[INFO] cloning repository https://github.com/j1ng3r/advent-of-code-2016
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j1ng3r/advent-of-code-2016" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj1ng3r%2Fadvent-of-code-2016", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj1ng3r%2Fadvent-of-code-2016'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d067b50c67077d82676c43c8fd74a869d66c0f0a
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/j1ng3r/advent-of-code-2016
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.