these 4 derivations will be built:
  /nix/store/ircr0j79r8p5gi4k09svkxayv04fwa8l-clan-cli-source.drv
  /nix/store/fdy1higz0i6xg2sgcq4z0j23j95xpnm6-clan-cli.drv
  /nix/store/2k8mdq9ziy0kf8blhnxnzqhk867h0924-tofu.drv
  /nix/store/f31q8zmhwvfqa2icvmn6zmcr725ix5mn-dns.drv