[INFO] updating cached repository https://github.com/RustPython/RustPython
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/RustPython/RustPython
[INFO] [stderr]  * [new branch]        coolreader18/_thread-mutexes -> coolreader18/_thread-mutexes
[INFO] [stderr]  * [new branch]        coolreader18/_thread-start_new_thread -> coolreader18/_thread-start_new_thread
[INFO] [stderr]  * [new branch]        coolreader18/arc-vm-state   -> coolreader18/arc-vm-state
[INFO] [stderr]  * [new branch]        coolreader18/random-std-rng -> coolreader18/random-std-rng
[INFO] [stderr]    7a3df366..970981c5  master                      -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 970981c5f6bce6697547e119aa0b15818215b0ce
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.