[INFO] updating cached repository https://github.com/googlecartographer/point_cloud_viewer
[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/googlecartographer/point_cloud_viewer
[INFO] [stderr]  * [new branch]      feuerste/version_upgrades -> feuerste/version_upgrades
[INFO] [stderr]    fd78b5b..786aeaa  master                    -> master
[INFO] [stderr]  * [new branch]      nnmm/record_playback      -> nnmm/record_playback
[INFO] [stderr]  * [new branch]      nnmm/record_queries       -> nnmm/record_queries
[INFO] [stderr]    dc93d2a..3303630  nnmm/relation             -> nnmm/relation
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 786aeaa91bb23a8bd07b28c9c8aff154cc8e671f
[ERROR] this task or one of its parent failed!
[ERROR] command `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.