this derivation will be built:
  /nix/store/sl1sbjb807wyrk0sg6m94l0mnny1n4gm-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/sl1sbjb807wyrk0sg6m94l0mnny1n4gm-bcachefs-module-7.0.0-34-generic.drv'...