syntax_data: {"ast_node_type":"other","tokens":[{"end":32,"kind":"keyword","start":0,"text":"x.clone_from(y);"}]}
source_snippet:                 x.clone_from(y);
context_before:             (MaybeReachable::Reachable(x), MaybeReachable::Reachable(y)) => {
context_after:             }