Rust

Revert "fix exit code" #398

Job	Run time
bench	14m 4s
rustfmt	15s
test	2m 45s
x86_64-apple-darwin--native-roots	38s
cargo_publish	0s
x86_64-apple-darwin--webpki-roots	39s
i686-unknown-linux-musl--native-roots	58s
i686-unknown-linux-musl--webpki-roots	1m 27s
x86_64-unknown-linux-musl--native-roots	1m 27s
x86_64-unknown-linux-musl--webpki-roots	58s
arm-unknown-linux-musleabihf--native-roots	1m 13s
arm-unknown-linux-musleabihf--webpki-roots	1m 28s
armv7-unknown-linux-musleabihf--native-roots	1m 8s
armv7-unknown-linux-musleabihf--webpki-roots	1m 33s
aarch64-unknown-linux-musl--native-roots	1m 9s
aarch64-unknown-linux-musl--webpki-roots	1m 29s
x86_64-unknown-linux-gnu--native-roots	59s
x86_64-unknown-linux-gnu--webpki-roots	1m 14s
aarch64-unknown-linux-gnu--native-roots	1m 30s
aarch64-unknown-linux-gnu--webpki-roots	55s
x86_64-pc-windows-gnu--native-roots	1m 58s
x86_64-pc-windows-gnu--webpki-roots	1m 23s
docker	39s
github_publish	0s
	39m 49s

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