these 4 derivations will be built:
  /nix/store/msz77j6ay1n9caqq57k6abvxsawi5k0p-clan-cli-source.drv
  /nix/store/iysdqaj2i83rrchi5ijhx1fb8grb1g8a-clan-cli.drv
  /nix/store/sgr5674a292jgcfpiwllrpyll628yv35-tofu.drv
  /nix/store/bawrrby0a5gpfcl3dl78d1cd4q51f6ap-terraform.drv