|  | library; | 
|  | // | 
|  | // Problems in library: | 
|  | // | 
|  | // pkg/front_end/testcases/nnbd/issue41108.dart:6:12: Error: A value of type 'List<dynamic>?' can't be assigned to a variable of type 'List<dynamic>' because 'List<dynamic>?' is nullable and 'List<dynamic>' isn't. | 
|  | //  - 'List' is from 'dart:core'. | 
|  | //   List y = await l(); // should be a List? | 
|  | //            ^ | 
|  | // | 
|  | import self as self; | 
|  | import "dart:core" as core; | 
|  | import "dart:async" as asy; | 
|  |  | 
|  | static method test() → dynamic async /* emittedValueType= dynamic */ { | 
|  | core::List<dynamic> y = invalid-expression "pkg/front_end/testcases/nnbd/issue41108.dart:6:12: Error: A value of type 'List<dynamic>?' can't be assigned to a variable of type 'List<dynamic>' because 'List<dynamic>?' is nullable and 'List<dynamic>' isn't. | 
|  | - 'List' is from 'dart:core'. | 
|  | List y = await l(); // should be a List? | 
|  | ^" in await self::l() /* runtimeCheckType= asy::Future<core::List<dynamic>?> */ as{TypeError} core::List<dynamic>; | 
|  | } | 
|  | static method l() → asy::Future<core::List<dynamic>>? | 
|  | return null; | 
|  | static method main() → dynamic {} |