[INFO] cloning repository https://github.com/mxx307/rust_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mxx307/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxx307%2Frust_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxx307%2Frust_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08d50736d6edb1b1f069a981297c8e24fd6f7e52
[INFO] checking mxx307/rust_learning against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxx307%2Frust_learning" "/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/refs: No space left on device
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/mxx307/rust_learning
[ERROR] caused by: command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.