[INFO] cloning repository https://github.com/farmisen/proxy_prawn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/farmisen/proxy_prawn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarmisen%2Fproxy_prawn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarmisen%2Fproxy_prawn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ecb9ccbf1fa5748b1d5918022a8508c3c506f82
[INFO] documenting farmisen/proxy_prawn against 1.85.0 for beta-1.86-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarmisen%2Fproxy_prawn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'


failed to checkout https://github.com/farmisen/proxy_prawn

Caused by:
    command failed: exit status: 128
    
    