server: Convert thread creation/exit times to the abs_time_t type.
diff --git a/server/trace.c b/server/trace.c
index 0fe3a67..ee3db8b 100644
--- a/server/trace.c
+++ b/server/trace.c
@@ -766,8 +766,11 @@
     fprintf( stderr, " exit_code=%d,", req->exit_code );
     fprintf( stderr, " priority=%d,", req->priority );
     fprintf( stderr, " affinity=%d,", req->affinity );
-    fprintf( stderr, " creation_time=%ld,", (long)req->creation_time );
-    fprintf( stderr, " exit_time=%ld", (long)req->exit_time );
+    fprintf( stderr, " creation_time=" );
+    dump_abs_time( &req->creation_time );
+    fprintf( stderr, "," );
+    fprintf( stderr, " exit_time=" );
+    dump_abs_time( &req->exit_time );
 }
 
 static void dump_set_thread_info_request( const struct set_thread_info_request *req )