[INFO] cloning repository https://github.com/fx-chun/webkitbg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fx-chun/webkitbg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7649c54f5e483d3ac26dd1a741c0054e3d4858d6
[INFO] checking fx-chun/webkitbg against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: Unable to create '/workspace/builds/worker-2-tc2/source/.git/refs/remotes/origin/HEAD.lock': No such file or directory
[INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD
[INFO] checking fx-chun/webkitbg against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: Unable to create '/workspace/builds/worker-2-tc2/source/.git/refs/remotes/origin/HEAD.lock': No such file or directory
[INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD
[INFO] checking fx-chun/webkitbg against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: error closing file /workspace/builds/worker-2-tc2/source/.git/packed-refs.new: No space left on device
[INFO] checking fx-chun/webkitbg against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-2-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'remote.origin.url' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg'
[INFO] checking fx-chun/webkitbg against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-2-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'remote.origin.url' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx-chun%2Fwebkitbg'


failed to checkout https://github.com/fx-chun/webkitbg

Caused by:
    command failed: exit status: 128