[INFO] cloning repository https://github.com/svalat/rust-puzzle-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svalat/rust-puzzle-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvalat%2Frust-puzzle-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvalat%2Frust-puzzle-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba7156c63fe46551a06c9573f5d673d6fb02a050
[INFO] checking svalat/rust-puzzle-solver against master#1f81f906893d166d05fb4839f169983f2b564cc7 for pr-135167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvalat%2Frust-puzzle-solver" "/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 tests/real-1.png
[INFO] [stderr] error: unable to write file tests/real-1.txt
[INFO] [stderr] error: unable to write file tests/really-harder-1.png
[INFO] [stderr] error: unable to write file tests/really-harder-1.svg
[INFO] [stderr] error: unable to write file tests/trivial-1.png
[INFO] [stderr] error: unable to write file tests/trivial-1.svg
[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] 


failed to checkout https://github.com/svalat/rust-puzzle-solver

Caused by:
    command failed: exit status: 128