these 4 derivations will be built:
  /nix/store/mr01rw2c97jxnkm1ycfh2kvl7c43ck2b-clan-cli-source.drv
  /nix/store/dgnhidp1fb50h190kxacwdikpdqj632m-clan-cli.drv
  /nix/store/smxyvxc2nwl9xi11szn5531n97q7jici-tofu.drv
  /nix/store/9xdx66i30wzy40pi4qk5q4dab8j9zq49-dns.drv