this derivation will be built:
  /nix/store/8hmfds68lqa4x4sslv3lyc525nhj3ava-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8hmfds68lqa4x4sslv3lyc525nhj3ava-bcachefs-module-7.0.0-39-generic.drv'...