{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"///"}]}
    /// then reevaluating this goal now only needs to resolve `?y` while it would otherwise
    /// `Vec<?y>: Trait`. If this goal is still ambiguous and we later resolve `?y` to `u32`,
    /// have to resolve both `?x` and `?y`,