`nix eval` failed while indexing

[benwaffle]

❯ rippkgs-index nixpkgs                                              
evaluated registry in 309.7863 seconds
thread 'main' panicked at src/bin/index/main.rs:198:9:
`nix eval` failed: 
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Let me know how I can get more info to help you debug.

[ryantm]

Which commit of nixpkgs is on your NIX_PATH?

[benwaffle]

NIX_PATH is unset. I did find a .git-revision file for nixpkgs, maybe that's the one?

❯ echo $NIX_PATH
                                                                                                                                                                                                     
❯ cat ~/.nix-defexpr/channels/nixpkgs/.git-revision 
144133c526040a5140e89366ff72ac2d387e9bbb