this derivation will be built:
  /nix/store/sq16v9s35172dnbp1vfpw8f6adp7i16j-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/sq16v9s35172dnbp1vfpw8f6adp7i16j-bcachefs-module-7.0.0-34-generic.drv'...