1error:2 … while calling the 'derivationStrict' builtin3 at «nix-internal»/derivation-internal.nix:37:12:4 36|5 37| strict = derivationStrict drvAttrs;6 | ^7 38|89 … while evaluating derivation 'container-test-ubuntu-26-04-home-manager'10 whose name attribute is located at «github:NixOS/nixpkgs/867dcbc30bafe3c862ef88620f2e7a109d7d3be5?narHash=sha256-9dkt1i5JNbEfPb%2BEjLcSDNs8zqEHQ/1JlSaKgj0SBAg%3D»/pkgs/stdenv/generic/make-derivation.nix:651:111112 … while evaluating attribute 'buildCommand' of derivation 'container-test-ubuntu-26-04-home-manager'13 at «git+file:///var/lib/nixbot/worktrees/45-468119f50f85-71?ref=HEAD&rev=6fb70e3d4ad4182279632ced9699837e7b87498c»/lib/container-test-driver/default.nix:106:7:14 105|15 106| buildCommand = ''16 | ^17 107| mkdir -p $out1819 … while evaluating the option `assertions':2021 … while evaluating definitions from `/nix/store/7fwffzi45764gmayfc9bnyd2gg2nzgjb-source/nixos/common.nix':2223 … while evaluating the module argument `pkgs' in "/nix/store/7fwffzi45764gmayfc9bnyd2gg2nzgjb-source/nixos/common.nix":2425 … noting that argument `pkgs` is not externally provided, so querying `_module.args` instead, requiring `config`2627 … while evaluating definitions from `/nix/store/pkp07s65ihkh79mllwjhia880ihhawd6-source/nix/lib.nix:66:75: inline module':2829 (stack trace truncated; use '--show-trace' to show the full, detailed trace)3031 error: expected a set but found a string: "x86_64-linux"