Rollup of 7 pull requests

[Kobzol]

Successful merges:

• tests: Fix duplicated-path-in-error fail with musl #142301 (tests: Fix duplicated-path-in-error fail with musl)
• Move several float tests to floats/mod.rs #143738 (Move several float tests to floats/mod.rs)
• Adjust run_make_support::symbols helpers #143837 (Adjust run_make_support::symbols helpers)
• Constify Index traits #143921 (Constify Index traits)
• Remove deprecated fields in bootstrap #143926 (Remove deprecated fields in bootstrap)
• rustc_type_ir/walk: move docstring to TypeWalker itself #143935 (rustc_type_ir/walk: move docstring to TypeWalker itself)
• Update books #143938 (Update books)

Failed merges:

• Port #[coverage] to the new attribute system #143891 (Port #[coverage] to the new attribute system)

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[Kobzol]

@bors r+ rollup=never p=5

[bors]

📌 Commit 8aba8d8 has been approved by Kobzol

It is now in the queue for this repository.

[rust-log-analyzer]

The job aarch64-gnu-llvm-19-1 failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

6    |
7    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
-    = note: see issue #67792 <https://github.com/rust-lang/rust/issues/67792> for more information
+    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
9    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
10    = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
11 


The actual stderr differed from the expected stderr
To update references, rerun the tests and pass the `--bless` flag
To only update this specific test, also pass `--test-args consts/const-eval/ub-slice-get-unchecked.rs`

error: 1 errors occurred comparing output.
status: exit status: 1
command: env -u RUSTC_LOG_COLOR RUSTC_ICE="0" RUST_BACKTRACE="short" "/checkout/obj/build/aarch64-unknown-linux-gnu/stage2/bin/rustc" "/checkout/tests/ui/consts/const-eval/ub-slice-get-unchecked.rs" "-Zthreads=1" "-Zsimulate-remapped-rust-src-base=/rustc/FAKE_PREFIX" "-Ztranslate-remapped-path-to-local-path=no" "-Z" "ignore-directory-in-diagnostics-source-blocks=/cargo" "-Z" "ignore-directory-in-diagnostics-source-blocks=/checkout/vendor" "--sysroot" "/checkout/obj/build/aarch64-unknown-linux-gnu/stage2" "--target=aarch64-unknown-linux-gnu" "--check-cfg" "cfg(test,FALSE)" "--error-format" "json" "--json" "future-incompat" "-Ccodegen-units=1" "-Zui-testing" "-Zdeduplicate-diagnostics=no" "-Zwrite-long-types-to-disk=no" "-Cstrip=debuginfo" "--emit" "metadata" "-C" "prefer-dynamic" "--out-dir" "/checkout/obj/build/aarch64-unknown-linux-gnu/test/ui/consts/const-eval/ub-slice-get-unchecked" "-A" "unused" "-A" "internal_features" "-A" "unused_parens" "-A" "unused_braces" "-Crpath" "-Cdebuginfo=0" "-Lnative=/checkout/obj/build/aarch64-unknown-linux-gnu/native/rust-test-helpers"
stdout: none
--- stderr -------------------------------
error[E0658]: cannot call conditionally-const method `core::slice::<impl [()]>::get_unchecked::<std::ops::Range<usize>>` in constants
##[error]  --> /checkout/tests/ui/consts/const-eval/ub-slice-get-unchecked.rs:7:29
   |
LL | const B: &[()] = unsafe { A.get_unchecked(3..1) };
   |                             ^^^^^^^^^^^^^^^^^^^
   |
   = note: calls in constants are limited to constant functions, tuple structs and tuple variants
   = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
   = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error: `core::slice::<impl [T]>::get_unchecked` is not yet stable as a const fn
##[error]  --> /checkout/tests/ui/consts/const-eval/ub-slice-get-unchecked.rs:7:27
   |
LL | const B: &[()] = unsafe { A.get_unchecked(3..1) };
   |                           ^^^^^^^^^^^^^^^^^^^^^
   |
help: add `#![feature(const_index)]` to the crate attributes to enable
   |
LL + #![feature(const_index)]

[matthiaskrgr]

@bors r-

[jieyouxu]

#143921