Squashed 'rosettarobot/test/github-rust-rosetta/' changes from 53177b7..6a83d1b

6a83d1b Remove trailing whitespace
a3720be Fix filesize
44c6735 Fix create_file
2ca8e35 Fixed check_file
0278860 Merge pull request #225 from jschaf/add-url
ea5e8ab add url to knapsack 0-1

git-subtree-dir: rosettarobot/test/github-rust-rosetta
git-subtree-split: 6a83d1bd77296b8d90bb0eb90e6347733e16655b
Merge commit 'ed3ec19377de4e6cc95119bd0308678f890a2913'