error: lifetime may not live long enough --> $DIR/lt-ref-self.rs:14:9 | LL | fn ref_self(&self, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ method was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn ref_self<'b>(&self, f: &'b u32) -> &'b u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/lt-ref-self.rs:21:9 | LL | fn ref_Self(self: &Self, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ method was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn ref_Self<'b>(self: &Self, f: &'b u32) -> &'b u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/lt-ref-self.rs:26:9 | LL | fn box_ref_Self(self: Box<&Self>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ method was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn box_ref_Self<'b>(self: Box<&Self>, f: &'b u32) -> &'b u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/lt-ref-self.rs:31:9 | LL | fn pin_ref_Self(self: Pin<&Self>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ method was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn pin_ref_Self<'b>(self: Pin<&Self>, f: &'b u32) -> &'b u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/lt-ref-self.rs:36:9 | LL | fn box_box_ref_Self(self: Box>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ method was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn box_box_ref_Self<'b>(self: Box>, f: &'b u32) -> &'b u32 { | ++++ ++ ++ error: lifetime may not live long enough --> $DIR/lt-ref-self.rs:41:9 | LL | fn box_pin_Self(self: Box>, f: &u32) -> &u32 { | - - let's call the lifetime of this reference `'1` | | | let's call the lifetime of this reference `'2` LL | f | ^ method was supposed to return data with lifetime `'2` but it is returning data with lifetime `'1` | help: consider introducing a named lifetime parameter and update trait if needed | LL | fn box_pin_Self<'b>(self: Box>, f: &'b u32) -> &'b u32 { | ++++ ++ ++ error: aborting due to 6 previous errors