Unable to build KieModule with executable model in wildfly

Error Messages:
Message [id=1, level=ERROR, path=src/main/java/org.drools.reproducer/DomainClassesMetadata71E36BCC7D89430EC0E872CFFD5B8B5D.java, line=2, column=44
   text=The type DomainClassesMetadata71E36BCC7D89430EC0E872CFFD5B8B5D collides with a package]
Message [id=2, level=ERROR, path=src/main/java/org.drools.reproducer/DomainClassesMetadata71E36BCC7D89430EC0E872CFFD5B8B5D.java, line=0, column=0
   text=Java source of src/main/java/org.drools.reproducer/DomainClassesMetadata71E36BCC7D89430EC0E872CFFD5B8B5D.java in error:
package org.drools.reproducer;
public class DomainClassesMetadata71E36BCC7D89430EC0E872CFFD5B8B5D {

    public static final org.drools.model.DomainClassMetadata java_lang_String_Metadata_INSTANCE = new java_lang_String_Metadata();
    private static class java_lang_String_Metadata implements org.drools.model.DomainClassMetadata {

        @Override
        public Class<?> getDomainClass() {
            return java.lang.String.class;
        }

        @Override
        public int getPropertiesSize() {
            return 2;
        }

        @Override
        public int getPropertyIndex( String name ) {
            switch(name) {
                case "bytes": return 0;
                case "empty": return 1;
             }
             throw new RuntimeException("Unknown property '" + name + "' for class class class java.lang.String");
        }
    }

}]