Tristan/war 589 sylow code coverage #138

Job	Run time
docs	27s
feature-checks	23s
Code Coverage	8m 40s
clippy	33s
fmt	12s
test stable --no-default-features	1m 47s
test stable	1m 43s
test stable --all-features	1m 47s
test beta --no-default-features	1m 40s
test beta	1m 37s
test beta --all-features	1m 42s
test nightly --no-default-features	1m 42s
test nightly	1m 45s
test nightly --all-features	1m 50s
	25m 48s

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