Github user krichter722 commented on the issue:
https://github.com/apache/storm/pull/2595
[`*.png binary` seems to cause tests to fail because of unavailable test
resources](https://travis-ci.org/krichter722/storm/builds/356601827?utm_source=email&utm_medium=notification).
Omit it and trust the git 2.10 fixes?---
