[INFO] fetching crate segmenttree 0.0.1...
[INFO] extracting crate segmenttree 0.0.1 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/segmenttree/0.0.1
[INFO] extracting crate segmenttree 0.0.1 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/segmenttree/0.0.1
[INFO] validating manifest of segmenttree-0.0.1 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to build-fail:broken
[ERROR] caused by: missing Cargo.toml for segmenttree-0.0.1
[ERROR]