[INFO] cloning repository https://github.com/susytech/superstring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/susytech/superstring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsusytech%2Fsuperstring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsusytech%2Fsuperstring'...
[INFO] [stderr] warning: You appear to have cloned an empty repository.
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] HEAD
[INFO] building susytech/superstring against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsusytech%2Fsuperstring" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] warning: You appear to have cloned an empty repository.
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/susytech/superstring on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c


overridden task result to broken:cargo-toml

Caused by:
    missing Cargo.toml