this derivation will be built:
  /nix/store/30dgs6abjqg7rz50rxvadhn2qbqhh3p7-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/30dgs6abjqg7rz50rxvadhn2qbqhh3p7-bcachefs-module-7.0.0-34-generic.drv'...