this derivation will be built:
  /nix/store/pn9f2z6iiqvc7wwy1q289f87qi7fhz59-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/pn9f2z6iiqvc7wwy1q289f87qi7fhz59-bcachefs-module-7.0.0-28-generic.drv'...