these 2 derivations will be built:
  /nix/store/r3hscahnhbb3n5nlqxfz80456pcn5q2g-nixos-test-driver-pgsodium.drv
  /nix/store/gxiff2qzm2rxr0g3qgs3v0lk8gm1zv52-vm-test-run-pgsodium.drv