[INFO] cloning repository https://github.com/hinohi/rust-iging
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hinohi/rust-iging" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhinohi%2Frust-iging", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhinohi%2Frust-iging'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50417b552b43e4fc4708a6371f1cf7ea268d743d
[INFO] testing hinohi/rust-iging against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhinohi%2Frust-iging" "/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] fatal: update_ref failed for ref 'HEAD': cannot update the ref 'HEAD': unable to append to '/workspace/builds/worker-4-tc1/source/.git/logs/HEAD': No space left on device


failed to checkout https://github.com/hinohi/rust-iging

Caused by:
    command failed: exit status: 128