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-177946967800502.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 itstools
Input is CopsAndRobbers-PT-HRL020X006, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800502
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 9.3K Mar 6 13:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 6 13:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 6 13:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 13:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 08:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 08:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 13:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Mar 6 13:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Mar 6 13:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Mar 6 13:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 11 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 191K 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-HRL020X006-ReachabilityCardinality-2024-00
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-01
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-02
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-03
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-04
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-05
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-06
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-07
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-08
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-09
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-10
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-11
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-12
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-13
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-14
FORMULA_NAME CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779532006076

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-HRL020X006
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 10:26:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 10:26:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:26:47] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2026-05-23 10:26:47] [INFO ] Transformed 110 places.
[2026-05-23 10:26:47] [INFO ] Transformed 224 transitions.
[2026-05-23 10:26:47] [INFO ] Parsed PT model containing 110 places and 224 transitions and 1149 arcs in 158 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
[2026-05-23 10:26:47] [INFO ] Flatten gal took : 55 ms
RANDOM walk for 40008 steps (69 resets) in 1216 ms. (32 steps per ms) remains 9/16 properties
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-23 10:26:47] [INFO ] Flatten gal took : 31 ms
[2026-05-23 10:26:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15576850915741286383.gal : 22 ms
[2026-05-23 10:26:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6047365096228412070.prop : 2 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/ReachabilityCardinality15576850915741286383.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6047365096228412070.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (89 resets) in 419 ms. (95 steps per ms) remains 9/9 properties

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
Loading property file /tmp/ReachabilityCardinality6047365096228412070.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 16
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :16 after 18
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :18 after 328
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :328 after 334
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :334 after 3371
BEST_FIRST walk for 40003 steps (84 resets) in 695 ms. (57 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (78 resets) in 142 ms. (279 steps per ms) remains 9/9 properties
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :3371 after 23552
BEST_FIRST walk for 40003 steps (99 resets) in 162 ms. (245 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (85 resets) in 165 ms. (240 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (87 resets) in 129 ms. (307 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (62 resets) in 411 ms. (97 steps per ms) remains 8/9 properties
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (44 resets) in 136 ms. (291 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (79 resets) in 127 ms. (312 steps per ms) remains 8/8 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17956717836759659928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7250229829475226868.kers'
[2026-05-23 10:26:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17956717836759659928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7250229829475226868.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 224 rows 90 cols 769 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-23 10:26:48] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7250229829475226868.kers
Total runtime 1 ms.
[2026-05-23 10:26:48] [INFO ] State equation strengthened by 60 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-02 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-14 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-01 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-06 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-07 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-09 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-11 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 38/106 variables, 13/20 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/20 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 4/110 variables, 4/24 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/24 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 224/334 variables, 110/134 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/334 variables, 60/194 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/334 variables, 0/194 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/334 variables, 0/194 constraints. Problems are: Problem set: 7 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 334/334 variables, and 194 constraints, problems are : Problem set: 7 solved, 1 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 110/110 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 1 unsolved
Problem CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-08 is UNSAT
FORMULA CopsAndRobbers-PT-HRL020X006-ReachabilityCardinality-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 93/334 variables, and 7 constraints, problems are : Problem set: 8 solved, 0 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 7/24 constraints, State Equation: 0/110 constraints, ReadFeed: 0/60 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 497ms problems are : Problem set: 8 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 1902 ms.

BK_STOP 1779532009121

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -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-HRL020X006"
export BK_EXAMINATION="ReachabilityCardinality"
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-HRL020X006, 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 r066-tall-177946967800502"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL020X006.tgz
mv CopsAndRobbers-PT-HRL020X006 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 ;