Firecracker docker integration tests failing

[GabyCT]

We know that we have some limitations right now with Firecracker, however, here it is the list of all the docker integration tests that are not working properly
https://github.com/kata-containers/tests/blob/master/.ci/hypervisors/firecracker/configuration_firecracker.yaml

[teawater]

Does this issue have relation with jenkins-ci-ubuntu-16-04-firecracker fail in these 2 prs?

[GabyCT]

@teawater right now the CI of firecracker is not working #1222