----------System.err:(143/5820)----------
events:
[jdk.Deoptimization {
  startTime = 20:43:55.951
  compileId = 685
  compiler = "c2"
  method = jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[])
  lineNumber = 43
  bci = 6
  instruction = "invokevirtual"
  reason = "class_check"
  action = "maybe_recompile"
  eventThread = "MainThread" (javaThreadId = 12)
  stackTrace = [
    jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[]) line: 43
    java.lang.reflect.Method.invoke(Object, Object[]) line: 564
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(Method, boolean, Object) line: 306
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.main(String[]) line: 112
    jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Method, Object, Object[])
    ...
  ]
}

, jdk.Deoptimization {
  startTime = 20:43:56.133
  compileId = 685
  compiler = "c2"
  method = jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[])
  lineNumber = 43
  bci = 6
  instruction = "invokevirtual"
  reason = "class_check"
  action = "maybe_recompile"
  eventThread = "MainThread" (javaThreadId = 12)
  stackTrace = [
    jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[]) line: 43
    java.lang.reflect.Method.invoke(Object, Object[]) line: 564
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(Method, boolean, Object) line: 306
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.main(String[]) line: 112
    jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Method, Object, Object[])
    ...
  ]
}

, jdk.Deoptimization {
  startTime = 20:43:56.133
  compileId = 685
  compiler = "c2"
  method = jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[])
  lineNumber = 43
  bci = 6
  instruction = "invokevirtual"
  reason = "class_check"
  action = "maybe_recompile"
  eventThread = "MainThread" (javaThreadId = 12)
  stackTrace = [
    jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[]) line: 43
    java.lang.reflect.Method.invoke(Object, Object[]) line: 564
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(Method, boolean, Object) line: 306
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.main(String[]) line: 112
    jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Method, Object, Object[])
    ...
  ]
}

, jdk.Deoptimization {
  startTime = 20:43:56.133
  compileId = 685
  compiler = "c2"
  method = jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[])
  lineNumber = 43
  bci = 6
  instruction = "invokevirtual"
  reason = "class_check"
  action = "maybe_recompile"
  eventThread = "MainThread" (javaThreadId = 12)
  stackTrace = [
    jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[]) line: 43
    java.lang.reflect.Method.invoke(Object, Object[]) line: 564
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(Method, boolean, Object) line: 306
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.main(String[]) line: 112
    jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Method, Object, Object[])
    ...
  ]
}

, jdk.Deoptimization {
  startTime = 20:43:56.196
  compileId = 887
  compiler = "c2"
  method = jdk.internal.reflect.GeneratedMethodAccessor8.invoke(Object, Object[])
  lineNumber = -1
  bci = 37
  instruction = "checkcast"
  reason = "null_check"
  action = "make_not_entrant"
  eventThread = "MainThread" (javaThreadId = 12)
  stackTrace = [
    jdk.internal.reflect.GeneratedMethodAccessor8.invoke(Object, Object[])
    jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[]) line: 43
    java.lang.reflect.Method.invoke(Object, Object[]) line: 564
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(Method, boolean, Object) line: 316
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.main(String[]) line: 112
    ...
  ]
}

, jdk.Deoptimization {
  startTime = 20:43:56.196
  compileId = 885
  compiler = "c2"
  method = compiler.intrinsics.klass.CastNullCheckDroppingsTest.testMHCast(String)
  lineNumber = 272
  bci = 10
  instruction = "checkcast"
  reason = "speculate_null_check"
  action = "make_not_entrant"
  eventThread = "MainThread" (javaThreadId = 12)
  stackTrace = [
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.testMHCast(String) line: 272
    jdk.internal.reflect.GeneratedMethodAccessor8.invoke(Object, Object[])
    jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Object, Object[]) line: 43
    java.lang.reflect.Method.invoke(Object, Object[]) line: 564
    compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(Method, boolean, Object) line: 316
    ...
  ]
}

]
java.lang.AssertionError: compilation must not got deoptimized
at compiler.intrinsics.klass.CastNullCheckDroppingsTest.checkDeoptimization(CastNullCheckDroppingsTest.java:359)
at compiler.intrinsics.klass.CastNullCheckDroppingsTest.runTest(CastNullCheckDroppingsTest.java:328)
at compiler.intrinsics.klass.CastNullCheckDroppingsTest.main(CastNullCheckDroppingsTest.java:112)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:832)