Rust

Auto merge of #572 - cuviper:ci-msrv, r=Amanieu #901

Job	Run time
miri	1m 46s
rustfmt_clippy	13s
basics	2s
msrv	3m 29s
test (ubuntu-latest, x86_64-unknown-linux-gnu, 1.74.0)	2m 8s
test (ubuntu-latest, x86_64-unknown-linux-gnu, nightly)	3m 0s
test (ubuntu-latest, i686-unknown-linux-gnu, 1.74.0)	2m 3s
test (ubuntu-latest, i686-unknown-linux-gnu, nightly)	2m 28s
test (ubuntu-latest, i586-unknown-linux-gnu, 1.74.0)	1m 58s
test (ubuntu-latest, i586-unknown-linux-gnu, nightly)	2m 12s
test (ubuntu-latest, armv7-unknown-linux-gnueabihf, 1.74.0)	3m 25s
test (ubuntu-latest, armv7-unknown-linux-gnueabihf, nightly)	3m 30s
test (ubuntu-latest, aarch64-unknown-linux-gnu, 1.74.0)	2m 56s
test (ubuntu-latest, aarch64-unknown-linux-gnu, nightly)	3m 14s
test (ubuntu-latest, thumbv6m-none-eabi, 1.74.0)	1m 9s
test (ubuntu-latest, thumbv6m-none-eabi, nightly)	1m 11s
test (macos-latest, aarch64-apple-darwin, nightly)	2m 19s
test (windows-latest, x86_64-pc-windows-msvc, nightly)	4m 27s
test (macos-latest, aarch64-apple-darwin, 1.74.0)	1m 56s
test (windows-latest, x86_64-pc-windows-msvc, 1.74.0)	3m 25s
test (ubuntu-latest, x86_64-unknown-linux-gnu, beta)	1m 52s
test (ubuntu-latest, x86_64-unknown-linux-gnu, stable)	1m 56s
bors build finished	1s
bors build finished	0s
	50m 40s

Provide feedback