this derivation will be built:
  /nix/store/d43bz2r236pb2w2yfkp8nrlvw90c16zp-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/d43bz2r236pb2w2yfkp8nrlvw90c16zp-bcachefs-module-7.0.0-38-generic.drv'...