{"ast_node_type":"variable","tokens":[{"end":91,"kind":"keyword","start":0,"text":"let"}]}
        let (dbg_scope, inlined_at, span) = self.adjusted_span_and_dbg_scope(source_info)?;
    fn dbg_loc(&self, source_info: mir::SourceInfo) -> Option<Bx::DILocation> {
        Some(self.cx.dbg_loc(dbg_scope, inlined_at, span))