After the core-updates merge today, I did the following, and it gave an error message (I tried a couple of times, with the same result):
$ guix pull && guix package -m ~/guix-packages.scm -u . # ... snip ... downloading from https://ci.guix.gnu.org/nar/gzip/532l4zja85y9c69i0l0bwnsxx98gpzdw-nss-certs-3.45... nss-certs-3.45 148KiB 937KiB/s 00:00 [# ] 10.8%Backtrace: gzip: stdout: Broken pipe 3 (apply-smob/1 #<catch-closure 2146640>) In ice-9/boot-9.scm: 705:2 2 (call-with-prompt _ _ #<procedure default-prompt-handle?>) In ice-9/eval.scm: 619:8 1 (_ #(#(#<directory (guile-user) 21c9140>))) In guix/ui.scm: 1734:12 0 (run-guix-command _ . _) guix/ui.scm:1734:12: In procedure run-guix-command: Throw to key `encoding-error' with args `("scm_to_stringn" "cannot convert wide string to output locale" 84 #f #f)'. nss-certs-3.45 148KiB 1.3MiB/s 00:00 [##################] 100.0%substitution of /gnu/store/532l4zja85y9c69i0l0bwnsxx98gpzdw-nss-certs-3.45 failed killing process 645584 guix package: error: some substitutes for the outputs of derivation `/gnu/store/gvckkl62hkn74wcyw9x1wd0bkjf7c6y5-nss-certs-3.45.drv' failed (usually happens due to networking issues); try `--fallback' to build derivation from source I then did the same, but added the suggested `--fallback` option onto the end: $ guix package -m ~/guix-packages.scm -u . --fallback # snip massive list of "the following derivations will be built" downloading from https://ci.guix.gnu.org/nar/gzip/532l4zja85y9c69i0l0bwnsxx98gpzdw-nss-certs-3.45... nss-certs-3.45 148KiB 36.0MiB/s 00:00 [# ] 10.8%Backtrace: gzip: stdout: Broken pipe 3 (apply-smob/1 #<catch-closure 1212640>) In ice-9/boot-9.scm: 705:2 2 (call-with-prompt _ _ #<procedure default-prompt-handle?>) In ice-9/eval.scm: 619:8 1 (_ #(#(#<directory (guile-user) 1295140>))) nss-certs-3.45 148KiB 12.5MiB/s 00:00 [##################] 100.0%In guix/ui.scm: 1734:12 0 (run-guix-command _ . _) guix/ui.scm:1734:12: In procedure run-guix-command: Throw to key `encoding-error' with args `("scm_to_stringn" "cannot convert wide string to output locale" 84 #f #f)'. substitution of /gnu/store/532l4zja85y9c69i0l0bwnsxx98gpzdw-nss-certs-3.45 failed The command did then complete successfully, I assume building nss-certs locally instead, though I can't see any further references to it in the output. I'm currently trying the same thing on my other computer. -- Josh Holland