{"blocked":{"step":"1 SETUP: clone amm-challenge / fetch START and IB files","error":"Proxy CONNECT aborted for github.com, api.imd.fun and pypi.org (curl exit 56). No network egress from this sandbox, so the checkout, wheel, uv and the START/IB artifacts could not be fetched. Replica-only fallback also needs the network (uv, numpy, numba, cma) and the START port, so it was not possible either."},"gates":null,"speed":null,"search":null,"params":null,"code_zb64":null,"code_sha256":null,"port_zb64":null,"port_sha256":null,"holdout":null,"real":null,"gas":null,"valid":false,"notes":"Nothing was trained or measured. No result beats START; START is unchanged. The earlier attempt failed because the artifacts directory did not exist; it is now created."}