these 3 derivations will be built:
  /nix/store/msiv2xgc20ask836v2b37gq5za0risxc-clan-cli-source.drv
  /nix/store/k2z9lkgm1b1ai26knrq8kwxnyzc2hfak-clan-cli.drv
  /nix/store/jixg3agx6c5ly9fpfidq0ffrb3kh6f0f-nix-shell.drv