these 2 derivations will be built:
  /nix/store/wca8qhm1d6bmj3lvgcwsp0vyi95bpy3s-nixos-test-driver-pgsodium.drv
  /nix/store/47vxi9dwfzk51j6cp93waxbxwcz0yq1m-vm-test-run-pgsodium.drv