https://integration.wikimedia.org/ci/job/wmf-quibble-core-vendor-mysql-hhvm-docker/20209/console
```
18:33:16 1) Page diff Added and removed content:
18:33:16 Input A expected to strictly equal input B:
18:33:16 + expected - actual
18:33:16
18:33:16 - false
18:33:16 + true
18:33:16 running chrome
18:33:16 AssertionError [ERR_ASSERTION]: Input A expected to strictly equal input B:
18:33:16 + expected - actual
18:33:16
18:33:16 - false
18:33:16 + true
18:33:16 at iOpenTheLatestDiff (/workspace/src/skins/MinervaNeue/tests/selenium/features/step_definitions/history_steps.js:14:9)
18:33:16 at Context.it (/workspace/src/skins/MinervaNeue/tests/selenium/specs/diff.js:25:3)
18:33:16 at new Promise (<anonymous>)
18:33:16 at new F (/workspace/src/skins/MinervaNeue/node_modules/core-js/library/modules/_export.js:36:28)
```