174 lines
6.9 KiB
Plaintext
174 lines
6.9 KiB
Plaintext
error[E0261]: use of undeclared lifetime name `'short`
|
|
--> $DIR/issue-107090.rs:4:9
|
|
|
|
|
LL | Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| ^^^^^^ undeclared lifetime
|
|
|
|
|
= note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
|
|
help: consider making the bound lifetime-generic with a new `'short` lifetime
|
|
|
|
|
LL | for<'short> Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| +++++++++++
|
|
help: consider introducing lifetime `'short` here
|
|
|
|
|
LL | struct Foo<'short, 'a, 'b, T>(PhantomData<(&'a (), &'b (), T)>)
|
|
| +++++++
|
|
|
|
error[E0261]: use of undeclared lifetime name `'out`
|
|
--> $DIR/issue-107090.rs:4:17
|
|
|
|
|
LL | Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| ^^^^ undeclared lifetime
|
|
|
|
|
help: consider making the bound lifetime-generic with a new `'out` lifetime
|
|
|
|
|
LL | for<'out> Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| +++++++++
|
|
help: consider introducing lifetime `'out` here
|
|
|
|
|
LL | struct Foo<'out, 'a, 'b, T>(PhantomData<(&'a (), &'b (), T)>)
|
|
| +++++
|
|
|
|
error[E0261]: use of undeclared lifetime name `'b`
|
|
--> $DIR/issue-107090.rs:13:47
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| - ^^ undeclared lifetime
|
|
| |
|
|
| help: consider introducing lifetime `'b` here: `'b,`
|
|
|
|
error[E0261]: use of undeclared lifetime name `'out`
|
|
--> $DIR/issue-107090.rs:13:67
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| - help: consider introducing lifetime `'out` here: `'out,` ^^^^ undeclared lifetime
|
|
|
|
error[E0261]: use of undeclared lifetime name `'out`
|
|
--> $DIR/issue-107090.rs:17:49
|
|
|
|
|
LL | fn cast(&'long self) -> &'short Foo<'short, 'out, T> {
|
|
| ^^^^ undeclared lifetime
|
|
|
|
|
help: consider introducing lifetime `'out` here
|
|
|
|
|
LL | fn cast<'out>(&'long self) -> &'short Foo<'short, 'out, T> {
|
|
| ++++++
|
|
help: consider introducing lifetime `'out` here
|
|
|
|
|
LL | impl<'out, 'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| +++++
|
|
|
|
error[E0261]: use of undeclared lifetime name `'short`
|
|
--> $DIR/issue-107090.rs:24:68
|
|
|
|
|
LL | fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ Foo<'short, 'out, T>) -> &'out T {
|
|
| - ^^^^^^ undeclared lifetime
|
|
| |
|
|
| help: consider introducing lifetime `'short` here: `'short,`
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/issue-107090.rs:4:27
|
|
|
|
|
LL | Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| ^^^^^^^^^^^^^^^ lifetime mismatch
|
|
|
|
|
= note: expected trait `Convert<'static, 'static>`
|
|
found trait `Convert<'a, 'b>`
|
|
note: the lifetime `'a` as defined here...
|
|
--> $DIR/issue-107090.rs:2:12
|
|
|
|
|
LL | struct Foo<'a, 'b, T>(PhantomData<(&'a (), &'b (), T)>)
|
|
| ^^
|
|
= note: ...does not necessarily outlive the static lifetime
|
|
|
|
error[E0308]: mismatched types
|
|
--> $DIR/issue-107090.rs:4:27
|
|
|
|
|
LL | Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| ^^^^^^^^^^^^^^^ lifetime mismatch
|
|
|
|
|
= note: expected trait `Convert<'static, 'static>`
|
|
found trait `Convert<'a, 'b>`
|
|
note: the lifetime `'b` as defined here...
|
|
--> $DIR/issue-107090.rs:2:16
|
|
|
|
|
LL | struct Foo<'a, 'b, T>(PhantomData<(&'a (), &'b (), T)>)
|
|
| ^^
|
|
= note: ...does not necessarily outlive the static lifetime
|
|
|
|
error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'long` due to conflicting requirements
|
|
--> $DIR/issue-107090.rs:13:55
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
note: first, the lifetime cannot outlive the lifetime `'short` as defined here...
|
|
--> $DIR/issue-107090.rs:13:21
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| ^^^^^^
|
|
= note: ...but the lifetime must also be valid for the static lifetime...
|
|
note: ...so that the types are compatible
|
|
--> $DIR/issue-107090.rs:13:55
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
= note: expected `Convert<'short, 'static>`
|
|
found `Convert<'_, 'static>`
|
|
|
|
error: incompatible lifetime on type
|
|
--> $DIR/issue-107090.rs:24:29
|
|
|
|
|
LL | fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ Foo<'short, 'out, T>) -> &'out T {
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
|
note: because this has an unmet lifetime requirement
|
|
--> $DIR/issue-107090.rs:4:27
|
|
|
|
|
LL | Foo<'short, 'out, T>: Convert<'a, 'b>;
|
|
| ^^^^^^^^^^^^^^^ introduces a `'static` lifetime requirement
|
|
note: the lifetime `'out` as defined here...
|
|
--> $DIR/issue-107090.rs:24:17
|
|
|
|
|
LL | fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ Foo<'short, 'out, T>) -> &'out T {
|
|
| ^^^^
|
|
note: ...does not necessarily outlive the static lifetime introduced by the compatible `impl`
|
|
--> $DIR/issue-107090.rs:13:1
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
error[E0759]: `x` has lifetime `'in_` but it needs to satisfy a `'static` lifetime requirement
|
|
--> $DIR/issue-107090.rs:24:29
|
|
|
|
|
LL | fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ Foo<'short, 'out, T>) -> &'out T {
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
| |
|
|
| this data with lifetime `'in_`...
|
|
| ...is used and required to live as long as `'static` here
|
|
|
|
error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'long` due to conflicting requirements
|
|
--> $DIR/issue-107090.rs:17:13
|
|
|
|
|
LL | fn cast(&'long self) -> &'short Foo<'short, 'out, T> {
|
|
| ^^^^^^^^^^^
|
|
|
|
|
note: first, the lifetime cannot outlive the lifetime `'short` as defined here...
|
|
--> $DIR/issue-107090.rs:13:21
|
|
|
|
|
LL | impl<'long: 'short, 'short, T> Convert<'long, 'b> for Foo<'short, 'out, T> {
|
|
| ^^^^^^
|
|
= note: ...but the lifetime must also be valid for the static lifetime...
|
|
note: ...so that the types are compatible
|
|
--> $DIR/issue-107090.rs:17:13
|
|
|
|
|
LL | fn cast(&'long self) -> &'short Foo<'short, 'out, T> {
|
|
| ^^^^^^^^^^^
|
|
= note: expected `Convert<'short, 'static>`
|
|
found `Convert<'_, 'static>`
|
|
|
|
error: aborting due to 12 previous errors
|
|
|
|
Some errors have detailed explanations: E0261, E0308, E0495, E0759.
|
|
For more information about an error, try `rustc --explain E0261`.
|