these 3 derivations will be built:
  /nix/store/rgf4m5jfmv99b9hv4cjqqyh2mjignccq-clan-cli-source.drv
  /nix/store/fwssik5i6mkpv9l6gjqjipfknm6biind-clan-cli.drv
  /nix/store/cim3bn29x7jnvrvbfs3psra4qr8mpl51-check-devshell-not-depends-on-clan-cli.drv