IllegalReflection in :app:testPlayDebugUnitTest build

gradle :app:testPlayDebugUnitTest gives:

WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.robolectric.util.ReflectionHelpers (file:/home/emmanuel/.gradle/caches/transforms-2/files-2.1/ef0a43edd925339f8d399fc7cb98ac45/jetified-shadowapi-4.3.1.jar) to field java.lang.reflect.Field.modifiers
WARNING: Please consider reporting this to the maintainers of org.robolectric.util.ReflectionHelpers
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release

Start by running :app:testPlayDebugUnitTest and inspect the reported org.robolectric.util.ReflectionHelpers access from shadowapi-4.3.1.jar. Trace how this dependency is used in the test setup and determine a compatibility resolution; done means the test task completes without these illegal reflective access warnings.