The agent's parse_context skip-scan passed upstream tests but broke
byte-identical golden replay on the pinned corpus; bench correctly never
ran. First rejected-gate of the grind: the equivalence stack blocking a
wrong-output patch that a green test suite would have shipped.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EcKPWQ3MQD4NdEHwar96u2
