Sync from rust 2025/07/21 #2892

Job	Run time
duplicates	4s
spell_check	11s
build_system	27s
build (gcc-15.deb, --test-libcore)	17m 2s
build (gcc-15.deb, --test-successful-rustc --nb-parts 2 --current-part 1)	14m 3s
build (gcc-15.deb, --extended-regex-example-tests)	6m 11s
build (gcc-15.deb, --projects)	11m 21s
build (gcc-15.deb, --extended-regex-tests)	12m 19s
build (gcc-15-without-int128.deb, --std-tests)	5m 56s
build (gcc-15.deb, --extended-rand-tests)	9m 14s
build (gcc-15.deb, --test-successful-rustc --nb-parts 2 --current-part 0)	12m 59s
build (gcc-15-without-int128.deb, --extended-rand-tests)	9m 24s
build (gcc-15.deb, --std-tests)	7m 47s
build (gcc-15-without-int128.deb, --test-successful-rustc --nb-parts 2 --current-part 1)	14m 18s
build (gcc-15-without-int128.deb, --test-successful-rustc --nb-parts 2 --current-part 0)	13m 57s
build (gcc-15-without-int128.deb, --extended-regex-tests)	12m 27s
build (gcc-15-without-int128.deb, --projects)	12m 4s
build (gcc-15-without-int128.deb, --test-libcore)	16m 10s
build (gcc-15-without-int128.deb, --extended-regex-example-tests)	6m 20s
success	3s
	3h 2m 17s

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