[INFO] cloning repository https://github.com/smart0126/rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smart0126/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fc9520e4e1c6dcc43e5b968034372046e27baa4
[INFO] checking smart0126/rust-tutorial against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial" "/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.repositoryformatversion' to '0'
[INFO] checking smart0126/rust-tutorial against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial" "/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.repositoryformatversion' to '0'
[INFO] checking smart0126/rust-tutorial against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial" "/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 smart0126/rust-tutorial against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file examples/morse.rs
[INFO] [stderr] error: unable to write file examples/struct.rs
[INFO] [stderr] error: unable to write file examples/test.rs
[INFO] [stderr] fatal: unable to checkout working tree
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] checking smart0126/rust-tutorial against try#e784c10fc2dd34bf2bb7b1e51117e35d3f9c5837 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmart0126%2Frust-tutorial" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to append to '/workspace/builds/worker-2-tc2/source/.git/logs/refs/remotes/origin/HEAD': No space left on device
[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/smart0126/rust-tutorial

Caused by:
    command failed: exit status: 128