[INFO] cloning repository https://github.com/Bubbler-4/rust-problem-solving
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bubbler-4/rust-problem-solving" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBubbler-4%2Frust-problem-solving", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBubbler-4%2Frust-problem-solving'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0c38e9169926cd4541023c07b75643eb6a0f133
[INFO] checking Bubbler-4/rust-problem-solving against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBubbler-4%2Frust-problem-solving" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bubbler-4/rust-problem-solving on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[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.
