Toolchain upgrade to nightly-2023-12-08 failed

[github-actions]

Updating Rust toolchain from nightly-2023-12-07 to nightly-2023-12-08 requires source changes.
The failed automated run can be found here.
Please review the changes at https://github.com/rust-lang/rust from rust-lang/rust@1fdfe12 up to rust-lang/rust@503e129. The log for this commit range is:
rust-lang/rust@503e129328 Auto merge of #118568 - DianQK:no-builtins-symbols, r=pnkfelix
rust-lang/rust@0e7f91b75e Auto merge of #118324 - RalfJung:ctfe-read-only-pointers, r=saethlin
rust-lang/rust@8188bd4548 avoid marking as immutable what is already immutable
rust-lang/rust@29c95e98e3 also print 'immutable' flag
rust-lang/rust@4d93590d59 compile-time evaluation: emit a lint when a write through an immutable pointer occurs
rust-lang/rust@cb86303342 ctfe interpreter: extend provenance so that it can track whether a pointer is immutable
rust-lang/rust@f16c81fa79 Auto merge of #118706 - Urgau:update-rccg-gcc-libc, r=GuillaumeGomez
rust-lang/rust@0ed3b6850e Allow internal_features in rustc_codegen_gcc examples
rust-lang/rust@57fec79bec Auto merge of #118675 - petrochenkov:macreach, r=davidtwco
rust-lang/rust@61f62f19fe Update rustc_codegen_gcc libc
rust-lang/rust@7df0c211ac Auto merge of #118635 - nnethercote:fewer-early-errors, r=davidtwco
rust-lang/rust@b9540b7db9 Auto merge of #118463 - cuviper:restore-cg_gcc-ci, r=cuviper,GuillaumeGomez
rust-lang/rust@f90f898fa5 Auto merge of #118685 - compiler-errors:stack-dependent, r=lcnr
rust-lang/rust@568f6a8641 Auto merge of #116565 - Sword-Destiny:master, r=Amanieu
rust-lang/rust@e353eb91fb add teeos std impl
rust-lang/rust@c9d85d67c4 Auto merge of #117960 - zhiqiangxu:dry, r=workingjubilee
rust-lang/rust@670188cec9 Auto merge of #118684 - compiler-errors:yeet-poly-gen-sig, r=spastorino
rust-lang/rust@8235469e48 Auto merge of #118687 - matthiaskrgr:rollup-317ztgu, r=matthiaskrgr
rust-lang/rust@3c1357ca6b Rollup merge of #118681 - celinval:fix-foreign-item, r=ouz-a
rust-lang/rust@cf78a79020 Rollup merge of #118660 - cuviper:alloc_str, r=petrochenkov
rust-lang/rust@1b391d4ae4 Rollup merge of #118504 - compiler-errors:must-use, r=WaffleLapkin
rust-lang/rust@aefbbc6dc6 Rollup merge of #118317 - bvanjoi:fix-118295, r=petrochenkov
rust-lang/rust@78d2061390 Rollup merge of #118177 - sivadeilra:suppress-llvm-warnings, r=cuviper
rust-lang/rust@f546b44ecd Rollup merge of #117981 - Urgau:check-cfg-remove-deprecated-syntax, r=b-naber
rust-lang/rust@d732c3b756 EvaluatedToUnknown -> EvaluatedToAmbigStackDependent, EvaluatedToRecur -> EvaluatedToErrStackDependent
rust-lang/rust@1ec3ef7d81 Yeet PolyGenSig
rust-lang/rust@4a75d1893e Also add an API to check if an instance has body
rust-lang/rust@1bcd162465 Fix is_foreign_item for StableMIR instance
rust-lang/rust@0f14e8ea74 tip for define macro name after macro_rules!
rust-lang/rust@55d08f50ea privacy: Simplify update_macro_reachable
rust-lang/rust@92bf40ffe3 rustc_arena: add alloc_str
rust-lang/rust@75d76c8ffe Don't repeat yourself
rust-lang/rust@618409901a Fewer early errors.
rust-lang/rust@3f0369e0f2 Remove deprecated --check-cfg names() and values() syntax
rust-lang/rust@9a942390bf Update unexpected_cfgs lint definition with new syntax and diagnostics
rust-lang/rust@9b4fe38903 Use new check-cfg syntax in rustc_llvm build script
rust-lang/rust@801bc561bc Update bootstrap libc to 0.2.150
rust-lang/rust@35ac2816a0 Factor out some repeated code.
rust-lang/rust@ca0738f981 Consider only #[no_mangle] as builtin functions
rust-lang/rust@9ed0d11efb Avoid adding compiler-used functions to symbols.o
rust-lang/rust@dc20566c01 Fix cg_gcc CI run
rust-lang/rust@d1009a42d8 Enforce must_use on associated types and RPITITs
rust-lang/rust@0a3fd37ed8 Re-enable rustc_codegen_gcc tests in CI
rust-lang/rust@84bc8f037a fix long lines
rust-lang/rust@6773fd1a9a suppress warnings on msvc