[INFO] updating cached repository input-output-hk/rust-cardano
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/input-output-hk/rust-cardano
[INFO] [stderr]  * branch              HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/input-output-hk/rust-cardano" "work/ex/beta-1.37-6/sources/1.36.0/gh/input-output-hk/rust-cardano"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/input-output-hk/rust-cardano'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/input-output-hk/rust-cardano" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/input-output-hk/rust-cardano"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/input-output-hk/rust-cardano'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f921a1cd6ab27cbf2d9847b5346af3807238048
[INFO] sha for GitHub repo input-output-hk/rust-cardano: 5f921a1cd6ab27cbf2d9847b5346af3807238048
[INFO] validating manifest of input-output-hk/rust-cardano on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: invalid syntax in input-output-hk/rust-cardano's Cargo.toml
[ERROR] caused by: command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` failed
[ERROR]