Github user bodewig commented on the issue:
https://github.com/apache/commons-compress/pull/54
Don't worry about the coverage too much, it also depends on which JDK build
of travis has finished first and fed the results into coveralls.
I vaguely recall there is a reason why we look for the last NUL, will have
to re-read the code, the tar spec(s) and maybe even the code history.---
