these 4 derivations will be built:
  /nix/store/lm1rlp4b0lcrfrf7yyf7fkk1s7npzq73-nixidy-app-cilium.drv
  /nix/store/9fmw5a4frq6ldh1dzihg8gmsdwhddsqi-nixidy-apps-joined-default.drv
  /nix/store/9m7afhcmhi70yap0aqa73nwidbg6c8wk-nixidy-extras-default.drv
  /nix/store/70jlnyh23rsb0r2kd2i0pbkls7kggkzq-nixidy-environment-default.drv