this derivation will be built:
  /nix/store/klcwin4x5flq4ahvjl8x88znw6vmyspn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/klcwin4x5flq4ahvjl8x88znw6vmyspn-bcachefs-module-7.0.0-38-generic.drv'...