Add basic Rust support for internal testing #3507

Job	Run time
Go: tracing with custom build steps (ubuntu-latest, stable-v2.13.5)	1m 10s
Go: tracing with custom build steps (macos-12, stable-v2.13.5)	3m 36s
Go: tracing with custom build steps (ubuntu-latest, stable-v2.14.6)	1m 20s
Go: tracing with custom build steps (macos-12, stable-v2.14.6)	4m 41s
Go: tracing with custom build steps (ubuntu-latest, stable-v2.15.5)	1m 14s
Go: tracing with custom build steps (macos-latest, stable-v2.15.5)	2m 29s
Go: tracing with custom build steps (ubuntu-latest, stable-v2.16.6)	1m 10s
Go: tracing with custom build steps (macos-latest, stable-v2.16.6)	3m 26s
Go: tracing with custom build steps (ubuntu-latest, stable-v2.17.6)	1m 17s
Go: tracing with custom build steps (macos-latest, stable-v2.17.6)	2m 53s
Go: tracing with custom build steps (ubuntu-latest, default)	1m 21s
Go: tracing with custom build steps (macos-latest, default)	2m 50s
Go: tracing with custom build steps (ubuntu-latest, linked)	52s
Go: tracing with custom build steps (macos-latest, linked)	2m 31s
Go: tracing with custom build steps (ubuntu-latest, nightly-latest)	1m 17s
Go: tracing with custom build steps (macos-latest, nightly-latest)	2m 31s
	34m 38s

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