this derivation will be built:
  /nix/store/a9654qqhrqdcp99v67z46x9k2y56bp18-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/a9654qqhrqdcp99v67z46x9k2y56bp18-bcachefs-module-7.0.0-39-generic.drv'...