error[E0309]: the parameter type `T` may not live long enough --> $DIR/ty-param-fn.rs:9:5 | LL | x | ^ ...so that the type `T` will meet its required lifetime bounds | help: consider adding an explicit lifetime bound... | LL | T: Debug + 'a, | ++++ error[E0309]: the parameter type `T` may not live long enough --> $DIR/ty-param-fn.rs:24:5 | LL | x | ^ ...so that the type `T` will meet its required lifetime bounds | help: consider adding an explicit lifetime bound... | LL | T: 'b + Debug + 'a, | ++++ error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0309`.