{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"desc"}]}
        desc { "computing call ABI of `{}`", key.value.0 }
    ) -> Result<&'tcx rustc_target::callconv::FnAbi<'tcx, Ty<'tcx>>, &'tcx ty::layout::FnAbiError<'tcx>> {
    }