[INFO] cloning repository https://github.com/kevin-m-kent/hot-complexity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevin-m-kent/hot-complexity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevin-m-kent%2Fhot-complexity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevin-m-kent%2Fhot-complexity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6094bb7e473c290d1909d8b321f1713e6267105d
[INFO] checking kevin-m-kent/hot-complexity against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevin-m-kent%2Fhot-complexity" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-6-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'


failed to checkout https://github.com/kevin-m-kent/hot-complexity

Caused by:
    command failed: exit status: 128
    
    