Trying vagrant centos 8

centos8.txt

# Ref: https://app.vagrantup.com/centos

$ vagrant init centos/8
A `Vagrantfile` has been placed in this directory. You are now
ready to `vagrant up` your first virtual environment! Please read
the comments in the Vagrantfile as well as documentation on
`vagrantup.com` for more information on using Vagrant.

$ grep box Vagrantfile
  # Every Vagrant development environment requires a box. You can search for
  # boxes at https://vagrantcloud.com/search.
  config.vm.box = "centos/8"
  # Disable automatic box update checking. If you disable this, then
  # boxes will only be checked for updates when the user runs
  # `vagrant box outdated`. This is not recommended.
  # config.vm.box_check_update = false
  # config.vm.provider "virtualbox" do |vb|

$ vagrant up
Bringing machine 'default' up with 'virtualbox' provider...
==> default: Box 'centos/8' could not be found. Attempting to find and install...
    default: Box Provider: virtualbox
    default: Box Version: >= 0
The box 'centos/8' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Vagrant Cloud, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://vagrantcloud.com/centos/8"]
Error: The requested URL returned error: 404 Not Found
 (venv) OSX ~/c8vm/x on master
$

----

Also trying on libvirt provider...

$ vagrant init centos/8
A `Vagrantfile` has been placed in this directory. You are now
ready to `vagrant up` your first virtual environment! Please read
the comments in the Vagrantfile as well as documentation on
`vagrantup.com` for more information on using Vagrant.

$ vagrant up
Bringing machine 'default' up with 'libvirt' provider...
==> default: Box 'centos/8' could not be found. Attempting to find and install...
    default: Box Provider: libvirt
    default: Box Version: >= 0
The box 'centos/8' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Vagrant Cloud, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://vagrantcloud.com/centos/8"]
Error: The requested URL returned error: 404 Not Found
Lenovo ~
$