this derivation will be built:
  /nix/store/pgcrfkhibn7nq174567v0zj8y38kgd3w-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/pgcrfkhibn7nq174567v0zj8y38kgd3w-bcachefs-module-7.0.0-34-generic.drv'...