[INFO] cloning repository https://github.com/thinety/icfp-2006
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thinety/icfp-2006" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinety%2Ficfp-2006", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinety%2Ficfp-2006'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03bfe8b6a3a200a3543b73ba11bd6af3819b6679
[INFO] checking thinety/icfp-2006 against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinety%2Ficfp-2006" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file data/codex.umz
[INFO] [stderr] error: unable to write file data/sandmark-output.txt
[INFO] [stderr] error: unable to write file data/sandmark.umz
[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/thinety/icfp-2006

Caused by:
    command failed: exit status: 128