this derivation will be built:
  /nix/store/ij5n8kj38jfbjj8avjxs2371dgx1y7rb-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/ij5n8kj38jfbjj8avjxs2371dgx1y7rb-bcachefs-module-7.0.0-29-generic.drv'...