this derivation will be built:
  /nix/store/3qyn6vgyf79d6kc9zqq57380vgvqzllg-bcachefs-module-7.1.8-arch1-3.drv
building '/nix/store/3qyn6vgyf79d6kc9zqq57380vgvqzllg-bcachefs-module-7.1.8-arch1-3.drv'...