Starting download of /gnu/store/vcvf5qp4xwj7jqr4a90n37i2ydq45l71-invariant-0.5.4.tar.gz From https://hackage.haskell.org/package/invariant/invariant-0.5.4.tar.gz...  ….5.4.tar.gz 377KiB/s 00:00 | 26KiB transferred  ….5.4.tar.gz 377KiB/s 00:00 | 26KiB transferred