[INFO] cloning repository https://github.com/rust-adventure/first-rust-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-adventure/first-rust-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-adventure%2Ffirst-rust-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-adventure%2Ffirst-rust-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5fd48d71b4d4d574948b4e30c9f1d0e8c117bb5
[INFO] checking rust-adventure/first-rust-cli against master#9f48dedc9763334a587c66558974635807a113ed for pr-137394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-adventure%2Ffirst-rust-cli" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: update_ref failed for ref 'HEAD': cannot update the ref 'refs/heads/steps': unable to create directory for '/workspace/builds/worker-6-tc1/source/.git/logs/refs/heads/steps': No such file or directory


failed to checkout https://github.com/rust-adventure/first-rust-cli

Caused by:
    command failed: exit status: 128