[INFO] cloning repository https://github.com/stefanberndtsson/invaders-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stefanberndtsson/invaders-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanberndtsson%2Finvaders-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanberndtsson%2Finvaders-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13480b38c5ce1febd97a9179a561d71b052d8114
[INFO] checking stefanberndtsson/invaders-rs against master#a7fc463dd8fbeca800d4b3efc501069502cffe64 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstefanberndtsson%2Finvaders-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-5-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'remote.origin.fetch' to '+refs/heads/*:refs/remotes/origin/*'


failed to checkout https://github.com/stefanberndtsson/invaders-rs

Caused by:
    command failed: exit status: 128