this derivation will be built:
  /nix/store/387lwl2c81n69w033zmflavjjhjsqk50-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/387lwl2c81n69w033zmflavjjhjsqk50-bcachefs-module-7.0.0-38-generic.drv'...