diff --git a/src/pathfinder/yapf/yapf_rail.cpp b/src/pathfinder/yapf/yapf_rail.cpp
--- a/src/pathfinder/yapf/yapf_rail.cpp
+++ b/src/pathfinder/yapf/yapf_rail.cpp
@@ -34,8 +34,6 @@ template <typename Tpf> void DumpState(T
 	fclose(f2);
 }
 
-int _total_pf_time_us = 0;
-
 template <class Types>
 class CYapfReserveTrack
 {