### Terraform Version ```shell terraform version Terraform v1.15.1 on darwin_arm64 ``` ### Terraform Configuration Files ```terraform output "foobar" { value = "asdf" } ``` ### Debug Output ``` $ terragrunt run -- output -raw foobar > foo.raw 12:07:09.586 INFO Terragrunt Cache server is listening on 127.0.0.1:53023 12:07:09.586 INFO Start Terragrunt Cache server 12:07:11.676 INFO Shutting down Terragrunt Cache server... 12:07:11.676 INFO Terragrunt Cache server stopped $ cat foo.raw asdf$ terragrunt run -- output -raw foobar 12:07:25.482 INFO Terragrunt Cache server is listening on 127.0.0.1:53038 12:07:25.482 INFO Start Terragrunt Cache server asdf12:07:27.339 INFO Shutting down Terragrunt Cache server... 12:07:27.339 INFO Terragrunt Cache server stopped $ terragrunt run -- output -json foobar 12:07:36.031 INFO Terragrunt Cache server is listening on 127.0.0.1:53049 12:07:36.031 INFO Start Terragrunt Cache server "asdf" ╷ │ Warning: Deprecated Parameter │ │ The parameter "dynamodb_table" is deprecated. Use parameter "use_lockfile" │ instead. ╵ 12:07:37.630 INFO Shutting down Terragrunt Cache server... 12:07:37.630 INFO Terragrunt Cache server stopped $ terragrunt run -- output -json foobar > foo.json 12:07:44.190 INFO Terragrunt Cache server is listening on 127.0.0.1:53061 12:07:44.190 INFO Start Terragrunt Cache server 12:07:46.006 INFO Shutting down Terragrunt Cache server... 12:07:46.006 INFO Terragrunt Cache server stopped $ cat foo.json "asdf" ╷ │ Warning: Deprecated Parameter │ │ The parameter "dynamodb_table" is deprecated. Use parameter "use_lockfile" │ instead. ``` ### Expected Behavior User facing warnings in `terraform output -json ` should be directed towards STDERR or be suppressed to have the output be valid json. ### Actual Behavior Warnings like the one from the example about deprecated backend parameters are included, breaking parsing for other tools (warnings of full failures depending on the tool). ### Steps to Reproduce See example ### Additional Context This was fixed for `-raw` in https://github.com/hashicorp/terraform/issues/38484 / https://github.com/hashicorp/terraform/pull/38487 - I believe the same applies to `-json` and it should be addressed in the same way. ### References - #38479 ### Generative AI / LLM assisted development? _No response_