this derivation will be built:
  /nix/store/bwq2qhfvv8kns2nbnygz65c76zllpvng-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/bwq2qhfvv8kns2nbnygz65c76zllpvng-bcachefs-module-7.0.0-34-generic.drv'...