these 4 derivations will be built:
  /nix/store/h76xp3swydjkkqppj0fzvq94fr4qhhfs-clan-cli-source.drv
  /nix/store/2lcbrnz80kmpz1h3rh4bfi74hm3cg2bb-clan-cli.drv
  /nix/store/w9h631a8s0q70mpzidn4r2iyvpwky0vj-tofu.drv
  /nix/store/3i346nxwzkpyvkjqv2r37xq891781lwd-cache-new.drv