Rust

Merge pull request #1273 from nicholasbishop/bishop-free-image #5070

Job	Run time
Integration Test (AArch64)	1m 8s
Integration Test (IA-32)	1m 23s
Integration Test (x86_64)	1m 30s
Integration Test (x86_64 Windows)	4m 26s
Build (feature permutations)	2m 41s
Build (stable MSRV)	31s
Lints	1m 5s
Build (nightly + unstable feature)	3m 46s
Unit + Doc Tests	1m 42s
	18m 12s

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