[INFO] cloning repository https://github.com/mwalczyk/pga-axioms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mwalczyk/pga-axioms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fpga-axioms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fpga-axioms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31beac0079115a649557bb30dde4df272b0b5cf6
[INFO] checking mwalczyk/pga-axioms against master#1f81f906893d166d05fb4839f169983f2b564cc7 for pr-135167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fpga-axioms" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-3-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.bare' to 'false'


failed to checkout https://github.com/mwalczyk/pga-axioms

Caused by:
    command failed: exit status: 128