[INFO] cloning repository https://github.com/yu-i9/mini_python
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yu-i9/mini_python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-i9%2Fmini_python", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-i9%2Fmini_python'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d62b9040f8427057a20d18340a27bdf2dfc8c22e
[INFO] checking yu-i9/mini_python against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-i9%2Fmini_python" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file tests/tests/class_init.py
[INFO] [stderr] error: unable to write file tests/tests/class_instance_var.py
[INFO] [stderr] error: unable to write file tests/tests/class_method.py
[INFO] [stderr] error: unable to write file tests/tests/class_update.py
[INFO] [stderr] error: unable to write file tests/tests/consecutive_call.py
[INFO] [stderr] error: unable to write file tests/tests/def.py
[INFO] [stderr] error: unable to write file tests/tests/def_argument.py
[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/yu-i9/mini_python

Caused by:
    command failed: exit status: 128