[INFO] cloning repository https://github.com/kawa1214/rust-gameboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawa1214/rust-gameboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawa1214%2Frust-gameboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawa1214%2Frust-gameboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f24ed3ca98d9494f85d65bb77a42b7591c5fb57
[INFO] checking kawa1214/rust-gameboy against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawa1214%2Frust-gameboy" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device


failed to checkout https://github.com/kawa1214/rust-gameboy

Caused by:
    command failed: exit status: 1