{"id":"no-safe-operating-mode-exists","text":"The system has no safe operating mode in any scenario: it is unsafe under concurrent access (both read and write paths lack synchronization across core components) AND unsafe during crash recovery (no storage engine has a fully safe recovery path), meaning correctness is unachievable whether the system is running normally under load or recovering from failure.","truth_value":"OUT","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["concurrency-unsafe-on-both-read-and-write-paths","storage-crash-recovery-has-no-safe-path"],"outlist":[],"label":"Concurrent operation is unsafe and crash recovery is unsafe closing both operating mode escape hatches"}],"dependents":[],"metadata":{"last_reviewed":"2026-05-30T09:01:17","review_result":"pass"},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"no-safe-operating-mode-exists","truth_value":"OUT","reason":"SL justification invalid","failed_antecedents":["concurrency-unsafe-on-both-read-and-write-paths","storage-crash-recovery-has-no-safe-path"],"label":"Concurrent operation is unsafe and crash recovery is unsafe closing both operating mode escape hatches"}]}}