error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:2:5 | LL | f1(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'r, 's> fn(&'r (), &'s ()) -> _` ... LL | fn f1(_: F) where F: Fn(&(), &()) {} | ------------ required by this bound in `f1` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:3:5 | LL | f2(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'a, 'r> fn(&'a (), &'r ()) -> _` ... LL | fn f2(_: F) where F: for<'a> Fn(&'a (), &()) {} | ----------------------- required by this bound in `f2` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:4:5 | LL | f3(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'r> fn(&(), &'r ()) -> _` ... LL | fn f3<'a, F>(_: F) where F: Fn(&'a (), &()) {} | --------------- required by this bound in `f3` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:5:5 | LL | f4(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'s, 'r> fn(&'s (), &'r ()) -> _` ... LL | fn f4(_: F) where F: for<'r> Fn(&(), &'r ()) {} | ----------------------- required by this bound in `f4` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:6:5 | LL | f5(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'r> fn(&'r (), &'r ()) -> _` ... LL | fn f5(_: F) where F: for<'r> Fn(&'r (), &'r ()) {} | -------------------------- required by this bound in `f5` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:7:5 | LL | g1(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'r> fn(&'r (), Box<(dyn for<'s> Fn(&'s ()) + 'static)>) -> _` ... LL | fn g1(_: F) where F: Fn(&(), Box) {} | ------------------------- required by this bound in `g1` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:8:5 | LL | g2(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'r> fn(&'r (), for<'s> fn(&'s ())) -> _` ... LL | fn g2(_: F) where F: Fn(&(), fn(&())) {} | ---------------- required by this bound in `g2` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:9:5 | LL | g3(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'s> fn(&'s (), Box<(dyn for<'r> Fn(&'r ()) + 'static)>) -> _` ... LL | fn g3(_: F) where F: for<'s> Fn(&'s (), Box) {} | ------------------------------------ required by this bound in `g3` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:10:5 | LL | g4(|_: (), _: ()| {}); | ^^ -------------- found signature of `fn((), ()) -> _` | | | expected signature of `for<'s> fn(&'s (), for<'r> fn(&'r ())) -> _` ... LL | fn g4(_: F) where F: Fn(&(), for<'r> fn(&'r ())) {} | --------------------------- required by this bound in `g4` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:11:5 | LL | h1(|_: (), _: (), _: (), _: ()| {}); | ^^ ---------------------------- found signature of `fn((), (), (), ()) -> _` | | | expected signature of `for<'r, 's> fn(&'r (), Box<(dyn for<'t0> Fn(&'t0 ()) + 'static)>, &'s (), for<'t0, 't1> fn(&'t0 (), &'t1 ())) -> _` ... LL | fn h1(_: F) where F: Fn(&(), Box, &(), fn(&(), &())) {} | -------------------------------------------- required by this bound in `h1` error[E0631]: type mismatch in closure arguments --> $DIR/anonymous-higher-ranked-lifetime.rs:12:5 | LL | h2(|_: (), _: (), _: (), _: ()| {}); | ^^ ---------------------------- found signature of `fn((), (), (), ()) -> _` | | | expected signature of `for<'r, 't0> fn(&'r (), Box<(dyn for<'s> Fn(&'s ()) + 'static)>, &'t0 (), for<'s, 't1> fn(&'s (), &'t1 ())) -> _` ... LL | fn h2(_: F) where F: for<'t0> Fn(&(), Box, &'t0 (), fn(&(), &())) {} | --------------------------------------------------------- required by this bound in `h2` error: aborting due to 11 previous errors For more information about this error, try `rustc --explain E0631`.