[INFO] updating cached repository https://github.com/linebender/piet-gpu
[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/linebender/piet-gpu
[INFO] [stderr]  - [deleted]         (none)     -> reset_query_pool
[INFO] [stderr]  * [new branch]      k4_chunk2          -> k4_chunk2
[INFO] [stderr]  * [new branch]      line_coverage      -> line_coverage
[INFO] [stderr]    144f46c..8d01aba  master             -> master
[INFO] [stderr]  * [new branch]      nv_bug_3           -> nv_bug_3
[INFO] [stderr]  * [new branch]      nv_crash_1         -> nv_crash_1
[INFO] [stderr]  * [new branch]      nv_crash_2         -> nv_crash_2
[INFO] [stderr]    a1a48a1..c673c9b  prefix             -> prefix
[INFO] [stderr]  * [new branch]      simpler_k2_tg      -> simpler_k2_tg
[INFO] [stderr]  * [new branch]      simpler_k2_wg_junk -> simpler_k2_wg_junk
[INFO] [stderr]  * [new branch]      sort_middle        -> sort_middle
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8d01aba2376050077968679485109359683e491a
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: invalid Cargo.toml syntax
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.