=== modified file 'driver-ti.c'
--- driver-ti.c	2019-02-14 20:44:54 +0000
+++ driver-ti.c	2019-02-14 20:41:03 +0000
@@ -276,10 +276,8 @@
 
 #ifdef HAVE_UNIBILIUM
   unibi_destroy(unibi);
-  ti->unibi = NULL;
 #else
   free(ti->term);
-  ti->term = NULL;
 #endif
 
   ti->root = compress_trie(ti->root);
@@ -406,14 +404,6 @@
   if(ti->stop_string)
     free(ti->stop_string);
 
-#ifdef HAVE_UNIBILIUM
-  if(ti->unibi)
-    unibi_destroy(ti->unibi);
-#else
-  if(ti->term)
-    free(ti->term);
-#endif
-
   free(ti);
 }