These leaks are not critical but the address-sanitizer complains.
And it's better programming practice anyway.
Signed-off-by: Lukas Woodtli <woodtli.lukas@gmail.com>
- Environment variables for building with asan
- Docker argument for leak sanitizer
- Regex for tests to fail on sanitizer error
Signed-off-by: Lukas Woodtli <woodtli.lukas@gmail.com>