Exception in thread "main" kotlinx.serialization.SerializationException: Serializer for class 'SarifSchema210' is not found.
Mark the class as @Serializable or provide the serializer explicitly.
at kotlinx.serialization.internal.Platform_commonKt.serializerNotRegistered(Platform.common.kt:91)
at kotlinx.serialization.internal.PlatformKt.platformSpecificSerializerNotRegistered(Platform.kt:29)
at kotlinx.serialization.SerializersKt__SerializersKt.serializer(Serializers.kt:60)
at kotlinx.serialization.SerializersKt.serializer(Unknown Source)
at io.github.detekt.sarif4k.SarifSerializer.toJson(SarifSerializer.kt:23)
The proguard/r8 rules actually exist in https://github.com/Kotlin/kotlinx.serialization/blob/master/rules/common.pro, but only since 1.5.
43 would solve this immediately, workaround: