this derivation will be built:
  /nix/store/wvrjqy7a19zx69w2al21zzbb07bcxkqs-bcachefs-module-7.0.0-34-generic-64k.drv
building '/nix/store/wvrjqy7a19zx69w2al21zzbb07bcxkqs-bcachefs-module-7.0.0-34-generic-64k.drv'...