add debug logs

Author: Bushuo

rewatch/tests/legacy.sh

@@ -3,6 +3,8 @@ cd ../testrepo/packages/compiled-by-legacy
 
 bold "Test: It should use the legacy build system"
 
+ls -l ../../node_modules/@rescript/
+
 error_output=$(rewatch_legacy clean 2>&1 >/dev/null)
 
 if [ $? -eq 0 ];