[SYSTEMDS-2655] Fix parfor deep copy handling on eval, missing tests

This patch fixes the currently failing test on pipeline enumeration and
adds the two new packages 'pipelines', and 'privacy' to the github
workflows.
diff --git a/.github/workflows/functionsTests.yml b/.github/workflows/functionsTests.yml
index 48cb62b..b9d4794 100644
--- a/.github/workflows/functionsTests.yml
+++ b/.github/workflows/functionsTests.yml
@@ -68,6 +68,8 @@
           nary,
           paramserv,
           parfor,
+          pipelines,
+          privacy,
           quaternary,
           recompile,
           reorg,
diff --git a/src/main/java/org/apache/sysds/runtime/controlprogram/parfor/opt/OptTreeConverter.java b/src/main/java/org/apache/sysds/runtime/controlprogram/parfor/opt/OptTreeConverter.java
index 5d1f644..e97b73a 100644
--- a/src/main/java/org/apache/sysds/runtime/controlprogram/parfor/opt/OptTreeConverter.java
+++ b/src/main/java/org/apache/sysds/runtime/controlprogram/parfor/opt/OptTreeConverter.java
@@ -367,7 +367,7 @@
 		}
 		else if( pb instanceof ParForProgramBlock && sb instanceof ParForStatementBlock )
 		{
-			ParForProgramBlock fpb = (ParForProgramBlock) pb;		
+			ParForProgramBlock fpb = (ParForProgramBlock) pb;
 			ParForStatementBlock fsb = (ParForStatementBlock)sb;
 			ParForStatement fs = (ParForStatement) fsb.getStatement(0);
 			node = new OptNode( NodeType.PARFOR );
diff --git a/src/main/java/org/apache/sysds/runtime/util/ProgramConverter.java b/src/main/java/org/apache/sysds/runtime/util/ProgramConverter.java
index 3bba363..7dad319 100644
--- a/src/main/java/org/apache/sysds/runtime/util/ProgramConverter.java
+++ b/src/main/java/org/apache/sysds/runtime/util/ProgramConverter.java
@@ -44,6 +44,7 @@
 import org.apache.sysds.parser.FunctionStatementBlock;
 import org.apache.sysds.parser.IfStatement;
 import org.apache.sysds.parser.IfStatementBlock;
+import org.apache.sysds.parser.ParForStatement;
 import org.apache.sysds.parser.ParForStatementBlock;
 import org.apache.sysds.parser.ParForStatementBlock.ResultVar;
 import org.apache.sysds.parser.StatementBlock;
@@ -543,7 +544,8 @@
 			ForStatementBlock orig = (ForStatementBlock) sb;
 			ForStatementBlock fsb = createForStatementBlockCopy(orig, true);
 			ForStatement origstmt = (ForStatement) orig.getStatement(0);
-			ForStatement fstmt = new ForStatement(); //only shallow
+			ForStatement fstmt = (origstmt instanceof ParForStatement) ?
+				new ParForStatement() : new ForStatement(); //only shallow
 			fstmt.setPredicate(origstmt.getIterablePredicate());
 			fsb.setStatements(CollectionUtils.asArrayList(fstmt));
 			for( StatementBlock c : origstmt.getBody() )