Fix broken links to second edition TRPL.

Fixes https://github.com/rust-lang/rust/issues/57104.

src/libcore/marker.rs

@@ -85,7 +85,7 @@ impl<T: ?Sized> !Send for *mut T { }
     on(parent_trait="std::path::Path", label="borrow the `Path` instead"),
     message="the size for values of type `{Self}` cannot be known at compilation time",
     label="doesn't have a size known at compile-time",
-    note="to learn more, visit <https://doc.rust-lang.org/book/second-edition/\
+    note="to learn more, visit <https://doc.rust-lang.org/book/\
           ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>",
 )]
 #[fundamental] // for Default, for example, which requires that `[T]: !Default` be evaluatable

src/libcore/ops/deref.rs

@@ -27,7 +27,7 @@
 /// [book] as well as the reference sections on [the dereference operator]
 /// [ref-deref-op], [method resolution] and [type coercions].
 ///
-/// [book]: ../../book/second-edition/ch15-02-deref.html
+/// [book]: ../../book/ch15-02-deref.html
 /// [`DerefMut`]: trait.DerefMut.html
 /// [more]: #more-on-deref-coercion
 /// [ref-deref-op]: ../../reference/expressions/operator-expr.html#the-dereference-operator
@@ -117,7 +117,7 @@ impl<T: ?Sized> Deref for &mut T {
 /// [book] as well as the reference sections on [the dereference operator]
 /// [ref-deref-op], [method resolution] and [type coercions].
 ///
-/// [book]: ../../book/second-edition/ch15-02-deref.html
+/// [book]: ../../book/ch15-02-deref.html
 /// [`Deref`]: trait.Deref.html
 /// [more]: #more-on-deref-coercion
 /// [ref-deref-op]: ../../reference/expressions/operator-expr.html#the-dereference-operator

src/libcore/ops/drop.rs

@@ -11,7 +11,7 @@
 /// Refer to [the chapter on `Drop` in *The Rust Programming Language*][book]
 /// for some more elaboration.
 ///
-/// [book]: ../../book/second-edition/ch15-03-drop.html
+/// [book]: ../../book/ch15-03-drop.html
 ///
 /// # Examples
 ///

src/libcore/ops/function.rs

@@ -27,7 +27,7 @@
 /// `Fn(usize, bool) -> usize`). Those interested in the technical details of
 /// this can refer to [the relevant section in the *Rustonomicon*][nomicon].
 ///
-/// [book]: ../../book/second-edition/ch13-01-closures.html
+/// [book]: ../../book/ch13-01-closures.html
 /// [`FnMut`]: trait.FnMut.html
 /// [`FnOnce`]: trait.FnOnce.html
 /// [function pointers]: ../../std/primitive.fn.html
@@ -95,7 +95,7 @@ pub trait Fn<Args> : FnMut<Args> {
 /// `Fn(usize, bool) -> usize`). Those interested in the technical details of
 /// this can refer to [the relevant section in the *Rustonomicon*][nomicon].
 ///
-/// [book]: ../../book/second-edition/ch13-01-closures.html
+/// [book]: ../../book/ch13-01-closures.html
 /// [`Fn`]: trait.Fn.html
 /// [`FnOnce`]: trait.FnOnce.html
 /// [function pointers]: ../../std/primitive.fn.html
@@ -173,7 +173,7 @@ pub trait FnMut<Args> : FnOnce<Args> {
 /// `Fn(usize, bool) -> usize`). Those interested in the technical details of
 /// this can refer to [the relevant section in the *Rustonomicon*][nomicon].
 ///
-/// [book]: ../../book/second-edition/ch13-01-closures.html
+/// [book]: ../../book/ch13-01-closures.html
 /// [`Fn`]: trait.Fn.html
 /// [`FnMut`]: trait.FnMut.html
 /// [function pointers]: ../../std/primitive.fn.html

src/librustc_mir/borrow_check/error_reporting.rs

@@ -723,7 +723,7 @@ impl<'cx, 'gcx, 'tcx> MirBorrowckCtxt<'cx, 'gcx, 'tcx> {
                      functions can only return borrows to data passed as arguments",
                 );
                 err.note(
-                    "to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch04-02-\
+                    "to learn more, visit <https://doc.rust-lang.org/book/ch04-02-\
                      references-and-borrowing.html#dangling-references>",
                 );
             } else {
@@ -2132,7 +2132,7 @@ impl<'tcx> AnnotatedBorrowFnSignature<'tcx> {
                     "argument and return type have the same lifetime due to lifetime elision rules",
                 );
                 diag.note(
-                    "to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch10-03-\
+                    "to learn more, visit <https://doc.rust-lang.org/book/ch10-03-\
                      lifetime-syntax.html#lifetime-elision>",
                 );
 

src/libstd/keyword_docs.rs

@@ -169,7 +169,7 @@ mod crate_keyword { }
 ///
 /// [Algebraic Data Types]: https://en.wikipedia.org/wiki/Algebraic_data_type
 /// [`Option`]: option/enum.Option.html
-/// [Rust Book]: https://doc.rust-lang.org/book/second-edition/ch06-01-defining-an-enum.html
+/// [Rust Book]: https://doc.rust-lang.org/book/ch06-01-defining-an-enum.html
 /// [Reference]: https://doc.rust-lang.org/reference/items/enumerations.html
 mod enum_keyword { }
 
@@ -211,7 +211,7 @@ mod enum_keyword { }
 /// For more information on FFI, check the [Rust book] or the [Reference].
 ///
 /// [Rust book]:
-/// https://doc.rust-lang.org/book/second-edition/ch19-01-unsafe-rust.html#using-extern-functions-to-call-external-code
+/// https://doc.rust-lang.org/book/ch19-01-unsafe-rust.html#using-extern-functions-to-call-external-code
 /// [Reference]: https://doc.rust-lang.org/reference/items/external-blocks.html
 mod extern_keyword { }
 
@@ -278,7 +278,7 @@ mod extern_keyword { }
 ///
 /// [`impl`]: keyword.impl.html
 /// [`extern`]: keyword.extern.html
-/// [Rust book]: https://doc.rust-lang.org/book/second-edition/ch03-03-how-functions-work.html
+/// [Rust book]: https://doc.rust-lang.org/book/ch03-03-how-functions-work.html
 /// [Reference]: https://doc.rust-lang.org/reference/items/functions.html
 mod fn_keyword { }
 
@@ -705,6 +705,6 @@ mod loop_keyword { }
 /// [Reference][reference].
 ///
 /// [`PhantomData`]: marker/struct.PhantomData.html
-/// [book]: https://doc.rust-lang.org/book/second-edition/ch05-01-defining-structs.html
+/// [book]: https://doc.rust-lang.org/book/ch05-01-defining-structs.html
 /// [reference]: https://doc.rust-lang.org/reference/items/structs.html
 mod struct_keyword { }

src/libstd/primitive_docs.rs

@@ -923,7 +923,7 @@ mod prim_usize { }
 /// For more information on how to use references, see [the book's section on "References and
 /// Borrowing"][book-refs].
 ///
-/// [book-refs]: ../book/second-edition/ch04-02-references-and-borrowing.html
+/// [book-refs]: ../book/ch04-02-references-and-borrowing.html
 ///
 /// # Trait implementations
 ///

src/test/ui/associated-types/associated-types-unsized.stderr

@@ -5,7 +5,7 @@ LL |     let x = t.get(); //~ ERROR the size for values of type
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `<T as Get>::Value`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where <T as Get>::Value: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature

src/test/ui/bad/bad-sized.stderr

@@ -11,7 +11,7 @@ LL |     let x: Vec<Trait + Sized> = Vec::new();
    |            ^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn Trait`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::vec::Vec`
 
 error[E0277]: the size for values of type `dyn Trait` cannot be known at compilation time
@@ -21,7 +21,7 @@ LL |     let x: Vec<Trait + Sized> = Vec::new();
    |                                 ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn Trait`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `<std::vec::Vec<T>>::new`
 
 error: aborting due to 3 previous errors

src/test/ui/consts/const-unsized.stderr

@@ -5,7 +5,7 @@ LL | const CONST_0: Debug+Sync = *(&0 as &(Debug+Sync));
    |                ^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::fmt::Debug + std::marker::Sync + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error[E0277]: the size for values of type `str` cannot be known at compilation time
   --> $DIR/const-unsized.rs:6:18
@@ -14,7 +14,7 @@ LL | const CONST_FOO: str = *"foo";
    |                  ^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error[E0277]: the size for values of type `(dyn std::fmt::Debug + std::marker::Sync + 'static)` cannot be known at compilation time
   --> $DIR/const-unsized.rs:9:18
@@ -23,7 +23,7 @@ LL | static STATIC_1: Debug+Sync = *(&1 as &(Debug+Sync));
    |                  ^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::fmt::Debug + std::marker::Sync + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error[E0277]: the size for values of type `str` cannot be known at compilation time
   --> $DIR/const-unsized.rs:12:20
@@ -32,7 +32,7 @@ LL | static STATIC_BAR: str = *"bar";
    |                    ^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error: aborting due to 4 previous errors
 

src/test/ui/dst/dst-bad-assign-2.stderr

@@ -5,7 +5,7 @@ LL |     f5.ptr = *z;
    |     ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn ToBar`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the left-hand-side of an assignment must have a statically known size
 
 error: aborting due to previous error

src/test/ui/dst/dst-bad-assign-3.stderr

@@ -14,7 +14,7 @@ LL |     f5.2 = Bar1 {f: 36};
    |     ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn ToBar`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the left-hand-side of an assignment must have a statically known size
 
 error: aborting due to 2 previous errors

src/test/ui/dst/dst-bad-assign.stderr

@@ -14,7 +14,7 @@ LL |     f5.ptr = Bar1 {f: 36};
    |     ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn ToBar`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the left-hand-side of an assignment must have a statically known size
 
 error: aborting due to 2 previous errors

src/test/ui/dst/dst-bad-deep-2.stderr

@@ -5,7 +5,7 @@ LL |     let h: &(([isize],),) = &(*g,);
    |                              ^^^^^ doesn't have a size known at compile-time
    |
    = help: within `(([isize],),)`, the trait `std::marker::Sized` is not implemented for `[isize]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `([isize],)`
    = note: required because it appears within the type `(([isize],),)`
    = note: tuples must have a statically known size to be initialized

src/test/ui/dst/dst-bad-deep.stderr

@@ -5,7 +5,7 @@ LL |     let h: &Fat<Fat<[isize]>> = &Fat { ptr: *g };
    |                                  ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Fat<Fat<[isize]>>`, the trait `std::marker::Sized` is not implemented for `[isize]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Fat<[isize]>`
    = note: required because it appears within the type `Fat<Fat<[isize]>>`
    = note: structs must have a statically known size to be initialized

src/test/ui/dst/dst-object-from-unsized-type.stderr

@@ -5,7 +5,7 @@ LL |     let u: &Foo = t;
    |                   ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: required for the cast to the object type `dyn Foo`
 
@@ -16,7 +16,7 @@ LL |     let v: &Foo = t as &Foo;
    |                   ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: required for the cast to the object type `dyn Foo`
 
@@ -27,7 +27,7 @@ LL |     let _: &[&Foo] = &["hi"];
    |                        ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 for the cast to the object type `dyn Foo`
 
 error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
@@ -37,7 +37,7 @@ LL |     let _: &Foo = x as &Foo;
    |                   ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 for the cast to the object type `dyn Foo`
 
 error: aborting due to 4 previous errors

src/test/ui/dst/dst-sized-trait-param.stderr

@@ -5,7 +5,7 @@ LL | impl Foo<[isize]> for usize { }
    |      ^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[isize]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error[E0277]: the size for values of type `[usize]` cannot be known at compilation time
   --> $DIR/dst-sized-trait-param.rs:10:6
@@ -14,7 +14,7 @@ LL | impl Foo<isize> for [usize] { }
    |      ^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[usize]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error: aborting due to 2 previous errors
 

src/test/ui/error-codes/E0277.stderr

@@ -5,7 +5,7 @@ LL | fn f(p: Path) { }
    |      ^ borrow the `Path` instead
    |
    = help: within `std::path::Path`, the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `std::path::Path`
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature

src/test/ui/extern/extern-types-unsized.stderr

@@ -5,7 +5,7 @@ LL |     assert_sized::<A>();
    |     ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `A`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `assert_sized`
   --> $DIR/extern-types-unsized.rs:19:1
    |
@@ -19,7 +19,7 @@ LL |     assert_sized::<Foo>();
    |     ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Foo`, the trait `std::marker::Sized` is not implemented for `A`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Foo`
 note: required by `assert_sized`
   --> $DIR/extern-types-unsized.rs:19:1
@@ -34,7 +34,7 @@ LL |     assert_sized::<Bar<A>>();
    |     ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Bar<A>`, the trait `std::marker::Sized` is not implemented for `A`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Bar<A>`
 note: required by `assert_sized`
   --> $DIR/extern-types-unsized.rs:19:1
@@ -49,7 +49,7 @@ LL |     assert_sized::<Bar<Bar<A>>>();
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Bar<Bar<A>>`, the trait `std::marker::Sized` is not implemented for `A`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Bar<A>`
    = note: required because it appears within the type `Bar<Bar<A>>`
 note: required by `assert_sized`

src/test/ui/feature-gates/feature-gate-trivial_bounds.stderr

@@ -95,7 +95,7 @@ LL | struct TwoStrs(str, str) where str: Sized; //~ ERROR
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: see issue #48214
    = help: add #![feature(trivial_bounds)] to the crate attributes to enable
 
@@ -108,7 +108,7 @@ LL | | }
    | |_^ doesn't have a size known at compile-time
    |
    = help: within `Dst<(dyn A + 'static)>`, the trait `std::marker::Sized` is not implemented for `(dyn A + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Dst<(dyn A + 'static)>`
    = help: see issue #48214
    = help: add #![feature(trivial_bounds)] to the crate attributes to enable
@@ -122,7 +122,7 @@ LL | | }
    | |_^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: see issue #48214
    = help: add #![feature(trivial_bounds)] to the crate attributes to enable
 

src/test/ui/feature-gates/feature-gate-unsized_locals.stderr

@@ -5,7 +5,7 @@ LL | fn f(f: FnOnce()) {}
    |      ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::ops::FnOnce() + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/generator/sized-yield.stderr

@@ -9,7 +9,7 @@ LL | |    };
    | |____^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the yield type of a generator must have a statically known size
 
 error[E0277]: the size for values of type `str` cannot be known at compilation time
@@ -19,7 +19,7 @@ LL |    unsafe { gen.resume(); }
    |                 ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error: aborting due to 2 previous errors
 

src/test/ui/issues/issue-14366.stderr

@@ -5,7 +5,7 @@ LL |     let _x = "test" as &::std::any::Any;
    |              ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 for the cast to the object type `dyn std::any::Any`
 
 error: aborting due to previous error

src/test/ui/issues/issue-15756.stderr

@@ -5,7 +5,7 @@ LL |     &mut something
    |          ^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[T]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/issues/issue-17651.stderr

@@ -5,7 +5,7 @@ LL |     (|| Box::new(*(&[0][..])))();
    |         ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[{integer}]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `<std::boxed::Box<T>>::new`
 
 error: aborting due to previous error

src/test/ui/issues/issue-18107.stderr

@@ -5,7 +5,7 @@ LL |     AbstractRenderer
    |     ^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn AbstractRenderer + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the return type of a function must have a statically known size
 
 error: aborting due to previous error

src/test/ui/issues/issue-18919.stderr

@@ -7,7 +7,7 @@ LL | | }
    | |_^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn for<'r> std::ops::Fn(&'r isize) -> isize`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::option::Option`
 
 error: aborting due to previous error

src/test/ui/issues/issue-20005.stderr

@@ -9,7 +9,7 @@ LL | |     }
    | |_____^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Self`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Self: std::marker::Sized` bound
 note: required by `From`
   --> $DIR/issue-20005.rs:1:1

src/test/ui/issues/issue-20433.stderr

@@ -5,7 +5,7 @@ LL |     fn iceman(c: Vec<[i32]>) {}
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[i32]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::vec::Vec`
 
 error: aborting due to previous error

src/test/ui/issues/issue-20605.stderr

@@ -5,7 +5,7 @@ LL |     for item in *things { *item = 0 }
    |                 ^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `dyn std::iter::Iterator<Item=&mut u8>`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::iter::IntoIterator::into_iter`
 
 error: aborting due to previous error

src/test/ui/issues/issue-22874.stderr

@@ -5,7 +5,7 @@ LL |     rows: [[String]],
    |     ^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[std::string::String]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: slice and array elements must have `Sized` type
 
 error: aborting due to previous error

src/test/ui/issues/issue-23281.stderr

@@ -5,7 +5,7 @@ LL |     pub fn function(funs: Vec<Fn() -> ()>) {}
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::ops::Fn() + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::vec::Vec`
 
 error: aborting due to previous error

src/test/ui/issues/issue-24446.stderr

@@ -5,7 +5,7 @@ LL |     static foo: Fn() -> u32 = || -> u32 {
    |                 ^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::ops::Fn() -> u32 + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error: aborting due to previous error
 

src/test/ui/issues/issue-27060-2.stderr

@@ -5,7 +5,7 @@ LL |     data: T, //~ ERROR the size for values of type
    |     ^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: the last field of a packed struct may only have a dynamically sized type if it does not need drop to be run
 

src/test/ui/issues/issue-27078.stderr

@@ -5,7 +5,7 @@ LL |     fn foo(self) -> &'static i32 {
    |            ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Self`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Self: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature

src/test/ui/issues/issue-30355.stderr

@@ -5,7 +5,7 @@ LL |     &X(*Y)
    |      ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/issues/issue-35988.stderr

@@ -5,7 +5,7 @@ LL |     V([Box<E>]),
    |       ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[std::boxed::Box<E>]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error: aborting due to previous error

src/test/ui/issues/issue-38954.stderr

@@ -5,7 +5,7 @@ LL | fn _test(ref _p: str) {}
    |                       ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/issues/issue-41229-ref-str.stderr

@@ -5,7 +5,7 @@ LL | pub fn example(ref s: str) {}
    |                            ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/issues/issue-42312.stderr

@@ -5,7 +5,7 @@ LL |     fn baz(_: Self::Target) where Self: Deref {}
    |                             ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `<Self as std::ops::Deref>::Target`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where <Self as std::ops::Deref>::Target: std::marker::Sized` bound
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -17,7 +17,7 @@ LL | pub fn f(_: ToString) {}
    |                       ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::string::ToString + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/issues/issue-54410.stderr

@@ -5,7 +5,7 @@ LL |     pub static mut symbol: [i8];
    |                            ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[i8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
 
 error: aborting due to previous error
 

src/test/ui/issues/issue-5883.stderr

@@ -5,7 +5,7 @@ LL | fn new_struct(r: A+'static)
    |               ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn A + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 
@@ -16,7 +16,7 @@ LL |     -> Struct { //~^ ERROR the size for values of type
    |        ^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Struct`, the trait `std::marker::Sized` is not implemented for `(dyn A + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Struct`
    = note: the return type of a function must have a statically known size
 

src/test/ui/mismatched_types/cast-rfc0401.stderr

@@ -223,7 +223,7 @@ LL |     let _ = fat_v as *const Foo; //~ ERROR the size for values of type
    |             ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 for the cast to the object type `dyn Foo`
 
 error[E0277]: the size for values of type `str` cannot be known at compilation time
@@ -233,7 +233,7 @@ LL |     let _ = a as *const Foo; //~ ERROR the size for values of type
    |             ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 for the cast to the object type `dyn Foo`
 
 error[E0606]: casting `&{float}` as `f32` is invalid

src/test/ui/nll/issue-52534.stderr

@@ -10,7 +10,7 @@ LL | }
    | - ...but `x` will be dropped here, when the function `bar` returns
    |
    = note: functions cannot return a borrow to data owned within the function's scope, functions can only return borrows to data passed as arguments
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch04-02-references-and-borrowing.html#dangling-references>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch04-02-references-and-borrowing.html#dangling-references>
 
 error[E0597]: `y` does not live long enough
   --> $DIR/issue-52534.rs:18:26
@@ -24,7 +24,7 @@ LL | }
    | - ...but `y` will be dropped here, when the function `foobar` returns
    |
    = note: functions cannot return a borrow to data owned within the function's scope, functions can only return borrows to data passed as arguments
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch04-02-references-and-borrowing.html#dangling-references>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch04-02-references-and-borrowing.html#dangling-references>
 
 error: aborting due to 2 previous errors
 

src/test/ui/range/range-1.stderr

@@ -19,7 +19,7 @@ LL |     let range = *arr..;
    |                 ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[{integer}]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::ops::RangeFrom`
 
 error: aborting due to 3 previous errors

src/test/ui/resolve/issue-5035-2.stderr

@@ -5,7 +5,7 @@ LL | fn foo(_x: K) {}
    |        ^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn I + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/str/str-array-assignment.stderr

@@ -28,7 +28,7 @@ LL |   let v = s[..2];
    |       doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/str/str-mut-idx.stderr

@@ -5,7 +5,7 @@ LL |     s[1..2] = bot();
    |               ^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `bot`
   --> $DIR/str-mut-idx.rs:1:1
    |
@@ -19,7 +19,7 @@ LL |     s[1..2] = bot();
    |     ^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the left-hand-side of an assignment must have a statically known size
 
 error[E0277]: the type `str` cannot be mutably indexed by `usize`

src/test/ui/substs-ppaux.normal.stderr

@@ -41,7 +41,7 @@ LL |     <str as Foo<u8>>::bar;
    |     ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 `Foo<'_, '_, u8>` for `str`
 note: required by `Foo::bar`
   --> $DIR/substs-ppaux.rs:7:5

src/test/ui/substs-ppaux.verbose.stderr

@@ -41,7 +41,7 @@ LL |     <str as Foo<u8>>::bar;
    |     ^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 `Foo<'_#0r, '_#1r, u8>` for `str`
 note: required by `Foo::bar`
   --> $DIR/substs-ppaux.rs:7:5

src/test/ui/suggestions/path-by-value.stderr

@@ -5,7 +5,7 @@ LL | fn f(p: Path) { }
    |      ^ borrow the `Path` instead
    |
    = help: within `std::path::Path`, the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `std::path::Path`
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature

src/test/ui/traits/trait-bounds-not-on-bare-trait.stderr

@@ -5,7 +5,7 @@ LL | fn foo(_x: Foo + Send) {
    |        ^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn Foo + std::marker::Send + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/traits/trait-suggest-where-clause.stderr

@@ -5,7 +5,7 @@ LL |     mem::size_of::<U>();
    |     ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `U`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where U: std::marker::Sized` bound
    = note: required by `std::mem::size_of`
 
@@ -16,7 +16,7 @@ LL |     mem::size_of::<Misc<U>>();
    |     ^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Misc<U>`, the trait `std::marker::Sized` is not implemented for `U`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where U: std::marker::Sized` bound
    = note: required because it appears within the type `Misc<U>`
    = note: required by `std::mem::size_of`
@@ -54,7 +54,7 @@ LL |     mem::size_of::<[T]>();
    |     ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[T]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::mem::size_of`
 
 error[E0277]: the size for values of type `[&U]` cannot be known at compilation time
@@ -64,7 +64,7 @@ LL |     mem::size_of::<[&U]>();
    |     ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[&U]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::mem::size_of`
 
 error: aborting due to 7 previous errors

src/test/ui/trivial-bounds/trivial-bounds-leak.stderr

@@ -5,7 +5,7 @@ LL | fn cant_return_str() -> str { //~ ERROR
    |                         ^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: the return type of a function must have a statically known size
 
 error[E0599]: no method named `test` found for type `i32` in the current scope

src/test/ui/union/union-sized-field.stderr

@@ -5,7 +5,7 @@ LL |     value: T,
    |     ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: no field of a union may have a dynamically sized type
 
@@ -16,7 +16,7 @@ LL |     value: T,
    |     ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: only the last field of a struct may have a dynamically sized type
 
@@ -27,7 +27,7 @@ LL |     Value(T),
    |           ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 

src/test/ui/union/union-unsized.stderr

@@ -5,7 +5,7 @@ LL |     a: str,
    |     ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of a union may have a dynamically sized type
 
 error[E0277]: the size for values of type `str` cannot be known at compilation time
@@ -15,7 +15,7 @@ LL |     b: str,
    |     ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of a union may have a dynamically sized type
 
 error: aborting due to 2 previous errors

src/test/ui/unsized-locals/issue-50940-with-feature.stderr

@@ -5,7 +5,7 @@ LL |     A as fn(str) -> A<str>;
    |     ^ doesn't have a size known at compile-time
    |
    = help: within `main::A<str>`, the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `main::A<str>`
    = note: the return type of a function must have a statically known size
 

src/test/ui/unsized-locals/issue-50940.stderr

@@ -5,7 +5,7 @@ LL |     A as fn(str) -> A<str>;
    |     ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/unsized-locals/unsized-exprs.stderr

@@ -5,7 +5,7 @@ LL |     udrop::<(i32, [u8])>((42, *foo()));
    |                          ^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `({integer}, [u8])`, the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `({integer}, [u8])`
    = note: tuples must have a statically known size to be initialized
 
@@ -16,7 +16,7 @@ LL |     udrop::<A<[u8]>>(A { 0: *foo() });
    |                      ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `A<[u8]>`, the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `A<[u8]>`
    = note: structs must have a statically known size to be initialized
 
@@ -27,7 +27,7 @@ LL |     udrop::<A<[u8]>>(A(*foo()));
    |                      ^ doesn't have a size known at compile-time
    |
    = help: within `A<[u8]>`, the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `A<[u8]>`
    = note: the return type of a function must have a statically known size
 

src/test/ui/unsized-locals/unsized-exprs3.stderr

@@ -5,7 +5,7 @@ LL |     udrop as fn([u8]);
    |     ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: all function arguments must have a statically known size
    = help: unsized locals are gated as an unstable feature
 

src/test/ui/unsized/unsized-bare-typaram.stderr

@@ -5,7 +5,7 @@ LL | fn foo<T: ?Sized>() { bar::<T>() }
    |                       ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
 note: required by `bar`
   --> $DIR/unsized-bare-typaram.rs:1:1

src/test/ui/unsized/unsized-enum.stderr

@@ -5,7 +5,7 @@ LL | fn foo2<T: ?Sized>() { not_sized::<Foo<T>>() }
    |                                    ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
 note: required by `Foo`
   --> $DIR/unsized-enum.rs:4:1

src/test/ui/unsized/unsized-enum2.stderr

@@ -5,7 +5,7 @@ LL |     VA(W),
    |        ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `W`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where W: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -16,7 +16,7 @@ LL |     VB{x: X},
    |        ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -27,7 +27,7 @@ LL |     VC(isize, Y),
    |               ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Y`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Y: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -38,7 +38,7 @@ LL |     VD{u: isize, x: Z},
    |                  ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Z`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Z: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -49,7 +49,7 @@ LL |     VE([u8]),
    |        ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `str` cannot be known at compilation time
@@ -59,7 +59,7 @@ LL |     VF{x: str},
    |        ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `[f32]` cannot be known at compilation time
@@ -69,7 +69,7 @@ LL |     VG(isize, [f32]),
    |               ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[f32]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `[u32]` cannot be known at compilation time
@@ -79,7 +79,7 @@ LL |     VH{u: isize, x: [u32]},
    |                  ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u32]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `(dyn Foo + 'static)` cannot be known at compilation time
@@ -89,7 +89,7 @@ LL |     VM(Foo),
    |        ^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn Foo + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `(dyn Bar + 'static)` cannot be known at compilation time
@@ -99,7 +99,7 @@ LL |     VN{x: Bar},
    |        ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn Bar + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `(dyn FooBar + 'static)` cannot be known at compilation time
@@ -109,7 +109,7 @@ LL |     VO(isize, FooBar),
    |               ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn FooBar + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `(dyn BarFoo + 'static)` cannot be known at compilation time
@@ -119,7 +119,7 @@ LL |     VP{u: isize, x: BarFoo},
    |                  ^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn BarFoo + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `[i8]` cannot be known at compilation time
@@ -129,7 +129,7 @@ LL |     VQ(<&'static [i8] as Deref>::Target),
    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[i8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `[char]` cannot be known at compilation time
@@ -139,7 +139,7 @@ LL |     VR{x: <&'static [char] as Deref>::Target},
    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[char]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `[f64]` cannot be known at compilation time
@@ -149,7 +149,7 @@ LL |     VS(isize, <&'static [f64] as Deref>::Target),
    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[f64]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `[i32]` cannot be known at compilation time
@@ -159,7 +159,7 @@ LL |     VT{u: isize, x: <&'static [i32] as Deref>::Target},
    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[i32]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: no field of an enum variant may have a dynamically sized type
 
 error[E0277]: the size for values of type `(dyn PathHelper1 + 'static)` cannot be known at compilation time
@@ -169,7 +169,7 @@ LL |     VI(Path1),
    |        ^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Path1`, the trait `std::marker::Sized` is not implemented for `(dyn PathHelper1 + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Path1`
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -180,7 +180,7 @@ LL |     VJ{x: Path2},
    |        ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Path2`, the trait `std::marker::Sized` is not implemented for `(dyn PathHelper2 + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Path2`
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -191,7 +191,7 @@ LL |     VK(isize, Path3),
    |               ^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Path3`, the trait `std::marker::Sized` is not implemented for `(dyn PathHelper3 + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Path3`
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -202,7 +202,7 @@ LL |     VL{u: isize, x: Path4},
    |                  ^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Path4`, the trait `std::marker::Sized` is not implemented for `(dyn PathHelper4 + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 it appears within the type `Path4`
    = note: no field of an enum variant may have a dynamically sized type
 

src/test/ui/unsized/unsized-inherent-impl-self-type.stderr

@@ -5,7 +5,7 @@ LL | impl<X: ?Sized> S5<X> {
    |                 ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
 note: required by `S5`
   --> $DIR/unsized-inherent-impl-self-type.rs:5:1

src/test/ui/unsized/unsized-struct.stderr

@@ -5,7 +5,7 @@ LL | fn foo2<T: ?Sized>() { not_sized::<Foo<T>>() }
    |                                    ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
 note: required by `Foo`
   --> $DIR/unsized-struct.rs:4:1
@@ -20,7 +20,7 @@ LL | fn bar2<T: ?Sized>() { is_sized::<Bar<T>>() }
    |                        ^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `Bar<T>`, the trait `std::marker::Sized` is not implemented for `T`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where T: std::marker::Sized` bound
    = note: required because it appears within the type `Bar<T>`
 note: required by `is_sized`

src/test/ui/unsized/unsized-trait-impl-self-type.stderr

@@ -5,7 +5,7 @@ LL | impl<X: ?Sized> T3<X> for S5<X> {
    |                 ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
 note: required by `S5`
   --> $DIR/unsized-trait-impl-self-type.rs:8:1

src/test/ui/unsized/unsized-trait-impl-trait-arg.stderr

@@ -5,7 +5,7 @@ LL | impl<X: ?Sized> T2<X> for S4<X> {
    |                 ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
 
 error: aborting due to previous error

src/test/ui/unsized3.stderr

@@ -5,7 +5,7 @@ LL |     f2::<X>(x);
    |     ^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
 note: required by `f2`
   --> $DIR/unsized3.rs:10:1
@@ -20,7 +20,7 @@ LL |     f4::<X>(x);
    |     ^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
 note: required by `f4`
   --> $DIR/unsized3.rs:21:1
@@ -35,7 +35,7 @@ LL |     f5(x1);
    |     ^^ doesn't have a size known at compile-time
    |
    = help: within `S<X>`, the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: required because it appears within the type `S<X>`
 note: required by `f5`
@@ -51,7 +51,7 @@ LL |     f5(&(*x1, 34));
    |     ^^ doesn't have a size known at compile-time
    |
    = help: within `S<X>`, the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: required because it appears within the type `S<X>`
    = note: only the last element of a tuple may have a dynamically sized type
@@ -63,7 +63,7 @@ LL |     f5(&(32, *x1));
    |         ^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `({integer}, S<X>)`, the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: required because it appears within the type `S<X>`
    = note: required because it appears within the type `({integer}, S<X>)`
@@ -76,7 +76,7 @@ LL |     f5(&(32, *x1));
    |     ^^ doesn't have a size known at compile-time
    |
    = help: within `({integer}, S<X>)`, the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: required because it appears within the type `S<X>`
    = note: required because it appears within the type `({integer}, S<X>)`

src/test/ui/unsized5.stderr

@@ -5,7 +5,7 @@ LL |     f1: X,
    |     ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: only the last field of a struct may have a dynamically sized type
 
@@ -16,7 +16,7 @@ LL |     g: X,
    |     ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: only the last field of a struct may have a dynamically sized type
 
@@ -27,7 +27,7 @@ LL |     f: str,
    |     ^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `str`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: only the last field of a struct may have a dynamically sized type
 
 error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
@@ -37,7 +37,7 @@ LL |     f: [u8],
    |     ^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: only the last field of a struct may have a dynamically sized type
 
 error[E0277]: the size for values of type `X` cannot be known at compilation time
@@ -47,7 +47,7 @@ LL |     V1(X, isize),
    |        ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 
@@ -58,7 +58,7 @@ LL |     V2{f1: X, f: isize},
    |        ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: no field of an enum variant may have a dynamically sized type
 

src/test/ui/unsized6.stderr

@@ -5,7 +5,7 @@ LL |     let y: Y;
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Y`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Y: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -17,7 +17,7 @@ LL |     let _: (isize, (X, isize));
    |            ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: only the last element of a tuple may have a dynamically sized type
 
@@ -28,7 +28,7 @@ LL |     let y: (isize, (Z, usize));
    |            ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Z`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Z: std::marker::Sized` bound
    = note: only the last element of a tuple may have a dynamically sized type
 
@@ -39,7 +39,7 @@ LL |     let y: X;
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -51,7 +51,7 @@ LL |     let y: (isize, (Y, isize));
    |            ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `Y`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where Y: std::marker::Sized` bound
    = note: only the last element of a tuple may have a dynamically sized type
 
@@ -62,7 +62,7 @@ LL |     let y: X = *x1;
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -74,7 +74,7 @@ LL |     let y = *x2;
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -86,7 +86,7 @@ LL |     let (y, z) = (*x3, 4);
    |          ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -98,7 +98,7 @@ LL |     let y: X = *x1;
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -110,7 +110,7 @@ LL |     let y = *x2;
    |         ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -122,7 +122,7 @@ LL |     let (y, z) = (*x3, 4);
    |          ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -134,7 +134,7 @@ LL | fn g1<X: ?Sized>(x: X) {}
    |                  ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature
@@ -146,7 +146,7 @@ LL | fn g2<X: ?Sized + T>(x: X) {}
    |                      ^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
    = note: all local variables must have a statically known size
    = help: unsized locals are gated as an unstable feature

src/test/ui/unsized7.stderr

@@ -5,7 +5,7 @@ LL | impl<X: ?Sized + T> T1<X> for S3<X> {
    |                     ^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `X`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = help: consider adding a `where X: std::marker::Sized` bound
 
 error: aborting due to previous error

src/test/ui/wf/wf-array-elem-sized.stderr

@@ -5,7 +5,7 @@ LL |     foo: [[u8]], //~ ERROR E0277
    |     ^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `[u8]`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
    = note: slice and array elements must have `Sized` type
 
 error: aborting due to previous error

src/test/ui/wf/wf-fn-where-clause.stderr

@@ -20,7 +20,7 @@ LL | fn bar() where Vec<dyn Copy>:, {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `std::marker::Sized` is not implemented for `(dyn std::marker::Copy + 'static)`
-   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
+   = 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 by `std::vec::Vec`
 
 error[E0038]: the trait `std::marker::Copy` cannot be made into an object