Starting download of /gnu/store/xjfnabv4189w22vzagkdgadxwlk8dxgx-rust-slab-0.4.2.crate From https://crates.io/api/v1/crates/slab/0.4.2/download... following redirection to `https://static.crates.io/crates/slab/slab-0.4.2.crate'...  download 10KiB +nan.0TiB/s 00:00 [ ] 0.0%  download 10KiB +inf.0TiB/s 00:00 [##################] 100.0%  download 10KiB +inf.0TiB/s 00:00 [##################] 100.0%