znavko@disroot.org writes:

> My bug report is this https://github.com/Eloston/ungoogled-chromium/issues/730
>
> During update with `guix pull && guix package -u` ungoogled-chromium build process stops on build derivation on 84% three times in a row.

What does your system memory and swap look like at that point,
ungoogled-chromium requires quite a lot of memory to build.

If this is indeed an issue, you might be able to reduce the peak memory
requirement by reducing the number of cores used through --cores.