checkpwn-0.3.6 is not a library.
checkpwn

Check Have I Been Pwned and see if it's time for you to change passwords.
Getting started
Install:
cargo install checkpwn
Update:
cargo install --force checkpwn
Check an account, or list of accounts, for breaches:
checkpwn acc test@example.com
checkpwn acc daily_breach_check.ls
NOTE: List files must have the .ls file extension.
When checking accounts, they will be run against both the HIBP "paste" and "account" database.
Check a password:
checkpwn pass
Changelog
See here.
License
checkpwn is licensed under the MIT license. See the LICENSE
file for more information.