these 4 derivations will be built:
  /nix/store/sy496kxmrdhr796ki8s1d2mk7q763a10-clan-runtime.drv
  /nix/store/qz6pc8787q6difxl2qcdlw5hz3h5qm19-clan-cli-source.drv
  /nix/store/if63if2lxmiylr857qkfvrnrcgzwjf4b-clan-cli.drv
  /nix/store/gaxavfcr4a6sj38npb3drzzipmjx6m5c-nix-shell.drv