language: nix env: - NIX_PATH="nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/nixos-18.03.tar.gz" - NIX_PATH="nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/nixos-unstable.tar.gz" script: - nix-build tests/intern.nix - nix-build tests/extern.nix