these 4 derivations will be built:
  /nix/store/ka31vk37bbcvn237gyfhmrqvkkn9myfs-clan-runtime.drv
  /nix/store/jap1mz08iw8rlcc863ppihc41fg94giy-clan-cli-source.drv
  /nix/store/y77m2fjgqvka01fvy2bdn14pm70vlysg-clan-cli.drv
  /nix/store/gm7amhf3981sk3rad6dbqsxsbfzayd3k-nix-shell.drv