1error: Nixpkgs 26.11 has dropped support for x86_64-darwin.23The 26.05 stable branch still supports x86_64-darwin, and will4receive security fixes until the end of 2026. If you use channels,5you can switch to 26.05 as follows:67 $ sudo nix-channel --add https://nixos.org/channels/nixpkgs-26.05-darwin nixpkgs8 $ sudo nix-channel --update910If this doesn’t work, you may need to run:1112 # Lack of sudo is deliberate:13 $ nix-channel --remove nixpkgs1415If you use flakes, switch your flake input:1617 inputs.nixpkgs = {18 url = "github:NixOS/nixpkgs/nixpkgs-26.05-darwin";19 };2021See the release notes for more information and alternatives:2223 https://nixos.org/manual/nixpkgs/unstable/release-notes#x86_64-darwin-26.112425 at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/trivial.nix:1003:3726 … while calling the 'throw' builtin at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/trivial.nix:1003:3727 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/trivial.nix:1003:1928 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/pkgs/top-level/default.nix:113:929 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/trivial.nix:982:4030 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/pkgs/top-level/default.nix:108:631 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/pkgs/top-level/default.nix:21:132 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/pkgs/top-level/impure.nix:55:133 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/pkgs/top-level/impure.nix:12:134 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/flake.nix:234:1235 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/flake.nix:233:1136 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1343:1737 … while evaluating the attribute 'legacyPackages.x86_64-darwin' at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1343:938 … while calling anonymous lambda at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:155:1339 … while evaluating the attribute 'nixpkgs'40 … while calling anonymous lambda at /nix/store/8s15y5qcdk829285x5z1db4v00i3r5k1-source/checks/nixos.nix:1:141 … from call site at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:771:4442 … while calling anonymous lambda at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:771:2843 … while evaluating the attribute 'nixos' at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:118:1144 … while calling anonymous lambda at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:163:1045 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:667:6046 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:667:5347 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:667:4548 … while calling the '__filter' builtin at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:667:4549 … while calling the 'removeAttrs' builtin at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:667:2850 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:667:2351 … from call site at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:162:552 … while calling anonymous lambda at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:161:1353 … from call site at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:766:1454 … while calling the '__elemAt' builtin at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1615:1155 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1610:1656 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1620:5257 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1610:1658 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1620:5259 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1610:1660 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1620:5261 … while calling anonymous lambda at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1610:1662 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1626:763 … while calling 'mergeAttrsList' at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1605:564 … from call site at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:729:965 … while calling anonymous lambda at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:728:966 … from call site at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:63:5367 … while calling anonymous lambda at /nix/store/ih5qm6bwy5qssdkwddqqm97j7aja7biz-source/lib/default.nix:63:4568 … from call site at /nix/store/r5l65vg4gi4dnx54zkwagfb8jmlqniy5-source/lib/attrsets.nix:1343:1769 … while calling the '__isAttrs' builtin at «string»:25:970 … while calling 'prune' at «string»:24:5