{"ast_node_type":"other","tokens":[{"end":23,"kind":"keyword","start":0,"text":"generics::Generics,"}]}
    generics::Generics,
    error_lifetime, from_assoc_type_id, from_chalk_trait_id, from_placeholder_idx,
    infer::{BreakableKind, CoerceMany, Diverges, coerce::CoerceNever},