[INFO] cloning repository https://github.com/ivgur/ipv6_sort
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivgur/ipv6_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivgur%2Fipv6_sort"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivgur%2Fipv6_sort'...
[INFO] [stderr] remote: Internal Server Error.
[INFO] [stderr] remote: 
[INFO] [stderr] fatal: unable to access 'https://github.com/ivgur/ipv6_sort/': The requested URL returned error: 500
[ERROR] this task or one of its parent failed!
[ERROR] failed to clone https://github.com/ivgur/ipv6_sort
[ERROR] caused by: command `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivgur/ipv6_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivgur%2Fipv6_sort"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.