{"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"return"}]}
            return Err(String::from(
        if !unstable_enabled.union(unstable_disabled).is_empty() {
                "only `-C link-self-contained` values `y`/`yes`/`on`/`n`/`no`/`off`/`-linker` \