|  | // | 
|  | // Problems in component: | 
|  | // | 
|  | // pkg/front_end/testcases/inference/mixin_inference_unification_1.dart:13:7: Error: 'Object with M0, M1' can't implement both 'I<dynamic, int>' and 'I<String, dynamic>' | 
|  | //  - 'I' is from 'pkg/front_end/testcases/inference/mixin_inference_unification_1.dart'. | 
|  | // class A extends Object with M0, M1 {} | 
|  | //       ^ | 
|  | // | 
|  | library; | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  |  | 
|  | class I<X extends core::Object* = dynamic, Y extends core::Object* = dynamic> extends core::Object { | 
|  | synthetic constructor •() → self::I<self::I::X*, self::I::Y*>* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | class M0<T extends core::Object* = dynamic> extends core::Object implements self::I<self::M0::T*, core::int*> { | 
|  | synthetic constructor •() → self::M0<self::M0::T*>* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | class M1<T extends core::Object* = dynamic> extends core::Object implements self::I<core::String*, self::M1::T*> { | 
|  | synthetic constructor •() → self::M1<self::M1::T*>* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | abstract class _A&Object&M0 = core::Object with self::M0<dynamic> /*isAnonymousMixin,hasConstConstructor*/  { | 
|  | const synthetic constructor •() → self::_A&Object&M0* | 
|  | : super core::Object::•() | 
|  | ; | 
|  | abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
|  | abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
|  | abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
|  | abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
|  | abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
|  | abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
|  | abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
|  | abstract member-signature method toString() → core::String*; -> core::Object::toString | 
|  | abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
|  | abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
|  | } | 
|  | abstract class _A&Object&M0&M1 = self::_A&Object&M0 with self::M1<dynamic> /*isAnonymousMixin,hasConstConstructor*/  { | 
|  | const synthetic constructor •() → self::_A&Object&M0&M1* | 
|  | : super self::_A&Object&M0::•() | 
|  | ; | 
|  | } | 
|  | class A extends self::_A&Object&M0&M1 { | 
|  | synthetic constructor •() → self::A* | 
|  | : super self::_A&Object&M0&M1::•() | 
|  | ; | 
|  | } | 
|  | static method main() → dynamic {} |