Specifying --preview-dart-2 with a local engine specified crashes Flutter tooling.

[chinmaygarde]

Crash log is here.

[jason-simmons]

--preview-dart-2 requires a host build in an output directory adjacent to the local engine build

[github-actions]

This thread has been automatically locked since there has not been any recent activity after it was closed. If you are still experiencing a similar issue, please open a new bug, including the output of flutter doctor -v and a minimal reproduction of the issue.