[INFO] crate iot_hub 0.0.2 is already in cache
[INFO] extracting crate iot_hub 0.0.2 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/iot_hub/0.0.2
[INFO] extracting crate iot_hub 0.0.2 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/iot_hub/0.0.2
[INFO] validating manifest of iot_hub-0.0.2 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[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]