[INFO] fetching crate hunter 1.3.4...
[INFO] extracting crate hunter 1.3.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/hunter/1.3.4
[INFO] extracting crate hunter 1.3.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hunter/1.3.4
[INFO] validating manifest of hunter-1.3.4 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 hunter-1.3.4'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]