[INFO] cloning repository https://github.com/dev-blc/Substrate_Trial1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dev-blc/Substrate_Trial1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f076143c6b55292e735c42908ef53a086d2dcf4
[INFO] checking dev-blc/Substrate_Trial1 against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[INFO] checking dev-blc/Substrate_Trial1 against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[INFO] checking dev-blc/Substrate_Trial1 against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[INFO] checking dev-blc/Substrate_Trial1 against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[INFO] checking dev-blc/Substrate_Trial1 against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-blc%2FSubstrate_Trial1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device


failed to checkout https://github.com/dev-blc/Substrate_Trial1

Caused by:
    command failed: exit status: 1