./guix/store.scm:1417:15: ERROR: 1. &store-protocol-error: message: "some substitutes for the outputs of derivation `/gnu/store/v6qxbqykmsv18218inrbl8ln13nh2yav-module-import-compiled.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/wi0jlppja4hibrn2xn4x9s8rzxijaxy6-compute-guix-derivation' failed to compute the derivation for Guix (version: "bd0f2173210416e86281c1de8789e7cdab66dd57"; system: "x86_64-linux"; host version: "1.2.0"; pull-version: 1).