{"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"tcx.dcx().emit_fatal(FailWriteFile"}]}
        tcx.dcx().emit_fatal(FailWriteFile { path: ecx.opaque.path(), err });
    if let Err(err) = encode_root_position(file, root_position) {
    }