Fixes #508. Relative import in multitests fixed
diff --git a/LanguageFeatures/nnbd/null_check_operator_A03_t02.dart b/LanguageFeatures/nnbd/null_check_operator_A03_t02.dart
index 90327ed..a8844c0 100644
--- a/LanguageFeatures/nnbd/null_check_operator_A03_t02.dart
+++ b/LanguageFeatures/nnbd/null_check_operator_A03_t02.dart
@@ -10,6 +10,7 @@
  * @description Check that an expression of the form e! evaluates e to a value
  * v, throws no runtime error if v is not null. Test 'this!()' and 'this()!'
  * @author sgrekhov@unipro.ru
+ * @static-warning
  * @issue 39723
  * @issue 39598
  */
@@ -19,8 +20,8 @@
 
 extension on C {
   test() {
-    Expect.equals("Lily was here: 42", this!(42));  //# 01: static type warning
-    Expect.equals("Lily was here: 42", this(42)!);  //# 02: static type warning
+    Expect.equals("Lily was here: 42", this!(42));  /// static type warning
+    Expect.equals("Lily was here: 42", this(42)!);  /// static type warning
   }
   String call(int v) => "Lily was here: $v";
 }
diff --git a/LanguageFeatures/nnbd/null_check_operator_A03_t03.dart b/LanguageFeatures/nnbd/null_check_operator_A03_t03.dart
index aa327b8..b977877 100644
--- a/LanguageFeatures/nnbd/null_check_operator_A03_t03.dart
+++ b/LanguageFeatures/nnbd/null_check_operator_A03_t03.dart
@@ -10,6 +10,7 @@
  * @description Check that an expression of the form e! evaluates e to a value
  * v, throws no runtime error if v is not null. Test 'this!()' and 'this()!'
  * @author sgrekhov@unipro.ru
+ * @static-warning
  * @issue 39723
  * @issue 39598
  */
@@ -18,8 +19,8 @@
 
 class C {
   test() {
-    Expect.equals("Lily was here: 42", this!(42));  //# 01: static type warning
-    Expect.equals("Lily was here: 42", this(42)!);  //# 02: static type warning
+    Expect.equals("Lily was here: 42", this!(42));  /// static type warning
+    Expect.equals("Lily was here: 42", this(42)!);  /// static type warning
   }
   String call(int v) => "Lily was here: $v";
 }
diff --git a/LanguageFeatures/nnbd/null_check_operator_A05_t02.dart b/LanguageFeatures/nnbd/null_check_operator_A05_t02.dart
index 9d6d2fc..82aded4 100644
--- a/LanguageFeatures/nnbd/null_check_operator_A05_t02.dart
+++ b/LanguageFeatures/nnbd/null_check_operator_A05_t02.dart
@@ -10,6 +10,7 @@
  * @description Check that an expression of the form e! evaluates e to a value
  * v, throws no runtime error if v is not null. Test 42
  * @author sgrekhov@unipro.ru
+ * @static-warning
  * @issue 39723
  */
 // SharedOptions=--enable-experiment=non-nullable,extension-methods
@@ -23,8 +24,8 @@
 }
 
 main() {
-  Expect.equals("Lily was here 2 times", 42!(2));   //# 01: static type warning
-  Expect.equals(24, 42![24]);                       //# 02: static type warning
-  42![24] = 24;                                     //# 03: static type warning
-  42!.s = 24;                                       //# 04: static type warning
+  Expect.equals("Lily was here 2 times", 42!(2));   /// static type warning
+  Expect.equals(24, 42![24]);                       /// static type warning
+  42![24] = 24;                                     /// static type warning
+  42!.s = 24;                                       /// static type warning
 }
diff --git a/LanguageFeatures/nnbd/null_check_operator_A07_t02.dart b/LanguageFeatures/nnbd/null_check_operator_A07_t02.dart
index 91ab937..49570c6 100644
--- a/LanguageFeatures/nnbd/null_check_operator_A07_t02.dart
+++ b/LanguageFeatures/nnbd/null_check_operator_A07_t02.dart
@@ -10,6 +10,7 @@
  * @description Check that an expression of the form e! evaluates e to a value
  * v, throws no runtime error if v is not null. Test (true)
  * @author sgrekhov@unipro.ru
+ * @static-warning
  * @issue 39723
  */
 // SharedOptions=--enable-experiment=non-nullable,extension-methods
@@ -23,8 +24,8 @@
 }
 
 main() {
-  Expect.equals("Lily was here 2 times", true!(2));  //# 01: static type warning
-  Expect.equals(24, true![24]);                      //# 02: static type warning
-  true![24] = 24;                                    //# 03: static type warning
-  true!.s = 24;                                      //# 04: static type warning
+  Expect.equals("Lily was here 2 times", true!(2));  /// static type warning
+  Expect.equals(24, true![24]);                      /// static type warning
+  true![24] = 24;                                    /// static type warning
+  true!.s = 24;                                      /// static type warning
 }