Nested IN(IN(...)) didn't work.

h2/src/main/org/h2/expression/ConditionIn.java

@@ -216,6 +216,9 @@ public class ConditionIn extends Condition {
         if (!areAllValues(ExpressionVisitor.get(ExpressionVisitor.EVALUATABLE))) {
             return this;
         }
+        if (!areAllValues(ExpressionVisitor.get(ExpressionVisitor.INDEPENDENT))) {
+            return this;
+        }
         if (!(left instanceof ExpressionColumn)) {
             return this;
         }

h2/src/main/org/h2/expression/ConditionInSelect.java

@@ -136,6 +136,9 @@ public class ConditionInSelect extends Condition {
         if (!query.isEverything(ExpressionVisitor.EVALUATABLE)) {
             return this;
         }
+        if (!query.isEverything(ExpressionVisitor.INDEPENDENT)) {
+            return this;
+        }
         String alias = query.getFirstColumnAlias(session);
         if (alias == null) {
             return this;

h2/src/test/org/h2/test/test-1.1.txt

@@ -3,6 +3,8 @@ create table test(id identity);
 > ok
 
 select 1 from test a where 1 in(select 1 from test b where b.id in(select 1 from test c where c.id=a.id));
+> 1
+> -
 > rows: 0
 
 drop table test;