Assert that compatible realisations have the same dependencies
Assert that compatible realisations have the same dependencies

Should always hold, but that’s not necessarily obvious, so better
enforce it

rycee/nix,rycee/nix,NixOS/nix,NixOS/nix,rycee/nix,NixOS/nix,NixOS/nix,rycee/nix,NixOS/nix,rycee/nix