[INFO] cloning repository https://github.com/os2edu/rustlings-YonkaFang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/os2edu/rustlings-YonkaFang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-YonkaFang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-YonkaFang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf94f32854cee5c527f80f8071a3d9439b430c5c
[INFO] building os2edu/rustlings-YonkaFang against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-YonkaFang" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file exercises/standard_library_types/iterators1.rs
[INFO] [stderr] error: unable to write file exercises/standard_library_types/iterators2.rs
[INFO] [stderr] error: unable to write file exercises/standard_library_types/iterators3.rs
[INFO] [stderr] error: unable to write file exercises/standard_library_types/iterators4.rs
[INFO] [stderr] error: unable to write file exercises/standard_library_types/iterators5.rs
[INFO] [stderr] error: unable to write file exercises/standard_library_types/rc1.rs
[INFO] [stderr] fatal: cannot create directory at 'exercises/strings': No space left on device
[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] 


failed to checkout https://github.com/os2edu/rustlings-YonkaFang

Caused by:
    command failed: exit status: 128