09:14:02INFOAutomation engine initialized. Version 2.4.1.
09:14:03INFOLiteLLM router connected. Active model: GPT-5.2. Fallback: Claude 4.5 Opus.
09:14:04INFOLoading project: "Echoes of Winter (Track 3)" — 42 lyric lines detected.
09:14:05SUCCESSLyrics parsed successfully. 42 lines ready for distribution.
09:14:07INFOLangchain pipeline starting. Steps: tokenize → embed → classify → assign.
09:14:09INFOTokenization complete. 1,204 tokens generated.
09:14:11INFOEmbedding pass complete. Semantic clusters identified: 5.
09:14:13WARNINGSinger "Ava Lin" vocal range metadata missing. Defaulting to median range (A3-E5).
09:14:15INFOConfidence threshold set to 0.78. Lines below threshold flagged for manual review.
09:14:17INFOLine 01 → Singer: Marcus Greene | Confidence: 0.91 | Reason: deep verse vocal match.
09:14:18INFOLine 02 → Singer: Ava Lin | Confidence: 0.62 | Reason: melodic phrasing similarity.
09:14:19WARNINGLine 02 confidence below threshold (0.62 < 0.78). Flagged for review.
09:14:20INFOLine 03 → Singer: Jordan Reyes | Confidence: 0.87 | Reason: chorus range alignment.
09:14:21INFOLines 04–12 assigned. Avg confidence: 0.83.
09:14:24ERRORLiteLLM API timeout on line 13 (attempt 1/3). Retrying in 1.5s...
09:14:26INFORetry attempt 2/3 for line 13. Switching to fallback model: Claude 4.5 Opus.
09:14:27SUCCESSLine 13 resolved via fallback model. Confidence: 0.80.
09:14:29INFOLines 14–28 assigned. 2 flagged for low confidence.
09:14:31INFOChorus block detected (lines 29–34). Applying group-harmony assignment logic.
09:14:33SUCCESSChorus block assigned: Marcus Greene (60%), Ava Lin (20%), Jordan Reyes (20%).
09:14:35INFOBridge section (lines 35–38) — solo assignment mode active.
09:14:36INFOLine 35 → Singer: Ava Lin | Confidence: 0.94 | Reason: intimate bridge phrasing.
09:14:37WARNINGTotal lines assigned to Marcus Greene: 19/42 (45%). Exceeds balance threshold of 40%.
09:14:38INFORebalancing chorus assignments. Transferring 2 lines to Jordan Reyes.
09:14:39SUCCESSRebalancing complete. Marcus Greene: 40%, Ava Lin: 32%, Jordan Reyes: 28%.
09:14:40INFOLines 39–42 assigned. Final pass complete.
09:14:41INFOTotal tokens used: 3,847. Latency avg: 210ms/line.
09:14:42SUCCESSPre-resolution complete. 42 lines assigned. 3 flagged for manual review.
09:14:43INFOResults written to project snapshot v3. Distribution saved.
09:14:44INFOAutomation engine idle. Awaiting next run.
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