[INFO] cloning repository https://github.com/legallyiris/sylph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/legallyiris/sylph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegallyiris%2Fsylph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegallyiris%2Fsylph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68df0d8a253bcb8e30ecd32e9a817aba4ca01c4e
[INFO] testing legallyiris/sylph against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegallyiris%2Fsylph" "/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] fatal: update_ref failed for ref 'HEAD': cannot update ref 'refs/heads/main': couldn't write '/workspace/builds/worker-4-tc1/source/.git/refs/heads/main.lock'


failed to checkout https://github.com/legallyiris/sylph

Caused by:
    command failed: exit status: 128