[INFO] cloning repository https://github.com/vporton/multiple-headers-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vporton/multiple-headers-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvporton%2Fmultiple-headers-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvporton%2Fmultiple-headers-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e15a1422ae8a0d39b76d86c42db2797e810369d2
[INFO] checking vporton/multiple-headers-bug against master#ca77504943887037504c7fc0b9bf06dab3910373 for pr-145181
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvporton%2Fmultiple-headers-bug" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-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/vporton/multiple-headers-bug

Caused by:
    command failed: exit status: 128