skypilot 0 -> 1 attrpath: skypilot Received ExitFailure 1 when running Raw command: /nix/store/ld5hkp6n8vihlr2kq69nh77a1w4v97xa-nix-2.18.5/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes eval .#skypilot --apply "p: builtins.hasAttr \"updateScript\" p" Standard error:  error: flake 'git+file:///var/cache/nixpkgs-update/worker/worktree/skypilot' does not provide attribute 'packages.x86_64-linux.skypilot', 'legacyPackages.x86_64-linux.skypilot' or 'skypilot'