[INFO] crate iot_hub 0.0.2 is already in cache
[INFO] extracting crate iot_hub 0.0.2 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/iot_hub/0.0.2
[INFO] extracting crate iot_hub 0.0.2 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/iot_hub/0.0.2
[INFO] validating manifest of iot_hub-0.0.2 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: missing Cargo.toml for iot_hub-0.0.2
[ERROR]