this derivation will be built:
  /nix/store/ma4ys5x6m55k8vghibv99gvk9bda8yrn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/ma4ys5x6m55k8vghibv99gvk9bda8yrn-bcachefs-module-7.0.0-38-generic.drv'...