this derivation will be built:
  /nix/store/rhy4fnr9zialkmc9i91v1yd92kj0gimi-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/rhy4fnr9zialkmc9i91v1yd92kj0gimi-bcachefs-module-7.0.0-39-generic.drv'...