Update status file.

tests/co19/co19-dart2js.status

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # Crashes first, please. Then untriaged bugs. There is a section below
 # for co19 bugs.
 [ $compiler == dart2js ]
 Language/03_Overview/1_Scoping_A02_t05: Fail # TODO(ahe): Please triage this failure.
 Language/03_Overview/1_Scoping_A02_t06: Fail # TODO(ahe): Please triage this failure.
 Language/05_Variables/05_Variables_A05_t02: Fail # TODO(ahe): Please triage this failure.
@@ skipping 606 matching lines @@
 LibTest/core/int/toRadixString_A01_t01: Fail, OK # Bad test: uses Expect.fail, Expect.throws, assumes case of result, and uses unsupported radixes.
 LibTest/core/String/contains_A01_t02: Fail, OK # co19 issue 105.
 
 
 [ $compiler == dart2js && $system == macos ]
 LibTest/math/acos_A01_t01: Fail, OK # co19 issue 44
 LibTest/math/asin_A01_t01: Fail, OK # co19 issue 44
 LibTest/math/atan_A01_t01: Fail, OK # co19 issue 44
 
 
+[ $compiler == dart2js && $host_checked ]
+Language/14_Types/4_Interface_Types_A11_t01: Crash # Issue 8557
+Language/14_Types/4_Interface_Types_A11_t02: Crash # Issue 8557
+
+
 #
 # The following tests are failing. Please add the error message
 # (either a compiler error or exception message). The error messages
 # may sometime be out of date.
 #
 [ $compiler == dart2js ]
 Language/07_Classes/6_Constructors/1_Generative_Constructors_A13_t01: Fail # compiler cancelled: cannot resolve type T
 
 Language/03_Overview/1_Scoping_A02_t07: Fail # duplicate definition of f(var f){f();}
 Language/03_Overview/1_Scoping_A02_t12: Fail # duplicate definition of x=42
@@ skipping 160 matching lines @@
 LibTest/core/Set/addAll_A01_t02: Fail
 LibTest/core/Set/contains_A01_t02: Fail
 LibTest/core/Set/containsAll_A01_t02: Fail
 LibTest/core/Set/intersection_A03_t01: Fail
 LibTest/core/Set/isSubsetOf_A01_t02: Fail
 LibTest/core/Set/remove_A01_t02: Fail
 LibTest/core/Set/removeAll_A01_t02: Fail
 
 # Doesn't expect concurrent modification error (issue 376).
 LibTest/core/Map/forEach_A01_t07: Fail