[INFO] updating cached repository https://github.com/tikv/tikv
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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]  * [new branch]        fix-short-version-3.0 -> fix-short-version-3.0
[INFO] [stderr]  * [new branch]        fix-short-version-3.1 -> fix-short-version-3.1
[INFO] [stderr]    30963e44..9b59dee6  master                -> master
[INFO] [stderr]    a99c22d4..31fe9306  release-3.0           -> release-3.0
[INFO] [stderr]    5267be37..77d7bd3e  release-3.1           -> release-3.1
[INFO] [stderr]  * [new branch]        zhouqiang-cl-patch-1  -> zhouqiang-cl-patch-1
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b59dee62d666d9d705b465383ff38081623bbe8
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed