[INFO] cloning repository https://github.com/kazukiyoshida/actor-polymorphism
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazukiyoshida/actor-polymorphism" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazukiyoshida%2Factor-polymorphism", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazukiyoshida%2Factor-polymorphism'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6643c24e2a4d7cb6dd07885782e0799e2c36dbd
[INFO] checking kazukiyoshida/actor-polymorphism against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazukiyoshida%2Factor-polymorphism" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kazukiyoshida/actor-polymorphism on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: missing Cargo.toml
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
