Rust

Merge pull request #1406 from nicholasbishop/bishop-more-bt-cleanup #5601

Job	Run time
Integration Test (AArch64)	1m 5s
Build (stable MSRV)	29s
Lints	58s
Unit + Doc Tests	1m 30s
Integration Test (IA-32)	1m 31s
Integration Test (x86_64)	1m 27s
Integration Test (x86_64 Windows)	4m 7s
Build (feature permutations)	3m 31s
Build Standard Binary (nightly)	32s
Unit + Doc Tests (Miri)	1m 36s
Nightly (build, test, doc)	2m 22s
	19m 8s

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