Tests

check without microbench #3095

Job	Run time
check no-default-features	18s
test stable --no-default-features	1m 0s
test no_std	20s
test stable	45s
check std	16s
check serde	19s
test stable --all-features	1m 23s
test beta --no-default-features	58s
clippy	1m 27s
docs	1m 8s
test beta	1m 8s
test beta --all-features	1m 17s
test nightly --no-default-features	56s
fmt	14s
test nightly	57s
test nightly --all-features	1m 20s
	13m 46s

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