23:21:48,141 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-18 23:21:48,413 - INFO - Epoch 5: Total optimizer steps: 49 2025-07-18 23:24:43,436 - INFO - Validation metrics: 2025-07-18 23:24:43,436 - INFO - Loss: 0.2021 2025-07-18 23:24:43,436 - INFO - BCE Loss: 0.0000 2025-07-18 23:24:43,436 - INFO - Weighted BCE Loss: 0.0000 2025-07-18 23:24:43,436 - INFO - Average similarity: 0.6224 2025-07-18 23:24:43,436 - INFO - Median similarity: 0.6549 2025-07-18 23:24:43,436 - INFO - Clean sample similarity: 0.6224 2025-07-18 23:24:43,436 - INFO - Corrupted sample similarity: 0.4269 2025-07-18 23:24:43,436 - INFO - Similarity gap (clean - corrupt): 0.1955 2025-07-18 23:24:43,547 - INFO - Epoch 5/30 - Train Loss: 0.2744, Val Loss: 0.2021, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6224, Corrupt Sim: 0.4269, Gap: 0.1955, Time: 1184.80s 2025-07-18 23:24:43,548 - INFO - New best validation loss: 0.2021 2025-07-18 23:24:46,213 - INFO - New best similarity gap: 0.1955 2025-07-18 23:25:18,696 - WARNING - log_σ² has NO gradient! 2025-07-18 23:25:18,721 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 23:25:39,098 - WARNING - log_σ² has NO gradient! 2025-07-18 23:25:39,126 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 23:26:00,374 - WARNING - log_σ² has NO gradient! 2025-07-18 23:26:00,398 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 23:26:19,804 - WARNING - log_σ² has NO gradient! 2025-07-18 23:26:19,833 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 23:26:40,469 - WARNING - log_σ² has NO gradient! 2025-07-18 23:26:40,495 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 23:27:00,016 - WARNING - log_σ² has NO gradient! 2025-07-18 23:27:00,041 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 23:27:20,429 - WARNING - log_σ² has NO gradient! 2025-07-18 23:27:20,453 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 23:27:41,307 - WARNING - log_σ² has NO gradient! 2025-07-18 23:27:41,333 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 23:28:02,800 - WARNING - log_σ² has NO gradient! 2025-07-18 23:28:02,827 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 23:28:22,961 - WARNING - log_σ² has NO gradient! 2025-07-18 23:28:22,990 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 23:28:42,534 - WARNING - log_σ² has NO gradient! 2025-07-18 23:28:42,562 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 23:29:02,524 - WARNING - log_σ² has NO gradient! 2025-07-18 23:29:02,549 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 23:29:22,147 - WARNING - log_σ² has NO gradient! 2025-07-18 23:29:22,171 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 23:29:42,265 - WARNING - log_σ² has NO gradient! 2025-07-18 23:29:42,287 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 23:30:03,283 - WARNING - log_σ² has NO gradient! 2025-07-18 23:30:03,309 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 23:30:23,106 - WARNING - log_σ² has NO gradient! 2025-07-18 23:30:23,130 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 23:30:44,049 - WARNING - log_σ² has NO gradient! 2025-07-18 23:30:44,074 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 23:31:05,028 - WARNING - log_σ² has NO gradient! 2025-07-18 23:31:05,054 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 23:31:25,004 - WARNING - log_σ² has NO gradient! 2025-07-18 23:31:25,028 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 23:31:46,371 - WARNING - log_σ² has NO gradient! 2025-07-18 23:31:46,396 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 23:32:06,817 - WARNING - log_σ² has NO gradient! 2025-07-18 23:32:06,842 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 23:32:26,787 - WARNING - log_σ² has NO gradient! 2025-07-18 23:32:26,813 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 23:32:47,341 - WARNING - log_σ² has NO gradient! 2025-07-18 23:32:47,365 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 23:33:07,658 - WARNING - log_σ² has NO gradient! 2025-07-18 23:33:07,683 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 23:33:27,434 - WARNING - log_σ² has NO gradient! 2025-07-18 23:33:27,460 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 23:33:48,077 - WARNING - log_σ² has NO gradient! 2025-07-18 23:33:48,105 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 23:34:08,684 - WARNING - log_σ² has NO gradient! 2025-07-18 23:34:08,713 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 23:34:28,861 - WARNING - log_σ² has NO gradient! 2025-07-18 23:34:28,885 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 23:34:50,013 - WARNING - log_σ² has NO gradient! 2025-07-18 23:34:50,040 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 23:35:11,165 - WARNING - log_σ² has NO gradient! 2025-07-18 23:35:11,189 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 23:35:34,234 - WARNING - log_σ² has NO gradient! 2025-07-18 23:35:34,263 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 23:35:53,688 - WARNING - log_σ² has NO gradient! 2025-07-18 23:35:53,714 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 23:36:13,657 - WARNING - log_σ² has NO gradient! 2025-07-18 23:36:13,682 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 23:36:34,029 - WARNING - log_σ² has NO gradient! 2025-07-18 23:36:34,057 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 23:36:54,919 - WARNING - log_σ² has NO gradient! 2025-07-18 23:36:54,945 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 23:37:15,208 - WARNING - log_σ² has NO gradient! 2025-07-18 23:37:15,233 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-18 23:37:34,365 - WARNING - log_σ² has NO gradient! 2025-07-18 23:37:34,390 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-18 23:37:55,465 - WARNING - log_σ² has NO gradient! 2025-07-18 23:37:55,491 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-18 23:38:15,472 - WARNING - log_σ² has NO gradient! 2025-07-18 23:38:15,499 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-18 23:38:37,624 - WARNING - log_σ² has NO gradient! 2025-07-18 23:38:37,651 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-18 23:38:58,299 - WARNING - log_σ² has NO gradient! 2025-07-18 23:38:58,325 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-18 23:39:18,175 - WARNING - log_σ² has NO gradient! 2025-07-18 23:39:18,201 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-18 23:39:38,113 - WARNING - log_σ² has NO gradient! 2025-07-18 23:39:38,138 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-18 23:39:58,722 - WARNING - log_σ² has NO gradient! 2025-07-18 23:39:58,747 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-18 23:40:18,557 - WARNING - log_σ² has NO gradient! 2025-07-18 23:40:18,581 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-18 23:40:39,276 - WARNING - log_σ² has NO gradient! 2025-07-18 23:40:39,304 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-18 23:40:59,257 - WARNING - log_σ² has NO gradient! 2025-07-18 23:40:59,282 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-18 23:41:19,089 - WARNING - log_σ² has NO gradient! 2025-07-18 23:41:19,115 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-18 23:41:28,556 - WARNING - log_σ² has NO gradient! 2025-07-18 23:41:28,581 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-18 23:41:28,852 - INFO - Epoch 6: Total optimizer steps: 49 2025-07-18 23:44:25,066 - INFO - Validation metrics: 2025-07-18 23:44:25,067 - INFO - Loss: 0.1899 2025-07-18 23:44:25,067 - INFO - BCE Loss: 0.0000 2025-07-18 23:44:25,067 - INFO - Weighted BCE Loss: 0.0000 2025-07-18 23:44:25,067 - INFO - Average similarity: 0.6675 2025-07-18 23:44:25,067 - INFO - Median similarity: 0.7088 2025-07-18 23:44:25,067 - INFO - Clean sample similarity: 0.6675 2025-07-18 23:44:25,067 - INFO - Corrupted sample similarity: 0.4483 2025-07-18 23:44:25,067 - INFO - Similarity gap (clean - corrupt): 0.2192 2025-07-18 23:44:25,259 - INFO - Epoch 6/30 - Train Loss: 0.2509, Val Loss: 0.1899, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6675, Corrupt Sim: 0.4483, Gap: 0.2192, Time: 1175.67s 2025-07-18 23:44:25,259 - INFO - New best validation loss: 0.1899 2025-07-18 23:44:28,120 - INFO - New best similarity gap: 0.2192 2025-07-18 23:47:12,756 - INFO - Epoch 6 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-18 23:47:42,562 - WARNING - log_σ² has NO gradient! 2025-07-18 23:47:42,588 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-18 23:48:03,821 - WARNING - log_σ² has NO gradient! 2025-07-18 23:48:03,843 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-18 23:48:23,951 - WARNING - log_σ² has NO gradient! 2025-07-18 23:48:23,977 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-18 23:48:42,502 - WARNING - log_σ² has NO gradient! 2025-07-18 23:48:42,525 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-18 23:49:03,247 - WARNING - log_σ² has NO gradient! 2025-07-18 23:49:03,268 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-18 23:49:23,152 - WARNING - log_σ² has NO gradient! 2025-07-18 23:49:23,180 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-18 23:49:44,326 - WARNING - log_σ² has NO gradient! 2025-07-18 23:49:44,347 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-18 23:50:04,801 - WARNING - log_σ² has NO gradient! 2025-07-18 23:50:04,827 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-18 23:50:25,073 - WARNING - log_σ² has NO gradient! 2025-07-18 23:50:25,095 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-18 23:50:46,358 - WARNING - log_σ² has NO gradient! 2025-07-18 23:50:46,381 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-18 23:51:06,987 - WARNING - log_σ² has NO gradient! 2025-07-18 23:51:07,012 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-18 23:51:27,560 - WARNING - log_σ² has NO gradient! 2025-07-18 23:51:27,585 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-18 23:51:48,921 - WARNING - log_σ² has NO gradient! 2025-07-18 23:51:48,948 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-18 23:52:09,131 - WARNING - log_σ² has NO gradient! 2025-07-18 23:52:09,156 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-18 23:52:29,149 - WARNING - log_σ² has NO gradient! 2025-07-18 23:52:29,173 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-18 23:52:49,080 - WARNING - log_σ² has NO gradient! 2025-07-18 23:52:49,104 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-18 23:53:09,848 - WARNING - log_σ² has NO gradient! 2025-07-18 23:53:09,873 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-18 23:53:30,429 - WARNING - log_σ² has NO gradient! 2025-07-18 23:53:30,455 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-18 23:53:50,938 - WARNING - log_σ² has NO gradient! 2025-07-18 23:53:50,962 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-18 23:54:11,447 - WARNING - log_σ² has NO gradient! 2025-07-18 23:54:11,471 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-18 23:54:31,809 - WARNING - log_σ² has NO gradient! 2025-07-18 23:54:31,832 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-18 23:54:51,986 - WARNING - log_σ² has NO gradient! 2025-07-18 23:54:52,009 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-18 23:55:12,286 - WARNING - log_σ² has NO gradient! 2025-07-18 23:55:12,311 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-18 23:55:33,602 - WARNING - log_σ² has NO gradient! 2025-07-18 23:55:33,625 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-18 23:55:53,934 - WARNING - log_σ² has NO gradient! 2025-07-18 23:55:53,957 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-18 23:56:14,150 - WARNING - log_σ² has NO gradient! 2025-07-18 23:56:14,174 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-18 23:56:34,637 - WARNING - log_σ² has NO gradient! 2025-07-18 23:56:34,664 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-18 23:56:54,597 - WARNING - log_σ² has NO gradient! 2025-07-18 23:56:54,625 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-18 23:57:15,298 - WARNING - log_σ² has NO gradient! 2025-07-18 23:57:15,320 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-18 23:57:36,212 - WARNING - log_σ² has NO gradient! 2025-07-18 23:57:36,238 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-18 23:57:55,937 - WARNING - log_σ² has NO gradient! 2025-07-18 23:57:55,961 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-18 23:58:16,481 - WARNING - log_σ² has NO gradient! 2025-07-18 23:58:16,507 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-18 23:58:38,741 - WARNING - log_σ² has NO gradient! 2025-07-18 23:58:38,766 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-18 23:58:59,330 - WARNING - log_σ² has NO gradient! 2025-07-18 23:58:59,355 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-18 23:59:20,080 - WARNING - log_σ² has NO gradient! 2025-07-18 23:59:20,104 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-18 23:59:40,963 - WARNING - log_σ² has NO gradient! 2025-07-18 23:59:40,986 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 00:00:00,993 - WARNING - log_σ² has NO gradient! 2025-07-19 00:00:01,021 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 00:00:21,108 - WARNING - log_σ² has NO gradient! 2025-07-19 00:00:21,136 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 00:00:41,319 - WARNING - log_σ² has NO gradient! 2025-07-19 00:00:41,344 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 00:01:01,860 - WARNING - log_σ² has NO gradient! 2025-07-19 00:01:01,881 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 00:01:21,834 - WARNING - log_σ² has NO gradient! 2025-07-19 00:01:21,860 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 00:01:42,966 - WARNING - log_σ² has NO gradient! 2025-07-19 00:01:42,991 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 00:02:03,644 - WARNING - log_σ² has NO gradient! 2025-07-19 00:02:03,671 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 00:02:23,889 - WARNING - log_σ² has NO gradient! 2025-07-19 00:02:23,916 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 00:02:43,916 - WARNING - log_σ² has NO gradient! 2025-07-19 00:02:43,941 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 00:03:04,217 - WARNING - log_σ² has NO gradient! 2025-07-19 00:03:04,242 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 00:03:24,313 - WARNING - log_σ² has NO gradient! 2025-07-19 00:03:24,340 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 00:03:45,720 - WARNING - log_σ² has NO gradient! 2025-07-19 00:03:45,744 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 00:03:55,062 - WARNING - log_σ² has NO gradient! 2025-07-19 00:03:55,089 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 00:03:55,334 - INFO - Epoch 7: Total optimizer steps: 49 2025-07-19 00:06:50,536 - INFO - Validation metrics: 2025-07-19 00:06:50,536 - INFO - Loss: 0.1734 2025-07-19 00:06:50,536 - INFO - BCE Loss: 0.0000 2025-07-19 00:06:50,536 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 00:06:50,536 - INFO - Average similarity: 0.6533 2025-07-19 00:06:50,536 - INFO - Median similarity: 0.6884 2025-07-19 00:06:50,536 - INFO - Clean sample similarity: 0.6533 2025-07-19 00:06:50,537 - INFO - Corrupted sample similarity: 0.4252 2025-07-19 00:06:50,537 - INFO - Similarity gap (clean - corrupt): 0.2281 2025-07-19 00:06:50,725 - INFO - Epoch 7/30 - Train Loss: 0.2333, Val Loss: 0.1734, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6533, Corrupt Sim: 0.4252, Gap: 0.2281, Time: 1177.97s 2025-07-19 00:06:50,726 - INFO - New best validation loss: 0.1734 2025-07-19 00:06:53,405 - INFO - New best similarity gap: 0.2281 2025-07-19 00:07:26,701 - WARNING - log_σ² has NO gradient! 2025-07-19 00:07:26,725 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 00:07:47,706 - WARNING - log_σ² has NO gradient! 2025-07-19 00:07:47,732 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 00:08:08,420 - WARNING - log_σ² has NO gradient! 2025-07-19 00:08:08,445 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 00:08:30,206 - WARNING - log_σ² has NO gradient! 2025-07-19 00:08:30,230 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 00:08:50,412 - WARNING - log_σ² has NO gradient! 2025-07-19 00:08:50,436 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 00:09:10,815 - WARNING - log_σ² has NO gradient! 2025-07-19 00:09:10,837 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 00:09:31,472 - WARNING - log_σ² has NO gradient! 2025-07-19 00:09:31,498 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 00:09:51,714 - WARNING - log_σ² has NO gradient! 2025-07-19 00:09:51,740 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 00:10:13,396 - WARNING - log_σ² has NO gradient! 2025-07-19 00:10:13,423 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 00:10:33,201 - WARNING - log_σ² has NO gradient! 2025-07-19 00:10:33,225 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 00:10:53,622 - WARNING - log_σ² has NO gradient! 2025-07-19 00:10:53,648 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 00:11:14,580 - WARNING - log_σ² has NO gradient! 2025-07-19 00:11:14,605 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 00:11:34,289 - WARNING - log_σ² has NO gradient! 2025-07-19 00:11:34,313 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 00:11:54,722 - WARNING - log_σ² has NO gradient! 2025-07-19 00:11:54,745 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 00:12:14,895 - WARNING - log_σ² has NO gradient! 2025-07-19 00:12:14,920 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 00:12:34,609 - WARNING - log_σ² has NO gradient! 2025-07-19 00:12:34,633 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 00:12:55,202 - WARNING - log_σ² has NO gradient! 2025-07-19 00:12:55,228 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 00:13:14,962 - WARNING - log_σ² has NO gradient! 2025-07-19 00:13:14,986 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 00:13:35,361 - WARNING - log_σ² has NO gradient! 2025-07-19 00:13:35,385 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 00:13:54,473 - WARNING - log_σ² has NO gradient! 2025-07-19 00:13:54,497 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 00:14:14,046 - WARNING - log_σ² has NO gradient! 2025-07-19 00:14:14,072 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 00:14:34,629 - WARNING - log_σ² has NO gradient! 2025-07-19 00:14:34,653 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 00:14:54,975 - WARNING - log_σ² has NO gradient! 2025-07-19 00:14:55,002 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 00:15:15,230 - WARNING - log_σ² has NO gradient! 2025-07-19 00:15:15,246 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 00:15:35,463 - WARNING - log_σ² has NO gradient! 2025-07-19 00:15:35,485 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 00:15:55,612 - WARNING - log_σ² has NO gradient! 2025-07-19 00:15:55,640 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 00:16:16,712 - WARNING - log_σ² has NO gradient! 2025-07-19 00:16:16,738 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 00:16:36,651 - WARNING - log_σ² has NO gradient! 2025-07-19 00:16:36,677 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 00:16:58,378 - WARNING - log_σ² has NO gradient! 2025-07-19 00:16:58,402 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 00:17:18,207 - WARNING - log_σ² has NO gradient! 2025-07-19 00:17:18,231 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 00:17:38,119 - WARNING - log_σ² has NO gradient! 2025-07-19 00:17:38,144 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 00:17:58,897 - WARNING - log_σ² has NO gradient! 2025-07-19 00:17:58,921 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 00:18:20,229 - WARNING - log_σ² has NO gradient! 2025-07-19 00:18:20,255 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 00:18:41,335 - WARNING - log_σ² has NO gradient! 2025-07-19 00:18:41,359 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 00:19:02,004 - WARNING - log_σ² has NO gradient! 2025-07-19 00:19:02,026 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 00:19:22,599 - WARNING - log_σ² has NO gradient! 2025-07-19 00:19:22,622 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 00:19:42,803 - WARNING - log_σ² has NO gradient! 2025-07-19 00:19:42,825 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 00:20:03,228 - WARNING - log_σ² has NO gradient! 2025-07-19 00:20:03,255 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 00:20:24,087 - WARNING - log_σ² has NO gradient! 2025-07-19 00:20:24,110 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 00:20:44,312 - WARNING - log_σ² has NO gradient! 2025-07-19 00:20:44,337 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 00:21:04,663 - WARNING - log_σ² has NO gradient! 2025-07-19 00:21:04,689 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 00:21:24,797 - WARNING - log_σ² has NO gradient! 2025-07-19 00:21:24,824 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 00:21:45,143 - WARNING - log_σ² has NO gradient! 2025-07-19 00:21:45,170 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 00:22:05,923 - WARNING - log_σ² has NO gradient! 2025-07-19 00:22:05,948 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 00:22:26,015 - WARNING - log_σ² has NO gradient! 2025-07-19 00:22:26,039 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 00:22:46,202 - WARNING - log_σ² has NO gradient! 2025-07-19 00:22:46,225 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 00:23:07,554 - WARNING - log_σ² has NO gradient! 2025-07-19 00:23:07,579 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 00:23:28,669 - WARNING - log_σ² has NO gradient! 2025-07-19 00:23:28,699 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 00:23:37,934 - WARNING - log_σ² has NO gradient! 2025-07-19 00:23:37,958 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 00:23:38,223 - INFO - Epoch 8: Total optimizer steps: 49 2025-07-19 00:26:32,923 - INFO - Validation metrics: 2025-07-19 00:26:32,924 - INFO - Loss: 0.1624 2025-07-19 00:26:32,924 - INFO - BCE Loss: 0.0000 2025-07-19 00:26:32,924 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 00:26:32,924 - INFO - Average similarity: 0.6617 2025-07-19 00:26:32,924 - INFO - Median similarity: 0.6941 2025-07-19 00:26:32,924 - INFO - Clean sample similarity: 0.6617 2025-07-19 00:26:32,924 - INFO - Corrupted sample similarity: 0.4323 2025-07-19 00:26:32,924 - INFO - Similarity gap (clean - corrupt): 0.2294 2025-07-19 00:26:33,140 - INFO - Epoch 8/30 - Train Loss: 0.2136, Val Loss: 0.1624, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6617, Corrupt Sim: 0.4323, Gap: 0.2294, Time: 1176.32s 2025-07-19 00:26:33,140 - INFO - New best validation loss: 0.1624 2025-07-19 00:26:36,569 - INFO - New best similarity gap: 0.2294 2025-07-19 00:29:20,261 - INFO - Epoch 8 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 00:29:50,877 - WARNING - log_σ² has NO gradient! 2025-07-19 00:29:50,903 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 00:30:11,415 - WARNING - log_σ² has NO gradient! 2025-07-19 00:30:11,442 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 00:30:31,704 - WARNING - log_σ² has NO gradient! 2025-07-19 00:30:31,730 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 00:30:53,116 - WARNING - log_σ² has NO gradient! 2025-07-19 00:30:53,140 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 00:31:13,003 - WARNING - log_σ² has NO gradient! 2025-07-19 00:31:13,029 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 00:31:33,180 - WARNING - log_σ² has NO gradient! 2025-07-19 00:31:33,203 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 00:31:53,281 - WARNING - log_σ² has NO gradient! 2025-07-19 00:31:53,309 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 00:32:12,659 - WARNING - log_σ² has NO gradient! 2025-07-19 00:32:12,683 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 00:32:34,155 - WARNING - log_σ² has NO gradient! 2025-07-19 00:32:34,179 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 00:32:55,015 - WARNING - log_σ² has NO gradient! 2025-07-19 00:32:55,041 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 00:33:15,736 - WARNING - log_σ² has NO gradient! 2025-07-19 00:33:15,759 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 00:33:35,828 - WARNING - log_σ² has NO gradient! 2025-07-19 00:33:35,854 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 00:33:56,666 - WARNING - log_σ² has NO gradient! 2025-07-19 00:33:56,697 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 00:34:16,759 - WARNING - log_σ² has NO gradient! 2025-07-19 00:34:16,781 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 00:34:37,217 - WARNING - log_σ² has NO gradient! 2025-07-19 00:34:37,243 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 00:34:57,856 - WARNING - log_σ² has NO gradient! 2025-07-19 00:34:57,883 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 00:35:19,463 - WARNING - log_σ² has NO gradient! 2025-07-19 00:35:19,488 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 00:35:40,348 - WARNING - log_σ² has NO gradient! 2025-07-19 00:35:40,372 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 00:36:02,871 - WARNING - log_σ² has NO gradient! 2025-07-19 00:36:02,896 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 00:36:24,009 - WARNING - log_σ² has NO gradient! 2025-07-19 00:36:24,034 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 00:36:44,687 - WARNING - log_σ² has NO gradient! 2025-07-19 00:36:44,712 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 00:37:05,304 - WARNING - log_σ² has NO gradient! 2025-07-19 00:37:05,329 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 00:37:26,868 - WARNING - log_σ² has NO gradient! 2025-07-19 00:37:26,893 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 00:37:47,487 - WARNING - log_σ² has NO gradient! 2025-07-19 00:37:47,511 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 00:38:08,021 - WARNING - log_σ² has NO gradient! 2025-07-19 00:38:08,045 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 00:38:28,638 - WARNING - log_σ² has NO gradient! 2025-07-19 00:38:28,661 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 00:38:49,681 - WARNING - log_σ² has NO gradient! 2025-07-19 00:38:49,705 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 00:39:09,381 - WARNING - log_σ² has NO gradient! 2025-07-19 00:39:09,406 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 00:39:29,117 - WARNING - log_σ² has NO gradient! 2025-07-19 00:39:29,141 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 00:39:48,996 - WARNING - log_σ² has NO gradient! 2025-07-19 00:39:49,021 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 00:40:09,878 - WARNING - log_σ² has NO gradient! 2025-07-19 00:40:09,901 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 00:40:29,979 - WARNING - log_σ² has NO gradient! 2025-07-19 00:40:30,003 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 00:40:49,992 - WARNING - log_σ² has NO gradient! 2025-07-19 00:40:50,016 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 00:41:11,284 - WARNING - log_σ² has NO gradient! 2025-07-19 00:41:11,308 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 00:41:32,345 - WARNING - log_σ² has NO gradient! 2025-07-19 00:41:32,369 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 00:41:52,556 - WARNING - log_σ² has NO gradient! 2025-07-19 00:41:52,584 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 00:42:13,447 - WARNING - log_σ² has NO gradient! 2025-07-19 00:42:13,471 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 00:42:32,804 - WARNING - log_σ² has NO gradient! 2025-07-19 00:42:32,828 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 00:42:53,952 - WARNING - log_σ² has NO gradient! 2025-07-19 00:42:53,977 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 00:43:14,698 - WARNING - log_σ² has NO gradient! 2025-07-19 00:43:14,724 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 00:43:34,856 - WARNING - log_σ² has NO gradient! 2025-07-19 00:43:34,881 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 00:43:54,934 - WARNING - log_σ² has NO gradient! 2025-07-19 00:43:54,960 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 00:44:15,562 - WARNING - log_σ² has NO gradient! 2025-07-19 00:44:15,588 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 00:44:36,706 - WARNING - log_σ² has NO gradient! 2025-07-19 00:44:36,733 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 00:44:56,601 - WARNING - log_σ² has NO gradient! 2025-07-19 00:44:56,627 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 00:45:15,876 - WARNING - log_σ² has NO gradient! 2025-07-19 00:45:15,900 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 00:45:36,975 - WARNING - log_σ² has NO gradient! 2025-07-19 00:45:37,005 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 00:45:56,348 - WARNING - log_σ² has NO gradient! 2025-07-19 00:45:56,373 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 00:46:05,700 - WARNING - log_σ² has NO gradient! 2025-07-19 00:46:05,728 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 00:46:06,039 - INFO - Epoch 9: Total optimizer steps: 49 2025-07-19 00:49:01,854 - INFO - Validation metrics: 2025-07-19 00:49:01,854 - INFO - Loss: 0.1529 2025-07-19 00:49:01,854 - INFO - BCE Loss: 0.0000 2025-07-19 00:49:01,854 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 00:49:01,854 - INFO - Average similarity: 0.7046 2025-07-19 00:49:01,854 - INFO - Median similarity: 0.7524 2025-07-19 00:49:01,854 - INFO - Clean sample similarity: 0.7046 2025-07-19 00:49:01,854 - INFO - Corrupted sample similarity: 0.4266 2025-07-19 00:49:01,854 - INFO - Similarity gap (clean - corrupt): 0.2780 2025-07-19 00:49:02,037 - INFO - Epoch 9/30 - Train Loss: 0.2024, Val Loss: 0.1529, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7046, Corrupt Sim: 0.4266, Gap: 0.2780, Time: 1181.78s 2025-07-19 00:49:02,037 - INFO - New best validation loss: 0.1529 2025-07-19 00:49:04,764 - INFO - New best similarity gap: 0.2780 2025-07-19 00:49:37,922 - WARNING - log_σ² has NO gradient! 2025-07-19 00:49:37,947 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 00:49:57,934 - WARNING - log_σ² has NO gradient! 2025-07-19 00:49:57,958 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 00:50:18,501 - WARNING - log_σ² has NO gradient! 2025-07-19 00:50:18,527 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 00:50:38,157 - WARNING - log_σ² has NO gradient! 2025-07-19 00:50:38,181 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 00:50:59,080 - WARNING - log_σ² has NO gradient! 2025-07-19 00:50:59,104 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 00:51:18,883 - WARNING - log_σ² has NO gradient! 2025-07-19 00:51:18,906 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 00:51:40,827 - WARNING - log_σ² has NO gradient! 2025-07-19 00:51:40,855 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 00:52:00,967 - WARNING - log_σ² has NO gradient! 2025-07-19 00:52:00,990 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 00:52:21,535 - WARNING - log_σ² has NO gradient! 2025-07-19 00:52:21,560 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 00:52:43,405 - WARNING - log_σ² has NO gradient! 2025-07-19 00:52:43,433 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 00:53:04,450 - WARNING - log_σ² has NO gradient! 2025-07-19 00:53:04,474 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 00:53:24,977 - WARNING - log_σ² has NO gradient! 2025-07-19 00:53:25,001 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 00:53:46,279 - WARNING - log_σ² has NO gradient! 2025-07-19 00:53:46,305 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 00:54:06,573 - WARNING - log_σ² has NO gradient! 2025-07-19 00:54:06,599 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 00:54:26,247 - WARNING - log_σ² has NO gradient! 2025-07-19 00:54:26,272 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 00:54:47,190 - WARNING - log_σ² has NO gradient! 2025-07-19 00:54:47,218 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 00:55:07,785 - WARNING - log_σ² has NO gradient! 2025-07-19 00:55:07,809 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 00:55:28,224 - WARNING - log_σ² has NO gradient! 2025-07-19 00:55:28,248 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 00:55:49,381 - WARNING - log_σ² has NO gradient! 2025-07-19 00:55:49,404 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 00:56:09,437 - WARNING - log_σ² has NO gradient! 2025-07-19 00:56:09,463 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 00:56:29,412 - WARNING - log_σ² has NO gradient! 2025-07-19 00:56:29,437 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 00:56:49,703 - WARNING - log_σ² has NO gradient! 2025-07-19 00:56:49,728 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 00:57:10,724 - WARNING - log_σ² has NO gradient! 2025-07-19 00:57:10,748 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 00:57:32,254 - WARNING - log_σ² has NO gradient! 2025-07-19 00:57:32,279 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 00:57:52,865 - WARNING - log_σ² has NO gradient! 2025-07-19 00:57:52,892 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 00:58:13,667 - WARNING - log_σ² has NO gradient! 2025-07-19 00:58:13,690 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 00:58:34,414 - WARNING - log_σ² has NO gradient! 2025-07-19 00:58:34,439 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 00:58:54,490 - WARNING - log_σ² has NO gradient! 2025-07-19 00:58:54,518 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 00:59:14,622 - WARNING - log_σ² has NO gradient! 2025-07-19 00:59:14,648 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 00:59:34,784 - WARNING - log_σ² has NO gradient! 2025-07-19 00:59:34,811 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 00:59:55,465 - WARNING - log_σ² has NO gradient! 2025-07-19 00:59:55,494 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 01:00:14,684 - WARNING - log_σ² has NO gradient! 2025-07-19 01:00:14,710 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 01:00:35,669 - WARNING - log_σ² has NO gradient! 2025-07-19 01:00:35,699 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 01:00:56,058 - WARNING - log_σ² has NO gradient! 2025-07-19 01:00:56,081 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 01:01:15,880 - WARNING - log_σ² has NO gradient! 2025-07-19 01:01:15,905 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 01:01:36,090 - WARNING - log_σ² has NO gradient! 2025-07-19 01:01:36,119 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 01:01:55,889 - WARNING - log_σ² has NO gradient! 2025-07-19 01:01:55,913 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 01:02:16,438 - WARNING - log_σ² has NO gradient! 2025-07-19 01:02:16,465 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 01:02:36,600 - WARNING - log_σ² has NO gradient! 2025-07-19 01:02:36,625 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 01:02:58,032 - WARNING - log_σ² has NO gradient! 2025-07-19 01:02:58,057 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 01:03:18,918 - WARNING - log_σ² has NO gradient! 2025-07-19 01:03:18,943 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 01:03:38,936 - WARNING - log_σ² has NO gradient! 2025-07-19 01:03:38,961 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 01:03:58,246 - WARNING - log_σ² has NO gradient! 2025-07-19 01:03:58,270 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 01:04:18,578 - WARNING - log_σ² has NO gradient! 2025-07-19 01:04:18,601 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 01:04:38,943 - WARNING - log_σ² has NO gradient! 2025-07-19 01:04:38,969 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 01:04:59,356 - WARNING - log_σ² has NO gradient! 2025-07-19 01:04:59,386 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 01:05:20,275 - WARNING - log_σ² has NO gradient! 2025-07-19 01:05:20,300 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 01:05:40,221 - WARNING - log_σ² has NO gradient! 2025-07-19 01:05:40,249 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 01:05:49,751 - WARNING - log_σ² has NO gradient! 2025-07-19 01:05:49,775 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 01:05:50,036 - INFO - Epoch 10: Total optimizer steps: 49 2025-07-19 01:08:45,467 - INFO - Validation metrics: 2025-07-19 01:08:45,467 - INFO - Loss: 0.1489 2025-07-19 01:08:45,467 - INFO - BCE Loss: 0.0000 2025-07-19 01:08:45,467 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 01:08:45,467 - INFO - Average similarity: 0.7126 2025-07-19 01:08:45,467 - INFO - Median similarity: 0.7574 2025-07-19 01:08:45,467 - INFO - Clean sample similarity: 0.7126 2025-07-19 01:08:45,467 - INFO - Corrupted sample similarity: 0.4232 2025-07-19 01:08:45,467 - INFO - Similarity gap (clean - corrupt): 0.2894 2025-07-19 01:08:45,649 - INFO - Epoch 10/30 - Train Loss: 0.1894, Val Loss: 0.1489, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7126, Corrupt Sim: 0.4232, Gap: 0.2894, Time: 1176.99s 2025-07-19 01:08:45,649 - INFO - New best validation loss: 0.1489 2025-07-19 01:08:49,064 - INFO - New best similarity gap: 0.2894 2025-07-19 01:11:32,865 - INFO - Epoch 10 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 01:12:03,547 - WARNING - log_σ² has NO gradient! 2025-07-19 01:12:03,573 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 01:12:24,886 - WARNING - log_σ² has NO gradient! 2025-07-19 01:12:24,911 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 01:12:44,229 - WARNING - log_σ² has NO gradient! 2025-07-19 01:12:44,254 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 01:13:03,446 - WARNING - log_σ² has NO gradient! 2025-07-19 01:13:03,473 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 01:13:22,774 - WARNING - log_σ² has NO gradient! 2025-07-19 01:13:22,800 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 01:13:42,554 - WARNING - log_σ² has NO gradient! 2025-07-19 01:13:42,582 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 01:14:02,462 - WARNING - log_σ² has NO gradient! 2025-07-19 01:14:02,489 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 01:14:21,691 - WARNING - log_σ² has NO gradient! 2025-07-19 01:14:21,717 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 01:14:43,154 - WARNING - log_σ² has NO gradient! 2025-07-19 01:14:43,181 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 01:15:04,184 - WARNING - log_σ² has NO gradient! 2025-07-19 01:15:04,209 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 01:15:24,733 - WARNING - log_σ² has NO gradient! 2025-07-19 01:15:24,756 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 01:15:44,272 - WARNING - log_σ² has NO gradient! 2025-07-19 01:15:44,296 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 01:16:05,459 - WARNING - log_σ² has NO gradient! 2025-07-19 01:16:05,485 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 01:16:27,207 - WARNING - log_σ² has NO gradient! 2025-07-19 01:16:27,232 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 01:16:46,474 - WARNING - log_σ² has NO gradient! 2025-07-19 01:16:46,498 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 01:17:06,122 - WARNING - log_σ² has NO gradient! 2025-07-19 01:17:06,147 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 01:17:26,952 - WARNING - log_σ² has NO gradient! 2025-07-19 01:17:26,978 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 01:17:47,231 - WARNING - log_σ² has NO gradient! 2025-07-19 01:17:47,256 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 01:18:07,021 - WARNING - log_σ² has NO gradient! 2025-07-19 01:18:07,046 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 01:18:26,089 - WARNING - log_σ² has NO gradient! 2025-07-19 01:18:26,113 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 01:18:46,639 - WARNING - log_σ² has NO gradient! 2025-07-19 01:18:46,665 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 01:19:06,986 - WARNING - log_σ² has NO gradient! 2025-07-19 01:19:07,012 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 01:19:27,814 - WARNING - log_σ² has NO gradient! 2025-07-19 01:19:27,843 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 01:19:48,657 - WARNING - log_σ² has NO gradient! 2025-07-19 01:19:48,685 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 01:20:08,500 - WARNING - log_σ² has NO gradient! 2025-07-19 01:20:08,524 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 01:20:29,142 - WARNING - log_σ² has NO gradient! 2025-07-19 01:20:29,168 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 01:20:49,617 - WARNING - log_σ² has NO gradient! 2025-07-19 01:20:49,643 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 01:21:10,869 - WARNING - log_σ² has NO gradient! 2025-07-19 01:21:10,895 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 01:21:31,423 - WARNING - log_σ² has NO gradient! 2025-07-19 01:21:31,449 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 01:21:52,962 - WARNING - log_σ² has NO gradient! 2025-07-19 01:21:52,994 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 01:22:13,759 - WARNING - log_σ² has NO gradient! 2025-07-19 01:22:13,786 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 01:22:33,696 - WARNING - log_σ² has NO gradient! 2025-07-19 01:22:33,720 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 01:22:54,613 - WARNING - log_σ² has NO gradient! 2025-07-19 01:22:54,641 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 01:23:14,600 - WARNING - log_σ² has NO gradient! 2025-07-19 01:23:14,623 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 01:23:34,840 - WARNING - log_σ² has NO gradient! 2025-07-19 01:23:34,866 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 01:23:56,347 - WARNING - log_σ² has NO gradient! 2025-07-19 01:23:56,374 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 01:24:15,987 - WARNING - log_σ² has NO gradient! 2025-07-19 01:24:16,010 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 01:24:36,930 - WARNING - log_σ² has NO gradient! 2025-07-19 01:24:36,953 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 01:24:57,016 - WARNING - log_σ² has NO gradient! 2025-07-19 01:24:57,042 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 01:25:16,346 - WARNING - log_σ² has NO gradient! 2025-07-19 01:25:16,370 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 01:25:36,959 - WARNING - log_σ² has NO gradient! 2025-07-19 01:25:36,985 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 01:25:57,340 - WARNING - log_σ² has NO gradient! 2025-07-19 01:25:57,365 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 01:26:17,704 - WARNING - log_σ² has NO gradient! 2025-07-19 01:26:17,728 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 01:26:36,953 - WARNING - log_σ² has NO gradient! 2025-07-19 01:26:36,975 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 01:26:57,011 - WARNING - log_σ² has NO gradient! 2025-07-19 01:26:57,038 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 01:27:16,335 - WARNING - log_σ² has NO gradient! 2025-07-19 01:27:16,359 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 01:27:37,713 - WARNING - log_σ² has NO gradient! 2025-07-19 01:27:37,737 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 01:27:58,576 - WARNING - log_σ² has NO gradient! 2025-07-19 01:27:58,602 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 01:28:07,940 - WARNING - log_σ² has NO gradient! 2025-07-19 01:28:07,964 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 01:28:08,263 - INFO - Epoch 11: Total optimizer steps: 49 2025-07-19 01:31:02,615 - INFO - Validation metrics: 2025-07-19 01:31:02,615 - INFO - Loss: 0.1312 2025-07-19 01:31:02,616 - INFO - BCE Loss: 0.0000 2025-07-19 01:31:02,616 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 01:31:02,616 - INFO - Average similarity: 0.6390 2025-07-19 01:31:02,616 - INFO - Median similarity: 0.6673 2025-07-19 01:31:02,616 - INFO - Clean sample similarity: 0.6390 2025-07-19 01:31:02,616 - INFO - Corrupted sample similarity: 0.3570 2025-07-19 01:31:02,616 - INFO - Similarity gap (clean - corrupt): 0.2821 2025-07-19 01:31:02,845 - INFO - Epoch 11/30 - Train Loss: 0.1786, Val Loss: 0.1312, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6390, Corrupt Sim: 0.3570, Gap: 0.2821, Time: 1169.98s 2025-07-19 01:31:02,845 - INFO - New best validation loss: 0.1312 2025-07-19 01:31:35,130 - WARNING - log_σ² has NO gradient! 2025-07-19 01:31:35,155 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 01:31:54,740 - WARNING - log_σ² has NO gradient! 2025-07-19 01:31:54,764 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 01:32:14,919 - WARNING - log_σ² has NO gradient! 2025-07-19 01:32:14,945 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 01:32:34,340 - WARNING - log_σ² has NO gradient! 2025-07-19 01:32:34,364 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 01:32:55,210 - WARNING - log_σ² has NO gradient! 2025-07-19 01:32:55,234 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 01:33:15,750 - WARNING - log_σ² has NO gradient! 2025-07-19 01:33:15,774 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 01:33:37,010 - WARNING - log_σ² has NO gradient! 2025-07-19 01:33:37,036 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 01:33:57,553 - WARNING - log_σ² has NO gradient! 2025-07-19 01:33:57,579 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 01:34:17,982 - WARNING - log_σ² has NO gradient! 2025-07-19 01:34:18,008 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 01:34:37,044 - WARNING - log_σ² has NO gradient! 2025-07-19 01:34:37,068 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 01:34:57,181 - WARNING - log_σ² has NO gradient! 2025-07-19 01:34:57,208 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 01:35:17,785 - WARNING - log_σ² has NO gradient! 2025-07-19 01:35:17,813 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 01:35:37,202 - WARNING - log_σ² has NO gradient! 2025-07-19 01:35:37,227 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 01:35:57,536 - WARNING - log_σ² has NO gradient! 2025-07-19 01:35:57,560 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 01:36:18,193 - WARNING - log_σ² has NO gradient! 2025-07-19 01:36:18,221 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 01:36:37,732 - WARNING - log_σ² has NO gradient! 2025-07-19 01:36:37,756 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 01:36:57,514 - WARNING - log_σ² has NO gradient! 2025-07-19 01:36:57,540 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 01:37:18,040 - WARNING - log_σ² has NO gradient! 2025-07-19 01:37:18,066 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 01:37:38,635 - WARNING - log_σ² has NO gradient! 2025-07-19 01:37:38,663 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 01:37:59,407 - WARNING - log_σ² has NO gradient! 2025-07-19 01:37:59,434 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 01:38:19,022 - WARNING - log_σ² has NO gradient! 2025-07-19 01:38:19,049 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 01:38:39,723 - WARNING - log_σ² has NO gradient! 2025-07-19 01:38:39,750 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 01:38:59,802 - WARNING - log_σ² has NO gradient! 2025-07-19 01:38:59,827 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 01:39:19,883 - WARNING - log_σ² has NO gradient! 2025-07-19 01:39:19,909 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 01:39:40,262 - WARNING - log_σ² has NO gradient! 2025-07-19 01:39:40,287 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 01:40:01,026 - WARNING - log_σ² has NO gradient! 2025-07-19 01:40:01,052 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 01:40:21,281 - WARNING - log_σ² has NO gradient! 2025-07-19 01:40:21,307 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 01:40:41,465 - WARNING - log_σ² has NO gradient! 2025-07-19 01:40:41,490 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 01:41:01,643 - WARNING - log_σ² has NO gradient! 2025-07-19 01:41:01,667 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 01:41:22,790 - WARNING - log_σ² has NO gradient! 2025-07-19 01:41:22,818 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 01:41:44,682 - WARNING - log_σ² has NO gradient! 2025-07-19 01:41:44,708 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 01:42:05,724 - WARNING - log_σ² has NO gradient! 2025-07-19 01:42:05,750 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 01:42:27,159 - WARNING - log_σ² has NO gradient! 2025-07-19 01:42:27,185 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 01:42:47,781 - WARNING - log_σ² has NO gradient! 2025-07-19 01:42:47,805 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 01:43:07,227 - WARNING - log_σ² has NO gradient! 2025-07-19 01:43:07,251 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 01:43:27,394 - WARNING - log_σ² has NO gradient! 2025-07-19 01:43:27,419 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 01:43:48,266 - WARNING - log_σ² has NO gradient! 2025-07-19 01:43:48,291 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 01:44:09,384 - WARNING - log_σ² has NO gradient! 2025-07-19 01:44:09,412 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 01:44:29,920 - WARNING - log_σ² has NO gradient! 2025-07-19 01:44:29,949 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 01:44:50,244 - WARNING - log_σ² has NO gradient! 2025-07-19 01:44:50,269 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 01:45:09,683 - WARNING - log_σ² has NO gradient! 2025-07-19 01:45:09,710 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 01:45:29,999 - WARNING - log_σ² has NO gradient! 2025-07-19 01:45:30,027 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 01:45:49,810 - WARNING - log_σ² has NO gradient! 2025-07-19 01:45:49,836 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 01:46:09,015 - WARNING - log_σ² has NO gradient! 2025-07-19 01:46:09,041 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 01:46:29,430 - WARNING - log_σ² has NO gradient! 2025-07-19 01:46:29,458 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 01:46:50,209 - WARNING - log_σ² has NO gradient! 2025-07-19 01:46:50,235 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 01:47:11,385 - WARNING - log_σ² has NO gradient! 2025-07-19 01:47:11,410 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 01:47:31,590 - WARNING - log_σ² has NO gradient! 2025-07-19 01:47:31,617 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 01:47:40,864 - WARNING - log_σ² has NO gradient! 2025-07-19 01:47:40,888 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 01:47:41,142 - INFO - Epoch 12: Total optimizer steps: 49 2025-07-19 01:50:35,340 - INFO - Validation metrics: 2025-07-19 01:50:35,340 - INFO - Loss: 0.1319 2025-07-19 01:50:35,340 - INFO - BCE Loss: 0.0000 2025-07-19 01:50:35,340 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 01:50:35,340 - INFO - Average similarity: 0.6923 2025-07-19 01:50:35,340 - INFO - Median similarity: 0.7209 2025-07-19 01:50:35,340 - INFO - Clean sample similarity: 0.6923 2025-07-19 01:50:35,340 - INFO - Corrupted sample similarity: 0.3970 2025-07-19 01:50:35,340 - INFO - Similarity gap (clean - corrupt): 0.2953 2025-07-19 01:50:35,535 - INFO - Epoch 12/30 - Train Loss: 0.1728, Val Loss: 0.1319, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6923, Corrupt Sim: 0.3970, Gap: 0.2953, Time: 1170.05s 2025-07-19 01:50:35,535 - INFO - New best similarity gap: 0.2953 2025-07-19 01:53:18,263 - INFO - Epoch 12 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 01:53:48,839 - WARNING - log_σ² has NO gradient! 2025-07-19 01:53:48,862 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 01:54:08,992 - WARNING - log_σ² has NO gradient! 2025-07-19 01:54:09,021 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 01:54:29,532 - WARNING - log_σ² has NO gradient! 2025-07-19 01:54:29,558 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 01:54:49,869 - WARNING - log_σ² has NO gradient! 2025-07-19 01:54:49,893 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 01:55:09,989 - WARNING - log_σ² has NO gradient! 2025-07-19 01:55:10,013 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 01:55:30,571 - WARNING - log_σ² has NO gradient! 2025-07-19 01:55:30,594 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 01:55:51,304 - WARNING - log_σ² has NO gradient! 2025-07-19 01:55:51,331 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 01:56:11,604 - WARNING - log_σ² has NO gradient! 2025-07-19 01:56:11,628 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 01:56:31,833 - WARNING - log_σ² has NO gradient! 2025-07-19 01:56:31,857 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 01:56:51,828 - WARNING - log_σ² has NO gradient! 2025-07-19 01:56:51,854 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 01:57:13,099 - WARNING - log_σ² has NO gradient! 2025-07-19 01:57:13,123 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 01:57:33,828 - WARNING - log_σ² has NO gradient! 2025-07-19 01:57:33,858 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 01:57:53,421 - WARNING - log_σ² has NO gradient! 2025-07-19 01:57:53,446 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 01:58:13,494 - WARNING - log_σ² has NO gradient! 2025-07-19 01:58:13,520 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 01:58:34,333 - WARNING - log_σ² has NO gradient! 2025-07-19 01:58:34,358 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 01:58:54,417 - WARNING - log_σ² has NO gradient! 2025-07-19 01:58:54,443 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 01:59:14,782 - WARNING - log_σ² has NO gradient! 2025-07-19 01:59:14,807 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 01:59:35,642 - WARNING - log_σ² has NO gradient! 2025-07-19 01:59:35,667 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 01:59:55,398 - WARNING - log_σ² has NO gradient! 2025-07-19 01:59:55,425 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 02:00:16,201 - WARNING - log_σ² has NO gradient! 2025-07-19 02:00:16,227 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 02:00:36,901 - WARNING - log_σ² has NO gradient! 2025-07-19 02:00:36,925 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 02:00:57,667 - WARNING - log_σ² has NO gradient! 2025-07-19 02:00:57,696 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 02:01:17,228 - WARNING - log_σ² has NO gradient! 2025-07-19 02:01:17,252 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 02:01:38,793 - WARNING - log_σ² has NO gradient! 2025-07-19 02:01:38,819 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 02:01:59,404 - WARNING - log_σ² has NO gradient! 2025-07-19 02:01:59,428 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 02:02:19,930 - WARNING - log_σ² has NO gradient! 2025-07-19 02:02:19,957 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 02:02:38,999 - WARNING - log_σ² has NO gradient! 2025-07-19 02:02:39,026 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 02:02:59,894 - WARNING - log_σ² has NO gradient! 2025-07-19 02:02:59,917 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 02:03:20,229 - WARNING - log_σ² has NO gradient! 2025-07-19 02:03:20,253 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 02:03:40,039 - WARNING - log_σ² has NO gradient! 2025-07-19 02:03:40,065 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 02:04:00,406 - WARNING - log_σ² has NO gradient! 2025-07-19 02:04:00,430 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 02:04:20,831 - WARNING - log_σ² has NO gradient! 2025-07-19 02:04:20,851 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 02:04:40,795 - WARNING - log_σ² has NO gradient! 2025-07-19 02:04:40,819 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 02:05:00,856 - WARNING - log_σ² has NO gradient! 2025-07-19 02:05:00,884 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 02:05:21,586 - WARNING - log_σ² has NO gradient! 2025-07-19 02:05:21,613 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 02:05:41,537 - WARNING - log_σ² has NO gradient! 2025-07-19 02:05:41,564 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 02:06:01,584 - WARNING - log_σ² has NO gradient! 2025-07-19 02:06:01,610 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 02:06:22,886 - WARNING - log_σ² has NO gradient! 2025-07-19 02:06:22,910 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 02:06:43,207 - WARNING - log_σ² has NO gradient! 2025-07-19 02:06:43,232 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 02:07:04,176 - WARNING - log_σ² has NO gradient! 2025-07-19 02:07:04,204 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 02:07:23,810 - WARNING - log_σ² has NO gradient! 2025-07-19 02:07:23,836 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 02:07:44,476 - WARNING - log_σ² has NO gradient! 2025-07-19 02:07:44,501 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 02:08:04,327 - WARNING - log_σ² has NO gradient! 2025-07-19 02:08:04,353 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 02:08:24,533 - WARNING - log_σ² has NO gradient! 2025-07-19 02:08:24,558 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 02:08:45,199 - WARNING - log_σ² has NO gradient! 2025-07-19 02:08:45,225 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 02:09:05,762 - WARNING - log_σ² has NO gradient! 2025-07-19 02:09:05,788 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 02:09:25,934 - WARNING - log_σ² has NO gradient! 2025-07-19 02:09:25,959 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 02:09:45,527 - WARNING - log_σ² has NO gradient! 2025-07-19 02:09:45,553 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 02:09:55,515 - WARNING - log_σ² has NO gradient! 2025-07-19 02:09:55,543 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 02:09:55,836 - INFO - Epoch 13: Total optimizer steps: 49 2025-07-19 02:12:49,639 - INFO - Validation metrics: 2025-07-19 02:12:49,639 - INFO - Loss: 0.1378 2025-07-19 02:12:49,639 - INFO - BCE Loss: 0.0000 2025-07-19 02:12:49,639 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 02:12:49,639 - INFO - Average similarity: 0.8141 2025-07-19 02:12:49,639 - INFO - Median similarity: 0.8480 2025-07-19 02:12:49,639 - INFO - Clean sample similarity: 0.8141 2025-07-19 02:12:49,640 - INFO - Corrupted sample similarity: 0.5086 2025-07-19 02:12:49,640 - INFO - Similarity gap (clean - corrupt): 0.3056 2025-07-19 02:12:49,839 - INFO - Epoch 13/30 - Train Loss: 0.1602, Val Loss: 0.1378, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.8141, Corrupt Sim: 0.5086, Gap: 0.3056, Time: 1171.58s 2025-07-19 02:12:49,839 - INFO - New best similarity gap: 0.3056 2025-07-19 02:13:22,074 - WARNING - log_σ² has NO gradient! 2025-07-19 02:13:22,099 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 02:13:42,498 - WARNING - log_σ² has NO gradient! 2025-07-19 02:13:42,521 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 02:14:02,207 - WARNING - log_σ² has NO gradient! 2025-07-19 02:14:02,235 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 02:14:22,972 - WARNING - log_σ² has NO gradient! 2025-07-19 02:14:22,997 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 02:14:42,560 - WARNING - log_σ² has NO gradient! 2025-07-19 02:14:42,584 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 02:15:03,504 - WARNING - log_σ² has NO gradient! 2025-07-19 02:15:03,528 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 02:15:24,235 - WARNING - log_σ² has NO gradient! 2025-07-19 02:15:24,260 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 02:15:44,258 - WARNING - log_σ² has NO gradient! 2025-07-19 02:15:44,287 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 02:16:05,597 - WARNING - log_σ² has NO gradient! 2025-07-19 02:16:05,624 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 02:16:26,646 - WARNING - log_σ² has NO gradient! 2025-07-19 02:16:26,672 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 02:16:46,217 - WARNING - log_σ² has NO gradient! 2025-07-19 02:16:46,243 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 02:17:06,364 - WARNING - log_σ² has NO gradient! 2025-07-19 02:17:06,393 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 02:17:26,259 - WARNING - log_σ² has NO gradient! 2025-07-19 02:17:26,283 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 02:17:46,581 - WARNING - log_σ² has NO gradient! 2025-07-19 02:17:46,608 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 02:18:07,634 - WARNING - log_σ² has NO gradient! 2025-07-19 02:18:07,661 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 02:18:27,772 - WARNING - log_σ² has NO gradient! 2025-07-19 02:18:27,798 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 02:18:48,188 - WARNING - log_σ² has NO gradient! 2025-07-19 02:18:48,212 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 02:19:09,577 - WARNING - log_σ² has NO gradient! 2025-07-19 02:19:09,603 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 02:19:31,365 - WARNING - log_σ² has NO gradient! 2025-07-19 02:19:31,392 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 02:19:50,861 - WARNING - log_σ² has NO gradient! 2025-07-19 02:19:50,888 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 02:20:10,517 - WARNING - log_σ² has NO gradient! 2025-07-19 02:20:10,545 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 02:20:31,276 - WARNING - log_σ² has NO gradient! 2025-07-19 02:20:31,301 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 02:20:52,292 - WARNING - log_σ² has NO gradient! 2025-07-19 02:20:52,318 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 02:21:12,807 - WARNING - log_σ² has NO gradient! 2025-07-19 02:21:12,832 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 02:21:32,850 - WARNING - log_σ² has NO gradient! 2025-07-19 02:21:32,875 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 02:21:54,487 - WARNING - log_σ² has NO gradient! 2025-07-19 02:21:54,513 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 02:22:14,742 - WARNING - log_σ² has NO gradient! 2025-07-19 02:22:14,766 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 02:22:36,300 - WARNING - log_σ² has NO gradient! 2025-07-19 02:22:36,324 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 02:22:56,612 - WARNING - log_σ² has NO gradient! 2025-07-19 02:22:56,635 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 02:23:16,783 - WARNING - log_σ² has NO gradient! 2025-07-19 02:23:16,808 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 02:23:36,922 - WARNING - log_σ² has NO gradient! 2025-07-19 02:23:36,947 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 02:23:56,740 - WARNING - log_σ² has NO gradient! 2025-07-19 02:23:56,767 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 02:24:17,831 - WARNING - log_σ² has NO gradient! 2025-07-19 02:24:17,855 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 02:24:38,142 - WARNING - log_σ² has NO gradient! 2025-07-19 02:24:38,165 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 02:24:58,931 - WARNING - log_σ² has NO gradient! 2025-07-19 02:24:58,957 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 02:25:19,607 - WARNING - log_σ² has NO gradient! 2025-07-19 02:25:19,630 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 02:25:39,366 - WARNING - log_σ² has NO gradient! 2025-07-19 02:25:39,394 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 02:25:59,558 - WARNING - log_σ² has NO gradient! 2025-07-19 02:25:59,582 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 02:26:19,217 - WARNING - log_σ² has NO gradient! 2025-07-19 02:26:19,244 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 02:26:40,207 - WARNING - log_σ² has NO gradient! 2025-07-19 02:26:40,231 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 02:27:00,625 - WARNING - log_σ² has NO gradient! 2025-07-19 02:27:00,652 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 02:27:21,429 - WARNING - log_σ² has NO gradient! 2025-07-19 02:27:21,455 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 02:27:41,143 - WARNING - log_σ² has NO gradient! 2025-07-19 02:27:41,168 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 02:28:01,348 - WARNING - log_σ² has NO gradient! 2025-07-19 02:28:01,373 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 02:28:22,599 - WARNING - log_σ² has NO gradient! 2025-07-19 02:28:22,624 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 02:28:43,168 - WARNING - log_σ² has NO gradient! 2025-07-19 02:28:43,194 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 02:29:03,779 - WARNING - log_σ² has NO gradient! 2025-07-19 02:29:03,806 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 02:29:24,311 - WARNING - log_σ² has NO gradient! 2025-07-19 02:29:24,337 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 02:29:34,119 - WARNING - log_σ² has NO gradient! 2025-07-19 02:29:34,144 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 02:29:34,477 - INFO - Epoch 14: Total optimizer steps: 49 2025-07-19 02:32:29,633 - INFO - Validation metrics: 2025-07-19 02:32:29,633 - INFO - Loss: 0.1142 2025-07-19 02:32:29,633 - INFO - BCE Loss: 0.0000 2025-07-19 02:32:29,633 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 02:32:29,633 - INFO - Average similarity: 0.6883 2025-07-19 02:32:29,633 - INFO - Median similarity: 0.7095 2025-07-19 02:32:29,633 - INFO - Clean sample similarity: 0.6883 2025-07-19 02:32:29,633 - INFO - Corrupted sample similarity: 0.3792 2025-07-19 02:32:29,633 - INFO - Similarity gap (clean - corrupt): 0.3091 2025-07-19 02:32:29,849 - INFO - Epoch 14/30 - Train Loss: 0.1577, Val Loss: 0.1142, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6883, Corrupt Sim: 0.3792, Gap: 0.3091, Time: 1177.36s 2025-07-19 02:32:29,849 - INFO - New best validation loss: 0.1142 2025-07-19 02:32:33,202 - INFO - New best similarity gap: 0.3091 2025-07-19 02:35:17,227 - INFO - Epoch 14 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 02:35:47,269 - WARNING - log_σ² has NO gradient! 2025-07-19 02:35:47,294 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 02:36:08,434 - WARNING - log_σ² has NO gradient! 2025-07-19 02:36:08,458 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 02:36:28,375 - WARNING - log_σ² has NO gradient! 2025-07-19 02:36:28,403 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 02:36:50,146 - WARNING - log_σ² has NO gradient! 2025-07-19 02:36:50,167 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 02:37:10,656 - WARNING - log_σ² has NO gradient! 2025-07-19 02:37:10,680 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 02:37:31,387 - WARNING - log_σ² has NO gradient! 2025-07-19 02:37:31,412 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 02:37:51,430 - WARNING - log_σ² has NO gradient! 2025-07-19 02:37:51,456 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 02:38:11,421 - WARNING - log_σ² has NO gradient! 2025-07-19 02:38:11,446 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 02:38:31,105 - WARNING - log_σ² has NO gradient! 2025-07-19 02:38:31,127 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 02:38:51,882 - WARNING - log_σ² has NO gradient! 2025-07-19 02:38:51,912 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 02:39:12,093 - WARNING - log_σ² has NO gradient! 2025-07-19 02:39:12,118 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 02:39:30,201 - WARNING - log_σ² has NO gradient! 2025-07-19 02:39:30,225 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 02:39:51,057 - WARNING - log_σ² has NO gradient! 2025-07-19 02:39:51,083 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 02:40:11,418 - WARNING - log_σ² has NO gradient! 2025-07-19 02:40:11,443 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 02:40:31,775 - WARNING - log_σ² has NO gradient! 2025-07-19 02:40:31,800 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 02:40:52,431 - WARNING - log_σ² has NO gradient! 2025-07-19 02:40:52,456 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 02:41:13,460 - WARNING - log_σ² has NO gradient! 2025-07-19 02:41:13,489 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 02:41:34,071 - WARNING - log_σ² has NO gradient! 2025-07-19 02:41:34,099 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 02:41:54,337 - WARNING - log_σ² has NO gradient! 2025-07-19 02:41:54,362 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 02:42:14,810 - WARNING - log_σ² has NO gradient! 2025-07-19 02:42:14,836 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 02:42:34,571 - WARNING - log_σ² has NO gradient! 2025-07-19 02:42:34,594 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 02:42:54,227 - WARNING - log_σ² has NO gradient! 2025-07-19 02:42:54,251 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 02:43:15,122 - WARNING - log_σ² has NO gradient! 2025-07-19 02:43:15,151 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 02:43:35,794 - WARNING - log_σ² has NO gradient! 2025-07-19 02:43:35,821 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 02:43:56,468 - WARNING - log_σ² has NO gradient! 2025-07-19 02:43:56,494 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 02:44:16,702 - WARNING - log_σ² has NO gradient! 2025-07-19 02:44:16,730 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 02:44:36,203 - WARNING - log_σ² has NO gradient! 2025-07-19 02:44:36,231 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 02:44:55,843 - WARNING - log_σ² has NO gradient! 2025-07-19 02:44:55,869 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 02:45:15,531 - WARNING - log_σ² has NO gradient! 2025-07-19 02:45:15,557 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 02:45:36,024 - WARNING - log_σ² has NO gradient! 2025-07-19 02:45:36,047 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 02:45:56,430 - WARNING - log_σ² has NO gradient! 2025-07-19 02:45:56,458 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 02:46:16,601 - WARNING - log_σ² has NO gradient! 2025-07-19 02:46:16,629 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 02:46:37,332 - WARNING - log_σ² has NO gradient! 2025-07-19 02:46:37,358 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 02:46:57,248 - WARNING - log_σ² has NO gradient! 2025-07-19 02:46:57,271 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 02:47:17,554 - WARNING - log_σ² has NO gradient! 2025-07-19 02:47:17,579 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 02:47:38,132 - WARNING - log_σ² has NO gradient! 2025-07-19 02:47:38,158 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 02:47:57,683 - WARNING - log_σ² has NO gradient! 2025-07-19 02:47:57,708 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 02:48:18,858 - WARNING - log_σ² has NO gradient! 2025-07-19 02:48:18,883 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 02:48:39,031 - WARNING - log_σ² has NO gradient! 2025-07-19 02:48:39,058 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 02:48:58,744 - WARNING - log_σ² has NO gradient! 2025-07-19 02:48:58,768 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 02:49:19,210 - WARNING - log_σ² has NO gradient! 2025-07-19 02:49:19,240 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 02:49:40,148 - WARNING - log_σ² has NO gradient! 2025-07-19 02:49:40,176 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 02:50:00,588 - WARNING - log_σ² has NO gradient! 2025-07-19 02:50:00,613 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 02:50:20,337 - WARNING - log_σ² has NO gradient! 2025-07-19 02:50:20,365 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 02:50:40,608 - WARNING - log_σ² has NO gradient! 2025-07-19 02:50:40,633 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 02:51:01,176 - WARNING - log_σ² has NO gradient! 2025-07-19 02:51:01,202 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 02:51:21,045 - WARNING - log_σ² has NO gradient! 2025-07-19 02:51:21,071 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 02:51:40,478 - WARNING - log_σ² has NO gradient! 2025-07-19 02:51:40,504 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 02:51:50,320 - WARNING - log_σ² has NO gradient! 2025-07-19 02:51:50,344 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 02:51:50,646 - INFO - Epoch 15: Total optimizer steps: 49 2025-07-19 02:54:44,746 - INFO - Validation metrics: 2025-07-19 02:54:44,746 - INFO - Loss: 0.1110 2025-07-19 02:54:44,746 - INFO - BCE Loss: 0.0000 2025-07-19 02:54:44,746 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 02:54:44,746 - INFO - Average similarity: 0.7138 2025-07-19 02:54:44,746 - INFO - Median similarity: 0.7395 2025-07-19 02:54:44,746 - INFO - Clean sample similarity: 0.7138 2025-07-19 02:54:44,746 - INFO - Corrupted sample similarity: 0.3735 2025-07-19 02:54:44,746 - INFO - Similarity gap (clean - corrupt): 0.3403 2025-07-19 02:54:44,920 - INFO - Epoch 15/30 - Train Loss: 0.1524, Val Loss: 0.1110, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7138, Corrupt Sim: 0.3735, Gap: 0.3403, Time: 1167.69s 2025-07-19 02:54:44,921 - INFO - New best validation loss: 0.1110 2025-07-19 02:54:47,617 - INFO - New best similarity gap: 0.3403 2025-07-19 02:55:24,439 - WARNING - log_σ² has NO gradient! 2025-07-19 02:55:24,467 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 02:55:44,267 - WARNING - log_σ² has NO gradient! 2025-07-19 02:55:44,294 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 02:56:04,797 - WARNING - log_σ² has NO gradient! 2025-07-19 02:56:04,822 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 02:56:25,361 - WARNING - log_σ² has NO gradient! 2025-07-19 02:56:25,388 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 02:56:46,832 - WARNING - log_σ² has NO gradient! 2025-07-19 02:56:46,857 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 02:57:07,969 - WARNING - log_σ² has NO gradient! 2025-07-19 02:57:07,996 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 02:57:27,801 - WARNING - log_σ² has NO gradient! 2025-07-19 02:57:27,828 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 02:57:48,567 - WARNING - log_σ² has NO gradient! 2025-07-19 02:57:48,592 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 02:58:08,549 - WARNING - log_σ² has NO gradient! 2025-07-19 02:58:08,577 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 02:58:30,351 - WARNING - log_σ² has NO gradient! 2025-07-19 02:58:30,375 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 02:58:52,612 - WARNING - log_σ² has NO gradient! 2025-07-19 02:58:52,640 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 02:59:13,614 - WARNING - log_σ² has NO gradient! 2025-07-19 02:59:13,639 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 02:59:33,561 - WARNING - log_σ² has NO gradient! 2025-07-19 02:59:33,585 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 02:59:53,483 - WARNING - log_σ² has NO gradient! 2025-07-19 02:59:53,510 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 03:00:13,702 - WARNING - log_σ² has NO gradient! 2025-07-19 03:00:13,730 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 03:00:33,032 - WARNING - log_σ² has NO gradient! 2025-07-19 03:00:33,057 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 03:00:55,009 - WARNING - log_σ² has NO gradient! 2025-07-19 03:00:55,034 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 03:01:16,187 - WARNING - log_σ² has NO gradient! 2025-07-19 03:01:16,213 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 03:01:36,277 - WARNING - log_σ² has NO gradient! 2025-07-19 03:01:36,301 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 03:01:56,822 - WARNING - log_σ² has NO gradient! 2025-07-19 03:01:56,846 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 03:02:17,094 - WARNING - log_σ² has NO gradient! 2025-07-19 03:02:17,123 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 03:02:37,835 - WARNING - log_σ² has NO gradient! 2025-07-19 03:02:37,861 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 03:02:58,662 - WARNING - log_σ² has NO gradient! 2025-07-19 03:02:58,688 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 03:03:19,671 - WARNING - log_σ² has NO gradient! 2025-07-19 03:03:19,697 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 03:03:39,887 - WARNING - log_σ² has NO gradient! 2025-07-19 03:03:39,915 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 03:03:59,777 - WARNING - log_σ² has NO gradient! 2025-07-19 03:03:59,801 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 03:04:19,274 - WARNING - log_σ² has NO gradient! 2025-07-19 03:04:19,299 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 03:04:39,658 - WARNING - log_σ² has NO gradient! 2025-07-19 03:04:39,685 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 03:05:03,629 - WARNING - log_σ² has NO gradient! 2025-07-19 03:05:03,657 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 03:05:23,486 - WARNING - log_σ² has NO gradient! 2025-07-19 03:05:23,514 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 03:05:44,400 - WARNING - log_σ² has NO gradient! 2025-07-19 03:05:44,426 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 03:06:04,222 - WARNING - log_σ² has NO gradient! 2025-07-19 03:06:04,246 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 03:06:24,868 - WARNING - log_σ² has NO gradient! 2025-07-19 03:06:24,898 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 03:06:45,614 - WARNING - log_σ² has NO gradient! 2025-07-19 03:06:45,639 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 03:07:07,874 - WARNING - log_σ² has NO gradient! 2025-07-19 03:07:07,901 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 03:07:27,451 - WARNING - log_σ² has NO gradient! 2025-07-19 03:07:27,476 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 03:07:48,397 - WARNING - log_σ² has NO gradient! 2025-07-19 03:07:48,423 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 03:08:09,132 - WARNING - log_σ² has NO gradient! 2025-07-19 03:08:09,159 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 03:08:30,457 - WARNING - log_σ² has NO gradient! 2025-07-19 03:08:30,483 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 03:08:50,653 - WARNING - log_σ² has NO gradient! 2025-07-19 03:08:50,679 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 03:09:11,273 - WARNING - log_σ² has NO gradient! 2025-07-19 03:09:11,297 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 03:09:31,242 - WARNING - log_σ² has NO gradient! 2025-07-19 03:09:31,266 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 03:09:50,771 - WARNING - log_σ² has NO gradient! 2025-07-19 03:09:50,796 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 03:10:09,817 - WARNING - log_σ² has NO gradient! 2025-07-19 03:10:09,843 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 03:10:29,766 - WARNING - log_σ² has NO gradient! 2025-07-19 03:10:29,791 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 03:10:50,139 - WARNING - log_σ² has NO gradient! 2025-07-19 03:10:50,164 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 03:11:10,893 - WARNING - log_σ² has NO gradient! 2025-07-19 03:11:10,917 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 03:11:32,453 - WARNING - log_σ² has NO gradient! 2025-07-19 03:11:32,479 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 03:11:41,287 - WARNING - log_σ² has NO gradient! 2025-07-19 03:11:41,312 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 03:11:41,545 - INFO - Epoch 16: Total optimizer steps: 49 2025-07-19 03:14:36,557 - INFO - Validation metrics: 2025-07-19 03:14:36,557 - INFO - Loss: 0.1044 2025-07-19 03:14:36,557 - INFO - BCE Loss: 0.0000 2025-07-19 03:14:36,557 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 03:14:36,557 - INFO - Average similarity: 0.6491 2025-07-19 03:14:36,557 - INFO - Median similarity: 0.6558 2025-07-19 03:14:36,557 - INFO - Clean sample similarity: 0.6491 2025-07-19 03:14:36,557 - INFO - Corrupted sample similarity: 0.3309 2025-07-19 03:14:36,557 - INFO - Similarity gap (clean - corrupt): 0.3182 2025-07-19 03:14:36,738 - INFO - Epoch 16/30 - Train Loss: 0.1497, Val Loss: 0.1044, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6491, Corrupt Sim: 0.3309, Gap: 0.3182, Time: 1183.06s 2025-07-19 03:14:36,739 - INFO - New best validation loss: 0.1044 2025-07-19 03:17:20,775 - INFO - Epoch 16 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 03:17:51,491 - WARNING - log_σ² has NO gradient! 2025-07-19 03:17:51,516 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 03:18:12,647 - WARNING - log_σ² has NO gradient! 2025-07-19 03:18:12,673 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 03:18:34,478 - WARNING - log_σ² has NO gradient! 2025-07-19 03:18:34,504 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 03:18:54,864 - WARNING - log_σ² has NO gradient! 2025-07-19 03:18:54,887 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 03:19:14,947 - WARNING - log_σ² has NO gradient! 2025-07-19 03:19:14,972 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 03:19:34,000 - WARNING - log_σ² has NO gradient! 2025-07-19 03:19:34,025 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 03:19:54,968 - WARNING - log_σ² has NO gradient! 2025-07-19 03:19:54,997 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 03:20:14,886 - WARNING - log_σ² has NO gradient! 2025-07-19 03:20:14,910 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 03:20:35,351 - WARNING - log_σ² has NO gradient! 2025-07-19 03:20:35,375 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 03:20:56,514 - WARNING - log_σ² has NO gradient! 2025-07-19 03:20:56,542 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 03:21:16,320 - WARNING - log_σ² has NO gradient! 2025-07-19 03:21:16,344 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 03:21:35,966 - WARNING - log_σ² has NO gradient! 2025-07-19 03:21:35,994 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 03:21:55,681 - WARNING - log_σ² has NO gradient! 2025-07-19 03:21:55,705 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 03:22:16,456 - WARNING - log_σ² has NO gradient! 2025-07-19 03:22:16,481 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 03:22:36,841 - WARNING - log_σ² has NO gradient! 2025-07-19 03:22:36,866 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 03:22:56,525 - WARNING - log_σ² has NO gradient! 2025-07-19 03:22:56,549 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 03:23:18,279 - WARNING - log_σ² has NO gradient! 2025-07-19 03:23:18,304 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 03:23:38,377 - WARNING - log_σ² has NO gradient! 2025-07-19 03:23:38,402 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 03:23:58,287 - WARNING - log_σ² has NO gradient! 2025-07-19 03:23:58,311 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 03:24:18,938 - WARNING - log_σ² has NO gradient! 2025-07-19 03:24:18,965 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 03:24:39,434 - WARNING - log_σ² has NO gradient! 2025-07-19 03:24:39,461 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 03:24:58,693 - WARNING - log_σ² has NO gradient! 2025-07-19 03:24:58,717 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 03:25:19,027 - WARNING - log_σ² has NO gradient! 2025-07-19 03:25:19,056 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 03:25:38,820 - WARNING - log_σ² has NO gradient! 2025-07-19 03:25:38,845 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 03:25:59,686 - WARNING - log_σ² has NO gradient! 2025-07-19 03:25:59,714 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 03:26:19,806 - WARNING - log_σ² has NO gradient! 2025-07-19 03:26:19,832 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 03:26:40,218 - WARNING - log_σ² has NO gradient! 2025-07-19 03:26:40,244 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 03:27:00,574 - WARNING - log_σ² has NO gradient! 2025-07-19 03:27:00,599 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 03:27:20,513 - WARNING - log_σ² has NO gradient! 2025-07-19 03:27:20,538 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 03:27:41,102 - WARNING - log_σ² has NO gradient! 2025-07-19 03:27:41,128 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 03:28:01,817 - WARNING - log_σ² has NO gradient! 2025-07-19 03:28:01,842 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 03:28:22,665 - WARNING - log_σ² has NO gradient! 2025-07-19 03:28:22,690 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 03:28:42,739 - WARNING - log_σ² has NO gradient! 2025-07-19 03:28:42,763 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 03:29:02,526 - WARNING - log_σ² has NO gradient! 2025-07-19 03:29:02,550 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 03:29:22,810 - WARNING - log_σ² has NO gradient! 2025-07-19 03:29:22,836 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 03:29:42,082 - WARNING - log_σ² has NO gradient! 2025-07-19 03:29:42,106 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 03:30:02,590 - WARNING - log_σ² has NO gradient! 2025-07-19 03:30:02,614 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 03:30:23,476 - WARNING - log_σ² has NO gradient! 2025-07-19 03:30:23,506 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 03:30:43,827 - WARNING - log_σ² has NO gradient! 2025-07-19 03:30:43,850 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 03:31:04,042 - WARNING - log_σ² has NO gradient! 2025-07-19 03:31:04,068 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 03:31:23,603 - WARNING - log_σ² has NO gradient! 2025-07-19 03:31:23,631 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 03:31:43,190 - WARNING - log_σ² has NO gradient! 2025-07-19 03:31:43,213 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 03:32:03,204 - WARNING - log_σ² has NO gradient! 2025-07-19 03:32:03,228 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 03:32:23,379 - WARNING - log_σ² has NO gradient! 2025-07-19 03:32:23,403 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 03:32:44,073 - WARNING - log_σ² has NO gradient! 2025-07-19 03:32:44,097 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 03:33:04,797 - WARNING - log_σ² has NO gradient! 2025-07-19 03:33:04,824 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 03:33:24,995 - WARNING - log_σ² has NO gradient! 2025-07-19 03:33:25,018 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 03:33:44,886 - WARNING - log_σ² has NO gradient! 2025-07-19 03:33:44,911 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 03:33:54,469 - WARNING - log_σ² has NO gradient! 2025-07-19 03:33:54,495 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 03:33:54,734 - INFO - Epoch 17: Total optimizer steps: 49 2025-07-19 03:36:49,440 - INFO - Validation metrics: 2025-07-19 03:36:49,440 - INFO - Loss: 0.1030 2025-07-19 03:36:49,440 - INFO - BCE Loss: 0.0000 2025-07-19 03:36:49,440 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 03:36:49,440 - INFO - Average similarity: 0.7413 2025-07-19 03:36:49,440 - INFO - Median similarity: 0.7662 2025-07-19 03:36:49,440 - INFO - Clean sample similarity: 0.7413 2025-07-19 03:36:49,440 - INFO - Corrupted sample similarity: 0.3840 2025-07-19 03:36:49,440 - INFO - Similarity gap (clean - corrupt): 0.3573 2025-07-19 03:36:49,638 - INFO - Epoch 17/30 - Train Loss: 0.1420, Val Loss: 0.1030, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7413, Corrupt Sim: 0.3840, Gap: 0.3573, Time: 1168.86s 2025-07-19 03:36:49,639 - INFO - New best validation loss: 0.1030 2025-07-19 03:36:53,047 - INFO - New best similarity gap: 0.3573 2025-07-19 03:37:25,741 - WARNING - log_σ² has NO gradient! 2025-07-19 03:37:25,765 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 03:37:45,734 - WARNING - log_σ² has NO gradient! 2025-07-19 03:37:45,759 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 03:38:06,209 - WARNING - log_σ² has NO gradient! 2025-07-19 03:38:06,234 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 03:38:25,930 - WARNING - log_σ² has NO gradient! 2025-07-19 03:38:25,953 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 03:38:47,064 - WARNING - log_σ² has NO gradient! 2025-07-19 03:38:47,090 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 03:39:06,814 - WARNING - log_σ² has NO gradient! 2025-07-19 03:39:06,839 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 03:39:27,904 - WARNING - log_σ² has NO gradient! 2025-07-19 03:39:27,928 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 03:39:47,239 - WARNING - log_σ² has NO gradient! 2025-07-19 03:39:47,265 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 03:40:08,322 - WARNING - log_σ² has NO gradient! 2025-07-19 03:40:08,349 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 03:40:28,553 - WARNING - log_σ² has NO gradient! 2025-07-19 03:40:28,581 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 03:40:48,892 - WARNING - log_σ² has NO gradient! 2025-07-19 03:40:48,918 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 03:41:09,061 - WARNING - log_σ² has NO gradient! 2025-07-19 03:41:09,087 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 03:41:29,723 - WARNING - log_σ² has NO gradient! 2025-07-19 03:41:29,750 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 03:41:49,826 - WARNING - log_σ² has NO gradient! 2025-07-19 03:41:49,851 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 03:42:09,334 - WARNING - log_σ² has NO gradient! 2025-07-19 03:42:09,361 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 03:42:29,341 - WARNING - log_σ² has NO gradient! 2025-07-19 03:42:29,367 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 03:42:49,418 - WARNING - log_σ² has NO gradient! 2025-07-19 03:42:49,442 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 03:43:09,358 - WARNING - log_σ² has NO gradient! 2025-07-19 03:43:09,380 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 03:43:30,323 - WARNING - log_σ² has NO gradient! 2025-07-19 03:43:30,347 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 03:43:49,269 - WARNING - log_σ² has NO gradient! 2025-07-19 03:43:49,294 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 03:44:09,263 - WARNING - log_σ² has NO gradient! 2025-07-19 03:44:09,290 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 03:44:30,492 - WARNING - log_σ² has NO gradient! 2025-07-19 03:44:30,520 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 03:44:50,853 - WARNING - log_σ² has NO gradient! 2025-07-19 03:44:50,879 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 03:45:11,070 - WARNING - log_σ² has NO gradient! 2025-07-19 03:45:11,094 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 03:45:30,732 - WARNING - log_σ² has NO gradient! 2025-07-19 03:45:30,759 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 03:45:51,706 - WARNING - log_σ² has NO gradient! 2025-07-19 03:45:51,731 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 03:46:11,884 - WARNING - log_σ² has NO gradient! 2025-07-19 03:46:11,909 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 03:46:32,944 - WARNING - log_σ² has NO gradient! 2025-07-19 03:46:32,970 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 03:46:53,937 - WARNING - log_σ² has NO gradient! 2025-07-19 03:46:53,965 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 03:47:13,563 - WARNING - log_σ² has NO gradient! 2025-07-19 03:47:13,588 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 03:47:33,766 - WARNING - log_σ² has NO gradient! 2025-07-19 03:47:33,789 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 03:47:53,603 - WARNING - log_σ² has NO gradient! 2025-07-19 03:47:53,627 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 03:48:14,955 - WARNING - log_σ² has NO gradient! 2025-07-19 03:48:14,979 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 03:48:34,940 - WARNING - log_σ² has NO gradient! 2025-07-19 03:48:34,965 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 03:48:55,377 - WARNING - log_σ² has NO gradient! 2025-07-19 03:48:55,401 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 03:49:15,846 - WARNING - log_σ² has NO gradient! 2025-07-19 03:49:15,871 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 03:49:35,701 - WARNING - log_σ² has NO gradient! 2025-07-19 03:49:35,726 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 03:49:55,822 - WARNING - log_σ² has NO gradient! 2025-07-19 03:49:55,848 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 03:50:15,930 - WARNING - log_σ² has NO gradient! 2025-07-19 03:50:15,958 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 03:50:36,776 - WARNING - log_σ² has NO gradient! 2025-07-19 03:50:36,801 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 03:50:57,039 - WARNING - log_σ² has NO gradient! 2025-07-19 03:50:57,065 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 03:51:17,398 - WARNING - log_σ² has NO gradient! 2025-07-19 03:51:17,423 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 03:51:38,620 - WARNING - log_σ² has NO gradient! 2025-07-19 03:51:38,644 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 03:51:58,888 - WARNING - log_σ² has NO gradient! 2025-07-19 03:51:58,913 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 03:52:19,171 - WARNING - log_σ² has NO gradient! 2025-07-19 03:52:19,196 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 03:52:38,622 - WARNING - log_σ² has NO gradient! 2025-07-19 03:52:38,647 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 03:53:00,358 - WARNING - log_σ² has NO gradient! 2025-07-19 03:53:00,382 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 03:53:20,762 - WARNING - log_σ² has NO gradient! 2025-07-19 03:53:20,788 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 03:53:29,821 - WARNING - log_σ² has NO gradient! 2025-07-19 03:53:29,847 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 03:53:30,125 - INFO - Epoch 18: Total optimizer steps: 49 2025-07-19 03:56:26,033 - INFO - Validation metrics: 2025-07-19 03:56:26,034 - INFO - Loss: 0.1099 2025-07-19 03:56:26,034 - INFO - BCE Loss: 0.0000 2025-07-19 03:56:26,034 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 03:56:26,034 - INFO - Average similarity: 0.7385 2025-07-19 03:56:26,034 - INFO - Median similarity: 0.7563 2025-07-19 03:56:26,034 - INFO - Clean sample similarity: 0.7385 2025-07-19 03:56:26,034 - INFO - Corrupted sample similarity: 0.4045 2025-07-19 03:56:26,034 - INFO - Similarity gap (clean - corrupt): 0.3340 2025-07-19 03:56:26,236 - INFO - Epoch 18/30 - Train Loss: 0.1375, Val Loss: 0.1099, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7385, Corrupt Sim: 0.4045, Gap: 0.3340, Time: 1169.83s 2025-07-19 03:59:06,696 - INFO - Epoch 18 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 03:59:38,414 - WARNING - log_σ² has NO gradient! 2025-07-19 03:59:38,441 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 03:59:59,872 - WARNING - log_σ² has NO gradient! 2025-07-19 03:59:59,899 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 04:00:21,104 - WARNING - log_σ² has NO gradient! 2025-07-19 04:00:21,130 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 04:00:41,579 - WARNING - log_σ² has NO gradient! 2025-07-19 04:00:41,604 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 04:01:01,969 - WARNING - log_σ² has NO gradient! 2025-07-19 04:01:01,996 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 04:01:22,247 - WARNING - log_σ² has NO gradient! 2025-07-19 04:01:22,273 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 04:01:43,390 - WARNING - log_σ² has NO gradient! 2025-07-19 04:01:43,414 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 04:02:04,235 - WARNING - log_σ² has NO gradient! 2025-07-19 04:02:04,260 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 04:02:25,480 - WARNING - log_σ² has NO gradient! 2025-07-19 04:02:25,503 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 04:02:45,649 - WARNING - log_σ² has NO gradient! 2025-07-19 04:02:45,673 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 04:03:06,384 - WARNING - log_σ² has NO gradient! 2025-07-19 04:03:06,409 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 04:03:26,921 - WARNING - log_σ² has NO gradient! 2025-07-19 04:03:26,945 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 04:03:47,228 - WARNING - log_σ² has NO gradient! 2025-07-19 04:03:47,256 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 04:04:07,950 - WARNING - log_σ² has NO gradient! 2025-07-19 04:04:07,976 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 04:04:28,732 - WARNING - log_σ² has NO gradient! 2025-07-19 04:04:28,758 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 04:04:48,705 - WARNING - log_σ² has NO gradient! 2025-07-19 04:04:48,730 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 04:05:09,544 - WARNING - log_σ² has NO gradient! 2025-07-19 04:05:09,569 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 04:05:29,980 - WARNING - log_σ² has NO gradient! 2025-07-19 04:05:30,006 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 04:05:49,943 - WARNING - log_σ² has NO gradient! 2025-07-19 04:05:49,966 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 04:06:10,975 - WARNING - log_σ² has NO gradient! 2025-07-19 04:06:10,999 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 04:06:31,642 - WARNING - log_σ² has NO gradient! 2025-07-19 04:06:31,667 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 04:06:52,084 - WARNING - log_σ² has NO gradient! 2025-07-19 04:06:52,109 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 04:07:12,163 - WARNING - log_σ² has NO gradient! 2025-07-19 04:07:12,192 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 04:07:33,309 - WARNING - log_σ² has NO gradient! 2025-07-19 04:07:33,332 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 04:07:54,320 - WARNING - log_σ² has NO gradient! 2025-07-19 04:07:54,346 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 04:08:14,696 - WARNING - log_σ² has NO gradient! 2025-07-19 04:08:14,721 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 04:08:34,116 - WARNING - log_σ² has NO gradient! 2025-07-19 04:08:34,140 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 04:08:54,329 - WARNING - log_σ² has NO gradient! 2025-07-19 04:08:54,355 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 04:09:14,366 - WARNING - log_σ² has NO gradient! 2025-07-19 04:09:14,392 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 04:09:33,680 - WARNING - log_σ² has NO gradient! 2025-07-19 04:09:33,704 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 04:09:54,100 - WARNING - log_σ² has NO gradient! 2025-07-19 04:09:54,128 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 04:10:13,890 - WARNING - log_σ² has NO gradient! 2025-07-19 04:10:13,912 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 04:10:33,864 - WARNING - log_σ² has NO gradient! 2025-07-19 04:10:33,888 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 04:10:53,828 - WARNING - log_σ² has NO gradient! 2025-07-19 04:10:53,854 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 04:11:14,466 - WARNING - log_σ² has NO gradient! 2025-07-19 04:11:14,493 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 04:11:34,992 - WARNING - log_σ² has NO gradient! 2025-07-19 04:11:35,019 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 04:11:55,442 - WARNING - log_σ² has NO gradient! 2025-07-19 04:11:55,467 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 04:12:16,343 - WARNING - log_σ² has NO gradient! 2025-07-19 04:12:16,368 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 04:12:36,609 - WARNING - log_σ² has NO gradient! 2025-07-19 04:12:36,634 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 04:12:57,139 - WARNING - log_σ² has NO gradient! 2025-07-19 04:12:57,164 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 04:13:18,042 - WARNING - log_σ² has NO gradient! 2025-07-19 04:13:18,070 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 04:13:38,382 - WARNING - log_σ² has NO gradient! 2025-07-19 04:13:38,406 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 04:13:59,180 - WARNING - log_σ² has NO gradient! 2025-07-19 04:13:59,207 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 04:14:19,135 - WARNING - log_σ² has NO gradient! 2025-07-19 04:14:19,163 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 04:14:39,158 - WARNING - log_σ² has NO gradient! 2025-07-19 04:14:39,186 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 04:14:58,934 - WARNING - log_σ² has NO gradient! 2025-07-19 04:14:58,964 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 04:15:19,505 - WARNING - log_σ² has NO gradient! 2025-07-19 04:15:19,533 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 04:15:40,705 - WARNING - log_σ² has NO gradient! 2025-07-19 04:15:40,730 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 04:15:50,981 - WARNING - log_σ² has NO gradient! 2025-07-19 04:15:51,006 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 04:15:51,259 - INFO - Epoch 19: Total optimizer steps: 49 2025-07-19 04:18:45,949 - INFO - Validation metrics: 2025-07-19 04:18:45,949 - INFO - Loss: 0.1008 2025-07-19 04:18:45,949 - INFO - BCE Loss: 0.0000 2025-07-19 04:18:45,949 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 04:18:45,949 - INFO - Average similarity: 0.6353 2025-07-19 04:18:45,949 - INFO - Median similarity: 0.6419 2025-07-19 04:18:45,949 - INFO - Clean sample similarity: 0.6353 2025-07-19 04:18:45,949 - INFO - Corrupted sample similarity: 0.3048 2025-07-19 04:18:45,949 - INFO - Similarity gap (clean - corrupt): 0.3305 2025-07-19 04:18:46,154 - INFO - Epoch 19/30 - Train Loss: 0.1368, Val Loss: 0.1008, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.6353, Corrupt Sim: 0.3048, Gap: 0.3305, Time: 1179.46s 2025-07-19 04:18:46,155 - INFO - New best validation loss: 0.1008 2025-07-19 04:19:19,726 - WARNING - log_σ² has NO gradient! 2025-07-19 04:19:19,751 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 04:19:41,037 - WARNING - log_σ² has NO gradient! 2025-07-19 04:19:41,061 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 04:20:02,451 - WARNING - log_σ² has NO gradient! 2025-07-19 04:20:02,479 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 04:20:22,616 - WARNING - log_σ² has NO gradient! 2025-07-19 04:20:22,644 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 04:20:42,295 - WARNING - log_σ² has NO gradient! 2025-07-19 04:20:42,320 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 04:21:03,618 - WARNING - log_σ² has NO gradient! 2025-07-19 04:21:03,644 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 04:21:24,698 - WARNING - log_σ² has NO gradient! 2025-07-19 04:21:24,723 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 04:21:45,956 - WARNING - log_σ² has NO gradient! 2025-07-19 04:21:45,986 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 04:22:05,570 - WARNING - log_σ² has NO gradient! 2025-07-19 04:22:05,594 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 04:22:25,590 - WARNING - log_σ² has NO gradient! 2025-07-19 04:22:25,615 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 04:22:46,548 - WARNING - log_σ² has NO gradient! 2025-07-19 04:22:46,574 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 04:23:05,576 - WARNING - log_σ² has NO gradient! 2025-07-19 04:23:05,601 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 04:23:24,229 - WARNING - log_σ² has NO gradient! 2025-07-19 04:23:24,255 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 04:23:43,349 - WARNING - log_σ² has NO gradient! 2025-07-19 04:23:43,378 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 04:24:03,386 - WARNING - log_σ² has NO gradient! 2025-07-19 04:24:03,412 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 04:24:23,560 - WARNING - log_σ² has NO gradient! 2025-07-19 04:24:23,586 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 04:24:44,343 - WARNING - log_σ² has NO gradient! 2025-07-19 04:24:44,371 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 04:25:03,946 - WARNING - log_σ² has NO gradient! 2025-07-19 04:25:03,971 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 04:25:23,752 - WARNING - log_σ² has NO gradient! 2025-07-19 04:25:23,778 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 04:25:43,755 - WARNING - log_σ² has NO gradient! 2025-07-19 04:25:43,780 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 04:26:04,455 - WARNING - log_σ² has NO gradient! 2025-07-19 04:26:04,480 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 04:26:25,293 - WARNING - log_σ² has NO gradient! 2025-07-19 04:26:25,317 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 04:26:44,907 - WARNING - log_σ² has NO gradient! 2025-07-19 04:26:44,934 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 04:27:05,651 - WARNING - log_σ² has NO gradient! 2025-07-19 04:27:05,675 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 04:27:25,339 - WARNING - log_σ² has NO gradient! 2025-07-19 04:27:25,364 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 04:27:46,152 - WARNING - log_σ² has NO gradient! 2025-07-19 04:27:46,180 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 04:28:06,843 - WARNING - log_σ² has NO gradient! 2025-07-19 04:28:06,868 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 04:28:26,465 - WARNING - log_σ² has NO gradient! 2025-07-19 04:28:26,489 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 04:28:46,078 - WARNING - log_σ² has NO gradient! 2025-07-19 04:28:46,103 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 04:29:05,986 - WARNING - log_σ² has NO gradient! 2025-07-19 04:29:06,012 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 04:29:27,860 - WARNING - log_σ² has NO gradient! 2025-07-19 04:29:27,892 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 04:29:47,916 - WARNING - log_σ² has NO gradient! 2025-07-19 04:29:47,943 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 04:30:07,296 - WARNING - log_σ² has NO gradient! 2025-07-19 04:30:07,322 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 04:30:27,593 - WARNING - log_σ² has NO gradient! 2025-07-19 04:30:27,619 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 04:30:46,993 - WARNING - log_σ² has NO gradient! 2025-07-19 04:30:47,017 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 04:31:07,821 - WARNING - log_σ² has NO gradient! 2025-07-19 04:31:07,845 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 04:31:28,233 - WARNING - log_σ² has NO gradient! 2025-07-19 04:31:28,257 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 04:31:48,738 - WARNING - log_σ² has NO gradient! 2025-07-19 04:31:48,763 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 04:32:08,665 - WARNING - log_σ² has NO gradient! 2025-07-19 04:32:08,691 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 04:32:29,040 - WARNING - log_σ² has NO gradient! 2025-07-19 04:32:29,065 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 04:32:50,066 - WARNING - log_σ² has NO gradient! 2025-07-19 04:32:50,090 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 04:33:10,018 - WARNING - log_σ² has NO gradient! 2025-07-19 04:33:10,043 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 04:33:29,953 - WARNING - log_σ² has NO gradient! 2025-07-19 04:33:29,977 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 04:33:50,274 - WARNING - log_σ² has NO gradient! 2025-07-19 04:33:50,298 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 04:34:11,597 - WARNING - log_σ² has NO gradient! 2025-07-19 04:34:11,622 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 04:34:32,302 - WARNING - log_σ² has NO gradient! 2025-07-19 04:34:32,327 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 04:34:51,963 - WARNING - log_σ² has NO gradient! 2025-07-19 04:34:51,989 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 04:35:12,391 - WARNING - log_σ² has NO gradient! 2025-07-19 04:35:12,416 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 04:35:22,303 - WARNING - log_σ² has NO gradient! 2025-07-19 04:35:22,329 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 04:35:22,657 - INFO - Epoch 20: Total optimizer steps: 49 2025-07-19 04:38:17,834 - INFO - Validation metrics: 2025-07-19 04:38:17,835 - INFO - Loss: 0.1052 2025-07-19 04:38:17,835 - INFO - BCE Loss: 0.0000 2025-07-19 04:38:17,835 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 04:38:17,835 - INFO - Average similarity: 0.7847 2025-07-19 04:38:17,835 - INFO - Median similarity: 0.8097 2025-07-19 04:38:17,835 - INFO - Clean sample similarity: 0.7847 2025-07-19 04:38:17,835 - INFO - Corrupted sample similarity: 0.4287 2025-07-19 04:38:17,835 - INFO - Similarity gap (clean - corrupt): 0.3560 2025-07-19 04:38:18,034 - INFO - Epoch 20/30 - Train Loss: 0.1305, Val Loss: 0.1052, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7847, Corrupt Sim: 0.4287, Gap: 0.3560, Time: 1169.13s 2025-07-19 04:40:58,098 - INFO - Epoch 20 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 04:41:29,267 - WARNING - log_σ² has NO gradient! 2025-07-19 04:41:29,293 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 04:41:49,572 - WARNING - log_σ² has NO gradient! 2025-07-19 04:41:49,600 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 04:42:10,430 - WARNING - log_σ² has NO gradient! 2025-07-19 04:42:10,456 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 04:42:31,065 - WARNING - log_σ² has NO gradient! 2025-07-19 04:42:31,091 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 04:42:51,184 - WARNING - log_σ² has NO gradient! 2025-07-19 04:42:51,210 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 04:43:11,725 - WARNING - log_σ² has NO gradient! 2025-07-19 04:43:11,749 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 04:43:32,086 - WARNING - log_σ² has NO gradient! 2025-07-19 04:43:32,111 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 04:43:53,382 - WARNING - log_σ² has NO gradient! 2025-07-19 04:43:53,406 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 04:44:13,464 - WARNING - log_σ² has NO gradient! 2025-07-19 04:44:13,491 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 04:44:34,197 - WARNING - log_σ² has NO gradient! 2025-07-19 04:44:34,223 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 04:44:53,173 - WARNING - log_σ² has NO gradient! 2025-07-19 04:44:53,202 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 04:45:13,030 - WARNING - log_σ² has NO gradient! 2025-07-19 04:45:13,054 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 04:45:33,052 - WARNING - log_σ² has NO gradient! 2025-07-19 04:45:33,078 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 04:45:53,302 - WARNING - log_σ² has NO gradient! 2025-07-19 04:45:53,327 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 04:46:14,406 - WARNING - log_σ² has NO gradient! 2025-07-19 04:46:14,429 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 04:46:35,185 - WARNING - log_σ² has NO gradient! 2025-07-19 04:46:35,210 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 04:46:55,251 - WARNING - log_σ² has NO gradient! 2025-07-19 04:46:55,278 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 04:47:15,419 - WARNING - log_σ² has NO gradient! 2025-07-19 04:47:15,444 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 04:47:35,530 - WARNING - log_σ² has NO gradient! 2025-07-19 04:47:35,554 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 04:47:54,723 - WARNING - log_σ² has NO gradient! 2025-07-19 04:47:54,750 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 04:48:15,805 - WARNING - log_σ² has NO gradient! 2025-07-19 04:48:15,832 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 04:48:36,233 - WARNING - log_σ² has NO gradient! 2025-07-19 04:48:36,259 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 04:48:58,354 - WARNING - log_σ² has NO gradient! 2025-07-19 04:48:58,378 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 04:49:18,172 - WARNING - log_σ² has NO gradient! 2025-07-19 04:49:18,198 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 04:49:39,164 - WARNING - log_σ² has NO gradient! 2025-07-19 04:49:39,189 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 04:49:58,948 - WARNING - log_σ² has NO gradient! 2025-07-19 04:49:58,972 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 04:50:18,365 - WARNING - log_σ² has NO gradient! 2025-07-19 04:50:18,390 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 04:50:38,429 - WARNING - log_σ² has NO gradient! 2025-07-19 04:50:38,455 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 04:50:58,528 - WARNING - log_σ² has NO gradient! 2025-07-19 04:50:58,554 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 04:51:19,228 - WARNING - log_σ² has NO gradient! 2025-07-19 04:51:19,254 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 04:51:39,608 - WARNING - log_σ² has NO gradient! 2025-07-19 04:51:39,636 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 04:51:58,766 - WARNING - log_σ² has NO gradient! 2025-07-19 04:51:58,790 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 04:52:19,909 - WARNING - log_σ² has NO gradient! 2025-07-19 04:52:19,937 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 04:52:39,363 - WARNING - log_σ² has NO gradient! 2025-07-19 04:52:39,388 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 04:53:00,404 - WARNING - log_σ² has NO gradient! 2025-07-19 04:53:00,429 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 04:53:20,053 - WARNING - log_σ² has NO gradient! 2025-07-19 04:53:20,080 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 04:53:40,354 - WARNING - log_σ² has NO gradient! 2025-07-19 04:53:40,379 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 04:54:00,518 - WARNING - log_σ² has NO gradient! 2025-07-19 04:54:00,544 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 04:54:21,378 - WARNING - log_σ² has NO gradient! 2025-07-19 04:54:21,406 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 04:54:42,454 - WARNING - log_σ² has NO gradient! 2025-07-19 04:54:42,478 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 04:55:02,327 - WARNING - log_σ² has NO gradient! 2025-07-19 04:55:02,350 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 04:55:23,231 - WARNING - log_σ² has NO gradient! 2025-07-19 04:55:23,257 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 04:55:42,355 - WARNING - log_σ² has NO gradient! 2025-07-19 04:55:42,380 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 04:56:02,986 - WARNING - log_σ² has NO gradient! 2025-07-19 04:56:03,009 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 04:56:22,910 - WARNING - log_σ² has NO gradient! 2025-07-19 04:56:22,935 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 04:56:42,573 - WARNING - log_σ² has NO gradient! 2025-07-19 04:56:42,603 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 04:57:02,703 - WARNING - log_σ² has NO gradient! 2025-07-19 04:57:02,728 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 04:57:22,682 - WARNING - log_σ² has NO gradient! 2025-07-19 04:57:22,708 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 04:57:32,073 - WARNING - log_σ² has NO gradient! 2025-07-19 04:57:32,097 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 04:57:32,323 - INFO - Epoch 21: Total optimizer steps: 49 2025-07-19 05:00:26,048 - INFO - Validation metrics: 2025-07-19 05:00:26,048 - INFO - Loss: 0.1017 2025-07-19 05:00:26,048 - INFO - BCE Loss: 0.0000 2025-07-19 05:00:26,048 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 05:00:26,048 - INFO - Average similarity: 0.7512 2025-07-19 05:00:26,048 - INFO - Median similarity: 0.7721 2025-07-19 05:00:26,048 - INFO - Clean sample similarity: 0.7512 2025-07-19 05:00:26,048 - INFO - Corrupted sample similarity: 0.3829 2025-07-19 05:00:26,048 - INFO - Similarity gap (clean - corrupt): 0.3682 2025-07-19 05:00:26,241 - INFO - Epoch 21/30 - Train Loss: 0.1305, Val Loss: 0.1017, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7512, Corrupt Sim: 0.3829, Gap: 0.3682, Time: 1168.14s 2025-07-19 05:00:26,241 - INFO - New best similarity gap: 0.3682 2025-07-19 05:00:59,162 - WARNING - log_σ² has NO gradient! 2025-07-19 05:00:59,187 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 05:01:19,786 - WARNING - log_σ² has NO gradient! 2025-07-19 05:01:19,811 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 05:01:40,254 - WARNING - log_σ² has NO gradient! 2025-07-19 05:01:40,278 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 05:02:01,041 - WARNING - log_σ² has NO gradient! 2025-07-19 05:02:01,066 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 05:02:21,162 - WARNING - log_σ² has NO gradient! 2025-07-19 05:02:21,188 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 05:02:42,042 - WARNING - log_σ² has NO gradient! 2025-07-19 05:02:42,068 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 05:03:02,347 - WARNING - log_σ² has NO gradient! 2025-07-19 05:03:02,371 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 05:03:23,444 - WARNING - log_σ² has NO gradient! 2025-07-19 05:03:23,472 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 05:03:43,746 - WARNING - log_σ² has NO gradient! 2025-07-19 05:03:43,769 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 05:04:04,647 - WARNING - log_σ² has NO gradient! 2025-07-19 05:04:04,677 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 05:04:26,082 - WARNING - log_σ² has NO gradient! 2025-07-19 05:04:26,107 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 05:04:47,155 - WARNING - log_σ² has NO gradient! 2025-07-19 05:04:47,180 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 05:05:07,489 - WARNING - log_σ² has NO gradient! 2025-07-19 05:05:07,516 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 05:05:27,815 - WARNING - log_σ² has NO gradient! 2025-07-19 05:05:27,839 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 05:05:48,097 - WARNING - log_σ² has NO gradient! 2025-07-19 05:05:48,123 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 05:06:09,044 - WARNING - log_σ² has NO gradient! 2025-07-19 05:06:09,068 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 05:06:29,331 - WARNING - log_σ² has NO gradient! 2025-07-19 05:06:29,359 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 05:06:50,448 - WARNING - log_σ² has NO gradient! 2025-07-19 05:06:50,474 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 05:07:12,433 - WARNING - log_σ² has NO gradient! 2025-07-19 05:07:12,460 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 05:07:33,459 - WARNING - log_σ² has NO gradient! 2025-07-19 05:07:33,486 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 05:07:53,018 - WARNING - log_σ² has NO gradient! 2025-07-19 05:07:53,042 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 05:08:13,157 - WARNING - log_σ² has NO gradient! 2025-07-19 05:08:13,182 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 05:08:33,877 - WARNING - log_σ² has NO gradient! 2025-07-19 05:08:33,903 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 05:08:53,634 - WARNING - log_σ² has NO gradient! 2025-07-19 05:08:53,662 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 05:09:14,508 - WARNING - log_σ² has NO gradient! 2025-07-19 05:09:14,538 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 05:09:35,494 - WARNING - log_σ² has NO gradient! 2025-07-19 05:09:35,519 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 05:09:56,932 - WARNING - log_σ² has NO gradient! 2025-07-19 05:09:56,957 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 05:10:19,257 - WARNING - log_σ² has NO gradient! 2025-07-19 05:10:19,283 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 05:10:39,390 - WARNING - log_σ² has NO gradient! 2025-07-19 05:10:39,416 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 05:10:59,718 - WARNING - log_σ² has NO gradient! 2025-07-19 05:10:59,743 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 05:11:19,517 - WARNING - log_σ² has NO gradient! 2025-07-19 05:11:19,547 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 05:11:39,484 - WARNING - log_σ² has NO gradient! 2025-07-19 05:11:39,509 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 05:12:00,132 - WARNING - log_σ² has NO gradient! 2025-07-19 05:12:00,162 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 05:12:21,614 - WARNING - log_σ² has NO gradient! 2025-07-19 05:12:21,639 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 05:12:41,250 - WARNING - log_σ² has NO gradient! 2025-07-19 05:12:41,278 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 05:13:01,519 - WARNING - log_σ² has NO gradient! 2025-07-19 05:13:01,545 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 05:13:21,848 - WARNING - log_σ² has NO gradient! 2025-07-19 05:13:21,873 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 05:13:43,072 - WARNING - log_σ² has NO gradient! 2025-07-19 05:13:43,099 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 05:14:03,752 - WARNING - log_σ² has NO gradient! 2025-07-19 05:14:03,781 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 05:14:24,365 - WARNING - log_σ² has NO gradient! 2025-07-19 05:14:24,391 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 05:14:44,689 - WARNING - log_σ² has NO gradient! 2025-07-19 05:14:44,714 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 05:15:05,170 - WARNING - log_σ² has NO gradient! 2025-07-19 05:15:05,198 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 05:15:26,313 - WARNING - log_σ² has NO gradient! 2025-07-19 05:15:26,339 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 05:15:46,282 - WARNING - log_σ² has NO gradient! 2025-07-19 05:15:46,307 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 05:16:06,599 - WARNING - log_σ² has NO gradient! 2025-07-19 05:16:06,627 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 05:16:27,437 - WARNING - log_σ² has NO gradient! 2025-07-19 05:16:27,462 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 05:16:48,155 - WARNING - log_σ² has NO gradient! 2025-07-19 05:16:48,183 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 05:17:08,786 - WARNING - log_σ² has NO gradient! 2025-07-19 05:17:08,813 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 05:17:18,862 - WARNING - log_σ² has NO gradient! 2025-07-19 05:17:18,890 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 05:17:19,152 - INFO - Epoch 22: Total optimizer steps: 49 2025-07-19 05:20:14,165 - INFO - Validation metrics: 2025-07-19 05:20:14,165 - INFO - Loss: 0.1022 2025-07-19 05:20:14,165 - INFO - BCE Loss: 0.0000 2025-07-19 05:20:14,165 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 05:20:14,165 - INFO - Average similarity: 0.7422 2025-07-19 05:20:14,165 - INFO - Median similarity: 0.7537 2025-07-19 05:20:14,165 - INFO - Clean sample similarity: 0.7422 2025-07-19 05:20:14,165 - INFO - Corrupted sample similarity: 0.3992 2025-07-19 05:20:14,165 - INFO - Similarity gap (clean - corrupt): 0.3430 2025-07-19 05:20:14,352 - INFO - Epoch 22/30 - Train Loss: 0.1310, Val Loss: 0.1022, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7422, Corrupt Sim: 0.3992, Gap: 0.3430, Time: 1185.45s 2025-07-19 05:22:55,631 - INFO - Epoch 22 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 05:23:25,955 - WARNING - log_σ² has NO gradient! 2025-07-19 05:23:25,981 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 05:23:45,730 - WARNING - log_σ² has NO gradient! 2025-07-19 05:23:45,755 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 05:24:05,952 - WARNING - log_σ² has NO gradient! 2025-07-19 05:24:05,978 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 05:24:25,130 - WARNING - log_σ² has NO gradient! 2025-07-19 05:24:25,153 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 05:24:46,162 - WARNING - log_σ² has NO gradient! 2025-07-19 05:24:46,188 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 05:25:05,387 - WARNING - log_σ² has NO gradient! 2025-07-19 05:25:05,411 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 05:25:25,806 - WARNING - log_σ² has NO gradient! 2025-07-19 05:25:25,832 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 05:25:45,516 - WARNING - log_σ² has NO gradient! 2025-07-19 05:25:45,544 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 05:26:06,066 - WARNING - log_σ² has NO gradient! 2025-07-19 05:26:06,092 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 05:26:25,314 - WARNING - log_σ² has NO gradient! 2025-07-19 05:26:25,340 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 05:26:44,634 - WARNING - log_σ² has NO gradient! 2025-07-19 05:26:44,661 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 05:27:05,217 - WARNING - log_σ² has NO gradient! 2025-07-19 05:27:05,245 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 05:27:26,209 - WARNING - log_σ² has NO gradient! 2025-07-19 05:27:26,236 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 05:27:45,800 - WARNING - log_σ² has NO gradient! 2025-07-19 05:27:45,826 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 05:28:06,203 - WARNING - log_σ² has NO gradient! 2025-07-19 05:28:06,228 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 05:28:26,439 - WARNING - log_σ² has NO gradient! 2025-07-19 05:28:26,466 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 05:28:47,279 - WARNING - log_σ² has NO gradient! 2025-07-19 05:28:47,304 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 05:29:07,231 - WARNING - log_σ² has NO gradient! 2025-07-19 05:29:07,258 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 05:29:28,383 - WARNING - log_σ² has NO gradient! 2025-07-19 05:29:28,411 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 05:29:49,899 - WARNING - log_σ² has NO gradient! 2025-07-19 05:29:49,923 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 05:30:09,860 - WARNING - log_σ² has NO gradient! 2025-07-19 05:30:09,886 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 05:30:30,620 - WARNING - log_σ² has NO gradient! 2025-07-19 05:30:30,645 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 05:30:51,432 - WARNING - log_σ² has NO gradient! 2025-07-19 05:30:51,457 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 05:31:11,682 - WARNING - log_σ² has NO gradient! 2025-07-19 05:31:11,705 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 05:31:31,850 - WARNING - log_σ² has NO gradient! 2025-07-19 05:31:31,874 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 05:31:52,840 - WARNING - log_σ² has NO gradient! 2025-07-19 05:31:52,866 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 05:32:13,490 - WARNING - log_σ² has NO gradient! 2025-07-19 05:32:13,514 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 05:32:32,705 - WARNING - log_σ² has NO gradient! 2025-07-19 05:32:32,729 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 05:32:52,091 - WARNING - log_σ² has NO gradient! 2025-07-19 05:32:52,117 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 05:33:12,643 - WARNING - log_σ² has NO gradient! 2025-07-19 05:33:12,671 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 05:33:34,137 - WARNING - log_σ² has NO gradient! 2025-07-19 05:33:34,164 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 05:33:54,519 - WARNING - log_σ² has NO gradient! 2025-07-19 05:33:54,544 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 05:34:15,992 - WARNING - log_σ² has NO gradient! 2025-07-19 05:34:16,018 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 05:34:36,345 - WARNING - log_σ² has NO gradient! 2025-07-19 05:34:36,372 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 05:34:56,164 - WARNING - log_σ² has NO gradient! 2025-07-19 05:34:56,192 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 05:35:15,347 - WARNING - log_σ² has NO gradient! 2025-07-19 05:35:15,372 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 05:35:35,417 - WARNING - log_σ² has NO gradient! 2025-07-19 05:35:35,442 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 05:35:55,850 - WARNING - log_σ² has NO gradient! 2025-07-19 05:35:55,875 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 05:36:15,207 - WARNING - log_σ² has NO gradient! 2025-07-19 05:36:15,230 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 05:36:35,423 - WARNING - log_σ² has NO gradient! 2025-07-19 05:36:35,448 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 05:36:57,358 - WARNING - log_σ² has NO gradient! 2025-07-19 05:36:57,385 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 05:37:18,463 - WARNING - log_σ² has NO gradient! 2025-07-19 05:37:18,488 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 05:37:38,109 - WARNING - log_σ² has NO gradient! 2025-07-19 05:37:38,134 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 05:37:58,410 - WARNING - log_σ² has NO gradient! 2025-07-19 05:37:58,435 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 05:38:18,573 - WARNING - log_σ² has NO gradient! 2025-07-19 05:38:18,603 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 05:38:39,286 - WARNING - log_σ² has NO gradient! 2025-07-19 05:38:39,312 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 05:38:59,051 - WARNING - log_σ² has NO gradient! 2025-07-19 05:38:59,076 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 05:39:19,617 - WARNING - log_σ² has NO gradient! 2025-07-19 05:39:19,644 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 05:39:29,239 - WARNING - log_σ² has NO gradient! 2025-07-19 05:39:29,263 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 05:39:29,547 - INFO - Epoch 23: Total optimizer steps: 49 2025-07-19 05:42:24,435 - INFO - Validation metrics: 2025-07-19 05:42:24,435 - INFO - Loss: 0.0953 2025-07-19 05:42:24,436 - INFO - BCE Loss: 0.0000 2025-07-19 05:42:24,436 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 05:42:24,436 - INFO - Average similarity: 0.7509 2025-07-19 05:42:24,436 - INFO - Median similarity: 0.7773 2025-07-19 05:42:24,436 - INFO - Clean sample similarity: 0.7509 2025-07-19 05:42:24,436 - INFO - Corrupted sample similarity: 0.3682 2025-07-19 05:42:24,436 - INFO - Similarity gap (clean - corrupt): 0.3827 2025-07-19 05:42:24,628 - INFO - Epoch 23/30 - Train Loss: 0.1247, Val Loss: 0.0953, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7509, Corrupt Sim: 0.3682, Gap: 0.3827, Time: 1169.00s 2025-07-19 05:42:24,629 - INFO - New best validation loss: 0.0953 2025-07-19 05:42:27,362 - INFO - New best similarity gap: 0.3827 2025-07-19 05:43:00,987 - WARNING - log_σ² has NO gradient! 2025-07-19 05:43:01,010 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 05:43:21,339 - WARNING - log_σ² has NO gradient! 2025-07-19 05:43:21,365 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 05:43:41,885 - WARNING - log_σ² has NO gradient! 2025-07-19 05:43:41,916 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 05:44:02,504 - WARNING - log_σ² has NO gradient! 2025-07-19 05:44:02,532 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 05:44:22,808 - WARNING - log_σ² has NO gradient! 2025-07-19 05:44:22,833 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 05:44:43,078 - WARNING - log_σ² has NO gradient! 2025-07-19 05:44:43,106 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 05:45:03,664 - WARNING - log_σ² has NO gradient! 2025-07-19 05:45:03,688 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 05:45:23,248 - WARNING - log_σ² has NO gradient! 2025-07-19 05:45:23,274 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 05:45:42,904 - WARNING - log_σ² has NO gradient! 2025-07-19 05:45:42,929 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 05:46:03,513 - WARNING - log_σ² has NO gradient! 2025-07-19 05:46:03,539 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 05:46:24,143 - WARNING - log_σ² has NO gradient! 2025-07-19 05:46:24,170 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 05:46:44,528 - WARNING - log_σ² has NO gradient! 2025-07-19 05:46:44,554 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 05:47:05,926 - WARNING - log_σ² has NO gradient! 2025-07-19 05:47:05,951 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 05:47:25,559 - WARNING - log_σ² has NO gradient! 2025-07-19 05:47:25,584 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 05:47:45,470 - WARNING - log_σ² has NO gradient! 2025-07-19 05:47:45,494 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 05:48:05,499 - WARNING - log_σ² has NO gradient! 2025-07-19 05:48:05,524 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 05:48:26,435 - WARNING - log_σ² has NO gradient! 2025-07-19 05:48:26,460 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 05:48:46,649 - WARNING - log_σ² has NO gradient! 2025-07-19 05:48:46,676 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 05:49:06,211 - WARNING - log_σ² has NO gradient! 2025-07-19 05:49:06,238 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 05:49:26,706 - WARNING - log_σ² has NO gradient! 2025-07-19 05:49:26,733 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 05:49:47,637 - WARNING - log_σ² has NO gradient! 2025-07-19 05:49:47,665 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 05:50:08,459 - WARNING - log_σ² has NO gradient! 2025-07-19 05:50:08,486 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 05:50:27,736 - WARNING - log_σ² has NO gradient! 2025-07-19 05:50:27,762 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 05:50:48,132 - WARNING - log_σ² has NO gradient! 2025-07-19 05:50:48,155 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 05:51:07,329 - WARNING - log_σ² has NO gradient! 2025-07-19 05:51:07,354 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 05:51:28,153 - WARNING - log_σ² has NO gradient! 2025-07-19 05:51:28,181 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 05:51:47,872 - WARNING - log_σ² has NO gradient! 2025-07-19 05:51:47,899 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 05:52:08,234 - WARNING - log_σ² has NO gradient! 2025-07-19 05:52:08,259 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 05:52:28,032 - WARNING - log_σ² has NO gradient! 2025-07-19 05:52:28,057 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 05:52:48,837 - WARNING - log_σ² has NO gradient! 2025-07-19 05:52:48,863 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 05:53:10,093 - WARNING - log_σ² has NO gradient! 2025-07-19 05:53:10,118 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 05:53:31,100 - WARNING - log_σ² has NO gradient! 2025-07-19 05:53:31,127 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 05:53:52,448 - WARNING - log_σ² has NO gradient! 2025-07-19 05:53:52,474 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 05:54:12,568 - WARNING - log_σ² has NO gradient! 2025-07-19 05:54:12,594 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 05:54:33,592 - WARNING - log_σ² has NO gradient! 2025-07-19 05:54:33,617 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 05:54:53,810 - WARNING - log_σ² has NO gradient! 2025-07-19 05:54:53,836 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 05:55:14,206 - WARNING - log_σ² has NO gradient! 2025-07-19 05:55:14,235 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 05:55:34,731 - WARNING - log_σ² has NO gradient! 2025-07-19 05:55:34,755 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 05:55:55,957 - WARNING - log_σ² has NO gradient! 2025-07-19 05:55:55,981 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 05:56:16,586 - WARNING - log_σ² has NO gradient! 2025-07-19 05:56:16,612 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 05:56:37,052 - WARNING - log_σ² has NO gradient! 2025-07-19 05:56:37,077 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 05:56:57,738 - WARNING - log_σ² has NO gradient! 2025-07-19 05:56:57,762 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 05:57:18,852 - WARNING - log_σ² has NO gradient! 2025-07-19 05:57:18,879 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 05:57:38,900 - WARNING - log_σ² has NO gradient! 2025-07-19 05:57:38,925 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 05:57:59,720 - WARNING - log_σ² has NO gradient! 2025-07-19 05:57:59,747 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 05:58:19,955 - WARNING - log_σ² has NO gradient! 2025-07-19 05:58:19,979 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 05:58:39,653 - WARNING - log_σ² has NO gradient! 2025-07-19 05:58:39,679 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 05:59:00,306 - WARNING - log_σ² has NO gradient! 2025-07-19 05:59:00,332 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 05:59:09,035 - WARNING - log_σ² has NO gradient! 2025-07-19 05:59:09,059 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 05:59:09,343 - INFO - Epoch 24: Total optimizer steps: 49 2025-07-19 06:02:05,744 - INFO - Validation metrics: 2025-07-19 06:02:05,744 - INFO - Loss: 0.0949 2025-07-19 06:02:05,744 - INFO - BCE Loss: 0.0000 2025-07-19 06:02:05,744 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 06:02:05,745 - INFO - Average similarity: 0.7516 2025-07-19 06:02:05,745 - INFO - Median similarity: 0.7778 2025-07-19 06:02:05,745 - INFO - Clean sample similarity: 0.7516 2025-07-19 06:02:05,745 - INFO - Corrupted sample similarity: 0.3610 2025-07-19 06:02:05,745 - INFO - Similarity gap (clean - corrupt): 0.3906 2025-07-19 06:02:05,928 - INFO - Epoch 24/30 - Train Loss: 0.1235, Val Loss: 0.0949, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7516, Corrupt Sim: 0.3610, Gap: 0.3906, Time: 1175.13s 2025-07-19 06:02:05,928 - INFO - New best validation loss: 0.0949 2025-07-19 06:02:08,602 - INFO - New best similarity gap: 0.3906 2025-07-19 06:04:51,988 - INFO - Epoch 24 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 06:05:22,616 - WARNING - log_σ² has NO gradient! 2025-07-19 06:05:22,642 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 06:05:43,884 - WARNING - log_σ² has NO gradient! 2025-07-19 06:05:43,908 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 06:06:03,889 - WARNING - log_σ² has NO gradient! 2025-07-19 06:06:03,914 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 06:06:23,400 - WARNING - log_σ² has NO gradient! 2025-07-19 06:06:23,428 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 06:06:44,211 - WARNING - log_σ² has NO gradient! 2025-07-19 06:06:44,239 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 06:07:04,624 - WARNING - log_σ² has NO gradient! 2025-07-19 06:07:04,651 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 06:07:24,797 - WARNING - log_σ² has NO gradient! 2025-07-19 06:07:24,825 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 06:07:45,820 - WARNING - log_σ² has NO gradient! 2025-07-19 06:07:45,846 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 06:08:06,676 - WARNING - log_σ² has NO gradient! 2025-07-19 06:08:06,700 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 06:08:26,766 - WARNING - log_σ² has NO gradient! 2025-07-19 06:08:26,790 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 06:08:45,705 - WARNING - log_σ² has NO gradient! 2025-07-19 06:08:45,731 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 06:09:05,803 - WARNING - log_σ² has NO gradient! 2025-07-19 06:09:05,830 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 06:09:25,368 - WARNING - log_σ² has NO gradient! 2025-07-19 06:09:25,393 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 06:09:46,934 - WARNING - log_σ² has NO gradient! 2025-07-19 06:09:46,961 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 06:10:07,588 - WARNING - log_σ² has NO gradient! 2025-07-19 06:10:07,614 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 06:10:27,369 - WARNING - log_σ² has NO gradient! 2025-07-19 06:10:27,395 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 06:10:47,181 - WARNING - log_σ² has NO gradient! 2025-07-19 06:10:47,208 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 06:11:07,043 - WARNING - log_σ² has NO gradient! 2025-07-19 06:11:07,067 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 06:11:26,758 - WARNING - log_σ² has NO gradient! 2025-07-19 06:11:26,781 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 06:11:47,693 - WARNING - log_σ² has NO gradient! 2025-07-19 06:11:47,720 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 06:12:07,629 - WARNING - log_σ² has NO gradient! 2025-07-19 06:12:07,655 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 06:12:28,393 - WARNING - log_σ² has NO gradient! 2025-07-19 06:12:28,417 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 06:12:48,242 - WARNING - log_σ² has NO gradient! 2025-07-19 06:12:48,266 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 06:13:09,806 - WARNING - log_σ² has NO gradient! 2025-07-19 06:13:09,833 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 06:13:30,494 - WARNING - log_σ² has NO gradient! 2025-07-19 06:13:30,521 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 06:13:51,072 - WARNING - log_σ² has NO gradient! 2025-07-19 06:13:51,097 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 06:14:11,260 - WARNING - log_σ² has NO gradient! 2025-07-19 06:14:11,285 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 06:14:31,361 - WARNING - log_σ² has NO gradient! 2025-07-19 06:14:31,385 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 06:14:50,808 - WARNING - log_σ² has NO gradient! 2025-07-19 06:14:50,833 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 06:15:11,159 - WARNING - log_σ² has NO gradient! 2025-07-19 06:15:11,187 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 06:15:31,226 - WARNING - log_σ² has NO gradient! 2025-07-19 06:15:31,253 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 06:15:51,424 - WARNING - log_σ² has NO gradient! 2025-07-19 06:15:51,450 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 06:16:12,588 - WARNING - log_σ² has NO gradient! 2025-07-19 06:16:12,614 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 06:16:32,760 - WARNING - log_σ² has NO gradient! 2025-07-19 06:16:32,791 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 06:16:53,495 - WARNING - log_σ² has NO gradient! 2025-07-19 06:16:53,521 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 06:17:14,694 - WARNING - log_σ² has NO gradient! 2025-07-19 06:17:14,720 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 06:17:34,339 - WARNING - log_σ² has NO gradient! 2025-07-19 06:17:34,362 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 06:17:55,008 - WARNING - log_σ² has NO gradient! 2025-07-19 06:17:55,035 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 06:18:14,392 - WARNING - log_σ² has NO gradient! 2025-07-19 06:18:14,417 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 06:18:34,889 - WARNING - log_σ² has NO gradient! 2025-07-19 06:18:34,915 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 06:18:55,288 - WARNING - log_σ² has NO gradient! 2025-07-19 06:18:55,312 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 06:19:15,879 - WARNING - log_σ² has NO gradient! 2025-07-19 06:19:15,906 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 06:19:36,713 - WARNING - log_σ² has NO gradient! 2025-07-19 06:19:36,738 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 06:19:56,973 - WARNING - log_σ² has NO gradient! 2025-07-19 06:19:56,998 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 06:20:17,309 - WARNING - log_σ² has NO gradient! 2025-07-19 06:20:17,334 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 06:20:38,960 - WARNING - log_σ² has NO gradient! 2025-07-19 06:20:38,986 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 06:20:59,268 - WARNING - log_σ² has NO gradient! 2025-07-19 06:20:59,294 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 06:21:19,525 - WARNING - log_σ² has NO gradient! 2025-07-19 06:21:19,551 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 06:21:29,432 - WARNING - log_σ² has NO gradient! 2025-07-19 06:21:29,457 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 06:21:29,753 - INFO - Epoch 25: Total optimizer steps: 49 2025-07-19 06:24:25,336 - INFO - Validation metrics: 2025-07-19 06:24:25,336 - INFO - Loss: 0.0935 2025-07-19 06:24:25,336 - INFO - BCE Loss: 0.0000 2025-07-19 06:24:25,336 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 06:24:25,336 - INFO - Average similarity: 0.7339 2025-07-19 06:24:25,336 - INFO - Median similarity: 0.7524 2025-07-19 06:24:25,336 - INFO - Clean sample similarity: 0.7339 2025-07-19 06:24:25,336 - INFO - Corrupted sample similarity: 0.3681 2025-07-19 06:24:25,336 - INFO - Similarity gap (clean - corrupt): 0.3658 2025-07-19 06:24:25,542 - INFO - Epoch 25/30 - Train Loss: 0.1236, Val Loss: 0.0935, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7339, Corrupt Sim: 0.3681, Gap: 0.3658, Time: 1173.55s 2025-07-19 06:24:25,542 - INFO - New best validation loss: 0.0935 2025-07-19 06:24:58,747 - WARNING - log_σ² has NO gradient! 2025-07-19 06:24:58,771 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 06:25:20,667 - WARNING - log_σ² has NO gradient! 2025-07-19 06:25:20,696 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 06:25:41,260 - WARNING - log_σ² has NO gradient! 2025-07-19 06:25:41,284 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 06:26:00,516 - WARNING - log_σ² has NO gradient! 2025-07-19 06:26:00,540 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 06:26:20,758 - WARNING - log_σ² has NO gradient! 2025-07-19 06:26:20,784 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 06:26:41,282 - WARNING - log_σ² has NO gradient! 2025-07-19 06:26:41,306 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 06:27:01,100 - WARNING - log_σ² has NO gradient! 2025-07-19 06:27:01,128 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 06:27:21,708 - WARNING - log_σ² has NO gradient! 2025-07-19 06:27:21,736 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 06:27:41,641 - WARNING - log_σ² has NO gradient! 2025-07-19 06:27:41,665 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 06:28:01,995 - WARNING - log_σ² has NO gradient! 2025-07-19 06:28:02,019 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 06:28:22,517 - WARNING - log_σ² has NO gradient! 2025-07-19 06:28:22,544 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 06:28:43,516 - WARNING - log_σ² has NO gradient! 2025-07-19 06:28:43,544 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 06:29:04,491 - WARNING - log_σ² has NO gradient! 2025-07-19 06:29:04,519 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 06:29:26,137 - WARNING - log_σ² has NO gradient! 2025-07-19 06:29:26,162 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 06:29:46,705 - WARNING - log_σ² has NO gradient! 2025-07-19 06:29:46,733 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 06:30:06,178 - WARNING - log_σ² has NO gradient! 2025-07-19 06:30:06,204 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 06:30:26,490 - WARNING - log_σ² has NO gradient! 2025-07-19 06:30:26,517 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 06:30:46,592 - WARNING - log_σ² has NO gradient! 2025-07-19 06:30:46,618 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 06:31:06,933 - WARNING - log_σ² has NO gradient! 2025-07-19 06:31:06,959 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 06:31:27,451 - WARNING - log_σ² has NO gradient! 2025-07-19 06:31:27,475 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 06:31:47,289 - WARNING - log_σ² has NO gradient! 2025-07-19 06:31:47,317 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 06:32:07,811 - WARNING - log_σ² has NO gradient! 2025-07-19 06:32:07,837 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 06:32:28,286 - WARNING - log_σ² has NO gradient! 2025-07-19 06:32:28,312 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 06:32:48,622 - WARNING - log_σ² has NO gradient! 2025-07-19 06:32:48,648 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 06:33:09,223 - WARNING - log_σ² has NO gradient! 2025-07-19 06:33:09,250 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 06:33:29,580 - WARNING - log_σ² has NO gradient! 2025-07-19 06:33:29,606 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 06:33:49,856 - WARNING - log_σ² has NO gradient! 2025-07-19 06:33:49,882 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 06:34:10,226 - WARNING - log_σ² has NO gradient! 2025-07-19 06:34:10,251 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 06:34:31,333 - WARNING - log_σ² has NO gradient! 2025-07-19 06:34:31,359 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 06:34:52,359 - WARNING - log_σ² has NO gradient! 2025-07-19 06:34:52,385 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 06:35:12,953 - WARNING - log_σ² has NO gradient! 2025-07-19 06:35:12,977 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 06:35:33,153 - WARNING - log_σ² has NO gradient! 2025-07-19 06:35:33,178 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 06:35:53,732 - WARNING - log_σ² has NO gradient! 2025-07-19 06:35:53,757 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 06:36:14,711 - WARNING - log_σ² has NO gradient! 2025-07-19 06:36:14,736 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 06:36:33,664 - WARNING - log_σ² has NO gradient! 2025-07-19 06:36:33,687 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 06:36:54,392 - WARNING - log_σ² has NO gradient! 2025-07-19 06:36:54,420 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 06:37:14,177 - WARNING - log_σ² has NO gradient! 2025-07-19 06:37:14,200 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 06:37:33,819 - WARNING - log_σ² has NO gradient! 2025-07-19 06:37:33,847 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 06:37:54,418 - WARNING - log_σ² has NO gradient! 2025-07-19 06:37:54,446 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 06:38:15,722 - WARNING - log_σ² has NO gradient! 2025-07-19 06:38:15,745 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 06:38:37,607 - WARNING - log_σ² has NO gradient! 2025-07-19 06:38:37,633 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 06:38:58,218 - WARNING - log_σ² has NO gradient! 2025-07-19 06:38:58,245 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 06:39:17,697 - WARNING - log_σ² has NO gradient! 2025-07-19 06:39:17,721 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 06:39:37,440 - WARNING - log_σ² has NO gradient! 2025-07-19 06:39:37,466 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 06:39:58,978 - WARNING - log_σ² has NO gradient! 2025-07-19 06:39:59,004 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 06:40:19,732 - WARNING - log_σ² has NO gradient! 2025-07-19 06:40:19,756 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 06:40:39,472 - WARNING - log_σ² has NO gradient! 2025-07-19 06:40:39,497 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 06:40:59,242 - WARNING - log_σ² has NO gradient! 2025-07-19 06:40:59,268 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 06:41:09,443 - WARNING - log_σ² has NO gradient! 2025-07-19 06:41:09,471 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 06:41:09,740 - INFO - Epoch 26: Total optimizer steps: 49 2025-07-19 06:44:05,155 - INFO - Validation metrics: 2025-07-19 06:44:05,155 - INFO - Loss: 0.0913 2025-07-19 06:44:05,155 - INFO - BCE Loss: 0.0000 2025-07-19 06:44:05,155 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 06:44:05,155 - INFO - Average similarity: 0.7696 2025-07-19 06:44:05,155 - INFO - Median similarity: 0.7895 2025-07-19 06:44:05,155 - INFO - Clean sample similarity: 0.7696 2025-07-19 06:44:05,155 - INFO - Corrupted sample similarity: 0.3922 2025-07-19 06:44:05,155 - INFO - Similarity gap (clean - corrupt): 0.3774 2025-07-19 06:44:05,332 - INFO - Epoch 26/30 - Train Loss: 0.1231, Val Loss: 0.0913, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7696, Corrupt Sim: 0.3922, Gap: 0.3774, Time: 1177.14s 2025-07-19 06:44:05,333 - INFO - New best validation loss: 0.0913 2025-07-19 06:46:47,975 - INFO - Epoch 26 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 06:47:18,570 - WARNING - log_σ² has NO gradient! 2025-07-19 06:47:18,596 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 06:47:38,228 - WARNING - log_σ² has NO gradient! 2025-07-19 06:47:38,251 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 06:47:59,214 - WARNING - log_σ² has NO gradient! 2025-07-19 06:47:59,239 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 06:48:20,678 - WARNING - log_σ² has NO gradient! 2025-07-19 06:48:20,706 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 06:48:41,194 - WARNING - log_σ² has NO gradient! 2025-07-19 06:48:41,217 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 06:49:01,090 - WARNING - log_σ² has NO gradient! 2025-07-19 06:49:01,114 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 06:49:21,145 - WARNING - log_σ² has NO gradient! 2025-07-19 06:49:21,172 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 06:49:41,600 - WARNING - log_σ² has NO gradient! 2025-07-19 06:49:41,624 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 06:50:01,650 - WARNING - log_σ² has NO gradient! 2025-07-19 06:50:01,675 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 06:50:23,302 - WARNING - log_σ² has NO gradient! 2025-07-19 06:50:23,328 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 06:50:42,697 - WARNING - log_σ² has NO gradient! 2025-07-19 06:50:42,722 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 06:51:03,119 - WARNING - log_σ² has NO gradient! 2025-07-19 06:51:03,143 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 06:51:23,274 - WARNING - log_σ² has NO gradient! 2025-07-19 06:51:23,298 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 06:51:43,434 - WARNING - log_σ² has NO gradient! 2025-07-19 06:51:43,460 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 06:52:04,437 - WARNING - log_σ² has NO gradient! 2025-07-19 06:52:04,464 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 06:52:24,807 - WARNING - log_σ² has NO gradient! 2025-07-19 06:52:24,832 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 06:52:46,341 - WARNING - log_σ² has NO gradient! 2025-07-19 06:52:46,367 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 06:53:06,741 - WARNING - log_σ² has NO gradient! 2025-07-19 06:53:06,769 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 06:53:27,886 - WARNING - log_σ² has NO gradient! 2025-07-19 06:53:27,914 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 06:53:47,058 - WARNING - log_σ² has NO gradient! 2025-07-19 06:53:47,084 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 06:54:07,564 - WARNING - log_σ² has NO gradient! 2025-07-19 06:54:07,591 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 06:54:26,684 - WARNING - log_σ² has NO gradient! 2025-07-19 06:54:26,708 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 06:54:46,828 - WARNING - log_σ² has NO gradient! 2025-07-19 06:54:46,855 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 06:55:07,439 - WARNING - log_σ² has NO gradient! 2025-07-19 06:55:07,463 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 06:55:26,504 - WARNING - log_σ² has NO gradient! 2025-07-19 06:55:26,530 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 06:55:47,799 - WARNING - log_σ² has NO gradient! 2025-07-19 06:55:47,827 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 06:56:09,232 - WARNING - log_σ² has NO gradient! 2025-07-19 06:56:09,260 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 06:56:28,627 - WARNING - log_σ² has NO gradient! 2025-07-19 06:56:28,652 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 06:56:48,999 - WARNING - log_σ² has NO gradient! 2025-07-19 06:56:49,024 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 06:57:09,242 - WARNING - log_σ² has NO gradient! 2025-07-19 06:57:09,269 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 06:57:29,887 - WARNING - log_σ² has NO gradient! 2025-07-19 06:57:29,912 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 06:57:50,460 - WARNING - log_σ² has NO gradient! 2025-07-19 06:57:50,486 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 06:58:10,689 - WARNING - log_σ² has NO gradient! 2025-07-19 06:58:10,714 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 06:58:31,136 - WARNING - log_σ² has NO gradient! 2025-07-19 06:58:31,161 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 06:58:51,886 - WARNING - log_σ² has NO gradient! 2025-07-19 06:58:51,911 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 06:59:11,182 - WARNING - log_σ² has NO gradient! 2025-07-19 06:59:11,208 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 06:59:31,977 - WARNING - log_σ² has NO gradient! 2025-07-19 06:59:32,003 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 06:59:52,150 - WARNING - log_σ² has NO gradient! 2025-07-19 06:59:52,176 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 07:00:12,786 - WARNING - log_σ² has NO gradient! 2025-07-19 07:00:12,811 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 07:00:33,688 - WARNING - log_σ² has NO gradient! 2025-07-19 07:00:33,713 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 07:00:53,985 - WARNING - log_σ² has NO gradient! 2025-07-19 07:00:54,009 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 07:01:14,142 - WARNING - log_σ² has NO gradient! 2025-07-19 07:01:14,167 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 07:01:35,084 - WARNING - log_σ² has NO gradient! 2025-07-19 07:01:35,110 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 07:01:55,708 - WARNING - log_σ² has NO gradient! 2025-07-19 07:01:55,731 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 07:02:16,407 - WARNING - log_σ² has NO gradient! 2025-07-19 07:02:16,434 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 07:02:35,837 - WARNING - log_σ² has NO gradient! 2025-07-19 07:02:35,863 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 07:02:56,963 - WARNING - log_σ² has NO gradient! 2025-07-19 07:02:56,991 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 07:03:17,739 - WARNING - log_σ² has NO gradient! 2025-07-19 07:03:17,763 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 07:03:27,562 - WARNING - log_σ² has NO gradient! 2025-07-19 07:03:27,590 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 07:03:27,832 - INFO - Epoch 27: Total optimizer steps: 49 2025-07-19 07:06:22,954 - INFO - Validation metrics: 2025-07-19 07:06:22,954 - INFO - Loss: 0.0917 2025-07-19 07:06:22,954 - INFO - BCE Loss: 0.0000 2025-07-19 07:06:22,954 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 07:06:22,954 - INFO - Average similarity: 0.7581 2025-07-19 07:06:22,954 - INFO - Median similarity: 0.7750 2025-07-19 07:06:22,954 - INFO - Clean sample similarity: 0.7581 2025-07-19 07:06:22,954 - INFO - Corrupted sample similarity: 0.3915 2025-07-19 07:06:22,954 - INFO - Similarity gap (clean - corrupt): 0.3666 2025-07-19 07:06:23,159 - INFO - Epoch 27/30 - Train Loss: 0.1197, Val Loss: 0.0917, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7581, Corrupt Sim: 0.3915, Gap: 0.3666, Time: 1175.18s 2025-07-19 07:06:54,886 - WARNING - log_σ² has NO gradient! 2025-07-19 07:06:54,911 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 07:07:15,204 - WARNING - log_σ² has NO gradient! 2025-07-19 07:07:15,229 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 07:07:36,226 - WARNING - log_σ² has NO gradient! 2025-07-19 07:07:36,253 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 07:07:56,990 - WARNING - log_σ² has NO gradient! 2025-07-19 07:07:57,017 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 07:08:17,499 - WARNING - log_σ² has NO gradient! 2025-07-19 07:08:17,524 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 07:08:37,974 - WARNING - log_σ² has NO gradient! 2025-07-19 07:08:38,000 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 07:08:58,398 - WARNING - log_σ² has NO gradient! 2025-07-19 07:08:58,423 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 07:09:19,338 - WARNING - log_σ² has NO gradient! 2025-07-19 07:09:19,362 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 07:09:39,730 - WARNING - log_σ² has NO gradient! 2025-07-19 07:09:39,756 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 07:10:01,117 - WARNING - log_σ² has NO gradient! 2025-07-19 07:10:01,142 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 07:10:21,442 - WARNING - log_σ² has NO gradient! 2025-07-19 07:10:21,468 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 07:10:41,978 - WARNING - log_σ² has NO gradient! 2025-07-19 07:10:42,004 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 07:11:02,310 - WARNING - log_σ² has NO gradient! 2025-07-19 07:11:02,335 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 07:11:23,289 - WARNING - log_σ² has NO gradient! 2025-07-19 07:11:23,313 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 07:11:44,905 - WARNING - log_σ² has NO gradient! 2025-07-19 07:11:44,929 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 07:12:04,867 - WARNING - log_σ² has NO gradient! 2025-07-19 07:12:04,894 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 07:12:24,265 - WARNING - log_σ² has NO gradient! 2025-07-19 07:12:24,288 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 07:12:43,951 - WARNING - log_σ² has NO gradient! 2025-07-19 07:12:43,976 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 07:13:04,776 - WARNING - log_σ² has NO gradient! 2025-07-19 07:13:04,801 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 07:13:24,461 - WARNING - log_σ² has NO gradient! 2025-07-19 07:13:24,485 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 07:13:44,616 - WARNING - log_σ² has NO gradient! 2025-07-19 07:13:44,641 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 07:14:05,027 - WARNING - log_σ² has NO gradient! 2025-07-19 07:14:05,052 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 07:14:25,181 - WARNING - log_σ² has NO gradient! 2025-07-19 07:14:25,207 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 07:14:45,326 - WARNING - log_σ² has NO gradient! 2025-07-19 07:14:45,351 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 07:15:05,966 - WARNING - log_σ² has NO gradient! 2025-07-19 07:15:05,995 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 07:15:26,571 - WARNING - log_σ² has NO gradient! 2025-07-19 07:15:26,595 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 07:15:47,694 - WARNING - log_σ² has NO gradient! 2025-07-19 07:15:47,718 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 07:16:08,546 - WARNING - log_σ² has NO gradient! 2025-07-19 07:16:08,571 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 07:16:29,400 - WARNING - log_σ² has NO gradient! 2025-07-19 07:16:29,426 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 07:16:50,881 - WARNING - log_σ² has NO gradient! 2025-07-19 07:16:50,907 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 07:17:11,542 - WARNING - log_σ² has NO gradient! 2025-07-19 07:17:11,566 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 07:17:31,033 - WARNING - log_σ² has NO gradient! 2025-07-19 07:17:31,057 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 07:17:50,902 - WARNING - log_σ² has NO gradient! 2025-07-19 07:17:50,928 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 07:18:12,460 - WARNING - log_σ² has NO gradient! 2025-07-19 07:18:12,483 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 07:18:30,857 - WARNING - log_σ² has NO gradient! 2025-07-19 07:18:30,881 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 07:18:51,248 - WARNING - log_σ² has NO gradient! 2025-07-19 07:18:51,274 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 07:19:11,193 - WARNING - log_σ² has NO gradient! 2025-07-19 07:19:11,218 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 07:19:30,316 - WARNING - log_σ² has NO gradient! 2025-07-19 07:19:30,341 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 07:19:50,260 - WARNING - log_σ² has NO gradient! 2025-07-19 07:19:50,283 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 07:20:10,886 - WARNING - log_σ² has NO gradient! 2025-07-19 07:20:10,911 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 07:20:31,042 - WARNING - log_σ² has NO gradient! 2025-07-19 07:20:31,066 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 07:20:51,624 - WARNING - log_σ² has NO gradient! 2025-07-19 07:20:51,648 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 07:21:12,355 - WARNING - log_σ² has NO gradient! 2025-07-19 07:21:12,383 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 07:21:33,777 - WARNING - log_σ² has NO gradient! 2025-07-19 07:21:33,803 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 07:21:53,597 - WARNING - log_σ² has NO gradient! 2025-07-19 07:21:53,623 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 07:22:14,472 - WARNING - log_σ² has NO gradient! 2025-07-19 07:22:14,500 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 07:22:34,906 - WARNING - log_σ² has NO gradient! 2025-07-19 07:22:34,930 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 07:22:55,154 - WARNING - log_σ² has NO gradient! 2025-07-19 07:22:55,181 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 07:23:04,993 - WARNING - log_σ² has NO gradient! 2025-07-19 07:23:05,020 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 07:23:05,280 - INFO - Epoch 28: Total optimizer steps: 49 2025-07-19 07:26:00,670 - INFO - Validation metrics: 2025-07-19 07:26:00,670 - INFO - Loss: 0.0877 2025-07-19 07:26:00,670 - INFO - BCE Loss: 0.0000 2025-07-19 07:26:00,670 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 07:26:00,670 - INFO - Average similarity: 0.7313 2025-07-19 07:26:00,670 - INFO - Median similarity: 0.7497 2025-07-19 07:26:00,670 - INFO - Clean sample similarity: 0.7313 2025-07-19 07:26:00,670 - INFO - Corrupted sample similarity: 0.3465 2025-07-19 07:26:00,670 - INFO - Similarity gap (clean - corrupt): 0.3847 2025-07-19 07:26:00,854 - INFO - Epoch 28/30 - Train Loss: 0.1168, Val Loss: 0.0877, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7313, Corrupt Sim: 0.3465, Gap: 0.3847, Time: 1177.69s 2025-07-19 07:26:00,854 - INFO - New best validation loss: 0.0877 2025-07-19 07:28:44,580 - INFO - Epoch 28 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 07:29:15,660 - WARNING - log_σ² has NO gradient! 2025-07-19 07:29:15,686 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 07:29:36,793 - WARNING - log_σ² has NO gradient! 2025-07-19 07:29:36,817 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 07:29:56,887 - WARNING - log_σ² has NO gradient! 2025-07-19 07:29:56,911 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 07:30:16,356 - WARNING - log_σ² has NO gradient! 2025-07-19 07:30:16,380 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 07:30:36,350 - WARNING - log_σ² has NO gradient! 2025-07-19 07:30:36,374 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 07:30:57,343 - WARNING - log_σ² has NO gradient! 2025-07-19 07:30:57,369 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 07:31:17,324 - WARNING - log_σ² has NO gradient! 2025-07-19 07:31:17,348 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 07:31:36,855 - WARNING - log_σ² has NO gradient! 2025-07-19 07:31:36,879 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 07:31:57,959 - WARNING - log_σ² has NO gradient! 2025-07-19 07:31:57,984 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 07:32:19,134 - WARNING - log_σ² has NO gradient! 2025-07-19 07:32:19,161 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 07:32:39,617 - WARNING - log_σ² has NO gradient! 2025-07-19 07:32:39,645 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 07:33:00,200 - WARNING - log_σ² has NO gradient! 2025-07-19 07:33:00,224 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 07:33:19,706 - WARNING - log_σ² has NO gradient! 2025-07-19 07:33:19,733 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 07:33:39,367 - WARNING - log_σ² has NO gradient! 2025-07-19 07:33:39,391 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 07:33:59,812 - WARNING - log_σ² has NO gradient! 2025-07-19 07:33:59,836 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 07:34:19,221 - WARNING - log_σ² has NO gradient! 2025-07-19 07:34:19,245 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 07:34:39,588 - WARNING - log_σ² has NO gradient! 2025-07-19 07:34:39,614 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 07:34:59,638 - WARNING - log_σ² has NO gradient! 2025-07-19 07:34:59,666 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 07:35:20,955 - WARNING - log_σ² has NO gradient! 2025-07-19 07:35:20,981 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 07:35:42,467 - WARNING - log_σ² has NO gradient! 2025-07-19 07:35:42,497 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 07:36:02,965 - WARNING - log_σ² has NO gradient! 2025-07-19 07:36:02,986 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 07:36:23,259 - WARNING - log_σ² has NO gradient! 2025-07-19 07:36:23,284 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 07:36:44,731 - WARNING - log_σ² has NO gradient! 2025-07-19 07:36:44,756 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 07:37:05,031 - WARNING - log_σ² has NO gradient! 2025-07-19 07:37:05,059 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 07:37:24,549 - WARNING - log_σ² has NO gradient! 2025-07-19 07:37:24,577 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 07:37:44,825 - WARNING - log_σ² has NO gradient! 2025-07-19 07:37:44,850 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 07:38:04,819 - WARNING - log_σ² has NO gradient! 2025-07-19 07:38:04,844 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 07:38:24,162 - WARNING - log_σ² has NO gradient! 2025-07-19 07:38:24,188 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 07:38:45,651 - WARNING - log_σ² has NO gradient! 2025-07-19 07:38:45,679 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 07:39:06,146 - WARNING - log_σ² has NO gradient! 2025-07-19 07:39:06,172 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 07:39:25,496 - WARNING - log_σ² has NO gradient! 2025-07-19 07:39:25,521 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 07:39:45,849 - WARNING - log_σ² has NO gradient! 2025-07-19 07:39:45,875 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 07:40:05,716 - WARNING - log_σ² has NO gradient! 2025-07-19 07:40:05,741 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 07:40:26,366 - WARNING - log_σ² has NO gradient! 2025-07-19 07:40:26,393 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 07:40:46,902 - WARNING - log_σ² has NO gradient! 2025-07-19 07:40:46,928 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 07:41:07,150 - WARNING - log_σ² has NO gradient! 2025-07-19 07:41:07,175 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 07:41:27,399 - WARNING - log_σ² has NO gradient! 2025-07-19 07:41:27,429 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 07:41:48,753 - WARNING - log_σ² has NO gradient! 2025-07-19 07:41:48,780 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 07:42:07,342 - WARNING - log_σ² has NO gradient! 2025-07-19 07:42:07,365 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 07:42:27,626 - WARNING - log_σ² has NO gradient! 2025-07-19 07:42:27,651 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 07:42:46,845 - WARNING - log_σ² has NO gradient! 2025-07-19 07:42:46,871 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 07:43:07,126 - WARNING - log_σ² has NO gradient! 2025-07-19 07:43:07,152 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 07:43:27,821 - WARNING - log_σ² has NO gradient! 2025-07-19 07:43:27,847 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 07:43:48,157 - WARNING - log_σ² has NO gradient! 2025-07-19 07:43:48,182 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 07:44:07,923 - WARNING - log_σ² has NO gradient! 2025-07-19 07:44:07,947 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 07:44:28,399 - WARNING - log_σ² has NO gradient! 2025-07-19 07:44:28,427 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 07:44:49,112 - WARNING - log_σ² has NO gradient! 2025-07-19 07:44:49,137 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 07:45:09,865 - WARNING - log_σ² has NO gradient! 2025-07-19 07:45:09,890 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 07:45:19,888 - WARNING - log_σ² has NO gradient! 2025-07-19 07:45:19,916 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 07:45:20,150 - INFO - Epoch 29: Total optimizer steps: 49 2025-07-19 07:48:14,645 - INFO - Validation metrics: 2025-07-19 07:48:14,645 - INFO - Loss: 0.0897 2025-07-19 07:48:14,645 - INFO - BCE Loss: 0.0000 2025-07-19 07:48:14,645 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 07:48:14,645 - INFO - Average similarity: 0.7431 2025-07-19 07:48:14,645 - INFO - Median similarity: 0.7654 2025-07-19 07:48:14,645 - INFO - Clean sample similarity: 0.7431 2025-07-19 07:48:14,645 - INFO - Corrupted sample similarity: 0.3528 2025-07-19 07:48:14,645 - INFO - Similarity gap (clean - corrupt): 0.3903 2025-07-19 07:48:14,819 - INFO - Epoch 29/30 - Train Loss: 0.1173, Val Loss: 0.0897, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7431, Corrupt Sim: 0.3528, Gap: 0.3903, Time: 1170.24s 2025-07-19 07:48:45,873 - WARNING - log_σ² has NO gradient! 2025-07-19 07:48:45,899 - INFO - Optimizer step 1: log_σ²=0.000000, weight=1.000000 2025-07-19 07:49:06,161 - WARNING - log_σ² has NO gradient! 2025-07-19 07:49:06,185 - INFO - Optimizer step 2: log_σ²=0.000000, weight=1.000000 2025-07-19 07:49:26,748 - WARNING - log_σ² has NO gradient! 2025-07-19 07:49:26,772 - INFO - Optimizer step 3: log_σ²=0.000000, weight=1.000000 2025-07-19 07:49:46,210 - WARNING - log_σ² has NO gradient! 2025-07-19 07:49:46,239 - INFO - Optimizer step 4: log_σ²=0.000000, weight=1.000000 2025-07-19 07:50:06,468 - WARNING - log_σ² has NO gradient! 2025-07-19 07:50:06,496 - INFO - Optimizer step 5: log_σ²=0.000000, weight=1.000000 2025-07-19 07:50:26,808 - WARNING - log_σ² has NO gradient! 2025-07-19 07:50:26,835 - INFO - Optimizer step 6: log_σ²=0.000000, weight=1.000000 2025-07-19 07:50:47,216 - WARNING - log_σ² has NO gradient! 2025-07-19 07:50:47,240 - INFO - Optimizer step 7: log_σ²=0.000000, weight=1.000000 2025-07-19 07:51:07,675 - WARNING - log_σ² has NO gradient! 2025-07-19 07:51:07,700 - INFO - Optimizer step 8: log_σ²=0.000000, weight=1.000000 2025-07-19 07:51:28,056 - WARNING - log_σ² has NO gradient! 2025-07-19 07:51:28,080 - INFO - Optimizer step 9: log_σ²=0.000000, weight=1.000000 2025-07-19 07:51:49,042 - WARNING - log_σ² has NO gradient! 2025-07-19 07:51:49,066 - INFO - Optimizer step 10: log_σ²=0.000000, weight=1.000000 2025-07-19 07:52:10,025 - WARNING - log_σ² has NO gradient! 2025-07-19 07:52:10,051 - INFO - Optimizer step 11: log_σ²=0.000000, weight=1.000000 2025-07-19 07:52:30,777 - WARNING - log_σ² has NO gradient! 2025-07-19 07:52:30,800 - INFO - Optimizer step 12: log_σ²=0.000000, weight=1.000000 2025-07-19 07:52:52,026 - WARNING - log_σ² has NO gradient! 2025-07-19 07:52:52,052 - INFO - Optimizer step 13: log_σ²=0.000000, weight=1.000000 2025-07-19 07:53:12,939 - WARNING - log_σ² has NO gradient! 2025-07-19 07:53:12,965 - INFO - Optimizer step 14: log_σ²=0.000000, weight=1.000000 2025-07-19 07:53:33,345 - WARNING - log_σ² has NO gradient! 2025-07-19 07:53:33,371 - INFO - Optimizer step 15: log_σ²=0.000000, weight=1.000000 2025-07-19 07:53:53,350 - WARNING - log_σ² has NO gradient! 2025-07-19 07:53:53,378 - INFO - Optimizer step 16: log_σ²=0.000000, weight=1.000000 2025-07-19 07:54:14,041 - WARNING - log_σ² has NO gradient! 2025-07-19 07:54:14,065 - INFO - Optimizer step 17: log_σ²=0.000000, weight=1.000000 2025-07-19 07:54:34,707 - WARNING - log_σ² has NO gradient! 2025-07-19 07:54:34,731 - INFO - Optimizer step 18: log_σ²=0.000000, weight=1.000000 2025-07-19 07:54:56,103 - WARNING - log_σ² has NO gradient! 2025-07-19 07:54:56,128 - INFO - Optimizer step 19: log_σ²=0.000000, weight=1.000000 2025-07-19 07:55:16,601 - WARNING - log_σ² has NO gradient! 2025-07-19 07:55:16,627 - INFO - Optimizer step 20: log_σ²=0.000000, weight=1.000000 2025-07-19 07:55:37,633 - WARNING - log_σ² has NO gradient! 2025-07-19 07:55:37,657 - INFO - Optimizer step 21: log_σ²=0.000000, weight=1.000000 2025-07-19 07:55:59,284 - WARNING - log_σ² has NO gradient! 2025-07-19 07:55:59,310 - INFO - Optimizer step 22: log_σ²=0.000000, weight=1.000000 2025-07-19 07:56:21,058 - WARNING - log_σ² has NO gradient! 2025-07-19 07:56:21,086 - INFO - Optimizer step 23: log_σ²=0.000000, weight=1.000000 2025-07-19 07:56:41,337 - WARNING - log_σ² has NO gradient! 2025-07-19 07:56:41,362 - INFO - Optimizer step 24: log_σ²=0.000000, weight=1.000000 2025-07-19 07:57:02,025 - WARNING - log_σ² has NO gradient! 2025-07-19 07:57:02,050 - INFO - Optimizer step 25: log_σ²=0.000000, weight=1.000000 2025-07-19 07:57:22,877 - WARNING - log_σ² has NO gradient! 2025-07-19 07:57:22,902 - INFO - Optimizer step 26: log_σ²=0.000000, weight=1.000000 2025-07-19 07:57:41,691 - WARNING - log_σ² has NO gradient! 2025-07-19 07:57:41,719 - INFO - Optimizer step 27: log_σ²=0.000000, weight=1.000000 2025-07-19 07:58:01,696 - WARNING - log_σ² has NO gradient! 2025-07-19 07:58:01,720 - INFO - Optimizer step 28: log_σ²=0.000000, weight=1.000000 2025-07-19 07:58:22,068 - WARNING - log_σ² has NO gradient! 2025-07-19 07:58:22,097 - INFO - Optimizer step 29: log_σ²=0.000000, weight=1.000000 2025-07-19 07:58:43,291 - WARNING - log_σ² has NO gradient! 2025-07-19 07:58:43,319 - INFO - Optimizer step 30: log_σ²=0.000000, weight=1.000000 2025-07-19 07:59:03,668 - WARNING - log_σ² has NO gradient! 2025-07-19 07:59:03,696 - INFO - Optimizer step 31: log_σ²=0.000000, weight=1.000000 2025-07-19 07:59:24,008 - WARNING - log_σ² has NO gradient! 2025-07-19 07:59:24,033 - INFO - Optimizer step 32: log_σ²=0.000000, weight=1.000000 2025-07-19 07:59:43,675 - WARNING - log_σ² has NO gradient! 2025-07-19 07:59:43,701 - INFO - Optimizer step 33: log_σ²=0.000000, weight=1.000000 2025-07-19 08:00:03,656 - WARNING - log_σ² has NO gradient! 2025-07-19 08:00:03,682 - INFO - Optimizer step 34: log_σ²=0.000000, weight=1.000000 2025-07-19 08:00:24,233 - WARNING - log_σ² has NO gradient! 2025-07-19 08:00:24,258 - INFO - Optimizer step 35: log_σ²=0.000000, weight=1.000000 2025-07-19 08:00:45,087 - WARNING - log_σ² has NO gradient! 2025-07-19 08:00:45,113 - INFO - Optimizer step 36: log_σ²=0.000000, weight=1.000000 2025-07-19 08:01:06,011 - WARNING - log_σ² has NO gradient! 2025-07-19 08:01:06,036 - INFO - Optimizer step 37: log_σ²=0.000000, weight=1.000000 2025-07-19 08:01:28,152 - WARNING - log_σ² has NO gradient! 2025-07-19 08:01:28,178 - INFO - Optimizer step 38: log_σ²=0.000000, weight=1.000000 2025-07-19 08:01:49,656 - WARNING - log_σ² has NO gradient! 2025-07-19 08:01:49,680 - INFO - Optimizer step 39: log_σ²=0.000000, weight=1.000000 2025-07-19 08:02:10,192 - WARNING - log_σ² has NO gradient! 2025-07-19 08:02:10,218 - INFO - Optimizer step 40: log_σ²=0.000000, weight=1.000000 2025-07-19 08:02:30,536 - WARNING - log_σ² has NO gradient! 2025-07-19 08:02:30,562 - INFO - Optimizer step 41: log_σ²=0.000000, weight=1.000000 2025-07-19 08:02:51,571 - WARNING - log_σ² has NO gradient! 2025-07-19 08:02:51,597 - INFO - Optimizer step 42: log_σ²=0.000000, weight=1.000000 2025-07-19 08:03:12,155 - WARNING - log_σ² has NO gradient! 2025-07-19 08:03:12,179 - INFO - Optimizer step 43: log_σ²=0.000000, weight=1.000000 2025-07-19 08:03:32,536 - WARNING - log_σ² has NO gradient! 2025-07-19 08:03:32,563 - INFO - Optimizer step 44: log_σ²=0.000000, weight=1.000000 2025-07-19 08:03:53,391 - WARNING - log_σ² has NO gradient! 2025-07-19 08:03:53,415 - INFO - Optimizer step 45: log_σ²=0.000000, weight=1.000000 2025-07-19 08:04:13,859 - WARNING - log_σ² has NO gradient! 2025-07-19 08:04:13,884 - INFO - Optimizer step 46: log_σ²=0.000000, weight=1.000000 2025-07-19 08:04:35,266 - WARNING - log_σ² has NO gradient! 2025-07-19 08:04:35,294 - INFO - Optimizer step 47: log_σ²=0.000000, weight=1.000000 2025-07-19 08:04:55,687 - WARNING - log_σ² has NO gradient! 2025-07-19 08:04:55,715 - INFO - Optimizer step 48: log_σ²=0.000000, weight=1.000000 2025-07-19 08:05:05,240 - WARNING - log_σ² has NO gradient! 2025-07-19 08:05:05,264 - INFO - Optimizer step 49: log_σ²=0.000000, weight=1.000000 2025-07-19 08:05:05,531 - INFO - Epoch 30: Total optimizer steps: 49 2025-07-19 08:08:00,665 - INFO - Validation metrics: 2025-07-19 08:08:00,665 - INFO - Loss: 0.0918 2025-07-19 08:08:00,665 - INFO - BCE Loss: 0.0000 2025-07-19 08:08:00,665 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 08:08:00,665 - INFO - Average similarity: 0.7597 2025-07-19 08:08:00,665 - INFO - Median similarity: 0.7827 2025-07-19 08:08:00,665 - INFO - Clean sample similarity: 0.7597 2025-07-19 08:08:00,665 - INFO - Corrupted sample similarity: 0.3753 2025-07-19 08:08:00,665 - INFO - Similarity gap (clean - corrupt): 0.3844 2025-07-19 08:08:00,847 - INFO - Epoch 30/30 - Train Loss: 0.1182, Val Loss: 0.0918, Val BCE: 0.0000, Val wBCE: 0.0000, Clean Sim: 0.7597, Corrupt Sim: 0.3753, Gap: 0.3844, Time: 1186.03s 2025-07-19 08:10:44,477 - INFO - Epoch 30 Validation Alignment: Pos=0.000, Neg=0.000, Gap=0.000 2025-07-19 08:10:44,477 - INFO - Training completed! 2025-07-19 08:10:47,055 - INFO - Evaluating best models on test set... 2025-07-19 08:10:47,978 - INFO - Loaded best loss model from epoch 28 2025-07-19 08:14:04,155 - INFO - Test (Best Loss) metrics: 2025-07-19 08:14:04,155 - INFO - Loss: 0.0970 2025-07-19 08:14:04,155 - INFO - BCE Loss: 0.0000 2025-07-19 08:14:04,155 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 08:14:04,155 - INFO - Average similarity: 0.7207 2025-07-19 08:14:04,155 - INFO - Median similarity: 0.7426 2025-07-19 08:14:04,155 - INFO - Clean sample similarity: 0.7207 2025-07-19 08:14:04,155 - INFO - Corrupted sample similarity: 0.3493 2025-07-19 08:14:04,155 - INFO - Similarity gap (clean - corrupt): 0.3714 2025-07-19 08:17:06,631 - INFO - Loaded best gap model from epoch 24 2025-07-19 08:20:19,204 - INFO - Test (Best Gap) metrics: 2025-07-19 08:20:19,204 - INFO - Loss: 0.0993 2025-07-19 08:20:19,204 - INFO - BCE Loss: 0.0000 2025-07-19 08:20:19,204 - INFO - Weighted BCE Loss: 0.0000 2025-07-19 08:20:19,204 - INFO - Average similarity: 0.7338 2025-07-19 08:20:19,204 - INFO - Median similarity: 0.7648 2025-07-19 08:20:19,204 - INFO - Clean sample similarity: 0.7338 2025-07-19 08:20:19,204 - INFO - Corrupted sample similarity: 0.3547 2025-07-19 08:20:19,205 - INFO - Similarity gap (clean - corrupt): 0.3791 2025-07-19 08:23:18,127 - INFO - Evaluation completed! 2025-07-19 08:23:18,127 - INFO - Test results for best_loss_model: 2025-07-19 08:23:18,127 - INFO - Loss: 0.0970 2025-07-19 08:23:18,127 - INFO - Clean Sample Similarity: 0.7207 2025-07-19 08:23:18,127 - INFO - Corrupted Sample Similarity: 0.3493 2025-07-19 08:23:18,127 - INFO - Similarity Gap: 0.3714 2025-07-19 08:23:18,127 - INFO - Test results for best_gap_model: 2025-07-19 08:23:18,127 - INFO - Loss: 0.0993 2025-07-19 08:23:18,127 - INFO - Clean Sample Similarity: 0.7338 2025-07-19 08:23:18,127 - INFO - Corrupted Sample Similarity: 0.3547 2025-07-19 08:23:18,127 - INFO - Similarity Gap: 0.3791 2025-07-19 08:23:18,391 - INFO - All tasks completed!