Toolchain upgrade to nightly-2025-09-18 failed

[github-actions]

Updating Rust toolchain from nightly-2025-09-17 to nightly-2025-09-18 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@a9d0a6f up to rust-lang/rust@4645a79. The log for this commit range is:
rust-lang/rust@4645a79881 Auto merge of #139849 - thaliaarchi:args/zkvm, r=ibraheemdev
rust-lang/rust@5d1b897a07 Auto merge of #146331 - RalfJung:copy-prov-repeat, r=oli-obk
rust-lang/rust@ce6daf3d5a Auto merge of #142915 - cjgillot:dest-prop-default, r=saethlin
rust-lang/rust@2ebb1263e3 Auto merge of #146666 - Zalathar:rollup-m2b8low, r=Zalathar
rust-lang/rust@4e6640be66 Rollup merge of #146631 - Zalathar:di-builder, r=nnethercote
rust-lang/rust@76f115942d Rollup merge of #146588 - Gelbpunkt:musl-default-linking-test, r=jieyouxu
rust-lang/rust@61f53585aa Rollup merge of #146581 - estebank:issue-146489, r=lcnr
rust-lang/rust@6473a0f02d Rollup merge of #146564 - cjgillot:mir-nolen, r=scottmcm
rust-lang/rust@577f18ffe2 Rollup merge of #146552 - cjgillot:resume-noremap, r=jackh726
rust-lang/rust@c7af12ecc8 Rollup merge of #146460 - simp4t7:add-tidy-readme, r=clubby789
rust-lang/rust@cefd932520 Rollup merge of #146410 - hkBst:repeat-1, r=jhpratt
rust-lang/rust@79f8acb45b Rollup merge of #146259 - camsteffen:remove-the-box, r=jackh726
rust-lang/rust@c2e8264b34 Rollup merge of #145838 - dianne:non-extending-super-let, r=jackh726,traviscross
rust-lang/rust@6ad98750e0 Rollup merge of #145660 - jbatez:darwin_objc, r=jdonszelmann,madsmtm,tmandry
rust-lang/rust@f21a9c94cf Rollup merge of #145181 - Borgerr:remove-fixme-from-has-sigdrop, r=lcnr
rust-lang/rust@f104ecfba6 Rollup merge of #145071 - cuviper:min-llvm-20, r=nikic
rust-lang/rust@feeb68eb5e Rollup merge of #144871 - Kivooeo:btree_entry_insert-stabilize, r=jhpratt
rust-lang/rust@9d93fab3a1 Rollup merge of #142807 - sourcefrog:failfast, r=dtolnay
rust-lang/rust@ba4b6437b3 Auto merge of #146656 - weihanglo:update-cargo, r=weihanglo
rust-lang/rust@eddd755f28 Bless ui.
rust-lang/rust@fe3a784ef2 Do not renumber resume local.
rust-lang/rust@40d879a47f Add test.
rust-lang/rust@de73af9ec4 Add test.
rust-lang/rust@f018b46558 Update docs.
rust-lang/rust@53b91ea87f Remove Rvalue::Len.
rust-lang/rust@44c1a00a2f Enable DestinationPropagation by default.
rust-lang/rust@3f1552a273 Auto merge of #146650 - matthiaskrgr:rollup-rjrklz9, r=matthiaskrgr