these 7 derivations will be built:
  /nix/store/46nmg45yh8ssbfhbsz0svhfkn89b2kx4-nixos-system-machine-test.drv
  /nix/store/zrq1h6bw73h3kz88551xkkx6if29fq86-closure-info.drv
  /nix/store/4hbzn5s91pixzf77czwbi5a6pf865ih1-run-nixos-vm.drv
  /nix/store/rpb0v211a2lysvdl4s5mc0049srn6b91-nixos-vm.drv
  /nix/store/br0zn05g8plssf430v891akzgkh7q35s-driverConfiguration.json.drv
  /nix/store/g4ysflmjdvp9ci3q72p2c59jza0qkghb-nixos-test-driver-systemd-analyze.drv
  /nix/store/aiawjq2gg374dva34fs0sjk4hs24jdr9-vm-test-run-systemd-analyze.drv