error:
       … while calling the 'derivationStrict' builtin
         at «nix-internal»/derivation-internal.nix:37:12:
           36|
           37|   strict = derivationStrict drvAttrs;
             |            ^
           38|

       … while evaluating derivation 'terraform'
         whose name attribute is located at «git+https://github.com/NixOS/nixpkgs?ref=nixpkgs-unstable&rev=fe6deff5fad4a42d0e08d2bab3f2d6c7c88f3fe5&shallow=1»/pkgs/stdenv/generic/make-derivation.nix:651:11

       … while evaluating attribute 'text' of derivation 'terraform'
         at «git+https://github.com/NixOS/nixpkgs?ref=nixpkgs-unstable&rev=fe6deff5fad4a42d0e08d2bab3f2d6c7c88f3fe5&shallow=1»/pkgs/build-support/trivial-builders/default.nix:136:11:
          135|           name
          136|           text
             |           ^
          137|           executable

       … while evaluating definitions from `/nix/store/y1xwqd6hbrcr29mkd6sqmizpj6pxrl68-source/machines/build01/terraform-configuration.nix':

       (stack trace truncated; use '--show-trace' to show the full, detailed trace)

       error: attribute 'zerotier' missing
       at /var/lib/nixbot/worktrees/8-2e0d07ffcaa4-9734a650/machines/build01/terraform-configuration.nix:28:12:
           27|         inherit
           28|           (self.nixosConfigurations.build01.config.clan.core.vars.generators.zerotier.files.zerotier-ip)
             |            ^
           29|           value