Rust

Merge pull request #585 from philipc/reloc #882

Job	Run time
msrv-read	1m 38s
features	43s
coverage	1m 44s
cross (i686-unknown-linux-gnu)	1m 37s
build (ubuntu-latest, stable)	1m 20s
doc	13s
build (ubuntu-latest, beta)	1m 22s
msrv-all	1m 53s
cross (powerpc64-unknown-linux-gnu)	1m 46s
build (ubuntu-latest, nightly)	1m 16s
rustfmt	11s
build (stable, macOS-latest)	2m 59s
	16m 42s

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