this derivation will be built:
  /nix/store/r8n667c5pzipvzghxravphpsz4s1x6as-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/r8n667c5pzipvzghxravphpsz4s1x6as-bcachefs-module-7.0.0-31-generic.drv'...