Automatic toolchain upgrade to nightly-2025-08-20

[github-actions]

Update Rust toolchain from nightly-2025-08-19 to nightly-2025-08-20 without any other source changes.

[github-actions]

This is an automatically generated pull request. If any of the CI checks fail,
manual intervention is required. In such a case, review the changes at
https://github.com/rust-lang/rust from
rust-lang/rust@9eb4a26 up to
rust-lang/rust@05f5a58. The log
for this commit range is:

https://github.com/rust-lang/rust/commit/05f5a58e84 Auto merge of #145600 - jieyouxu:rollup-jw0bpnt, r=jieyouxu

rust-lang/rust@16ad385579 Auto merge of #145599 - jieyouxu:rollup-523cxhm, r=jieyouxu
rust-lang/rust@4090d98b67 Rollup merge of #145537 - zachs18:metasized-negative-bound-fix, r=davidtwco
rust-lang/rust@e39295235c Rollup merge of #145533 - smoelius:patch-2, r=lqd
rust-lang/rust@b709cf50db Rollup merge of #145532 - bvanjoi:debug-resolve-module, r=petrochenkov
rust-lang/rust@dc945d9e4c Rollup merge of #145511 - semarie:push-rnytptsoxrxn, r=joshtriplett
rust-lang/rust@e3576b2d76 Rollup merge of #145510 - cjgillot:visit-async-drop, r=davidtwco
rust-lang/rust@3134f22d8b Rollup merge of #145505 - cjgillot:tweak-span-cache, r=petrochenkov
rust-lang/rust@758866d48b Rollup merge of #145500 - JonathanBrouwer:must_use_target, r=jdonszelmann
rust-lang/rust@3a3c4dbaa6 Rollup merge of #145493 - fee1-dead-contrib:push-rsqlqymxyyqp, r=jdonszelmann
rust-lang/rust@caabaf77ab Rollup merge of #145490 - Kobzol:bootstrap-io-tracing, r=jieyouxu
rust-lang/rust@32c20b91e9 Rollup merge of #145486 - Urgau:unicode-mention, r=lqd
rust-lang/rust@b638266f23 Rollup merge of #145474 - fmease:paren-use-bounds-fix, r=fee1-dead
rust-lang/rust@9a5c00a673 Rollup merge of #145464 - Kivooeo:stabilize-const_pathbuf_osstring_new, r=ibraheemdev
rust-lang/rust@b1a7bac798 Rollup merge of #145452 - Kobzol:bootstrap-strip, r=jieyouxu
rust-lang/rust@62227334ae Rollup merge of #145429 - bjorn3:codegen_fn_attrs_improvements, r=jdonszelmann
rust-lang/rust@99de64bac7 Rollup merge of #145338 - lcnr:coroutine-witness-yikes, r=compiler-errors
rust-lang/rust@5d37e8e707 Rollup merge of #145585 - RalfJung:miri-inplace-arg-checks, r=compiler-errors
rust-lang/rust@5e979cbfc3 Rollup merge of #145336 - clarfonthey:hidden-unicode, r=ibraheemdev
rust-lang/rust@ba20d77a44 Rollup merge of #145306 - Stypox:tracing-misc, r=RalfJung
rust-lang/rust@0b378a7108 Rollup merge of #145255 - lune-climate:dec2flt-doc, r=ibraheemdev
rust-lang/rust@8568070822 Rollup merge of #145166 - makai410:teach-pub-crate, r=lcnr
rust-lang/rust@bdd3bc82c8 Rollup merge of #145099 - heiher:loong-32s, r=folkertdev
rust-lang/rust@b4a88c8d07 Rollup merge of #145025 - lolbinarycat:ci-tidy-spellcheck, r=Kobzol
rust-lang/rust@2d05870897 Rollup merge of #144983 - Oneirical:uncountable-integer, r=jieyouxu
rust-lang/rust@43f778908d Rollup merge of #144906 - Kobzol:infra-team-tier-bump, r=davidtwco
rust-lang/rust@0b80d406ce Rollup merge of #144767 - tgross35:doc-grammar, r=ibraheemdev
rust-lang/rust@4327e69030 Rollup merge of #143730 - pascaldekloe:fmt-radix-trim, r=tgross35
rust-lang/rust@9c46cdb43a Rollup merge of #142938 - lolbinarycat:std-set_permissions_nofollow, r=ibraheemdev
rust-lang/rust@bd0e768fff Rollup merge of #142079 - lcnr:opaque-types-universes, r=BoxyUwU
rust-lang/rust@df01a87de2 Rollup merge of #140740 - ojeda:indirect-branch-cs-prefix, r=davidtwco
rust-lang/rust@c1a1222ece Rollup merge of #139345 - smoelius:into-iter-stability, r=lcnr
rust-lang/rust@8c32e313cc Auto merge of #142487 - estebank:serde-attr-5, r=petrochenkov
rust-lang/rust@d5dc797dce Update uitests
rust-lang/rust@c1c204d707 Port must_use to the new target checking
rust-lang/rust@f0addd040a Make tool-only suggestion to remove attributes on invalid targets
rust-lang/rust@8365fcb2b8 Auto merge of #145589 - Zalathar:rollup-k97wtuq, r=Zalathar
rust-lang/rust@531ec858e9 Rollup merge of #145584 - RalfJung:interpret-clear-provenance, r=compiler-errors
rust-lang/rust@3ced940a31 Rollup merge of #145565 - Kobzol:bootstrap-ci-print-error, r=jieyouxu
rust-lang/rust@f44f963b03 Rollup merge of #145563 - Kobzol:remove-from-from-prelude, r=petrochenkov
rust-lang/rust@cf2f50e332 Rollup merge of #145557 - Kobzol:rustc-link-fix, r=jieyouxu
rust-lang/rust@8748d8e7d5 Rollup merge of #145484 - Zalathar:archive-builder, r=bjorn3
rust-lang/rust@8945924d77 Rollup merge of #145432 - Zalathar:target-machine, r=wesleywiser
rust-lang/rust@02848e7d25 Rollup merge of #145405 - durin42:test-cleanup-tmpdir, r=lqd
rust-lang/rust@11c6d898b6 Rollup merge of #145243 - jdonszelmann:inner-attr-errors, r=petrochenkov
rust-lang/rust@f3f1847e40 Rollup merge of #145041 - lcnr:borrowck-limitations-error, r=BoxyUwU
rust-lang/rust@181480d5c4 Rollup merge of #145013 - fee1-dead-contrib:push-vwvsqsqnrxqm, r=nnethercote
rust-lang/rust@d0fa5c7af7 Rollup merge of #144960 - raoulstrackx:raoul/rte-513-disable_sleep_tests_on_sgx, r=Mark-Simulacrum
rust-lang/rust@cff7ed1e21 Rollup merge of #144804 - WaffleLapkin:reach-for-the-casts, r=compiler-errors
rust-lang/rust@3a03bb9cbf Rollup merge of #144567 - CaiWeiran:transmute-scalar_test, r=nikic
rust-lang/rust@d6645f7848 Rollup merge of #144476 - notriddle:notriddle/stringdex, r=lolbinarycat,GuillaumeGomez
rust-lang/rust@b9fdc6b01a Rollup merge of #144252 - Kobzol:rmeta-sysroot, r=jieyouxu
rust-lang/rust@0671b2fe49 Rollup merge of #142871 - chenyukang:yukang-fix-doc-for-transpose, r=ibraheemdev
rust-lang/rust@633cc0cc6c Rollup merge of #142681 - 1c3t3a:sanitize-off-on, r=rcvalle
rust-lang/rust@027c7a5d85 Rollup merge of #141744 - GrigorenkoPV:ip_from, r=Amanieu
rust-lang/rust@2beb54c451 Rollup merge of #140956 - Kixunil:impl-partialeq-str-for-path, r=Amanieu
rust-lang/rust@b96868fa2e Auto merge of #145559 - marcoieni:free-disk-timeout, r=Kobzol