these 2 derivations will be built:
  /nix/store/hya8c3q6fzmjzp65jrq1fgj88di56kaw-nixos-test-driver-pgsodium.drv
  /nix/store/zad3s9gxpdaak65vz6zmasb98j52lchf-vm-test-run-pgsodium.drv