[INFO] cloning repository https://github.com/gmtitow/Book-Recomender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmtitow/Book-Recomender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmtitow%2FBook-Recomender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmtitow%2FBook-Recomender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55da8116c4d09bf2ed90630140235a5cf088885e
[INFO] checking gmtitow/Book-Recomender against master#43ca9d18e333797f0aa3b525501a7cec8d61a96b for pr-136764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmtitow%2FBook-Recomender" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file backup/magister_add_book_words.exe
[INFO] [stderr] error: unable to write file backup/test_result.txt
[INFO] [stderr] error: unable to write file backup/test_result_phrases_2.txt
[INFO] [stderr] error: unable to write file backup/test_result_phrases_3.txt
[INFO] [stderr] error: unable to write file backup/test_result_phrases_4.txt
[INFO] [stderr] fatal: cannot create directory at 'books': 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/gmtitow/Book-Recomender

Caused by:
    command failed: exit status: 128