[INFO] cloning repository https://github.com/wanna-be-rust/hello_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wanna-be-rust/hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwanna-be-rust%2Fhello_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwanna-be-rust%2Fhello_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07791620ae806a7a0f15aed116267f3b3b88342a
[INFO] checking wanna-be-rust/hello_world against master#43ca9d18e333797f0aa3b525501a7cec8d61a96b for pr-136764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwanna-be-rust%2Fhello_world" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: update_ref failed for ref 'HEAD': cannot update the ref 'refs/heads/master': unable to append to '/workspace/builds/worker-7-tc1/source/.git/logs/refs/heads/master': No space left on device


failed to checkout https://github.com/wanna-be-rust/hello_world

Caused by:
    command failed: exit status: 128