Rust

Don't include tests in package #335

Job	Run time
coverage	1m 4s
build (ubuntu-latest, stable)	1m 53s
bench-addr2line	3m 10s
bench	1m 15s
build (ubuntu-latest, beta)	1m 42s
doc	13s
build (ubuntu-latest, nightly)	1m 38s
features	38s
msrv	1m 3s
build (stable, macOS-latest)	1m 30s
build (stable-x86_64-pc-windows-gnu, windows-latest)	3m 18s
rustfmt	12s
	17m 36s

Provide feedback