this derivation will be built:
  /nix/store/xc1iz42w0f6pfvhh32dyshmsl7marmf1-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/xc1iz42w0f6pfvhh32dyshmsl7marmf1-bcachefs-module-7.0.0-29-generic.drv'...