this derivation will be built:
  /nix/store/20a9l86c5409q9mwvwjg3wxpk36r5djj-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/20a9l86c5409q9mwvwjg3wxpk36r5djj-bcachefs-module-7.0.0-34-generic.drv'...