Fix intermittent failures with CI build and clean up #387

Job	Run time
lint	36s
cargo-deny (advisories)	19s
cargo-deny (bans licenses sources)	17s
msrv-arm-linux-androideabi / build	1m 15s
msrv-aarch64-apple-darwin / build	1m 15s
msrv-x86_64-pc-windows-msvc / build	1m 44s
msrv-x86_64-unknown-freebsd / build	1m 19s
msrv-x86_64-unknown-linux-gnu / build	1m 22s
msrv-x86_64-unknown-linux-musl / build	1m 24s
msrv-x86_64-unknown-netbsd / build	1m 25s
aarch64-apple-darwin / build	39s
aarch64-apple-ios / build	45s
aarch64-unknown-linux-gnu / build	34s
aarch64-unknown-linux-musl / build	1m 1s
arm-linux-androideabi / build	32s
armv7-linux-androideabi / build	27s
i686-pc-windows-gnu / build	1m 51s
i686-pc-windows-msvc / build	1m 43s
i686-unknown-linux-gnu / build	37s
aarch64-apple-darwin-nightly / build	21s
i686-unknown-linux-musl / build	1m 2s
x86_64-apple-darwin / build	46s
x86_64-pc-windows-gnu / build	2m 1s
x86_64-pc-windows-msvc-nightly / build	1m 19s
x86_64-pc-windows-msvc / build	1m 55s
x86_64-unknown-freebsd / build	32s
x86_64-unknown-linux-gnu / build	1m 11s
x86_64-unknown-linux-gnu-nightly / build	42s
x86_64-unknown-netbsd / build	30s
x86_64-unknown-linux-musl / build	56s
	30m 20s

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