[INFO] cloning repository https://github.com/jarry-xiao/rust-graph-algos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jarry-xiao/rust-graph-algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarry-xiao%2Frust-graph-algos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarry-xiao%2Frust-graph-algos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0c8d0f9963482cb6c14e32635e1dfcf932303241 [INFO] checking jarry-xiao/rust-graph-algos against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134272 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarry-xiao%2Frust-graph-algos" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] error: unable to write symref for HEAD: No space left on device ExecutionFailed(ExitStatus(unix_wait_status(256))) failed to checkout https://github.com/jarry-xiao/rust-graph-algos