$ NIXPKGS_ALLOW_INSECURE=1 nix why-depends nixpkgs#archivebox nixpkgs#python3.pkgs.djangoerror: Package ‘python3.11-django-3.1.14’ in /nix/store/sl31dgnpwinzvzhh7ak2rx3h6w7kbb30-source/pkgs/development/python-modules/django/3.nix:53 is marked as insecure, refusing to evaluate.
fix:
nix why-depends --impure
https://github.com/NixOS/nix/issues/7576