this derivation will be built:
  /nix/store/b8jy4kq5iy3j7cfvsw5wrf9g6drp9q8m-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/b8jy4kq5iy3j7cfvsw5wrf9g6drp9q8m-bcachefs-module-7.0.0-39-generic.drv'...