syntax_data: {"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"#[tracing::instrument(level"}]}
source_snippet:     #[tracing::instrument(level = "trace", skip(self))]
context_before: impl<'tcx> PlaceCollector<'_, 'tcx> {
context_after:     fn register_place(&mut self, place: Place<'tcx>) -> Option<PlaceIndex> {