syntax_data: {"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"self.patcher.add_assign(location,"}]}
source_snippet:             self.patcher.add_assign(location, new_place, rvalue.clone());
context_before:             let new_place = Place::from(temp);
context_after:             let subtyped = new_place.project_deeper(&[ProjectionElem::Subtype(place_ty)], self.tcx);