[INFO] cloning repository https://github.com/scopeInfinity/SlidingPuzzle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scopeInfinity/SlidingPuzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FscopeInfinity%2FSlidingPuzzle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FscopeInfinity%2FSlidingPuzzle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f73542c849a532ad8c04d8635b7c29e233737692
[INFO] checking scopeInfinity/SlidingPuzzle against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FscopeInfinity%2FSlidingPuzzle" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-6-tc1/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.filemode' to 'true'


failed to checkout https://github.com/scopeInfinity/SlidingPuzzle

Caused by:
    command failed: exit status: 128