these 12 derivations will be built:
  /nix/store/xzwyzmlyana5npl7ayklaidz9qg3c0jn-etc.drv
  /nix/store/g57zkra8vwlchylb9qglcqch5bm9fkzl-activate.drv
  /nix/store/m96dk6sv6v9shafddn66p0f0qdh1rxvr-nixos-system-server-test.drv
  /nix/store/lxcv7jglg1nx655rsyi12wfg8qnjna1v-etc.drv
  /nix/store/c11m6263hhdz9w6s4z27fli52z71hnz4-activate.drv
  /nix/store/vbarq0ydyf2sqnycdmbh5vkff3wkpf64-nixos-system-server-test.drv
  /nix/store/l4rxj9hgrhwm4r3q3mvy3yk290s6z8mm-nixos-system-server-test.drv
  /nix/store/bqm9b4xa4vlglgxrkhjn51ydxgysa0x2-closure-info.drv
  /nix/store/ys9sf2dim351j28hpryapki808avaijx-run-nixos-vm.drv
  /nix/store/ldqsvmdkp2hv3wl162gxyghz62fkkvnp-nixos-vm.drv
  /nix/store/vaqsl7db3nsc897yzrs5b8j1f9mgwv5d-nixos-test-driver-plpgsql_check.drv
  /nix/store/vhcb8vqldvfx9i90rvqn5ply8lz866p6-vm-test-run-plpgsql_check.drv