[INFO] updating cached repository https://github.com/plugblockchain/plug
[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/plugblockchain/plug
[INFO] [stderr]    a575188e1..1b0a76e90  1.0.0-rc2                 -> 1.0.0-rc2
[INFO] [stderr]  * [new branch]          chores/merge-plug-de2ffd9 -> chores/merge-plug-de2ffd9
[INFO] [stderr]  * [new tag]             subkey2.0.0rc             -> subkey2.0.0rc
[INFO] [stderr]  * [new tag]             v0.1.0                    -> v0.1.0
[INFO] [stderr]  * [new tag]             v0.1.1                    -> v0.1.1
[INFO] [stderr]  * [new tag]             v0.1.69                   -> v0.1.69
[INFO] [stderr]  * [new tag]             v0.10                     -> v0.10
[INFO] [stderr]  * [new tag]             v0.9.0                    -> v0.9.0
[INFO] [stderr]  * [new tag]             v1.0.0rc1                 -> v1.0.0rc1
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dfe6779dcab59a6b52d61bbe53fdf414f3fc887d
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.