this derivation will be built:
  /nix/store/ki61vg8j40i7dfi1arvbqf13ngk97pnz-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/ki61vg8j40i7dfi1arvbqf13ngk97pnz-bcachefs-module-7.0.0-28-generic.drv'...