syntax_data: {"ast_node_type":"variable","tokens":[{"end":70,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let lookup_result = move_data.rev_lookup.find(place.as_ref());
context_before:         let place = mir::Place::from(arg);
context_after:         on_lookup_result_bits(move_data, lookup_result, |mpi| {