static boolean isArgumentLambdaNegated(PsiMethodCallExpression methodCall) {
      if (ExpressionUtil.isEffectivelyUnqualified(methodCall.getMethodExpression())) return false;
      PsiExpression[] expressions = methodCall.getArgumentList().getExpressions();
      if(expressions.length != 1) return false;
      PsiExpression arg = expressions[0];
      if(!(arg instanceof PsiLambdaExpression)) return false;
      PsiElement body = ((PsiLambdaExpression)arg).getBody();
      return body instanceof PsiExpression && BoolUtils.isNegation((PsiExpression)body);
    }
static boolean isArgumentLambdaNegated(PsiMethodCallExpression methodCall)