[INFO] updating cached repository https://github.com/tikv/tikv
[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/tikv/tikv
[INFO] [stderr]  - [deleted]           (none)     -> thix/speed_ci
[INFO] [stderr]  * [new branch]        4.0-perf           -> 4.0-perf
[INFO] [stderr]  * [new branch]        destroy_snap_panic -> destroy_snap_panic
[INFO] [stderr]    824f8d14..55909d03  master             -> master
[INFO] [stderr]    e6f6e18f..8416da3b  release-3.0        -> release-3.0
[INFO] [stderr]    ea3c1b18..dfdbd987  release-3.1        -> release-3.1
[INFO] [stderr]  * [new tag]           v3.0.6             -> v3.0.6
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 55909d0377a147fab763cbe007a11aee276c6389
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.