[INFO] cloning repository https://github.com/kinoshita-lab/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kinoshita-lab/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkinoshita-lab%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkinoshita-lab%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd521983a02cc1dfee6a93791ec8aa722ba5153a
[INFO] checking kinoshita-lab/learn_rust against master#01706e1a34c87656fcbfce198608f4cd2ac6461a for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkinoshita-lab%2Flearn_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kinoshita-lab/learn_rust on toolchain 01706e1a34c87656fcbfce198608f4cd2ac6461a


overridden task result to broken:cargo-toml

Caused by:
    missing Cargo.toml