dastworx, flush was a workaround the crashes due to null moduleDeclarations

dastworx/src/imports.d

@@ -64,7 +64,6 @@ void listFilesImports(string[] files)
         else
             writeln('"', fname, '"');
         il.visit(mod);
-        stdout.flush;
     }
 }
 

dastworx/src/main.d

@@ -60,7 +60,6 @@ void main(string[] args)
         "s", &handleSymListOption,
         "t", &handleTodosOption,
     );
-    stdout.flush;
 }
 
 /// Handles the "-s" option: create the symbol list in the output