these 4 derivations will be built:
  /nix/store/7x9256pg46wswn3rkfdvbz0d8sa1lznj-clan-runtime.drv
  /nix/store/2kxwpg8d1q2f9hfzx4vb6b7r38k3vd79-clan-cli-source.drv
  /nix/store/5wlq8cpn93nf5bsyj3zv4a5iz23z6vl0-clan-cli.drv
  /nix/store/gdacjcksd8c1a0nvkl1jjq67xkic4q24-nix-shell.drv