error:
       … while evaluating the attribute 'drvPath'
         at «https://releases.nixos.org/nixpkgs/nixpkgs-26.11pre1085827.aa48d3470809/nixexprs.tar.xz?narHash=sha256-R4B%2BRRYmze9htmPZ8xeF19mchTSH99GdaqanKCW8CF8%3D»/lib/customisation.nix:416:11:
          415|         // {
          416|           drvPath =
             |           ^
          417|             assert condition;

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

       … while evaluating the option `driverConfiguration.vlans':

       … while evaluating definitions from `/nix/store/vlhb7haagkjabf20g1vg9kxi53fcpi17-source/nixos/lib/testing/driver-configuration.nix':

       … while evaluating the option `containers.server.networking.interfaces':

       … while evaluating definitions from `/nix/store/vlhb7haagkjabf20g1vg9kxi53fcpi17-source/nixos/modules/hardware/facter/networking':

       … while evaluating the option `containers.server.hardware.facter.enable':

       … while evaluating the option `containers.server.hardware.facter.report':

       … while evaluating the option `containers.server.hardware.facter.reportPath':

       … while evaluating definitions from `/nix/store/g52lkm6qg5w9qj8n2w4r0pfb8akkvbg3-source/nixosModules/clanCore/nixos-facter.nix':

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

       error: build of '/nix/store/n11k3z0ddj7c4sm6ynj3fq05x1sbxyiz-merged-test-dir-pocket-id.drv^out' failed: error: error: gRPC AddMultipleToStore on 'nix-store.geninf.io:50051' failed: error: path '/nix/store/n1nc6qizq759j2n5lpihw673j27gxn0d-vm' is required, but there is no substituter that can build it