Merge pull request #2665 from AkihiroSuda/fedora33

CI: update Fedora to 33

.travis.yml

@@ -21,12 +21,13 @@ jobs:
       script:
         - make all
         - sudo PATH="$PATH" make localintegration RUNC_USE_SYSTEMD=1
-    - name: "fedora32"
+    - name: "fedora33"
       before_install:
         - sudo ./script/install-vagrant.sh
-        - ln -sf Vagrantfile.fedora32 Vagrantfile
+        - ln -sf Vagrantfile.fedora33 Vagrantfile
         - sudo vagrant up && sudo mkdir -p /root/.ssh && sudo sh -c "vagrant ssh-config >> /root/.ssh/config"
       script:
+        - sudo ssh default 'sh -exc "uname -a && systemctl --version && df -T"'
         - sudo ssh default -t 'cd /vagrant && sudo make localunittest'
         # cgroupv2+systemd: test on vagrant host itself as we need systemd
         - sudo ssh default -t 'cd /vagrant && sudo make localintegration RUNC_USE_SYSTEMD=yes'

Vagrantfile.fedora33

@@ -3,7 +3,7 @@
 
 Vagrant.configure("2") do |config|
 # Fedora box is used for testing cgroup v2 support
-  config.vm.box = "fedora/32-cloud-base"
+  config.vm.box = "fedora/33-cloud-base"
   config.vm.provider :virtualbox do |v|
     v.memory = 2048
     v.cpus = 2