[INFO] cloning repository https://github.com/cis198-2016f/hw04
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cis198-2016f/hw04" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/cis198-2016f/hw04
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cis198-2016f/hw04" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04/branches/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/cis198-2016f/hw04
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cis198-2016f/hw04" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04/objects/pack: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/cis198-2016f/hw04
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cis198-2016f/hw04" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29000b6636d46d769ad7122bcccda2402a1f0e81
[INFO] checking cis198-2016f/hw04 against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-2-tc2/source/.git/objects/pack: No space left on device
[INFO] checking cis198-2016f/hw04 against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-2-tc2/source/.git/objects/info: No space left on device
[INFO] checking cis198-2016f/hw04 against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-2-tc2/source': No space left on device
[INFO] checking cis198-2016f/hw04 against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-2-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.filemode' to 'true'
[INFO] checking cis198-2016f/hw04 against try#b8ee37b59c6e1f39bae18b85e057975ab0d89308 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis198-2016f%2Fhw04" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] /workspace/builds/worker-2-tc2/source/.git/branches/: No space left on device


failed to checkout https://github.com/cis198-2016f/hw04

Caused by:
    command failed: exit status: 1