copying path '/nix/store/lbjgxq9licvzg5p2s1x1npsxmqk3nfhv-gtest-1.17.0' from 'http://build05.ofborg.org'...
copying path '/nix/store/95wbp5r7l5s6bj6igap8yj66hl54njpc-isl-0.20' from 'https://cache.nixos.org'...
copying path '/nix/store/ck47pk105nw2dsd6xrx7b16x7adr3xmg-libbsd-0.12.2.tar.xz' from 'https://cache.nixos.org'...
copying path '/nix/store/2bf138vqxsms95srvs0a73bjqxkh0330-libsodium-1.0.20.tar.gz' from 'https://cache.nixos.org'...
copying path '/nix/store/yc65s1yx6kvwva7r9idihf9pfqbvjzfa-icu4c-76.1' from 'http://build05.ofborg.org'...
copying path '/nix/store/kyxqsl5y7fwhzkbpp08vf3j6nipiwia9-libtool-2.5.4-lib' from 'http://build05.ofborg.org'...
copying path '/nix/store/kjhi2v572cbaz8hp6v8jc0nsyj4drrh7-libseccomp-2.6.0.tar.gz' from 'https://cache.nixos.org'...
copying path '/nix/store/p1knf80cxf7p317zkq6y1c0kk6jqjl0f-libuv-1.51.0' from 'http://build05.ofborg.org'...
copying path '/nix/store/ph1hv76lsd0qhdi6jps3nbcm929gxvn2-libmd-1.1.0' from 'http://eval02.ofborg.org'...
error: Nix daemon disconnected unexpectedly (maybe it crashed?)