this derivation will be built:
  /nix/store/r1jkq86q64rs9asrkf2dzfckl8mc1j2c-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/r1jkq86q64rs9asrkf2dzfckl8mc1j2c-bcachefs-module-7.0.0-31-generic.drv'...