this derivation will be built:
  /nix/store/v28wm9a4sbqh02vv4j9a0kma1s9dq29i-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/v28wm9a4sbqh02vv4j9a0kma1s9dq29i-bcachefs-module-7.0.0-38-generic.drv'...