syntax_data: {"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"mir::MirSource::from_instance(InstanceKind::Item(body_def.def_id().to_def_id()));"}]}
source_snippet:         mir::MirSource::from_instance(InstanceKind::Item(body_def.def_id().to_def_id()));
context_before:     by_move_body.source =
context_after:     dump_mir(tcx, false, "built", &"after", &by_move_body, |_, _| Ok(()));