[INFO] cloning repository https://github.com/loleik/automata-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loleik/automata-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floleik%2Fautomata-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floleik%2Fautomata-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ef849f8f5a2cba5ef0ad11b6f774db0ed172446
[INFO] testing loleik/automata-rust against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floleik%2Fautomata-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: update_ref failed for ref 'HEAD': cannot update ref 'refs/heads/main': couldn't write '/workspace/builds/worker-2-tc1/source/.git/refs/heads/main.lock'


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: failed to checkout https://github.com/loleik/automata-rust
    2: command failed: exit status: 128
       
       