[INFO] cloning repository https://github.com/jason89521/cli-rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jason89521/cli-rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/jason89521/cli-rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jason89521/cli-rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/jason89521/cli-rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jason89521/cli-rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5913c4c34bcd0cbe4bd0e86e2a7aef0c5667b92b
[INFO] checking jason89521/cli-rust-book against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjason89521%2Fcli-rust-book" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-6-tc1/source': No space left on device


failed to checkout https://github.com/jason89521/cli-rust-book

Caused by:
    command failed: exit status: 128