[INFO] cloning repository https://github.com/vortexofdoom/rust_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vortexofdoom/rust_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvortexofdoom%2Frust_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvortexofdoom%2Frust_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dad8c9ae9a3a90c43626047e363d08ae021b339
[INFO] testing vortexofdoom/rust_os against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvortexofdoom%2Frust_os" "/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/vortexofdoom/rust_os

Caused by:
    command failed: exit status: 1