Steps for anyone to reproduce the issue

1. install uBlock Origin, restart browser
2. Add filter:

|https://raw.githubusercontent.com/gorhill/uBlock/master/doc/img/icon38@2x.pn|$image,domain=github.com

3. Open uBlock Origin logger.
4. Visit: https://github.com/gorhill/uBlock

Expected results:

https://raw.githubusercontent.com/gorhill/uBlock/master/doc/img/icon38@2x.png is not blocked.

Actual results:

https://raw.githubusercontent.com/gorhill/uBlock/master/doc/img/icon38@2x.png is blocked.

Your settings

new profile

• Browser/version: Firefox 56.0
• uBlock Origin version: 1.14.10

Your filter lists

default

Your custom filters (if any)

|https://raw.githubusercontent.com/gorhill/uBlock/master/doc/img/icon38@2x.pn|$image,domain=github.com