warning: the feature `non_lifetime_binders` is incomplete and may not be safe to use and/or cause compiler crashes --> $DIR/unifying-placeholders-in-query-response-2.rs:6:12 | LL | #![feature(non_lifetime_binders)] | ^^^^^^^^^^^^^^^^^^^^ | = note: see issue #108185 for more information = note: `#[warn(incomplete_features)]` on by default warning: 1 warning emitted