-> ++2.12.0-magic

> ++2.12.19

> clean

> ++2.13.12 compile

$ exists target/out/jvm/scala-2.13.12/core/core_2.13-0.1.0-SNAPSHOT-noresources.jar
-$ exists target/out/jvm/scala-2.13.12/module
-$ exists target/out/jvm/scala-2.12.19/module
