package unsafeCall // this test is used also to check more than one file for package in JetPositionManager:prepareTypeMapper. see forTests/simple.kt fun main(args: Array) { val s1: String? = "a" val s2: String? = null //Breakpoint! args.size } // EXPRESSION: s1.length // RESULT: 1: I // EXPRESSION: s2.length // RESULT: java.lang.NullPointerException