Rust

Rework tests for rnglists and loclists #539

Job	Run time
bench	1m 4s
Build fuzz targets	1m 4s
build (ubuntu-latest, stable)	47s
coverage	1m 9s
build (ubuntu-latest, beta)	43s
cross (i686-unknown-linux-gnu)	49s
build (ubuntu-latest, nightly)	41s
doc	28s
cross (powerpc64-unknown-linux-gnu)	57s
build (stable, macOS-latest)	51s
features	2m 52s
msrv	3m 3s
msrv-read	2m 58s
rustfmt	10s
Run `debug_abbrev` fuzz target	5m 11s
Run `debug_aranges` fuzz target	5m 10s
Run `debug_info` fuzz target	5m 6s
Run `debug_line` fuzz target	5m 7s
Run `eh_frame` fuzz target	5m 10s
Run `eh_frame_hdr` fuzz target	5m 7s
	48m 27s

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