this derivation will be built:
  /nix/store/500b15ql44gja8rpr3agh8zm2rf361rn-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/500b15ql44gja8rpr3agh8zm2rf361rn-bcachefs-module-7.0.0-31-generic.drv'...