[INFO] cloning repository https://github.com/magisystem0408/rust_first_exer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magisystem0408/rust_first_exer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagisystem0408%2Frust_first_exer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagisystem0408%2Frust_first_exer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a9257ac6f768bfd65cd1a9eb2e603b23e483ab4
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.