these 4 derivations will be built:
  /nix/store/sr42i5l7a2zqz11xvgypmg4gw7qdyvc2-clan-runtime.drv
  /nix/store/gwv6c4mn5m8n98kq20yzf007206in0ik-clan-cli-source.drv
  /nix/store/bax62b81s9z174bxv875qml9c6b31x9k-clan-cli.drv
  /nix/store/pqd11r5z4y2s1jkp03w2yd82hpv9i4rn-nix-shell.drv