these 14 derivations will be built:
  /nix/store/yr6rjzgk42i69a1c4j8ad35k05nvfncd-etc.drv
  /nix/store/731km5nsd61lykzn7k046x2m8i249b5y-activate.drv
  /nix/store/6nkihvwxjn22125pc59rmslfiz6ybmfs-nixos-system-hub-test.drv
  /nix/store/scvcsw0ajq1nhnyvskbzkhymm6m6ydkv-closure-info.drv
  /nix/store/6z3z9vwh1m5hjzyahp98wxhdc35c8rsb-closure-info.drv
  /nix/store/xcndm8ri8npzpmik3d76kwky0kyzarxl-run-nixos-vm.drv
  /nix/store/ina9cgnz0gnhchmxkyia521njrp21yys-nixos-vm.drv
  /nix/store/vwgdj5izbvpm9wg4f7qzq4dwk5dpjd4l-closure-info.drv
  /nix/store/f4c1v4fh4labk5xs7w80qvrydwk05sqa-run-nixos-vm.drv
  /nix/store/xm41w88w7vryx5b84f140xmvbgla4x1s-nixos-vm.drv
  /nix/store/xyzxmb42nvvrn4s32h5gq97fgnlnzaf0-test-script.drv
  /nix/store/c81m8dp8lx5ayrbwnbp3ha3cymjcf9ms-driverConfiguration.json.drv
  /nix/store/wapjkdd7xqgv940dcbxzsq4sdffswn19-nixos-test-driver-tribuchet-nspawn.drv
  /nix/store/hxjh2k221155mzrkxkmc0fdmmy7yfa5l-vm-test-run-tribuchet-nspawn.drv