[INFO] cloning repository https://github.com/titouanfuchs/RustCourse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/titouanfuchs/RustCourse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitouanfuchs%2FRustCourse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitouanfuchs%2FRustCourse'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitouanfuchs%2FRustCourse: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/titouanfuchs/RustCourse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/titouanfuchs/RustCourse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitouanfuchs%2FRustCourse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitouanfuchs%2FRustCourse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83b0e2892831e810ce91c78d738a9554756e0a64
[INFO] checking titouanfuchs/RustCourse against master#453ceafce32ef8108c604bca5e165ab41d3d6d8c for pr-124187
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitouanfuchs%2FRustCourse" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to create directory for '/workspace/builds/worker-4-tc1/source/.git/logs/refs/remotes/origin/HEAD': No such file or directory
[INFO] [stderr] error: unable to write symref for refs/remotes/origin/HEAD: No space left on device
[INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD
[INFO] [stderr] fatal: the remote end hung up unexpectedly
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/titouanfuchs/RustCourse
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.