this derivation will be built:
  /nix/store/bn7bfsi851bd3mpigiz8ppc2z0k01wd2-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/bn7bfsi851bd3mpigiz8ppc2z0k01wd2-bcachefs-module-7.0.0-38-generic.drv'...