this derivation will be built:
  /nix/store/hi1pcnsah8jw7swz60zgwiflak0v6gk6-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/hi1pcnsah8jw7swz60zgwiflak0v6gk6-bcachefs-module-7.0.0-30-generic.drv'...