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.r066-tall-177946967800543.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CopsAndRobbers-PT-KFL084N009K003X002, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800543
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 7.7K Mar 6 13:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 6 13:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 6 13:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 6 13:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K Mar 15 08:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 08:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Mar 6 13:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 62K Mar 6 13:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Mar 6 13:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Mar 6 13:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Mar 15 08:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 19 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.0M 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 CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-00
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-01
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-02
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-03
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-04
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-05
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-06
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-07
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-08
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-09
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-10
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-11
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-12
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-13
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-14
FORMULA_NAME CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779539666958

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-KFL084N009K003X002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-23 12:34:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 12:34:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 12:34:28] [INFO ] Load time of PNML (sax parser for PT used): 267 ms
[2026-05-23 12:34:28] [INFO ] Transformed 426 places.
[2026-05-23 12:34:28] [INFO ] Transformed 3615 transitions.
[2026-05-23 12:34:28] [INFO ] Parsed PT model containing 426 places and 3615 transitions and 21342 arcs in 390 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
[2026-05-23 12:34:29] [INFO ] Flatten gal took : 649 ms
[2026-05-23 12:34:30] [INFO ] Flatten gal took : 365 ms
[2026-05-23 12:34:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1343448436464513893.gal : 115 ms
[2026-05-23 12:34:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11602077643110090201.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1343448436464513893.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11602077643110090201.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (195 resets) in 5643 ms. (7 steps per ms) remains 4/16 properties
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40003 steps (22 resets) in 515 ms. (77 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (332 resets) in 435 ms. (91 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (43 resets) in 1138 ms. (35 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11602077643110090201.prop.
BEST_FIRST walk for 40004 steps (31 resets) in 515 ms. (77 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7783523942785363602.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17731322755568942412.kers'
[2026-05-23 12:34:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7783523942785363602.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17731322755568942412.kers]
Culling duplicate invariants (modulo rational): removing 84 columns.
Culled 84 columns in 4 ms.
// Phase 1: matrix 3615 rows 342 cols 14118 entries
Finished phase 1 with 338 SingleSign rule and 1 generalized
[2026-05-23 12:34:31] [INFO ] Computed 87 invariants in 14 ms
Computed 87 P flows in 20 ms.
Exported basis to /tmp/petrispot-output-17731322755568942412.kers
Total runtime 23 ms.
[2026-05-23 12:34:31] [INFO ] State equation strengthened by 187 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-03 is UNSAT
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-04 is UNSAT
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-09 is UNSAT
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-10 is UNSAT
FORMULA CopsAndRobbers-PT-KFL084N009K003X002-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 414/4041 variables, and 75 constraints, problems are : Problem set: 4 solved, 0 unsolved in 318 ms.
Refiners :[Positive P Invariants (semi-flows): 75/87 constraints, State Equation: 0/426 constraints, ReadFeed: 0/187 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 547ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 3523 ms.

BK_STOP 1779539671621

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="CopsAndRobbers-PT-KFL084N009K003X002"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is CopsAndRobbers-PT-KFL084N009K003X002, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967800543"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-KFL084N009K003X002.tgz
mv CopsAndRobbers-PT-KFL084N009K003X002 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;