[INFO] cloning repository https://github.com/wreien/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wreien/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwreien%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwreien%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7905df522be1a2cad5a4ec107e8b2172f0f961c4
[INFO] checking wreien/raytracer against master#c5af0610196bc39c44e54f1e08bd9149bdc66929 for pr-118120
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwreien%2Fraytracer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file src/camera.rs
[INFO] [stderr] error: unable to write file src/geometry.rs
[INFO] [stderr] error: unable to write file src/lib.rs
[INFO] [stderr] error: unable to write file src/light.rs
[INFO] [stderr] error: unable to write file src/main.rs
[INFO] [stderr] error: unable to write file src/material.rs
[INFO] [stderr] error: unable to write file src/sampler.rs
[INFO] [stderr] error: unable to write file src/tracer.rs
[INFO] [stderr] error: unable to write file src/utility.rs
[INFO] [stderr] error: unable to write file src/world.rs
[INFO] [stderr] fatal: unable to checkout working tree
[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] 
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/wreien/raytracer
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.