[INFO] cloning repository https://github.com/vakond/ethers-geth-pending
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vakond/ethers-geth-pending" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakond%2Fethers-geth-pending", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakond%2Fethers-geth-pending'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fff9fc88dd37361db19deb8c8afc51a19991d5a
[INFO] checking vakond/ethers-geth-pending against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvakond%2Fethers-geth-pending" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-1-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.filemode' to 'true'


failed to checkout https://github.com/vakond/ethers-geth-pending

Caused by:
    command failed: exit status: 128