1error:2 … while evaluating a branch condition3 at «string»:23:10:4 22| if !keepName n then {}5 23| else if !builtins.isAttrs c || isDrv c then c6 | ^7 24| else if c ? _type || !(c.recurseForDerivations or true) then {}89 … in the left operand of the OR (||) operator10 at «string»:23:33:11 22| if !keepName n then {}12 23| else if !builtins.isAttrs c || isDrv c then c13 | ^14 24| else if c ? _type || !(c.recurseForDerivations or true) then {}1516 (stack trace truncated; use '--show-trace' to show the full, detailed trace)1718 error: attribute 'x86_64-linux' missing19 at /var/lib/nixbot/worktrees/18-a4e348a85d38-21f0b217/flake.nix:53:26:20 52|21 53| checks.default = packages.default.x86_64-linux;22 | ^23 54|