[INFO] cloning repository https://github.com/jeffreyleeon/rust-demo-http-request
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeffreyleeon/rust-demo-http-request" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffreyleeon%2Frust-demo-http-request", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffreyleeon%2Frust-demo-http-request'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6c462eec635e01e881771cf3259deb12a5b7841
[INFO] testing jeffreyleeon/rust-demo-http-request against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffreyleeon%2Frust-demo-http-request" "/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/jeffreyleeon/rust-demo-http-request

Caused by:
    command failed: exit status: 128