[INFO] updating cached repository https://github.com/snipsco/dinghy
[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/snipsco/dinghy
[INFO] [stderr]  * [new branch]      fix-disco-ios-runtime   -> fix-disco-ios-runtime
[INFO] [stderr]    43e1a05..1e3cd94  master                  -> master
[INFO] [stderr]  * [new branch]      task/fix-baremetal      -> task/fix-baremetal
[INFO] [stderr]  * [new branch]      task/fix-url-regression -> task/fix-url-regression
[INFO] [stderr]  * [new tag]         0.4.20                  -> 0.4.20
[INFO] [stderr]  * [new tag]         0.4.21                  -> 0.4.21
[INFO] [stderr]  * [new tag]         cargo-dinghy/0.4.20     -> cargo-dinghy/0.4.20
[INFO] [stderr]  * [new tag]         cargo-dinghy/0.4.21     -> cargo-dinghy/0.4.21
[INFO] [stderr]  * [new tag]         dinghy-build/0.4.20     -> dinghy-build/0.4.20
[INFO] [stderr]  * [new tag]         dinghy-build/0.4.21     -> dinghy-build/0.4.21
[INFO] [stderr]  * [new tag]         dinghy-lib/0.4.20       -> dinghy-lib/0.4.20
[INFO] [stderr]  * [new tag]         dinghy-lib/0.4.21       -> dinghy-lib/0.4.21
[INFO] [stderr]  * [new tag]         dinghy-test/0.4.20      -> dinghy-test/0.4.20
[INFO] [stderr]  * [new tag]         dinghy-test/0.4.21      -> dinghy-test/0.4.21
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1e3cd9499b24081b45c0c0bbd2bcadbe439fe9ec
[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.