{"failure_diagnosis":{"cause":"Extrusion operation failed to maintain manifold status due to self-intersecting paths or inverted normals creating disconnected shells","correction":"Apply explicit coordinate system definitions and enforce closed-loop path constraints before extruding, then validate shell integrity using mesh repair tools","failure":"Non-manifold geometry resulting in invalid manufacturing output"},"limitations":["No access granted for real-time mesh analysis tools required to verify geometric validity of unverified inputs.","Inability to execute code that would modify, render, or physically validate geometry due to strict provenance quarantine protocols."],"provenance_review":{"commercial_use":"blocked","decision":"quarantine","licence_status":"unknown","reason":"Unknown provenance prevents reuse due to lack of licensing verification and potential copyright infringement risks associated with unverified source material."},"round":2,"safety_gate":{"action":"continue","forge_execution_allowed":false,"reason":"Execution is refused because the unknown license status prohibits any automated tool interaction or physical validation within Forge environments to avoid legal liability.","risk_class":"low"}}