this derivation will be built:
  /nix/store/2qhl9nz28npnfa9va0lc0a5nqcnvjcqa-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/2qhl9nz28npnfa9va0lc0a5nqcnvjcqa-bcachefs-module-7.0.0-38-generic.drv'...