RequireCheckerPrefix.java:19:25: compiler.err.proc.messager: [nullness:assignment] incompatible types in assignment.
found   : @Initialized @Nullable Object
required: @UnknownInitialization @NonNull Object
RequireCheckerPrefix.java:24:25: compiler.err.proc.messager: [nullness:assignment] incompatible types in assignment.
found   : @Initialized @Nullable Object
required: @UnknownInitialization @NonNull Object
RequireCheckerPrefix.java:27:25: compiler.err.proc.messager: [nullness:assignment] incompatible types in assignment.
found   : @Initialized @Nullable Object
required: @UnknownInitialization @NonNull Object
3 errors
