[INFO] cloning repository https://github.com/rustsmith/rust-mutcov
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustsmith/rust-mutcov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustsmith%2Frust-mutcov", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustsmith%2Frust-mutcov'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dde400cfe6f1a9c0c90c99e6e5ffc9288e3b670a
[INFO] checking rustsmith/rust-mutcov against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustsmith%2Frust-mutcov" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  26% (8894/33045)
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Updating files: 100% (33045/33045), done.
[INFO] validating manifest of git repo https://github.com/rustsmith/rust-mutcov on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`


overridden task result to broken:cargo-toml

Caused by:
    invalid Cargo.toml syntax