[INFO] cloning repository https://github.com/xiamingtx/Writing-an-OS-in-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiamingtx/Writing-an-OS-in-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fdae52afb1664b2c436ba72cd1d9da96844aeff
[INFO] testing xiamingtx/Writing-an-OS-in-Rust against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-0-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.filemode' to 'true'
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/xiamingtx/Writing-an-OS-in-Rust
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing xiamingtx/Writing-an-OS-in-Rust against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[INFO] testing xiamingtx/Writing-an-OS-in-Rust against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-0-tc2/source/.git/refs/tags: No space left on device
[INFO] testing xiamingtx/Writing-an-OS-in-Rust against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-0-tc2/source/.git/refs/tags: No space left on device
[INFO] testing xiamingtx/Writing-an-OS-in-Rust against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-0-tc2/source/.git/refs/heads: No space left on device
[INFO] testing xiamingtx/Writing-an-OS-in-Rust against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiamingtx%2FWriting-an-OS-in-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-0-tc2/source/.git/refs/heads: No space left on device
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/xiamingtx/Writing-an-OS-in-Rust
[ERROR] caused by: command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.