Rust

Add split-switches-pass to AFL++ instrumentation #1137

Job	Run time
lint	45s
build (ubuntu-latest, stable, false, cc)	3m 12s
build (ubuntu-latest, stable, false, clang)	3m 19s
build (ubuntu-latest, nightly, true, cc)	7m 34s
build (ubuntu-latest, nightly, true, clang)	7m 11s
build (ubuntu-latest, nightly, false, cc)	5m 59s
build (ubuntu-latest, nightly, false, clang)	5m 33s
build (ubuntu-24.04, stable, false, cc)	3m 40s
build (ubuntu-24.04, stable, false, clang)	3m 35s
build (ubuntu-24.04, nightly, true, cc)	7m 32s
build (ubuntu-24.04, nightly, true, clang)	7m 9s
build (ubuntu-24.04, nightly, false, cc)	6m 2s
build (ubuntu-24.04, nightly, false, clang)	6m 39s
build (macos-latest, stable, false, cc)	2m 36s
build (macos-latest, stable, false, clang)	2m 42s
build (macos-latest, nightly, false, cc)	2m 57s
build (macos-latest, nightly, false, clang)	3m 52s
all-checks	1s
	1h 20m 18s

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