this derivation will be built:
  /nix/store/46xx1bnj3c2248wz3szd2m04smkvzaxw-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/46xx1bnj3c2248wz3szd2m04smkvzaxw-bcachefs-module-7.0.0-39-generic.drv'...