this derivation will be built:
  /nix/store/mv75p8n5h4b61knfzlravjw2b3aj1mc4-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/mv75p8n5h4b61knfzlravjw2b3aj1mc4-bcachefs-module-7.0.0-39-generic.drv'...