these 4 derivations will be built:
  /nix/store/jvihxgg6gbgrhj132y2zjsd85sxbhd2a-clan-cli-source.drv
  /nix/store/1kxymwhh19h5xjsdmjjqmjalyb28cd69-clan-cli.drv
  /nix/store/1shicq7x8lgh5ab55klsw3jq07b2wpjk-tofu.drv
  /nix/store/yvirgpbnj8ayy08vjrd66f39s1c2xmzw-cache-new.drv