[INFO] cloning repository https://github.com/zjma/bls12381-encodings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zjma/bls12381-encodings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjma%2Fbls12381-encodings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjma%2Fbls12381-encodings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c299353ce09f6303e4870ab252bdc5e412e21e3
[INFO] checking zjma/bls12381-encodings against master#e3e432d4d65a55e6db167598e96db2bcb163e316 for pr-140313
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzjma%2Fbls12381-encodings" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device


failed to checkout https://github.com/zjma/bls12381-encodings

Caused by:
    command failed: exit status: 1