[INFO] cloning repository https://github.com/sateayamsuper/rust-exercise-repo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sateayamsuper/rust-exercise-repo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsateayamsuper%2Frust-exercise-repo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsateayamsuper%2Frust-exercise-repo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3315116e2177e6335d3f71631caf8c7dacfc9002
[INFO] checking sateayamsuper/rust-exercise-repo against master#9d28fe39763974a96d61232e96ac856735e4cdd6 for pr-139624
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsateayamsuper%2Frust-exercise-repo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device


failed to checkout https://github.com/sateayamsuper/rust-exercise-repo

Caused by:
    command failed: exit status: 1