these 5 derivations will be built:
  /nix/store/x6xxsmgajc5hsyc3jhk2kj8x4x3ys1cd-clan-runtime.drv
  /nix/store/khqs24bsfykfipc5wcbpiln1a648hnzm-clan-cli-source.drv
  /nix/store/c7nyzyqma3mm8m09gy5n6q8yydjg0r2y-clan-cli.drv
  /nix/store/8kwlijdkbfv0i31917kp25ql3bzbgslg-tofu.drv
  /nix/store/4lxpc2z41hixm90ddjnsslrzzz8mpxin-cache-new.drv