[INFO] updating cached repository https://github.com/mimblewimble/grin-wallet
[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/mimblewimble/grin-wallet
[INFO] [stderr]    9360e5c..a06a260  current/3.0.x -> current/3.0.x
[INFO] [stderr]    a97dc61..f181a1e  master        -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f181a1e71d9c050b58b570a7849e0b6cfeab12a0
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.