[INFO] cloning repository https://github.com/mohan89en/Learning_RUST
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohan89en/Learning_RUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohan89en%2FLearning_RUST", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohan89en%2FLearning_RUST'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 244d926e025eb2c4e4805bdb95b1a400b62ebf6a
[INFO] checking mohan89en/Learning_RUST against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohan89en%2FLearning_RUST" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file src/main
[INFO] [stderr] error: unable to write file src/main.rs
[INFO] [stderr] error: unable to write file src/pointers.rs
[INFO] [stderr] error: unable to write file src/print.rs
[INFO] [stderr] error: unable to write file src/prob1.rs
[INFO] [stderr] error: unable to write file src/rps.rs
[INFO] [stderr] error: unable to write file src/string.rs
[INFO] [stderr] error: unable to write file src/struct_ex.rs
[INFO] [stderr] error: unable to write file src/struct_fun.rs
[INFO] [stderr] error: unable to write file src/structs.rs
[INFO] [stderr] error: unable to write file src/tup.rs
[INFO] [stderr] error: unable to write file src/types.rs
[INFO] [stderr] error: unable to write file src/var.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/mohan89en/Learning_RUST

Caused by:
    command failed: exit status: 128