diff --git a/tests/sumo/bugs/4xxx/ticket4556/errors.sumo b/tests/sumo/bugs/4xxx/ticket4556/errors.sumo
new file mode 100644
index 000000000000..727caf16aa8c
--- /dev/null
+++ b/tests/sumo/bugs/4xxx/ticket4556/errors.sumo
@@ -0,0 +1,2 @@
+Warning: Missing green phase in tlLogic 'K048', program '0' for tl-index 5
+Warning: Unused states in tlLogic 'K048', program 'VA' in phase 0 after tl-index 27
diff --git a/tests/sumo/bugs/4xxx/ticket4556/output.sumo b/tests/sumo/bugs/4xxx/ticket4556/output.sumo
new file mode 100644
index 000000000000..be8ad2ea879e
--- /dev/null
+++ b/tests/sumo/bugs/4xxx/ticket4556/output.sumo
@@ -0,0 +1,7 @@
+Loading configuration... done.
+vehicle 'Pkw1.1' does not supply vehicle parameter 'device.ssm.thresholds'. Using default of ''
+vehicle 'Pkw1.1' does not supply vehicle parameter 'device.ssm.trajectories'. Using default of '0'
+vehicle 'Pkw1.1' does not supply vehicle parameter 'device.ssm.range'. Using default of '50.00'
+vehicle 'Pkw1.1' does not supply vehicle parameter 'device.ssm.extratime'. Using default of '5.00'
+vehicle 'Pkw1.1' does not supply vehicle parameter 'device.ssm.file'. Using default of 'ssm_Pkw1.1.xml'
+vehicle 'Pkw1.1' does not supply vehicle parameter 'device.ssm.geo'. Using default of '0'