[INFO] cloning repository https://github.com/v1nam/elastic-collision
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/v1nam/elastic-collision" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv1nam%2Felastic-collision", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv1nam%2Felastic-collision'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4df65c9325d6dd60bcc5cd756c229c2f40d4fca3
[INFO] checking v1nam/elastic-collision against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv1nam%2Felastic-collision" "/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] 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/v1nam/elastic-collision

Caused by:
    command failed: exit status: 128