these 4 derivations will be built:
  /nix/store/091bj61y0ndwbm5x0sa1qk1kwqw09xpd-clan-runtime.drv
  /nix/store/izs3anfasmanr11jr0napzb88p6ibwd4-clan-cli-source.drv
  /nix/store/jiq4q5xlrj6xmka6nh8pnih4bmjqpvh5-clan-cli.drv
  /nix/store/0bl7vp73vm4dg591xxbwks9pi5hyzqsd-nix-shell.drv