this derivation will be built:
  /nix/store/dg2jag4nn5kv85q2zxnp31d1v8wd6p90-nix-shell.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/vlg7nyr7gjnyppp85pvb772xm33c5ymm-clan-cli