[INFO] cloning repository https://github.com/erqkhjfw/exam-grading
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erqkhjfw/exam-grading" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferqkhjfw%2Fexam-grading", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferqkhjfw%2Fexam-grading'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e97e0be1e775661049f89649e01abec548459bf8
[INFO] checking erqkhjfw/exam-grading against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferqkhjfw%2Fexam-grading" "/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 rustlings-macros/Cargo.toml
[INFO] [stderr] error: unable to write file rustlings-macros/info.toml
[INFO] [stderr] fatal: cannot create directory at 'rustlings-macros/src': 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/erqkhjfw/exam-grading

Caused by:
    command failed: exit status: 128