[INFO] cloning repository https://github.com/tristanisham/ModMark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tristanisham/ModMark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftristanisham%2FModMark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftristanisham%2FModMark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9190263c7a08773cd435710a9183399bc00a1ba9
[INFO] checking tristanisham/ModMark against master#cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd for pr-145463
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftristanisham%2FModMark" "/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] error: unable to write symref for refs/remotes/origin/HEAD: No space left on device
[INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD


failed to checkout https://github.com/tristanisham/ModMark

Caused by:
    command failed: exit status: 128