fix #13478

tools/generateRailSignalConstraints.py

@@ -417,7 +417,7 @@ def getStopRoutes(net, options, stopEdges, stopEnds, bidiStops):
     begin = parseTime(options.begin)
     for vehicle in sumolib.xml.parse(options.routeFile, 'vehicle', heterogeneous=True):
         depart = parseTime(vehicle.depart)
-        if depart < begin:
+        if depart is not None and depart < begin:
             continue
         departTimes[vehicle.id] = depart
         numRoutes += 1

tools/sumolib/miscutils.py

@@ -235,15 +235,23 @@ def humanReadableTime(seconds):
     return sign + result
 
 
+SPECIAL_TIME_STRINGS = ["triggered", "containerTriggered", "split", "begin"]
 def parseTime(t, factor=1):
     try:
         return float(t) * factor
     except ValueError:
         pass
-    # prepended zero is ignored if the date value already contains days
-    days, hours, minutes, seconds = ([0] + list(map(float, t.split(':'))))[-4:]
-    sign = -1 if t.strip()[0] == '-' else 1
-    return (3600 * 24 * days + 3600 * hours + 60 * minutes + seconds) * sign
+    try:
+        # prepended zero is ignored if the date value already contains days
+        days, hours, minutes, seconds = ([0] + list(map(float, t.split(':'))))[-4:]
+        sign = -1 if t.strip()[0] == '-' else 1
+        return (3600 * 24 * days + 3600 * hours + 60 * minutes + seconds) * sign * factor
+    except ValueError:
+        if t in SPECIAL_TIME_STRINGS:
+            # signal special case but don't crash
+            return None
+        else:
+            raise
 
 
 def parseBool(val):