syntax_data: {"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"(ty::Infer(ty::IntVar(a_id)),"}]}
source_snippet:         (ty::Infer(ty::IntVar(a_id)), ty::Infer(ty::IntVar(b_id))) => {
context_before:         // Relate integral variables to other types
context_after:             infcx.equate_int_vids_raw(a_id, b_id);