[INFO] cloning repository https://github.com/sunziping2016/ray-tracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunziping2016/ray-tracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunziping2016%2Fray-tracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunziping2016%2Fray-tracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83554272348858d920de0a2fc18d8f8e66840a1e
[INFO] checking sunziping2016/ray-tracing against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunziping2016%2Fray-tracing" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file src/bvh/bvh.rs
[INFO] [stderr] error: unable to write file src/bvh/mod.rs
[INFO] [stderr] error: unable to write file src/camera.rs
[INFO] [stderr] fatal: cannot create directory at 'src/hittable': 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/sunziping2016/ray-tracing

Caused by:
    command failed: exit status: 128