this derivation will be built:
  /nix/store/xrkvmfh139n4vdymp9h0mybiswfl6kzy-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/xrkvmfh139n4vdymp9h0mybiswfl6kzy-bcachefs-module-7.0.0-29-generic.drv'...