[INFO] cloning repository https://github.com/wuyuan1992/rust_pactice_chap_5
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wuyuan1992/rust_pactice_chap_5" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuyuan1992%2Frust_pactice_chap_5", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuyuan1992%2Frust_pactice_chap_5'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1de7fdf4d67d0560ff4a1ee39438f966614da7d
[INFO] checking wuyuan1992/rust_pactice_chap_5 against master#bd71213cf0a765705e7d72a099151bd4eb465ccb for pr-123864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuyuan1992%2Frust_pactice_chap_5" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] fatal: failed to create directory '/workspace/builds/worker-6-tc1/source/.git/objects/b0': No space left on device
[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/wuyuan1992/rust_pactice_chap_5
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.