[INFO] updating cached repository kg88/tikv-master
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kg88/tikv-master
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kg88/tikv-master" "work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/kg88/tikv-master"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/kg88/tikv-master'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kg88/tikv-master" "work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/kg88/tikv-master"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/kg88/tikv-master'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 025580345db28a44ae0e91ec462938b050ff16a2
[INFO] sha for GitHub repo kg88/tikv-master: 025580345db28a44ae0e91ec462938b050ff16a2
[INFO] validating manifest of kg88/tikv-master on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to build-fail:broken
[ERROR] caused by: missing Cargo.toml for kg88/tikv-master
[ERROR]