this derivation will be built:
  /nix/store/v0iywgdcjaq96z4sg5cxd8kdkp4mpy70-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/v0iywgdcjaq96z4sg5cxd8kdkp4mpy70-bcachefs-module-7.0.0-38-generic.drv'...