[INFO] cloning repository https://github.com/heypoom/cpu-from-scratch.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heypoom/cpu-from-scratch.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheypoom%2Fcpu-from-scratch.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheypoom%2Fcpu-from-scratch.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65b4feba5b5ecefa001e1bf80607f8e8d6f1b848
[INFO] testing heypoom/cpu-from-scratch.rs against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheypoom%2Fcpu-from-scratch.rs" "/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: failed to write new configuration file /workspace/builds/worker-7-tc1/source/.git/config.lock
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-7-tc1/source/.git/config.lock
[INFO] [stderr] fatal: cannot create directory at '.github': No space left on device
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 


failed to checkout https://github.com/heypoom/cpu-from-scratch.rs

Caused by:
    command failed: exit status: 128