fix .travis.yml
diff --git a/.travis.yml b/.travis.yml
index dfed8d0..9419334 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -33,5 +33,7 @@
   - make dist
   - echo $DEJAGNU
   - echo $RUNTESTFLAGS
+  - which runtest
+  - runtest --version
   - make check RUNTESTFLAGS="-vvvv $RUNTESTFLAGS"
   - cat */testsuite/libffi.log