- cargo $1 test $release --features hashbrown
- # (2>/dev/null because otherwise you’ll keep seeing errors and double-guessing whether they were supposed to happen or whether the script failed to exit nonzero.)
- ! 2>/dev/null cargo $1 test $release --no-default-features || ! echo "'cargo $1 test $release --no-default-features' failed to fail (sorry, its stderr is suppressed, try it manually)"