Starting download of /gnu/store/7b5rpzzq161zdgr47bjx1a7zn4n9wkx1-rust-quickcheck-0.4.1.tar.gz From https://crates.io/api/v1/crates/quickcheck/0.4.1/download... following redirection to `https://static.crates.io/crates/quickcheck/quickcheck-0.4.1.crate'...  download 20KiB 0B/s 00:00 [ ] 0.0%  download 20KiB 5.3MiB/s 00:00 [##################] 100.0%  download 20KiB 4.9MiB/s 00:00 [##################] 100.0%