[INFO] cloning repository theopus/rx-engine
[INFO] running `"git" "clone" "--bare" "git://github.com/theopus/rx-engine.git" "work/cache/sources/gh/theopus/rx-engine"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/theopus/rx-engine'...
[INFO] running `"git" "clone" "work/cache/sources/gh/theopus/rx-engine" "work/ex/beta-1.37-6/sources/1.36.0/gh/theopus/rx-engine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/theopus/rx-engine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/theopus/rx-engine" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/theopus/rx-engine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/theopus/rx-engine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aea70904738fd460994dbf4d2993c24ead7adfd4
[INFO] sha for GitHub repo theopus/rx-engine: aea70904738fd460994dbf4d2993c24ead7adfd4
[INFO] validating manifest of theopus/rx-engine on toolchain 1.36.0
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: missing Cargo.toml for theopus/rx-engine
[ERROR]