Today's "guix pull" resulted in an error message that ends with a request for a bug report. So here it comes:
=========================================================================== Updating channel 'guix-past' from Git repository at 'https://gitlab.inria.fr/guix-hpc/guix-past'... Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'... guix pull: warning: moving channel 'guix' from 3e4f6d2bbc6f0f81c1487eb1bb69d8e9fe9bdbd7 to unrelated commit 34985fb6ae7deffd40443766f5408649a0cbbff2 Authenticating channel 'guix', commits 9edb3f6 to 34985fb (777 new commits)... Building from these channels: guix https://git.savannah.gnu.org/git/guix.git 34985fb guix-past https://gitlab.inria.fr/guix-hpc/guix-past 0f892e4 substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% module-import 2KiB 25KiB/s 00:00 [##################] 100.0% module-import-compiled 1.4MiB 1.7MiB/s 00:01 [##################] 100.0% compute-guix-derivation 1005B 9KiB/s 00:00 [##################] 100.0% Computing Guix derivation for 'x86_64-linux'... |Backtrace: 13 (primitive-load "/gnu/store/jbz265j88niryci4f80zfwq92vjy2xam-compute-guix-derivation") In ice-9/eval.scm: 155:9 12 (_ _) 159:9 11 (_ #(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#<directory (guile-u?> ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?)) In ice-9/boot-9.scm: 152:2 10 (with-fluid* _ _ _) 152:2 9 (with-fluid* _ _ _) In ./guix/store.scm: 2076:24 8 (run-with-store #<store-connection 256.99 7f46cd7e73c0> _ #:guile-for-build _ #:system _ #:target _) 1910:8 7 (_ _) In ./guix/gexp.scm: 256:18 6 (_ _) 1137:2 5 (_ _) 1003:2 4 (_ _) 849:4 3 (_ _) In ./guix/store.scm: 1958:12 2 (_ #<store-connection 256.99 7f46cd7e73c0>) 1372:5 1 (map/accumulate-builds #<store-connection 256.99 7f46cd7e73c0> _ _) 1383:15 0 (_ #<store-connection 256.99 7f46cd7e73c0> _ _) ./guix/store.scm:1383:15: ERROR: 1. &store-protocol-error: message: "some substitutes for the outputs of derivation `/gnu/store/8kj83zhzcfpp7df9jxsyarnkrbvglwri-guile-json-3.5.0.drv' failed (usually happens due to networking issues); try `--fallback' to build derivation from source " status: 1 guix pull: error: You found a bug: the program '/gnu/store/jbz265j88niryci4f80zfwq92vjy2xam-compute-guix-derivation' failed to compute the derivation for Guix (version: "34985fb6ae7deffd40443766f5408649a0cbbff2"; system: "x86_64-linux"; host version: "3e4f6d2bbc6f0f81c1487eb1bb69d8e9fe9bdbd7"; pull-version: 1). Please report it by email to <bug-guix@gnu.org>. ===========================================================================