[INFO] cloning repository https://github.com/conchino/rust_data_struct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conchino/rust_data_struct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconchino%2Frust_data_struct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconchino%2Frust_data_struct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b0a070f8f3d68f2c145510051365533bee0d134
[INFO] checking conchino/rust_data_struct against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconchino%2Frust_data_struct" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file src/signal_list/linkedlist_Rc.rs
[INFO] [stderr] error: unable to write file src/signal_list/linkedlist_Rc_test.rs
[INFO] [stderr] error: unable to write file src/signal_list/linkedlist_box.rs
[INFO] [stderr] error: unable to write file src/signal_list/linkedlist_box_test.rs
[INFO] [stderr] error: unable to write file src/signal_list/mod.rs
[INFO] [stderr] fatal: unable to checkout working tree
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 


failed to checkout https://github.com/conchino/rust_data_struct

Caused by:
    command failed: exit status: 128