this derivation will be built:
  /nix/store/5lb2xxkvck5hx84sjija1kj3yki9jzgj-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/5lb2xxkvck5hx84sjija1kj3yki9jzgj-bcachefs-module-7.0.0-38-generic.drv'...