this derivation will be built:
  /nix/store/n8rs75c3c3i6yl3vrvphsx8pr85mh4nz-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/n8rs75c3c3i6yl3vrvphsx8pr85mh4nz-bcachefs-module-7.0.0-38-generic.drv'...