this derivation will be built:
  /nix/store/qf09vk6rl7wldy9jamvka0kv56dcmqci-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/qf09vk6rl7wldy9jamvka0kv56dcmqci-bcachefs-module-7.0.0-38-generic.drv'...