these 4 derivations will be built:
  /nix/store/0ckkqv2wbq805rp3m74w4mn4j1h7sxfd-clan-runtime.drv
  /nix/store/gk1pwl18664kgsym90kcg4486za2gggw-clan-cli-source.drv
  /nix/store/1k6z4jf125rzsxbhnq45hkiljs7vpqr3-clan-cli.drv
  /nix/store/ilmhpl206v128b09363a9bbkpnsma88m-nix-shell.drv