this derivation will be built:
  /nix/store/qmcy93a7xsxp293wzlp84vac8h731ihj-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/qmcy93a7xsxp293wzlp84vac8h731ihj-bcachefs-module-7.0.0-39-generic.drv'...