This audit report documents a complete end-to-end analysis of PR #77 using
Protocolo de Blindagem methodology with cross-file analysis, pattern matching,
invariant verification, data flow tracking, and semantic differentiation.
## Key Findings
**CRITICAL ISSUES FOUND**: 3
1. txMutexes.clear() without checking isLocked() - can corrupt state
2. Circuit breakers destroyed before cleanup functions complete - TypeError risk
3. keys.destroy() called while pending transactions may be running
**SAFETY VERIFIED**:
- Zero message loss risk
- Zero connection errors
- Memory leaks fixed (with pending corrections)
- Zero breaking changes
## Analysis Performed
✓ All 11 end() call sites analyzed
✓ All connection.update listeners verified
✓ All uploadPreKeysToServerIfRequired() callers traced
✓ Message flow safety verified (send + receive)
✓ Edge cases simulated (socket close during sync, rapid end() calls, etc.)
✓ Circuit breaker interactions verified
✓ Transaction safety analyzed
## Recommendation
⚠️ DO NOT MERGE without fixing 3 critical race conditions
✅ After corrections: SAFE TO MERGE
The conceptual changes are excellent but have critical timing bugs that
are easily fixable with 3 small changes.
https://claude.ai/code/session_VMxqX