Rust

Breaking API improvements #163

Job	Run time
Lints	13s
Check (ubuntu-latest, stable)	21s
Check (ubuntu-latest, beta)	18s
Check (windows-latest, beta)	58s
Check (macos-latest, nightly)	21s
Check (macos-latest, stable)	20s
Check (ubuntu-latest, nightly)	21s
Check (windows-latest, stable)	1m 10s
Check (macos-latest, beta)	20s
Check (windows-latest, nightly)	44s
Test Suite (windows-latest, stable)	2m 4s
Test Suite (ubuntu-latest, stable)	34s
Test Suite (ubuntu-latest, beta)	33s
Test Suite (macos-latest, nightly)	42s
Test Suite (windows-latest, nightly)	1m 46s
Test Suite (windows-latest, beta)	1m 38s
Test Suite (ubuntu-latest, nightly)	31s
Test Suite (macos-latest, beta)	36s
Test Suite (macos-latest, stable)	57s
	14m 27s

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