[INFO] cloning repository https://github.com/wangyanfu/readrfc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangyanfu/readrfc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangyanfu%2Freadrfc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangyanfu%2Freadrfc'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangyanfu%2Freadrfc/branches/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/wangyanfu/readrfc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangyanfu/readrfc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangyanfu%2Freadrfc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangyanfu%2Freadrfc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c15b86969b6f833e0f7b3a69c54d1cf279471173
[INFO] testing wangyanfu/readrfc against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangyanfu%2Freadrfc" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-0-tc1/source': No space left on device


failed to checkout https://github.com/wangyanfu/readrfc

Caused by:
    command failed: exit status: 128