fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r036-tall-177946842700030
Last Updated
Jun 17, 2026

About the Execution of Tapaal for BridgeAndVehicles-COL-V20P10N20

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
119.991 1086.00 1618.00 12.40 TFFFTTTTTFFTFFTT 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.r036-tall-177946842700030.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 tapaal
Input is BridgeAndVehicles-COL-V20P10N20, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r036-tall-177946842700030
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 9.0K Mar 5 08:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K Mar 5 08:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 5 08:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 5 08:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 07:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 07:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 08:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Mar 5 08:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 5 08:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Mar 5 08:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 40K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-00
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-01
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-02
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-03
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-04
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-05
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-06
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-07
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-08
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-09
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-10
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-11
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-12
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-13
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-14
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779480624470

tapaal
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> tapaal --- TAPAAL
Setting MODEL_PATH=.
Setting VERIFYPN=/home/mcc/BenchKit/bin/verifypn
Got BK_TIME_CONFINEMENT=3600
Setting TEMPDIR=/home/mcc/BenchKit/bin/tmp
Got BK_MEMORY_CONFINEMENT=16384
Limiting to 16265216 kB
Total timeout: 3590
Time left: 3590

**********************************************
* TAPAAL verifying ReachabilityCardinality *
**********************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.iwT0ZZMCfe
MF=/home/mcc/BenchKit/bin/tmp/tmp.8RbDi1yjg4
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
Solution found by stripping colors (step -1) for query index 0
Solution found by stripping colors (step -1) for query index 1
Solution found by stripping colors (step -1) for query index 2
Solution found by stripping colors (step -1) for query index 3
Solution found by stripping colors (step -1) for query index 5
Solution found by stripping colors (step -1) for query index 6
Solution found by stripping colors (step -1) for query index 7
Solution found by stripping colors (step -1) for query index 9
Solution found by stripping colors (step -1) for query index 10
Solution found by stripping colors (step -1) for query index 11
Solution found by stripping colors (step -1) for query index 12
Solution found by stripping colors (step -1) for query index 13
Solution found by stripping colors (step -1) for query index 14

FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-00 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 0 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-01 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 1 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-02 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 2 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-03 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 3 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-05 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 5 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-06 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 6 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-07 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 7 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 9 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-10 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 10 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-11 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 11 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-12 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 12 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-13 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 13 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-14 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 14 was solved

Query is satisfied.

Solved using CPN Approximation



Unable to decide if BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-15 is satisfied.

Query is MAYBE satisfied.


Unable to decide if BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-04 is satisfied.

Query is MAYBE satisfied.


Unable to decide if BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-08 is satisfied.

Query is MAYBE satisfied.

Spent 0.005183 on verification
Time left: 3590
---------------------------------------------------
Step -0.5: Explicit parallel processing
---------------------------------------------------
Doing explicit parallel verification of individual queries (3 in total)
Each query is verified by 4 parallel strategies for 119 seconds
------------------- QUERY 5 ----------------------

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 5

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.00019 seconds
Reduced from 15 to 13 places (2, 13.3333%)
Reduced from 11 to 11 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 1


Parameters: -C -s BFS --colored-successor-generator even -R 0 -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 5
Query index 0 was solved

Query is satisfied
STATS:
discovered states: 173
explored states: 173
peak waiting states: 172
end waiting states: 172
biggest encoded state: 41 bytes
@@@0.01,6040@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s RDFS --colored-successor-generator even' ./model.pnml ./ReachabilityCardinality.xml -x 5
Solution found by explicit exploration (step -0.5)

FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3589
------------------- QUERY 9 ----------------------

Parameters: -C -s BFS --colored-successor-generator even -R 0 -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 9

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 9

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000106 seconds
Reduced from 15 to 15 places (0, 0%)
Reduced from 11 to 11 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions
Query index 0 was solved

Query is satisfied
STATS:
discovered states: 344
explored states: 344
peak waiting states: 343
end waiting states: 343
biggest encoded state: 45 bytes
@@@0.01,6548@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s RDFS --colored-successor-generator even' ./model.pnml ./ReachabilityCardinality.xml -x 9
Solution found by explicit exploration (step -0.5)

FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3589
------------------- QUERY 16 ----------------------

Parameters: -C -s BFS --colored-successor-generator even -R 0 -q 0 ./model.pnml ./ReachabilityCardinality.xml -x 16

Parameters: -C -s RDFS --colored-successor-generator even ./model.pnml ./ReachabilityCardinality.xml -x 16

Search=RDFS,Trace=DISABLED,PrintBindings=DISABLED,State_Space_Exploration=DISABLED,Colored_Structural_Reduction=ALL,Colored_Struct_Red_Timout=30,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=60,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Init_Potency=ENABLED,InitPotencyTimeout=10,Siphon_Trap=DISABLED,LPSolve_Timeout=10,ExplicitColored=ENABLED,ColoredSuccessorGenerator=EVEN

Colored structural reductions computed in 0.000131 seconds
Reduced from 15 to 15 places (0, 0%)
Reduced from 11 to 11 transitions (0, 0%)
Applications of rule AtomicPreAgglomeration: 0
Applications of rule DeadTransitions: 0
Applications of rule ParallelPlaces: 0
Applications of rule ParallelTransitions: 0
Applications of rule PreemptiveFiring: 0
Applications of rule RedundantPlaces: 0
Applications of rule Relevance: 0
Could not do colored reductions
Query index 0 was solved

Query is satisfied
STATS:
discovered states: 132
explored states: 132
peak waiting states: 131
end waiting states: 131
biggest encoded state: 45 bytes
@@@0.00,5932@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn '-C -s RDFS --colored-successor-generator even' ./model.pnml ./ReachabilityCardinality.xml -x 16
Solution found by explicit exploration (step -0.5)

FORMULA BridgeAndVehicles-COL-V20P10N20-ReachabilityCardinality-2024-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION CPN_EXPLICIT
Time left: 3589
All queries are solved in step -0.5
Time left: 3589
terminated-with-cleanup

BK_STOP 1779480625556

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

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-COL-V20P10N20"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="tapaal"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 tapaal"
echo " Input is BridgeAndVehicles-COL-V20P10N20, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r036-tall-177946842700030"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P10N20.tgz
mv BridgeAndVehicles-COL-V20P10N20 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;