Error: retry.tryForTime timeout: Error: expected false to equal true
    at Assertion.assert (/var/lib/jenkins/workspace/elastic+kibana+7.x/JOB/x-pack-firefoxSmoke/node/linux-immutable/kibana/packages/kbn-expect/expect.js:100:11)
    at Assertion.be.Assertion.equal (/var/lib/jenkins/workspace/elastic+kibana+7.x/JOB/x-pack-firefoxSmoke/node/linux-immutable/kibana/packages/kbn-expect/expect.js:221:8)
    at Assertion.(anonymous function) [as be] (/var/lib/jenkins/workspace/elastic+kibana+7.x/JOB/x-pack-firefoxSmoke/node/linux-immutable/kibana/packages/kbn-expect/expect.js:69:22)
    at be (test/functional/apps/code/explore_repository.ts:290:78)
    at process._tickCallback (internal/process/next_tick.js:68:7)
    at lastError (/var/lib/jenkins/workspace/elastic+kibana+7.x/JOB/x-pack-firefoxSmoke/node/linux-immutable/kibana/test/common/services/retry/retry_for_success.ts:28:9)
    at onFailure (/var/lib/jenkins/workspace/elastic+kibana+7.x/JOB/x-pack-firefoxSmoke/node/linux-immutable/kibana/test/common/services/retry/retry_for_success.ts:68:13)