these 4 derivations will be built:
  /nix/store/lsydcmxkvy6gz9a7pa6ygyzra4dj3c8v-clan-runtime.drv
  /nix/store/hnqpwkvc3jlcqnx2c7hylgvb41ygfapc-clan-cli-source.drv
  /nix/store/9p303nw7ac83jlb7sppjwlh91c2qhl0i-clan-cli.drv
  /nix/store/mj1s5hmkv5v0p8znh9mq58sg4j79pdqg-nix-shell.drv