[INFO] updating cached repository sueken5/rabbit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sueken5/rabbit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sueken5/rabbit" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/sueken5/rabbit"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/sueken5/rabbit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sueken5/rabbit" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/sueken5/rabbit"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/sueken5/rabbit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 315fab83013e9ed43a0af203f66f573027b0c22a
[INFO] sha for GitHub repo sueken5/rabbit: 315fab83013e9ed43a0af203f66f573027b0c22a
[INFO] validating manifest of sueken5/rabbit on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to build-fail:broken
[ERROR] caused by: missing Cargo.toml for sueken5/rabbit
[ERROR]