these 2 derivations will be built:
  /nix/store/cliava68cm9xrzgdpi28z6wwczw6wsyi-nixos-test-driver-pgjwt.drv
  /nix/store/swxp0i2a19nkf027wyw8ip0d7hl1yvrc-vm-test-run-pgjwt.drv