b4 0.8.0 -> 0.11.1 https://pypi.org/project/b4/ attrpath: b4 Received ExitFailure 1 when running Raw command: /nix/store/3nqhcyc7vid1npgcd0m7arg5sn325nhz-nix-2.12.0/bin/nix eval -f . "(let pkgs = import ./. {}; in builtins.hasAttr \"updateScript\" pkgs.b4)" Standard error: error: attribute '(let pkgs = import ' in selection path '(let pkgs = import ./. {}; in builtins.hasAttr "updateScript" pkgs.b4)' not found b4 0 -> 1 attrpath: b4 Received ExitFailure 1 when running Raw command: /nix/store/3nqhcyc7vid1npgcd0m7arg5sn325nhz-nix-2.12.0/bin/nix eval -f . "(let pkgs = import ./. {}; in builtins.hasAttr \"updateScript\" pkgs.b4)" Standard error: error: attribute '(let pkgs = import ' in selection path '(let pkgs = import ./. {}; in builtins.hasAttr "updateScript" pkgs.b4)' not found b4 0.10.1 -> 0.11.1 https://repology.org/metapackage/b4/versions attrpath: b4 Received ExitFailure 1 when running Raw command: /nix/store/3nqhcyc7vid1npgcd0m7arg5sn325nhz-nix-2.12.0/bin/nix eval -f . "(let pkgs = import ./. {}; in builtins.hasAttr \"updateScript\" pkgs.b4)" Standard error: error: attribute '(let pkgs = import ' in selection path '(let pkgs = import ./. {}; in builtins.hasAttr "updateScript" pkgs.b4)' not found