{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"key:"}]}
        key: ty::PseudoCanonicalInput<'tcx, (ty::PolyFnSig<'tcx>, &'tcx ty::List<Ty<'tcx>>)>
    query fn_abi_of_fn_ptr(
    ) -> Result<&'tcx rustc_target::callconv::FnAbi<'tcx, Ty<'tcx>>, &'tcx ty::layout::FnAbiError<'tcx>> {