Rust

Enable access to hidden RAII guard components #6684

Job	Run time
Integration Test (x86_64)	1m 27s
Integration Test (AArch64)	1m 15s
Build (stable MSRV)	37s
Build (feature permutations)	3m 47s
Nightly (build, test, doc)	1m 36s
Integration Test (IA-32)	1m 23s
Build Standard Binary (nightly)	30s
Unit + Doc Tests	45s
Integration Test (x86_64 Windows)	3m 51s
Test Coverage	41s
Unit + Doc Tests (Miri)	1m 11s
Build (uefi-raw MSRV)	29s
	17m 32s

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