18:58:08    │ proc  [ftr]        └- ✖ fail: "logstash grok debugger app syntax highlighting applies the correct CSS classes"
18:58:08    │ proc  [ftr]        │        [GET http://localhost:9515/session/a12d2fb74d95b13ff539262cd6754946/element/0.4348425826514668-35/text] stale element reference: element is not attached to the page document
18:58:08    │ proc  [ftr]        │         (Session info: chrome=68.0.3440.106)
18:58:08    │ proc  [ftr]        │         (Driver info: chromedriver=2.36.540471 (9c759b81a907e70363c6312294d30b6ccccc2752),platform=Linux 4.15.0-1015-gcp x86_64)
18:58:08    │ proc  [ftr]        │         at Server._get (/var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/test/functional/services/remote/verbose_remote_logging.js:34:21)
18:58:08    │ proc  [ftr]        │         at runRequest (/var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/leadfoot/Session.js:92:40)
18:58:08    │ proc  [ftr]        │         at getFinalValue (/var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/Promise.ts:462:22)
18:58:08    │ proc  [ftr]        │         at /var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/Promise.ts:478:11
18:58:08    │ proc  [ftr]        │         at /var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/Promise.ts:393:16
18:58:08    │ proc  [ftr]        │         at runCallbacks (/var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/Promise.ts:11:12)
18:58:08    │ proc  [ftr]        │         at /var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/Promise.ts:317:5
18:58:08    │ proc  [ftr]        │         at run (/var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/Promise.ts:237:8)
18:58:08    │ proc  [ftr]        │         at /var/lib/jenkins/workspace/elastic+kibana+6.x+multijob-x-pack/kibana/node_modules/dojo/_debug/nextTick.ts:44:4
18:58:08    │ proc  [ftr]        │         at _combinedTickCallback (internal/process/next_tick.js:131:7)
18:58:08    │ proc  [ftr]        │         at process._tickCallback (internal/process/next_tick.js:180:9)
18:58:08    │ proc  [ftr]        │