this derivation will be built:
  /nix/store/b4qw0l9dh7550gh0bqyq5dpknjwbnfdf-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/b4qw0l9dh7550gh0bqyq5dpknjwbnfdf-bcachefs-module-7.0.0-29-generic.drv'...