Starting download of /gnu/store/hyqhkhmw76m58afliigj5cc2hz8afkli-rust-futures-sink-preview-0.3.0-alpha.19.crate From https://crates.io/api/v1/crates/futures-sink-preview/0.3.0-alpha.19/download... following redirection to `https://static.crates.io/crates/futures-sink-preview/futures-sink-preview-0.3.0-alpha.19.crate'...  download 7KiB 0B/s 00:00 [ ] 0.0%  download 7KiB 10.7MiB/s 00:00 [##################] 100.0%  download 7KiB 6.3MiB/s 00:00 [##################] 100.0%