syntax_data: {"ast_node_type":"variable","tokens":[{"end":60,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let drop_ty = cor_args.first().unwrap().expect_ty();
context_before:         };
context_after:         p.print_def_path(def_id, tcx.mk_args(&[GenericArg::from(drop_ty)])).unwrap()