this derivation will be built:
  /nix/store/ww9bp4sf63fg7bm41h1kid73s8g90vsi-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/ww9bp4sf63fg7bm41h1kid73s8g90vsi-bcachefs-module-7.0.0-31-generic.drv'...