chore: fix loop span #26

Job	Run time
miri --no-default-features	50s
test stable --no-default-features	12s
miri	46s
docs	27s
test stable	13s
feature-checks	27s
miri --all-features	51s
test stable --all-features	24s
test beta --no-default-features	22s
fmt	12s
test beta	23s
test beta --all-features	36s
clippy	32s
test nightly --no-default-features	25s
test nightly	24s
test nightly --all-features	32s
test 1.65 --no-default-features	39s
test 1.65	42s
test 1.65 --all-features	57s
	9m 54s

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