Hi, Using Guix Hi,
Using Guix 55685e4, I get: --8<---------------cut here---------------start------------->8--- $ guix build -S --no-substitutes emacs-pyim The following derivation will be built: /gnu/store/b2wkh4cq2p6y8kigb0qx0j5yrqj4wh2j-pyim-3.2.tar.drv building /gnu/store/b2wkh4cq2p6y8kigb0qx0j5yrqj4wh2j-pyim-3.2.tar.drv... Starting download of /gnu/store/zq1rsyhbzcwps5mllzvj0z1klnnk8aiv-pyim-3.2.tar >From https://elpa.gnu.org/packages/pyim-3.2.tar... download failed "https://elpa.gnu.org/packages/pyim-3.2.tar" 404 "Not Found" Starting download of /gnu/store/zq1rsyhbzcwps5mllzvj0z1klnnk8aiv-pyim-3.2.tar >From >https://ci.guix.gnu.org/file/pyim-3.2.tar/sha256/1rr9mq334dqf7mx1ii7910zkigw7chl63iws4sw0qsn014kjlb0a... download failed "https://ci.guix.gnu.org/file/pyim-3.2.tar/sha256/1rr9mq334dqf7mx1ii7910zkigw7chl63iws4sw0qsn014kjlb0a" 404 "Not Found" Starting download of /gnu/store/zq1rsyhbzcwps5mllzvj0z1klnnk8aiv-pyim-3.2.tar >From >https://tarballs.nixos.org/sha256/1rr9mq334dqf7mx1ii7910zkigw7chl63iws4sw0qsn014kjlb0a... download failed "https://tarballs.nixos.org/sha256/1rr9mq334dqf7mx1ii7910zkigw7chl63iws4sw0qsn014kjlb0a" 404 "Not Found" Starting download of /gnu/store/zq1rsyhbzcwps5mllzvj0z1klnnk8aiv-pyim-3.2.tar >From >https://archive.softwareheritage.org/api/1/content/sha256:0a2c2a2709c06a0cb8269ac761286487bf383f08e9c4187a3d0e373206ae29e7/raw/... download failed "https://archive.softwareheritage.org/api/1/content/sha256:0a2c2a2709c06a0cb8269ac761286487bf383f08e9c4187a3d0e373206ae29e7/raw/" 404 "Not Found" failed to download "/gnu/store/zq1rsyhbzcwps5mllzvj0z1klnnk8aiv-pyim-3.2.tar" from "https://elpa.gnu.org/packages/pyim-3.2.tar" builder for `/gnu/store/b2wkh4cq2p6y8kigb0qx0j5yrqj4wh2j-pyim-3.2.tar.drv' failed to produce output path `/gnu/store/zq1rsyhbzcwps5mllzvj0z1klnnk8aiv-pyim-3.2.tar' build of /gnu/store/b2wkh4cq2p6y8kigb0qx0j5yrqj4wh2j-pyim-3.2.tar.drv failed View build log at '/var/log/guix/drvs/b2/wkh4cq2p6y8kigb0qx0j5yrqj4wh2j-pyim-3.2.tar.drv.bz2'. guix build: error: build of `/gnu/store/b2wkh4cq2p6y8kigb0qx0j5yrqj4wh2j-pyim-3.2.tar.drv' failed --8<---------------cut here---------------end--------------->8--- The package uses ELPA. This is probably related to: <http://issues.guix.gnu.org/issue/46849>. All the best, simon