fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r048-tall-177946846600143
Last Updated
Jun 17, 2026

About the Execution of 2025-gold for BridgeAndVehicles-PT-V50P20N10

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
476.428 5569.00 15599.00 145.00 F normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r048-tall-177946846600143.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is BridgeAndVehicles-PT-V50P20N10, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tall-177946846600143
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 23K Mar 5 08:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 147K Mar 5 08:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 161K Mar 5 08:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 635K Mar 5 08:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.9K Mar 15 07:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 44K Mar 15 07:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 120K Mar 15 07:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 366K Mar 15 07:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 57K Mar 5 08:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 343K Mar 5 08:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 349K Mar 5 08:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.4M Mar 5 08:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 07:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.2K Mar 15 07:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.1M Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779481741640

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V50P20N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 20:29:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 20:29:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:29:03] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2026-05-22 20:29:03] [INFO ] Transformed 128 places.
[2026-05-22 20:29:03] [INFO ] Transformed 1328 transitions.
[2026-05-22 20:29:03] [INFO ] Parsed PT model containing 128 places and 1328 transitions and 10010 arcs in 232 ms.
[2026-05-22 20:29:03] [INFO ] Flatten gal took : 172 ms
[2026-05-22 20:29:04] [INFO ] Flatten gal took : 127 ms
[2026-05-22 20:29:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10503779504388747072.gal : 118 ms
[2026-05-22 20:29:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7172249027597166533.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10503779504388747072.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7172249027597166533.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (88 resets) in 3142 ms. (12 steps per ms) remains 6/128 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40000 steps (28 resets) in 446 ms. (89 steps per ms) remains 6/6 properties
Loading property file /tmp/ReachabilityCardinality7172249027597166533.prop.
BEST_FIRST walk for 40001 steps (28 resets) in 308 ms. (129 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (28 resets) in 204 ms. (195 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (28 resets) in 224 ms. (177 steps per ms) remains 6/6 properties
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_56 does not hold.
SDD proceeding with computation,124 properties remain. new max is 2
SDD size :1 after 2
BEST_FIRST walk for 40004 steps (28 resets) in 224 ms. (177 steps per ms) remains 5/6 properties
Invariant property smplace_119 does not hold.
Invariant property smplace_55 does not hold.
Invariant property smplace_53 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_2 does not hold.
Invariant property smplace_1 does not hold.
Invariant property smplace_0 does not hold.
SDD proceeding with computation,117 properties remain. new max is 2
SDD size :2 after 6
Invariant property smplace_120 does not hold.
Invariant property smplace_3 does not hold.
SDD proceeding with computation,115 properties remain. new max is 2
SDD size :6 after 12
BEST_FIRST walk for 40001 steps (28 resets) in 294 ms. (135 steps per ms) remains 4/5 properties
Invariant property smplace_121 does not hold.
Invariant property smplace_4 does not hold.
SDD proceeding with computation,113 properties remain. new max is 2
SDD size :12 after 20
[2026-05-22 20:29:04] [INFO ] Flow matrix only has 250 transitions (discarded 1078 similar events)
// Phase 1: matrix 250 rows 128 cols
Invariant property smplace_122 does not hold.
Invariant property smplace_5 does not hold.
SDD proceeding with computation,111 properties remain. new max is 2
SDD size :20 after 30
[2026-05-22 20:29:04] [INFO ] Computed 7 invariants in 42 ms
[2026-05-22 20:29:04] [INFO ] State equation strengthened by 22 read => feed constraints.
Invariant property smplace_123 does not hold.
Invariant property smplace_6 does not hold.
SDD proceeding with computation,109 properties remain. new max is 2
SDD size :30 after 42
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_124 does not hold.
Invariant property smplace_7 does not hold.
SDD proceeding with computation,107 properties remain. new max is 2
SDD size :42 after 56
At refinement iteration 1 (OVERLAPS) 47/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 101/152 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_125 does not hold.
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 81/233 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 6/239 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 3/242 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_8 does not hold.
SDD proceeding with computation,105 properties remain. new max is 2
SDD size :56 after 72
At refinement iteration 11 (INCLUDED_ONLY) 0/242 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/242 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 136/378 variables, 68/133 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/378 variables, 2/135 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/378 variables, 22/157 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_126 does not hold.
Invariant property smplace_9 does not hold.
SDD proceeding with computation,103 properties remain. new max is 2
SDD size :72 after 90
At refinement iteration 16 (INCLUDED_ONLY) 0/378 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 0/378 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 378/378 variables, and 157 constraints, problems are : Problem set: 0 solved, 4 unsolved in 671 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 128/128 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 47/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_127 does not hold.
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_10 does not hold.
SDD proceeding with computation,101 properties remain. new max is 2
SDD size :90 after 110
At refinement iteration 3 (OVERLAPS) 101/152 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 81/233 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_114 does not hold.
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_11 does not hold.
SDD proceeding with computation,99 properties remain. new max is 2
SDD size :110 after 132
At refinement iteration 7 (INCLUDED_ONLY) 0/233 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 6/239 variables, 3/65 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/239 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/242 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/242 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/242 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 136/378 variables, 68/137 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/378 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/378 variables, 22/161 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/378 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
SDD proceeding with computation,96 properties remain. new max is 2
SDD size :132 after 198
At refinement iteration 18 (OVERLAPS) 0/378 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 378/378 variables, and 161 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1319 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 128/128 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2131ms problems are : Problem set: 0 solved, 4 unsolved
Finished Parikh walk after 765 steps, including 14 resets, run visited all 1 properties in 4 ms. (steps per millisecond=191 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 4 properties in 177 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 128 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL
Total runtime 4106 ms.

BK_STOP 1779481747209

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V50P20N10"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is BridgeAndVehicles-PT-V50P20N10, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r048-tall-177946846600143"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P20N10.tgz
mv BridgeAndVehicles-PT-V50P20N10 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "StableMarking.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;