Implement --diff-args #2176

Job	Run time
Rustfmt	5s
Clippy	2m 11s
Integration tests (macos-latest)	2m 0s
Code coverage	4m 29s
Integration tests (ubuntu-latest)	3m 13s
Unit tests (macos-latest, aarch64-apple-darwin, false)	2m 26s
Unit tests (macos-12, x86_64-apple-darwin, false)	4m 32s
Unit tests (windows-latest, x86_64-pc-windows-msvc, false)	6m 21s
Unit tests (ubuntu-latest, x86_64-unknown-linux-gnu, false)	2m 36s
Unit tests (ubuntu-latest, x86_64-unknown-linux-musl, true)	3m 4s
Unit tests (ubuntu-latest, i686-unknown-linux-gnu, true)	3m 4s
Unit tests (ubuntu-latest, arm-unknown-linux-gnueabihf, true)	4m 4s
Unit tests (ubuntu-latest, aarch64-unknown-linux-gnu, true)	3m 12s
	41m 17s

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