diff --git a/src/com/xilinx/rapidwright/util/VivadoTools.java b/src/com/xilinx/rapidwright/util/VivadoTools.java
index 6ffe05bec..04155bae0 100644
--- a/src/com/xilinx/rapidwright/util/VivadoTools.java
+++ b/src/com/xilinx/rapidwright/util/VivadoTools.java
@@ -27,6 +27,7 @@
 
 import java.io.File;
 import java.nio.file.FileSystems;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
@@ -113,8 +114,17 @@ public static List<String> runTcl(Path outputLog, Path tclScript, boolean verbos
         }
         final String vivadoCmd = FileTools.getVivadoPath() + " -log " + outputLog.toString() + " -nojournal -mode batch -source "
                 + tclScript.toString();
+        System.out.println("Running VivadoTools.runTcl() at " + FileTools.getTimeStamp());
         Integer exitCode = FileTools.runCommand(vivadoCmd, verbose, environ, runDir);
         if (exitCode != 0) {
+            System.out.flush();
+            System.err.flush();
+            if (Files.exists(outputLog)) {
+                for (String l : FileTools.getLinesFromTextFile(outputLog.toString())) {
+                    System.out.println("FAILED OUTPUT> " + l);
+                }
+            }
+
             throw new RuntimeException("Vivado exited with code: " + exitCode);
         }
         return FileTools.getLinesFromTextFile(outputLog.toString());