[INFO] cloning repository https://github.com/tisonkun/gravity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tisonkun/gravity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftisonkun%2Fgravity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftisonkun%2Fgravity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fec5497648926962b24aa01524d343b50846972
[INFO] checking tisonkun/gravity against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftisonkun%2Fgravity" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] /workspace/builds/worker-2-tc1/source/.git/branches/: No space left on device
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/tisonkun/gravity
[ERROR] caused by: command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.