this derivation will be built:
  /nix/store/np70szqh6pifzvs0zchpgx8mqmv0523j-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/np70szqh6pifzvs0zchpgx8mqmv0523j-bcachefs-module-7.0.0-34-generic.drv'...