these 2 derivations will be built:
  /nix/store/cjqphcyisl2hcfr67jb8i3qcd6pv2dhl-nixos-test-driver-pgsodium.drv
  /nix/store/hkbvhdl78f6535rxgmcb9bakdr883vnc-vm-test-run-pgsodium.drv