[INFO] cloning repository https://github.com/shiyuge/rust-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shiyuge/rust-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiyuge%2Frust-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiyuge%2Frust-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6a695a4119e1d744434136a4ceb8eaf82f189e5
[INFO] checking shiyuge/rust-calculator against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiyuge%2Frust-calculator" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] /workspace/builds/worker-1-tc1/source/.git/branches/: No space left on device


failed to checkout https://github.com/shiyuge/rust-calculator

Caused by:
    command failed: exit status: 1