these 3 derivations will be built:
  /nix/store/ykf5mjv8arrghl8p3b6dybrr4am39hb7-clan-cli-source.drv
  /nix/store/wid255m74sy9f4iccxwkgszyph5lydzq-clan-cli.drv
  /nix/store/a38yzgd8zp2f8fahzqflipizw2dl7197-nix-shell.drv