error: higher-ranked lifetime error --> $DIR/issue-59311.rs:17:5 | LL | v.t(|| {}); | ^^^^^^^^^^ | = note: could not prove `[closure@$DIR/issue-59311.rs:17:9: 17:11] well-formed` error: higher-ranked lifetime error --> $DIR/issue-59311.rs:17:9 | LL | v.t(|| {}); | ^^^^^ | = note: could not prove `for<'a> &'a V: 'static` error: aborting due to 2 previous errors