[INFO] cloning repository https://github.com/lizhanhui/mqtt-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lizhanhui/mqtt-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fmqtt-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fmqtt-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 676e5d69b572632be678b7ea1e122d2e6a58d27f
[INFO] testing lizhanhui/mqtt-bench against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizhanhui%2Fmqtt-bench" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] /workspace/builds/worker-7-tc1/source/.git/refs: No space left on device


failed to checkout https://github.com/lizhanhui/mqtt-bench

Caused by:
    command failed: exit status: 1