error[E0726]: implicit elided lifetime not allowed here --> $DIR/wf-in-foreign-fn-decls-issue-80468.rs:13:16 | LL | impl Trait for Ref {} | ^^^ expected lifetime parameter | help: indicate the anonymous lifetime | LL | impl Trait for Ref<'_> {} | ++++ error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0726`.