[INFO] cloning repository https://github.com/rlee287/mincore-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rlee287/mincore-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frlee287%2Fmincore-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frlee287%2Fmincore-rs'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/rlee287/mincore-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rlee287/mincore-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frlee287%2Fmincore-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frlee287%2Fmincore-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45fc678239e75916d207af8f6be8a9d25e294df7
[INFO] checking rlee287/mincore-rs against master#e43d139a82620a268d3828a73e12a8679339e8f8 for pr-143545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frlee287%2Fmincore-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-2-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'


failed to checkout https://github.com/rlee287/mincore-rs

Caused by:
    command failed: exit status: 128