this derivation will be built:
  /nix/store/2813x7wvsj12qy77b6l19yzgfn0yqj9x-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/2813x7wvsj12qy77b6l19yzgfn0yqj9x-bcachefs-module-7.0.0-31-generic.drv'...