Function index_derivation_fingerprint_for_contract 

fn index_derivation_fingerprint_for_contract(
    scan_options: &ScanOptions,
    text_options: TextIndexOptions,
    optional_parser_selection: &OptionalParserPackProjectSelection,
    contract_version: &str,
    semantic_resolution_digest: &str,
) -> String

Hash one exact parser, semantic, and source-selection contract.