these 7 derivations will be built:
  /nix/store/g35pi3i2fs70d7lmfmf3wd3ph5jdry4s-nixos-system-machine-test.drv
  /nix/store/xid4mn200c6m2nv1h0pwh9cnirxn0qf0-closure-info.drv
  /nix/store/74fsbd8n4g92jfxk5zibrp6wgirba8rv-run-nixos-vm.drv
  /nix/store/3a95w0hvqmyd0dvcfi2wap8nii68184n-nixos-vm.drv
  /nix/store/zydd9kwyn39w0drmysdmgh8zdl40adm6-driverConfiguration.json.drv
  /nix/store/l5w1fcmgxw2dmkpsdazx938ram8x30h0-nixos-test-driver-systemd-initrd-modprobe.drv
  /nix/store/kknpcyhgm4qsj9bnni8qgn5bhw6zxwnd-vm-test-run-systemd-initrd-modprobe.drv