Am Donnerstag, 25. April 2013 schrieb Ludovic Courtès: > I believe that commit 1c9e7d6 partly solves that. That is, if you > ‘rm -rf /nix/var/nix/substitute-binary/’, and then run > ‘guix build hello -n’, it should report things that it would download.
Yes, it tells it will download hello. And the cache directory is filled with data containing the urls of packages to download. > However, if you type ‘guix build hello’, it will barf in ‘filtered-port’ > when trying to actually download the thing. Maybe. Here is the output: the following file will be downloaded: /nix/store/w2121wnp8xv3ycjsgj3ymhb147mrgpc9-hello-2.8 @ substituter-started /nix/store/w2121wnp8xv3ycjsgj3ymhb147mrgpc9-hello-2.8 /usr/local/guix-git/libexec/guix/substitute-binary guix substitute-binary: warning: using Guile 2.0.5-deb+1-3, which does not support HTTP () encoding guix substitute-binary: error: download failed; use a newer Guile @ substituter-failed /nix/store/w2121wnp8xv3ycjsgj3ymhb147mrgpc9-hello-2.8 256 fetching path `/nix/store/w2121wnp8xv3ycjsgj3ymhb147mrgpc9-hello-2.8' failed with exit code 1 guix build: error: build failed: some substitutes for the outputs of derivation `/nix/store/7b51j955338q2kxj3ssvly0i2pw20z7q-hello-2.8.drv' failed; try `--fallback' Adding "--fallback" leads to an error message about an unrecognised option. Andreas