[INFO] cloning repository https://github.com/tnodino/atcoder_04_cyan_Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tnodino/atcoder_04_cyan_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnodino%2Fatcoder_04_cyan_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnodino%2Fatcoder_04_cyan_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 472e427b14b25047f1b52f7fb4e900297d0c74fd
[INFO] checking tnodino/atcoder_04_cyan_Rust against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnodino%2Fatcoder_04_cyan_Rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[INFO] [stderr] fatal: unable to update HEAD


failed to checkout https://github.com/tnodino/atcoder_04_cyan_Rust

Caused by:
    command failed: exit status: 128
    
    