this derivation will be built:
  /nix/store/7a86zacqjv8p8dg9gs1hdcw2m999kyg4-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/7a86zacqjv8p8dg9gs1hdcw2m999kyg4-bcachefs-module-7.0.0-34-generic.drv'...