these 4 derivations will be built:
  /nix/store/xr8rhq4h4vcvwxbdwry0nj62z3hyqvsi-nixidy-app-cilium.drv
  /nix/store/7w858imh8p9d4lwdyk36z6bdchdh8a9p-nixidy-apps-joined-default.drv
  /nix/store/9m7afhcmhi70yap0aqa73nwidbg6c8wk-nixidy-extras-default.drv
  /nix/store/5cv7z5a0xj6pl2jwghwkjg0incqbjcyv-nixidy-environment-default.drv