[INFO] updating cached repository https://github.com/prisma/prisma-engine
[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/prisma/prisma-engine
[INFO] [stderr]  - [deleted]           (none)     -> fetch-db-name-test
[INFO] [stderr]  - [deleted]           (none)     -> unique-indexes-on-multiple-columns
[INFO] [stderr]    1a4cc592..d3f9b1de  bench                      -> bench
[INFO] [stderr]    941c2832..51cc0982  core_redesign_v2           -> core_redesign_v2
[INFO] [stderr]  + 037205a7...61f14102 fix-schema-describer-on-mysql-8 -> fix-schema-describer-on-mysql-8  (forced update)
[INFO] [stderr]  * [new branch]        index-type-instead-of-bool -> index-type-instead-of-bool
[INFO] [stderr]    e6252e19..9279cf85  master                     -> master
[INFO] [stderr]  * [new branch]        no-read-tx                 -> no-read-tx
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9279cf85c773b3653a40d8d11e42461b1636c6db
[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.