Do not emit note for projected derived obligations

24 files changed, 0 insertions, 44 deletions

diff --git a/src/test/ui/associated-type-bounds/bad-bounds-on-assoc-in-trait.stderr b/src/test/ui/associated-type-bounds/bad-bounds-on-assoc-in-trait.stderr
index dd2f30e6dc0..96e69063189 100644
--- a/src/test/ui/associated-type-bounds/bad-bounds-on-assoc-in-trait.stderr
+++ b/src/test/ui/associated-type-bounds/bad-bounds-on-assoc-in-trait.stderr
@@ -11,7 +11,6 @@ LL | impl Case1 for S1 {
    |      ^^^^^ `<L1 as Lam<&'a u8>>::App` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
    |
    = help: the trait `for<'a> std::fmt::Debug` is not implemented for `<L1 as Lam<&'a u8>>::App`
-   = note: required because of the requirements on the impl of `for<'a> std::fmt::Debug` for `<<<<S1 as Case1>::C as std::iter::Iterator>::Item as std::iter::Iterator>::Item as Lam<&'a u8>>::App`
 
 error[E0277]: `<<T as Case1>::C as std::iter::Iterator>::Item` is not an iterator
   --> $DIR/bad-bounds-on-assoc-in-trait.rs:36:20
diff --git a/src/test/ui/associated-types/defaults-unsound-62211-1.stderr b/src/test/ui/associated-types/defaults-unsound-62211-1.stderr
index c4ab7b6e26e..7bf75f3839c 100644
--- a/src/test/ui/associated-types/defaults-unsound-62211-1.stderr
+++ b/src/test/ui/associated-types/defaults-unsound-62211-1.stderr
@@ -53,7 +53,6 @@ LL | impl<T> UncheckedCopy for T {}
    |
    = help: the trait `std::fmt::Display` is not implemented for `T`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: required because of the requirements on the impl of `std::fmt::Display` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::fmt::Display> UncheckedCopy for T {}
@@ -71,7 +70,6 @@ LL |     + Deref<Target = str>
 LL | impl<T> UncheckedCopy for T {}
    |         ^^^^^^^^^^^^^ the trait `std::ops::Deref` is not implemented for `T`
    |
-   = note: required because of the requirements on the impl of `std::ops::Deref` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::ops::Deref> UncheckedCopy for T {}
@@ -90,7 +88,6 @@ LL | impl<T> UncheckedCopy for T {}
    |         ^^^^^^^^^^^^^ no implementation for `T += &'static str`
    |
    = help: the trait `std::ops::AddAssign<&'static str>` is not implemented for `T`
-   = note: required because of the requirements on the impl of `std::ops::AddAssign<&'static str>` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::ops::AddAssign<&'static str>> UncheckedCopy for T {}
@@ -108,7 +105,6 @@ LL |     type Output: Copy
 LL | impl<T> UncheckedCopy for T {}
    |         ^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `T`
    |
-   = note: required because of the requirements on the impl of `std::marker::Copy` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::marker::Copy> UncheckedCopy for T {}
diff --git a/src/test/ui/associated-types/defaults-unsound-62211-2.stderr b/src/test/ui/associated-types/defaults-unsound-62211-2.stderr
index c311a9f456e..b6d889515b6 100644
--- a/src/test/ui/associated-types/defaults-unsound-62211-2.stderr
+++ b/src/test/ui/associated-types/defaults-unsound-62211-2.stderr
@@ -53,7 +53,6 @@ LL | impl<T> UncheckedCopy for T {}
    |
    = help: the trait `std::fmt::Display` is not implemented for `T`
    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
-   = note: required because of the requirements on the impl of `std::fmt::Display` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::fmt::Display> UncheckedCopy for T {}
@@ -71,7 +70,6 @@ LL |     + Deref<Target = str>
 LL | impl<T> UncheckedCopy for T {}
    |         ^^^^^^^^^^^^^ the trait `std::ops::Deref` is not implemented for `T`
    |
-   = note: required because of the requirements on the impl of `std::ops::Deref` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::ops::Deref> UncheckedCopy for T {}
@@ -90,7 +88,6 @@ LL | impl<T> UncheckedCopy for T {}
    |         ^^^^^^^^^^^^^ no implementation for `T += &'static str`
    |
    = help: the trait `std::ops::AddAssign<&'static str>` is not implemented for `T`
-   = note: required because of the requirements on the impl of `std::ops::AddAssign<&'static str>` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::ops::AddAssign<&'static str>> UncheckedCopy for T {}
@@ -108,7 +105,6 @@ LL |     type Output: Copy
 LL | impl<T> UncheckedCopy for T {}
    |         ^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `T`
    |
-   = note: required because of the requirements on the impl of `std::marker::Copy` for `<T as UncheckedCopy>::Output`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::marker::Copy> UncheckedCopy for T {}
diff --git a/src/test/ui/associated-types/issue-43924.stderr b/src/test/ui/associated-types/issue-43924.stderr
index 38dd8b66a6e..58f71b8b14e 100644
--- a/src/test/ui/associated-types/issue-43924.stderr
+++ b/src/test/ui/associated-types/issue-43924.stderr
@@ -16,8 +16,6 @@ LL |     type Out: Default + ToString + ?Sized = dyn ToString;
 ...
 LL | impl Foo<u32> for () {}
    |      ^^^^^^^^ the trait `std::default::Default` is not implemented for `(dyn std::string::ToString + 'static)`
-   |
-   = note: required because of the requirements on the impl of `std::default::Default` for `<() as Foo<u32>>::Out`
 
 error[E0277]: the trait bound `(dyn std::string::ToString + 'static): std::default::Default` is not satisfied
   --> $DIR/issue-43924.rs:11:6
@@ -29,8 +27,6 @@ LL |     type Out: Default + ToString + ?Sized = dyn ToString;
 ...
 LL | impl Foo<u64> for () {}
    |      ^^^^^^^^ the trait `std::default::Default` is not implemented for `(dyn std::string::ToString + 'static)`
-   |
-   = note: required because of the requirements on the impl of `std::default::Default` for `<() as Foo<u64>>::Out`
 
 error: aborting due to 3 previous errors
 
diff --git a/src/test/ui/associated-types/issue-65774-1.stderr b/src/test/ui/associated-types/issue-65774-1.stderr
index ae3ebe811e2..2e5a1ebf19a 100644
--- a/src/test/ui/associated-types/issue-65774-1.stderr
+++ b/src/test/ui/associated-types/issue-65774-1.stderr
@@ -16,8 +16,6 @@ LL |     type MpuConfig: MyDisplay = T;
 ...
 LL | impl MPU for S { }
    |      ^^^ the trait `MyDisplay` is not implemented for `T`
-   |
-   = note: required because of the requirements on the impl of `MyDisplay` for `<S as MPU>::MpuConfig`
 
 error: aborting due to 2 previous errors
 
diff --git a/src/test/ui/associated-types/issue-65774-2.stderr b/src/test/ui/associated-types/issue-65774-2.stderr
index dadf229bd5d..5b3986407bc 100644
--- a/src/test/ui/associated-types/issue-65774-2.stderr
+++ b/src/test/ui/associated-types/issue-65774-2.stderr
@@ -16,8 +16,6 @@ LL |     type MpuConfig: MyDisplay = T;
 ...
 LL | impl MPU for S { }
    |      ^^^ the trait `MyDisplay` is not implemented for `T`
-   |
-   = note: required because of the requirements on the impl of `MyDisplay` for `<S as MPU>::MpuConfig`
 
 error: aborting due to 2 previous errors
 
diff --git a/src/test/ui/associated-types/point-at-type-on-obligation-failure-2.stderr b/src/test/ui/associated-types/point-at-type-on-obligation-failure-2.stderr
index cdc9559cd95..dac713567b5 100644
--- a/src/test/ui/associated-types/point-at-type-on-obligation-failure-2.stderr
+++ b/src/test/ui/associated-types/point-at-type-on-obligation-failure-2.stderr
@@ -8,8 +8,6 @@ LL |     type Assoc: Bar;
 ...
 LL |     type Assoc = bool;
    |                  ^^^^ the trait `Bar` is not implemented for `bool`
-   |
-   = note: required because of the requirements on the impl of `Bar` for `<() as Foo>::Assoc`
 
 error[E0277]: the trait bound `bool: Bar` is not satisfied
   --> $DIR/point-at-type-on-obligation-failure-2.rs:16:18
@@ -19,8 +17,6 @@ LL | trait Baz where Self::Assoc: Bar {
 ...
 LL |     type Assoc = bool;
    |                  ^^^^ the trait `Bar` is not implemented for `bool`
-   |
-   = note: required because of the requirements on the impl of `Bar` for `<() as Baz>::Assoc`
 
 error[E0277]: the trait bound `bool: Bar` is not satisfied
   --> $DIR/point-at-type-on-obligation-failure-2.rs:24:18
@@ -30,8 +26,6 @@ LL | trait Bat where <Self as Bat>::Assoc: Bar {
 ...
 LL |     type Assoc = bool;
    |                  ^^^^ the trait `Bar` is not implemented for `bool`
-   |
-   = note: required because of the requirements on the impl of `Bar` for `<() as Bat>::Assoc`
 
 error: aborting due to 3 previous errors
 
diff --git a/src/test/ui/builtin-superkinds/builtin-superkinds-double-superkind.stderr b/src/test/ui/builtin-superkinds/builtin-superkinds-double-superkind.stderr
index b1437a36692..4e7b513629d 100644
--- a/src/test/ui/builtin-superkinds/builtin-superkinds-double-superkind.stderr
+++ b/src/test/ui/builtin-superkinds/builtin-superkinds-double-superkind.stderr
@@ -9,7 +9,6 @@ LL | impl <T: Sync+'static> Foo for (T,) { }
    |
    = help: within `(T,)`, the trait `std::marker::Send` is not implemented for `T`
    = note: required because it appears within the type `(T,)`
-   = note: required because of the requirements on the impl of `std::marker::Send` for `(T,)`
 help: consider further restricting this bound
    |
 LL | impl <T: Sync+'static + std::marker::Send> Foo for (T,) { }
@@ -26,7 +25,6 @@ LL | impl <T: Send> Foo for (T,T) { }
    |
    = help: within `(T, T)`, the trait `std::marker::Sync` is not implemented for `T`
    = note: required because it appears within the type `(T, T)`
-   = note: required because of the requirements on the impl of `std::marker::Sync` for `(T, T)`
 help: consider further restricting this bound
    |
 LL | impl <T: Send + std::marker::Sync> Foo for (T,T) { }
diff --git a/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.stderr b/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.stderr
index 8555c843a93..3fb1af3a67c 100644
--- a/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.stderr
+++ b/src/test/ui/builtin-superkinds/builtin-superkinds-in-metadata.stderr
@@ -11,7 +11,6 @@ LL | pub trait RequiresRequiresShareAndSend : RequiresShare + Send { }
    |
    = help: within `X<T>`, the trait `std::marker::Send` is not implemented for `T`
    = note: required because it appears within the type `X<T>`
-   = note: required because of the requirements on the impl of `std::marker::Send` for `X<T>`
 help: consider further restricting this bound
    |
 LL | impl <T:Sync+'static + std::marker::Send> RequiresRequiresShareAndSend for X<T> { }
diff --git a/src/test/ui/builtin-superkinds/builtin-superkinds-simple.stderr b/src/test/ui/builtin-superkinds/builtin-superkinds-simple.stderr
index b4f22f2d68f..592cc3b1c4e 100644
--- a/src/test/ui/builtin-superkinds/builtin-superkinds-simple.stderr
+++ b/src/test/ui/builtin-superkinds/builtin-superkinds-simple.stderr
@@ -8,7 +8,6 @@ LL | impl Foo for std::rc::Rc<i8> { }
    |      ^^^ `std::rc::Rc<i8>` cannot be sent between threads safely
    |
    = help: the trait `std::marker::Send` is not implemented for `std::rc::Rc<i8>`
-   = note: required because of the requirements on the impl of `std::marker::Send` for `std::rc::Rc<i8>`
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/builtin-superkinds/builtin-superkinds-typaram-not-send.stderr b/src/test/ui/builtin-superkinds/builtin-superkinds-typaram-not-send.stderr
index 1334997c3d9..9c5073a1e49 100644
--- a/src/test/ui/builtin-superkinds/builtin-superkinds-typaram-not-send.stderr
+++ b/src/test/ui/builtin-superkinds/builtin-superkinds-typaram-not-send.stderr
@@ -8,7 +8,6 @@ LL | impl <T: Sync+'static> Foo for T { }
    |                        ^^^ `T` cannot be sent between threads safely
    |
    = help: the trait `std::marker::Send` is not implemented for `T`
-   = note: required because of the requirements on the impl of `std::marker::Send` for `T`
 help: consider further restricting this bound
    |
 LL | impl <T: Sync+'static + std::marker::Send> Foo for T { }
diff --git a/src/test/ui/dst/dst-sized-trait-param.stderr b/src/test/ui/dst/dst-sized-trait-param.stderr
index 14c7d02c258..749d569b9ae 100644
--- a/src/test/ui/dst/dst-sized-trait-param.stderr
+++ b/src/test/ui/dst/dst-sized-trait-param.stderr
@@ -9,7 +9,6 @@ LL | impl Foo<[isize]> for usize { }
    |
    = help: the trait `std::marker::Sized` is not implemented for `[isize]`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `[isize]`
 
 error[E0277]: the size for values of type `[usize]` cannot be known at compilation time
   --> $DIR/dst-sized-trait-param.rs:10:6
@@ -22,7 +21,6 @@ LL | impl Foo<isize> for [usize] { }
    |
    = help: the trait `std::marker::Sized` is not implemented for `[usize]`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `[usize]`
 
 error: aborting due to 2 previous errors
 
diff --git a/src/test/ui/generics/issue-61631-default-type-param-can-reference-self-in-trait.stderr b/src/test/ui/generics/issue-61631-default-type-param-can-reference-self-in-trait.stderr
index 3f06dfdccd8..95f4aa9e6db 100644
--- a/src/test/ui/generics/issue-61631-default-type-param-can-reference-self-in-trait.stderr
+++ b/src/test/ui/generics/issue-61631-default-type-param-can-reference-self-in-trait.stderr
@@ -9,7 +9,6 @@ LL | impl Tsized for () {}
    |
    = help: the trait `std::marker::Sized` is not implemented for `[()]`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `[()]`
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/impl-bounds-checking.stderr b/src/test/ui/impl-bounds-checking.stderr
index 6453508410e..8698ed6e875 100644
--- a/src/test/ui/impl-bounds-checking.stderr
+++ b/src/test/ui/impl-bounds-checking.stderr
@@ -6,8 +6,6 @@ LL | trait Getter<T: Clone2> {
 ...
 LL | impl Getter<isize> for isize {
    |      ^^^^^^^^^^^^^ the trait `Clone2` is not implemented for `isize`
-   |
-   = note: required because of the requirements on the impl of `Clone2` for `isize`
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/issues/issue-10412.stderr b/src/test/ui/issues/issue-10412.stderr
index 9c50b4af9a9..888576c4336 100644
--- a/src/test/ui/issues/issue-10412.stderr
+++ b/src/test/ui/issues/issue-10412.stderr
@@ -57,7 +57,6 @@ LL | impl<'self> Serializable<str> for &'self str {
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `str`
 
 error: aborting due to 9 previous errors
 
diff --git a/src/test/ui/issues/issue-43784-associated-type.stderr b/src/test/ui/issues/issue-43784-associated-type.stderr
index fa835f5543d..d8e9110fbbd 100644
--- a/src/test/ui/issues/issue-43784-associated-type.stderr
+++ b/src/test/ui/issues/issue-43784-associated-type.stderr
@@ -4,7 +4,6 @@ error[E0277]: the trait bound `T: std::marker::Copy` is not satisfied
 LL |     type Assoc = T;
    |                  ^ the trait `std::marker::Copy` is not implemented for `T`
    |
-   = note: required because of the requirements on the impl of `std::marker::Copy` for `<T as Complete>::Assoc`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::marker::Copy> Complete for T {
diff --git a/src/test/ui/issues/issue-43784-supertrait.stderr b/src/test/ui/issues/issue-43784-supertrait.stderr
index 86c0f8f597b..2fb0583ee7d 100644
--- a/src/test/ui/issues/issue-43784-supertrait.stderr
+++ b/src/test/ui/issues/issue-43784-supertrait.stderr
@@ -4,7 +4,6 @@ error[E0277]: the trait bound `T: std::marker::Copy` is not satisfied
 LL | impl<T> Complete for T {}
    |         ^^^^^^^^ the trait `std::marker::Copy` is not implemented for `T`
    |
-   = note: required because of the requirements on the impl of `std::marker::Copy` for `T`
 help: consider restricting type parameter `T`
    |
 LL | impl<T: std::marker::Copy> Complete for T {}
diff --git a/src/test/ui/issues/issue-65673.stderr b/src/test/ui/issues/issue-65673.stderr
index d1a490eb565..6778ab8bfe4 100644
--- a/src/test/ui/issues/issue-65673.stderr
+++ b/src/test/ui/issues/issue-65673.stderr
@@ -11,7 +11,6 @@ LL |     type Ctx = dyn Alias<T>;
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn Trait + 'static)`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `<T as WithType>::Ctx`
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/malformed/malformed-derive-entry.stderr b/src/test/ui/malformed/malformed-derive-entry.stderr
index 74606b71bf1..2c45a498240 100644
--- a/src/test/ui/malformed/malformed-derive-entry.stderr
+++ b/src/test/ui/malformed/malformed-derive-entry.stderr
@@ -27,7 +27,6 @@ LL | #[derive(Copy(Bad))]
 LL | pub trait Copy: Clone {
    |                 ----- required by this bound in `std::marker::Copy`
    |
-   = note: required because of the requirements on the impl of `std::clone::Clone` for `Test1`
    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0277]: the trait bound `Test2: std::clone::Clone` is not satisfied
@@ -41,7 +40,6 @@ LL | #[derive(Copy="bad")]
 LL | pub trait Copy: Clone {
    |                 ----- required by this bound in `std::marker::Copy`
    |
-   = note: required because of the requirements on the impl of `std::clone::Clone` for `Test2`
    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 5 previous errors
diff --git a/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr b/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr
index 91e45df8d3e..f499c1f5698 100644
--- a/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr
+++ b/src/test/ui/specialization/defaultimpl/specialization-wfcheck.stderr
@@ -7,7 +7,6 @@ LL |
 LL | default impl<U> Foo<'static, U> for () {}
    |                 ^^^^^^^^^^^^^^^ the trait `std::cmp::Eq` is not implemented for `U`
    |
-   = note: required because of the requirements on the impl of `std::cmp::Eq` for `U`
 help: consider restricting type parameter `U`
    |
 LL | default impl<U: std::cmp::Eq> Foo<'static, U> for () {}
diff --git a/src/test/ui/suggestions/missing-assoc-type-bound-restriction.stderr b/src/test/ui/suggestions/missing-assoc-type-bound-restriction.stderr
index 2091e30f115..c5510bfa3f2 100644
--- a/src/test/ui/suggestions/missing-assoc-type-bound-restriction.stderr
+++ b/src/test/ui/suggestions/missing-assoc-type-bound-restriction.stderr
@@ -28,7 +28,6 @@ LL |     type Assoc = ChildWrapper<T::Assoc>;
    |                  ^^^^^^^^^^^^^^^^^^^^^^ the trait `Child<A>` is not implemented for `<T as Parent>::Assoc`
    |
    = note: required because of the requirements on the impl of `Child<A>` for `ChildWrapper<<T as Parent>::Assoc>`
-   = note: required because of the requirements on the impl of `Child<<ParentWrapper<T> as Parent>::Ty>` for `<ParentWrapper<T> as Parent>::Assoc`
 
 error[E0277]: the trait bound `<T as Parent>::Assoc: Child<A>` is not satisfied
   --> $DIR/missing-assoc-type-bound-restriction.rs:20:5
diff --git a/src/test/ui/traits/cycle-cache-err-60010.stderr b/src/test/ui/traits/cycle-cache-err-60010.stderr
index 9e2e5568ba2..356b90d0646 100644
--- a/src/test/ui/traits/cycle-cache-err-60010.stderr
+++ b/src/test/ui/traits/cycle-cache-err-60010.stderr
@@ -21,7 +21,6 @@ LL |     type Storage = SalsaStorage;
    = note: required because of the requirements on the impl of `SourceDatabase` for `RootDatabase`
    = note: required because of the requirements on the impl of `Query<RootDatabase>` for `ParseQuery`
    = note: required because it appears within the type `SalsaStorage`
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `<RootDatabase as Database>::Storage`
 
 error: aborting due to 2 previous errors
 
diff --git a/src/test/ui/unsized/unsized-trait-impl-trait-arg.stderr b/src/test/ui/unsized/unsized-trait-impl-trait-arg.stderr
index 502dd201058..4cf054d177f 100644
--- a/src/test/ui/unsized/unsized-trait-impl-trait-arg.stderr
+++ b/src/test/ui/unsized/unsized-trait-impl-trait-arg.stderr
@@ -11,7 +11,6 @@ LL | impl<X: ?Sized> T2<X> for S4<X> {
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `X`
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/unsized7.stderr b/src/test/ui/unsized7.stderr
index cd30c98f55d..d18644f005a 100644
--- a/src/test/ui/unsized7.stderr
+++ b/src/test/ui/unsized7.stderr
@@ -11,7 +11,6 @@ LL | impl<X: ?Sized + T> T1<X> for S3<X> {
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
-   = note: required because of the requirements on the impl of `std::marker::Sized` for `X`
 
 error: aborting due to previous error