Lints should only be +1, I tried looking the the config but I dont really know where to poke.
E.G.
jenkins-bot 1:29 PM
Patch Set 11: Verified+2
Build succeeded.
https://integration.wikimedia.org/ci/job/mwext-Wikibase-ruby1.9.3lint/1905/console : SUCCESS in 10s
Version: wmf-deployment
Severity: normal