[INFO] cloning repository https://github.com/codec-abc/synacor-challenge-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codec-abc/synacor-challenge-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodec-abc%2Fsynacor-challenge-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodec-abc%2Fsynacor-challenge-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8106355e9b1dc3a97f41e0c79ff83a12e31d792e [INFO] checking codec-abc/synacor-challenge-rust against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodec-abc%2Fsynacor-challenge-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] [stderr] fatal: update_ref failed for ref 'HEAD': cannot update the ref 'HEAD': unable to append to '/workspace/builds/worker-0-tc1/source/.git/logs/HEAD': No space left on device failed to checkout https://github.com/codec-abc/synacor-challenge-rust Caused by: command failed: exit status: 128