this derivation will be built:
  /nix/store/s2sx0cs25jz7bbprqwmscd5b0farnc4j-nix-shell.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/0zyaxwhr99bsd4h3bj9mfhl4swxjhid5-clan-cli