symbols/gentoo-docker Vagrant box

How to use this box with Vagrant: 

Vagrant.configure("2") do |config|
  config.vm.box = "symbols/gentoo-docker"
  config.vm.box_version = "2017.10.17"
end
vagrant init symbols/gentoo-docker \
  --box-version 2017.10.17
vagrant up

v2017.10.17

This version was created over 6 years ago.

Rolling Docker image (app-emulation/docker-17.09.0) for vmware, hyperv and virtualbox, based on Gentoo with a VM-optimised kernel (sys-kernel/gentoo-sources-4.13.7)

3 providers for this version.
  • hyperv
    unknown Hosted by Vagrant Cloud (628 MB)
  • virtualbox
    unknown Hosted by Vagrant Cloud (643 MB)
  • vmware_desktop
    unknown Hosted by Vagrant Cloud (629 MB)