| library; | 
 | // | 
 | // Problems in library: | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:9:14: Error: 'staticMethod' is already declared in this scope. | 
 | //   static int staticMethod() => 2; | 
 | //              ^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:8:14: Context: Previous declaration of 'staticMethod'. | 
 | //   static int staticMethod() => 1; | 
 | //              ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:12:18: Error: 'staticGetter' is already declared in this scope. | 
 | //   static int get staticGetter => 2; | 
 | //                  ^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:11:18: Context: Previous declaration of 'staticGetter'. | 
 | //   static int get staticGetter => 1; | 
 | //                  ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:18:19: Error: 'staticSetter' is already declared in this scope. | 
 | //   static void set staticSetter(value) { | 
 | //                   ^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:14:19: Context: Previous declaration of 'staticSetter'. | 
 | //   static void set staticSetter(value) { | 
 | //                   ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:23:14: Error: 'staticField' is already declared in this scope. | 
 | //   static int staticField = 2; | 
 | //              ^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:22:14: Context: Previous declaration of 'staticField'. | 
 | //   static int staticField = 1; | 
 | //              ^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:26:19: Error: Conflicts with the implicit setter of the field 'staticFieldAndSetter1'. | 
 | //   static void set staticFieldAndSetter1(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:25:14: Context: Field 'staticFieldAndSetter1' with the implicit setter. | 
 | //   static int staticFieldAndSetter1 = 1; | 
 | //              ^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:34:14: Error: Conflicts with setter 'staticFieldAndSetter2'. | 
 | //   static int staticFieldAndSetter2 = 1; | 
 | //              ^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:30:19: Context: Conflicting setter 'staticFieldAndSetter2'. | 
 | //   static void set staticFieldAndSetter2(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:37:19: Error: Conflicts with the implicit setter of the field 'staticLateFinalFieldAndSetter1'. | 
 | //   static void set staticLateFinalFieldAndSetter1(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:36:25: Context: Field 'staticLateFinalFieldAndSetter1' with the implicit setter. | 
 | //   static late final int staticLateFinalFieldAndSetter1; | 
 | //                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:45:25: Error: Conflicts with setter 'staticLateFinalFieldAndSetter2'. | 
 | //   static late final int staticLateFinalFieldAndSetter2; | 
 | //                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:41:19: Context: Conflicting setter 'staticLateFinalFieldAndSetter2'. | 
 | //   static void set staticLateFinalFieldAndSetter2(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:48:20: Error: 'staticDuplicateFieldAndSetter' is already declared in this scope. | 
 | //   static final int staticDuplicateFieldAndSetter = 2; | 
 | //                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:47:20: Context: Previous declaration of 'staticDuplicateFieldAndSetter'. | 
 | //   static final int staticDuplicateFieldAndSetter = 1; | 
 | //                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:58:19: Error: 'staticFieldAndDuplicateSetter' is already declared in this scope. | 
 | //   static void set staticFieldAndDuplicateSetter(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:54:19: Context: Previous declaration of 'staticFieldAndDuplicateSetter'. | 
 | //   static void set staticFieldAndDuplicateSetter(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:63:20: Error: 'staticDuplicateFieldAndDuplicateSetter' is already declared in this scope. | 
 | //   static final int staticDuplicateFieldAndDuplicateSetter = 2; | 
 | //                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:62:20: Context: Previous declaration of 'staticDuplicateFieldAndDuplicateSetter'. | 
 | //   static final int staticDuplicateFieldAndDuplicateSetter = 1; | 
 | //                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:68:19: Error: 'staticDuplicateFieldAndDuplicateSetter' is already declared in this scope. | 
 | //   static void set staticDuplicateFieldAndDuplicateSetter(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:64:19: Context: Previous declaration of 'staticDuplicateFieldAndDuplicateSetter'. | 
 | //   static void set staticDuplicateFieldAndDuplicateSetter(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:73:19: Error: The setter conflicts with declaration 'staticMethodAndSetter1'. | 
 | //   static void set staticMethodAndSetter1(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:72:14: Context: Conflicting declaration 'staticMethodAndSetter1'. | 
 | //   static int staticMethodAndSetter1() => 1; | 
 | //              ^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:81:14: Error: The declaration conflicts with setter 'staticMethodAndSetter2'. | 
 | //   static int staticMethodAndSetter2() => 1; | 
 | //              ^^^^^^^^^^^^^^^^^^^^^^ | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:77:19: Context: Conflicting setter 'staticMethodAndSetter2'. | 
 | //   static void set staticMethodAndSetter2(int value) { | 
 | //                   ^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:85:13: Error: Can't use 'staticMethod' because it is declared more than once. | 
 | //   Extension.staticMethod(); | 
 | //             ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:86:14: Error: Can't use 'staticMethod' because it is declared more than once. | 
 | //   (Extension.staticMethod)(); | 
 | //              ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:87:13: Error: Can't use 'staticGetter' because it is declared more than once. | 
 | //   Extension.staticGetter; | 
 | //             ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:88:13: Error: Can't use 'staticSetter' because it is declared more than once. | 
 | //   Extension.staticSetter = 0; | 
 | //             ^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:88:26: Error: Can't assign to this. | 
 | //   Extension.staticSetter = 0; | 
 | //                          ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:89:13: Error: Can't use 'staticField' because it is declared more than once. | 
 | //   Extension.staticField; | 
 | //             ^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:90:13: Error: Can't use 'staticField' because it is declared more than once. | 
 | //   Extension.staticField = 0; | 
 | //             ^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:90:25: Error: Can't assign to this. | 
 | //   Extension.staticField = 0; | 
 | //                         ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:91:13: Error: Can't use 'staticDuplicateFieldAndSetter' because it is declared more than once. | 
 | //   Extension.staticDuplicateFieldAndSetter; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:92:13: Error: Can't use 'staticDuplicateFieldAndSetter' because it is declared more than once. | 
 | //   Extension.staticDuplicateFieldAndSetter = 0; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:92:43: Error: Can't assign to this. | 
 | //   Extension.staticDuplicateFieldAndSetter = 0; | 
 | //                                           ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:94:13: Error: Setter not found: 'staticFieldAndDuplicateSetter'. | 
 | //   Extension.staticFieldAndDuplicateSetter = 0; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:95:13: Error: Can't use 'staticDuplicateFieldAndDuplicateSetter' because it is declared more than once. | 
 | //   Extension.staticDuplicateFieldAndDuplicateSetter; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:96:13: Error: Can't use 'staticDuplicateFieldAndDuplicateSetter' because it is declared more than once. | 
 | //   Extension.staticDuplicateFieldAndDuplicateSetter = 0; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:96:52: Error: Can't assign to this. | 
 | //   Extension.staticDuplicateFieldAndDuplicateSetter = 0; | 
 | //                                                    ^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:97:13: Error: Setter not found: 'staticMethodAndSetter1'. | 
 | //   Extension.staticMethodAndSetter1 = 0; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | // pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:98:13: Error: Setter not found: 'staticMethodAndSetter2'. | 
 | //   Extension.staticMethodAndSetter2 = 0; | 
 | //             ^^^^^^^^^^^^^^^^^^^^^^ | 
 | // | 
 | import self as self; | 
 | import "dart:core" as core; | 
 |  | 
 | extension Extension on core::int { | 
 |   static method staticMethod = self::Extension|staticMethod; | 
 |   static get staticGetter = get self::Extension|staticGetter; | 
 |   static field staticField = self::Extension|staticField; | 
 |   static field staticFieldAndSetter1 = self::Extension|staticFieldAndSetter1; | 
 |   static field staticFieldAndSetter2 = self::Extension|staticFieldAndSetter2; | 
 |   static field staticLateFinalFieldAndSetter1 = self::Extension|staticLateFinalFieldAndSetter1; | 
 |   static field staticLateFinalFieldAndSetter2 = self::Extension|staticLateFinalFieldAndSetter2; | 
 |   static field staticDuplicateFieldAndSetter = self::Extension|staticDuplicateFieldAndSetter; | 
 |   static field staticFieldAndDuplicateSetter = self::Extension|staticFieldAndDuplicateSetter; | 
 |   static field staticDuplicateFieldAndDuplicateSetter = self::Extension|staticDuplicateFieldAndDuplicateSetter; | 
 |   static method staticMethodAndSetter1 = self::Extension|staticMethodAndSetter1; | 
 |   static method staticMethodAndSetter2 = self::Extension|staticMethodAndSetter2; | 
 |   static set staticSetter = set self::Extension|staticSetter; | 
 |   static set staticDuplicateFieldAndSetter = set self::Extension|staticDuplicateFieldAndSetter; | 
 |   static set staticFieldAndDuplicateSetter = set self::Extension|staticFieldAndDuplicateSetter; | 
 |   static set staticDuplicateFieldAndDuplicateSetter = set self::Extension|staticDuplicateFieldAndDuplicateSetter; | 
 |   static set staticMethodAndSetter1 = set self::Extension|staticMethodAndSetter1; | 
 |   static set staticMethodAndSetter2 = set self::Extension|staticMethodAndSetter2; | 
 | } | 
 | static field dynamic result; | 
 | static field core::int Extension|staticField = 1; | 
 | static field core::int Extension|staticFieldAndSetter1 = 1; | 
 | static field core::int Extension|staticFieldAndSetter2 = 1; | 
 | late static final [setter] field core::int Extension|staticLateFinalFieldAndSetter1; | 
 | late static final [setter] field core::int Extension|staticLateFinalFieldAndSetter2; | 
 | static final field core::int Extension|staticDuplicateFieldAndSetter = 1; | 
 | static final field core::int Extension|staticFieldAndDuplicateSetter = 1; | 
 | static final field core::int Extension|staticDuplicateFieldAndDuplicateSetter = 1; | 
 | static extension-member method Extension|staticMethod() → core::int | 
 |   return 1; | 
 | static extension-member get Extension|staticGetter() → core::int | 
 |   return 1; | 
 | static extension-member set Extension|staticSetter(dynamic value) → void { | 
 |   self::result = 1; | 
 | } | 
 | static extension-member set Extension|staticDuplicateFieldAndSetter(core::int value) → void { | 
 |   self::result = 3; | 
 | } | 
 | static extension-member set Extension|staticFieldAndDuplicateSetter(core::int value) → void { | 
 |   self::result = 2; | 
 | } | 
 | static extension-member set Extension|staticDuplicateFieldAndDuplicateSetter(core::int value) → void { | 
 |   self::result = 3; | 
 | } | 
 | static extension-member method Extension|staticMethodAndSetter1() → core::int | 
 |   return 1; | 
 | static extension-member set Extension|staticMethodAndSetter1(core::int value) → void { | 
 |   self::result = 2; | 
 | } | 
 | static extension-member set Extension|staticMethodAndSetter2(core::int value) → void { | 
 |   self::result = 2; | 
 | } | 
 | static extension-member method Extension|staticMethodAndSetter2() → core::int | 
 |   return 1; | 
 | static method test() → dynamic { | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:85:13: Error: Can't use 'staticMethod' because it is declared more than once. | 
 |   Extension.staticMethod(); | 
 |             ^^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:86:14: Error: Can't use 'staticMethod' because it is declared more than once. | 
 |   (Extension.staticMethod)(); | 
 |              ^^^^^^^^^^^^"{dynamic}(); | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:87:13: Error: Can't use 'staticGetter' because it is declared more than once. | 
 |   Extension.staticGetter; | 
 |             ^^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:88:26: Error: Can't assign to this. | 
 |   Extension.staticSetter = 0; | 
 |                          ^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:89:13: Error: Can't use 'staticField' because it is declared more than once. | 
 |   Extension.staticField; | 
 |             ^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:90:25: Error: Can't assign to this. | 
 |   Extension.staticField = 0; | 
 |                         ^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:91:13: Error: Can't use 'staticDuplicateFieldAndSetter' because it is declared more than once. | 
 |   Extension.staticDuplicateFieldAndSetter; | 
 |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:92:43: Error: Can't assign to this. | 
 |   Extension.staticDuplicateFieldAndSetter = 0; | 
 |                                           ^"; | 
 |   self::Extension|staticFieldAndDuplicateSetter; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:94:13: Error: Setter not found: 'staticFieldAndDuplicateSetter'. | 
 |   Extension.staticFieldAndDuplicateSetter = 0; | 
 |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:95:13: Error: Can't use 'staticDuplicateFieldAndDuplicateSetter' because it is declared more than once. | 
 |   Extension.staticDuplicateFieldAndDuplicateSetter; | 
 |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:96:52: Error: Can't assign to this. | 
 |   Extension.staticDuplicateFieldAndDuplicateSetter = 0; | 
 |                                                    ^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:97:13: Error: Setter not found: 'staticMethodAndSetter1'. | 
 |   Extension.staticMethodAndSetter1 = 0; | 
 |             ^^^^^^^^^^^^^^^^^^^^^^"; | 
 |   invalid-expression "pkg/front_end/testcases/nnbd/duplicates_static_extension.dart:98:13: Error: Setter not found: 'staticMethodAndSetter2'. | 
 |   Extension.staticMethodAndSetter2 = 0; | 
 |             ^^^^^^^^^^^^^^^^^^^^^^"; | 
 | } | 
 | static method main() → dynamic { | 
 |   self::result = null; | 
 |   self::Extension|staticFieldAndSetter1 = 0; | 
 |   self::expect(null, self::result); | 
 |   self::expect(0, self::Extension|staticFieldAndSetter1); | 
 |   self::result = null; | 
 |   self::Extension|staticFieldAndSetter2 = 0; | 
 |   self::expect(null, self::result); | 
 |   self::expect(0, self::Extension|staticFieldAndSetter2); | 
 |   self::result = null; | 
 |   self::Extension|staticLateFinalFieldAndSetter1 = 0; | 
 |   self::expect(null, self::result); | 
 |   self::expect(0, self::Extension|staticLateFinalFieldAndSetter1); | 
 |   self::result = null; | 
 |   self::Extension|staticLateFinalFieldAndSetter2 = 0; | 
 |   self::expect(null, self::result); | 
 |   self::expect(0, self::Extension|staticLateFinalFieldAndSetter2); | 
 |   self::expect(1, self::Extension|staticMethodAndSetter1()); | 
 |   self::expect(1, self::Extension|staticMethodAndSetter2()); | 
 | } | 
 | static method expect(dynamic expected, dynamic actual) → dynamic { | 
 |   if(!(expected =={core::Object::==}{(core::Object) → core::bool} actual)) | 
 |     throw "Expected ${expected}, actual ${actual}"; | 
 | } | 
 | static method throws(() → dynamic f) → dynamic { | 
 |   try { | 
 |     f(){() → dynamic}; | 
 |   } | 
 |   on core::Object catch(final core::Object e) { | 
 |     core::print(e); | 
 |     return; | 
 |   } | 
 |   throw "Expected exception."; | 
 | } |