this derivation will be built:
  /nix/store/kany7n29wngxfyxbsdndsm84cjd5p8wc-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/kany7n29wngxfyxbsdndsm84cjd5p8wc-bcachefs-module-7.0.0-28-generic.drv'...