Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366100278.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 ARMCacheCoherence-PT-none, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366100278
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 6.6K Mar 4 18:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 4 18:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 4 18:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 4 18:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.6K Mar 4 18:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 46K Mar 4 18:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 4 18:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 115K Mar 4 18:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 14M 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 ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-00
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-01
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-02
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-03
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-04
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-05
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-06
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-07
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-08
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-09
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-10
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-11
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-12
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-13
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-14
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779470058780

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ARMCacheCoherence-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-22 17:14:20] [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]
[2026-05-22 17:14:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 17:14:21] [INFO ] Load time of PNML (sax parser for PT used): 729 ms
[2026-05-22 17:14:21] [INFO ] Transformed 87 places.
[2026-05-22 17:14:21] [INFO ] Transformed 33676 transitions.
[2026-05-22 17:14:21] [INFO ] Found NUPN structural information;
[2026-05-22 17:14:21] [INFO ] Parsed PT model containing 87 places and 33676 transitions and 246935 arcs in 1019 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 32425 transitions
Reduce redundant transitions removed 32425 transitions.
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Reduction of identical properties reduced properties to check from 10 to 9
[2026-05-22 17:14:22] [INFO ] Flatten gal took : 274 ms
RANDOM walk for 40000 steps (12 resets) in 2531 ms. (15 steps per ms) remains 2/9 properties
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-22 17:14:22] [INFO ] Flatten gal took : 144 ms
BEST_FIRST walk for 40004 steps (10 resets) in 522 ms. (76 steps per ms) remains 2/2 properties
[2026-05-22 17:14:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2233707313852078274.gal : 94 ms
[2026-05-22 17:14:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17756701981039379156.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2233707313852078274.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17756701981039379156.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (9 resets) in 620 ms. (64 steps per ms) remains 2/2 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
[2026-05-22 17:14:22] [INFO ] Flow matrix only has 500 transitions (discarded 751 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8905269207265161884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2066213900809851934.kers'
[2026-05-22 17:14:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8905269207265161884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2066213900809851934.kers]
Normalized transition count is 499 out of 500 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 499 rows 87 cols 2707 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-22 17:14:22] [INFO ] Computed 12 invariants in 2 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2066213900809851934.kers
Total runtime 3 ms.
Loading property file /tmp/ReachabilityCardinality17756701981039379156.prop.
[2026-05-22 17:14:23] [INFO ] State equation strengthened by 181 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 64
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :64 after 111
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :111 after 577
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :577 after 5023
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :5023 after 208561
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-12 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 49/87 variables, 12/50 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 49/99 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :208561 after 1.41432e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/99 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 499/586 variables, 87/186 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/586 variables, 180/366 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/586 variables, 0/366 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/587 variables, 1/367 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/587 variables, 0/367 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/587 variables, 0/367 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 587/587 variables, and 367 constraints, problems are : Problem set: 1 solved, 1 unsolved in 435 ms.
Refiners :[Domain max(s): 87/87 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 87/87 constraints, ReadFeed: 181/181 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 14/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-04 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityCardinality-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 69/587 variables, and 20 constraints, problems are : Problem set: 2 solved, 0 unsolved in 40 ms.
Refiners :[Domain max(s): 14/87 constraints, Positive P Invariants (semi-flows): 6/12 constraints, State Equation: 0/87 constraints, ReadFeed: 0/181 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 621ms problems are : Problem set: 2 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 3056 ms.

BK_STOP 1779470063629

--------------------
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="ARMCacheCoherence-PT-none"
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 ARMCacheCoherence-PT-none, 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 r002-oct2-177944366100278"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ARMCacheCoherence-PT-none.tgz
mv ARMCacheCoherence-PT-none 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 ;