syntax_data: {"ast_node_type":"other","tokens":[{"end":26,"kind":"keyword","start":0,"text":"tcx.def_span(key),"}]}
source_snippet:         tcx.def_span(key),
context_before:     tcx.dcx().span_delayed_bug(
context_after:         "delayed bug triggered by #[rustc_delayed_bug_from_inside_query]",