[INFO] updating cached repository godaddy-icfp/icfp-2019
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/godaddy-icfp/icfp-2019
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/godaddy-icfp/icfp-2019" "work/ex/beta-1.37-6/sources/1.36.0/gh/godaddy-icfp/icfp-2019"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/godaddy-icfp/icfp-2019'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/godaddy-icfp/icfp-2019" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/godaddy-icfp/icfp-2019"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/godaddy-icfp/icfp-2019'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a5c7f84036a742a651ce5fc19b23a9fa85fb649
[INFO] sha for GitHub repo godaddy-icfp/icfp-2019: 5a5c7f84036a742a651ce5fc19b23a9fa85fb649
[INFO] validating manifest of godaddy-icfp/icfp-2019 on toolchain 1.36.0
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: missing Cargo.toml for godaddy-icfp/icfp-2019
[ERROR]