these 4 derivations will be built:
  /nix/store/rqj6n4m05jdm7q13lw6gdr5wncaw36km-nixidy-app-cilium.drv
  /nix/store/1kkfd18x8swqdm9qq2l1xx0iddwwnwpv-nixidy-apps-joined-default.drv
  /nix/store/9m7afhcmhi70yap0aqa73nwidbg6c8wk-nixidy-extras-default.drv
  /nix/store/rlx8fkxggd4wk140c4kriq28kgpn8325-nixidy-environment-default.drv