this derivation will be built:
  /nix/store/4v1025zgzipsnlg6hvvj6vqycl83yzph-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/4v1025zgzipsnlg6hvvj6vqycl83yzph-bcachefs-module-7.0.0-30-generic.drv'...