these 5 derivations will be built:
  /nix/store/2frbkbh41cjsjlv5sk9q961jvw2ksgrq-clan-runtime.drv
  /nix/store/j5n1xzmaxmq3zsx9ffg72s8aj3gjrrql-clan-cli-source.drv
  /nix/store/mxp2j6xm3i40bhfgbd0sxra4g98c82fm-clan-cli.drv
  /nix/store/pvijcsn0sb70hfd6w9v27af5djx6xc2v-closure-info.drv
  /nix/store/vv025za0kbh5lg59fwmsazz7103jf51y-check-vars.drv