these 7 derivations will be built:
  /nix/store/19micvzmqqw8wam7p6csr1m1h9vq7944-nixos-system-server-test.drv
  /nix/store/80xrk5lb21rr8zlvj8iqnb52v7pwzzl8-nixos-system-server-test.drv
  /nix/store/0xl7yg3l8c1l34sfjz8i322nrzqdaigf-closure-info.drv
  /nix/store/bkh0038njxm6pbzs76ma545mgx0nyzsf-run-nixos-vm.drv
  /nix/store/29sf3gignlmvqq1b7cdh454aw996ainv-nixos-vm.drv
  /nix/store/7l1f7zhqbvrnxygafbpx25vl5gwnli5l-nixos-test-driver-amcheck-upgrade.drv
  /nix/store/l1pmp6kz24ipb5m87wadkp59qcc9lqj9-vm-test-run-amcheck-upgrade.drv
building '/nix/store/80xrk5lb21rr8zlvj8iqnb52v7pwzzl8-nixos-system-server-test.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'
building '/nix/store/80xrk5lb21rr8zlvj8iqnb52v7pwzzl8-nixos-system-server-test.drv'
building '/nix/store/0xl7yg3l8c1l34sfjz8i322nrzqdaigf-closure-info.drv' on 'ssh-ng://nixbot-remote-build@62.210.193.142'
building '/nix/store/bkh0038njxm6pbzs76ma545mgx0nyzsf-run-nixos-vm.drv' on 'ssh-ng://nixbot-remote-build@62.210.193.142'
building '/nix/store/29sf3gignlmvqq1b7cdh454aw996ainv-nixos-vm.drv' on 'ssh-ng://nixbot-remote-build@62.210.193.142'
building '/nix/store/7l1f7zhqbvrnxygafbpx25vl5gwnli5l-nixos-test-driver-amcheck-upgrade.drv' on 'ssh-ng://nixbot-remote-build@62.210.193.142'
building '/nix/store/l1pmp6kz24ipb5m87wadkp59qcc9lqj9-vm-test-run-amcheck-upgrade.drv' on 'ssh-ng://nixbot-remote-build@62.210.193.142'