[INFO] cloning repository https://github.com/yaleman/tesseract-memes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yaleman/tesseract-memes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaleman%2Ftesseract-memes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaleman%2Ftesseract-memes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac96cb8fdc635e6152b5df9ba70c33e7d8f4f3ec
[INFO] checking yaleman/tesseract-memes against master#e3e432d4d65a55e6db167598e96db2bcb163e316 for pr-140313
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaleman%2Ftesseract-memes" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-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/yaleman/tesseract-memes

Caused by:
    command failed: exit status: 128