this derivation will be built:
  /nix/store/81bjc2yd4d8n9hdcbh7q4cyl6gfmczg4-nix-shell.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/rryxaanf893h95izflhim44zb6m40lgd-clan-cli