DRAFT: trying to make add safe #823

Job	Run time
msrv (ubuntu-latest)	55s
wine	45s
cross (ubuntu-latest)	54s
fmt	3s
msrv (windows-latest)	1m 18s
cross (macos-latest)	43s
security_audit	6s
test (ubuntu-latest, nightly)	13s
test (ubuntu-latest, beta)	14s
clippy	14s
test (ubuntu-latest, stable)	8s
test (windows-latest, nightly)	33s
test (windows-latest, beta)	28s
test (windows-latest, stable)	42s
test (macos-latest, nightly)	2m 9s
test (macos-latest, beta)	3m 50s
test (macos-latest, stable)	3m 15s
test (windows-latest, nightly-x86_64-pc-windows-gnu)	36s
test (windows-latest, nightly-i686-pc-windows-msvc)	42s
test (windows-latest, nightly-i686-pc-windows-gnu)	47s
	18m 35s

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