this derivation will be built:
  /nix/store/pnaqw82v16xi5wb55f1n6pil8lyvc3jh-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/pnaqw82v16xi5wb55f1n6pil8lyvc3jh-bcachefs-module-7.0.0-39-generic.drv'...