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-oct2-177944366100280.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 StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366100280
=====================================================================

--------------------
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 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)

no data necessary for post analysis


=== Now, execution of the tool begins

BK_START 1779470083544

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
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
StateSpace PT
Running Version 202604301425
[2026-05-22 17:14:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StateSpace, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 17:14:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 17:14:46] [INFO ] Load time of PNML (sax parser for PT used): 787 ms
[2026-05-22 17:14:46] [INFO ] Transformed 87 places.
[2026-05-22 17:14:46] [INFO ] Transformed 33676 transitions.
[2026-05-22 17:14:46] [INFO ] Found NUPN structural information;
[2026-05-22 17:14:46] [INFO ] Parsed PT model containing 87 places and 33676 transitions and 246935 arcs in 1021 ms.
Ensure Unique test removed 32391 transitions
Reduce redundant transitions removed 32441 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 87/87 places, 1235/1235 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 427 transitions
Redundant transition composition rules discarded 427 transitions
[2026-05-22 17:14:47] [INFO ] Redundant transitions in 33 ms returned []
Running 807 sub problems to find dead transitions.
[2026-05-22 17:14:47] [INFO ] Flow matrix only has 331 transitions (discarded 477 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7432844113180108915.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-959871469430903810.kers'
[2026-05-22 17:14:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7432844113180108915.kers, --Pflows, --basisKERS=/tmp/petrispot-output-959871469430903810.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 331 rows 87 cols 1619 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-22 17:14:47] [INFO ] Computed 12 invariants in 2 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-959871469430903810.kers
Total runtime 3 ms.
[2026-05-22 17:14:47] [INFO ] State equation strengthened by 124 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 86/86 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (OVERLAPS) 1/87 variables, 12/98 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 5 (OVERLAPS) 331/418 variables, 87/186 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/418 variables, 124/310 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 418/418 variables, and 310 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30057 ms.
Refiners :[Domain max(s): 87/87 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 87/87 constraints, ReadFeed: 124/124 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 86/86 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (OVERLAPS) 1/87 variables, 12/98 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 5 (OVERLAPS) 331/418 variables, 87/186 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/418 variables, 124/310 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/418 variables, 807/1117 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 418/418 variables, and 1117 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30064 ms.
Refiners :[Domain max(s): 87/87 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 87/87 constraints, ReadFeed: 124/124 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61437ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 61460ms
Starting structural reductions in STATESPACE mode, iteration 1 : 87/87 places, 808/1235 transitions.
Finished structural reductions in STATESPACE mode , in 1 iterations and 61830 ms. Remains : 87/87 places, 808/1235 transitions.
Final net has 87 places and 808 transitions.
[2026-05-22 17:15:48] [INFO ] Flatten gal took : 100 ms
[2026-05-22 17:15:48] [INFO ] Applying decomposition
[2026-05-22 17:15:49] [INFO ] Flatten gal took : 59 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9682813039817378387.txt' '-o' '/tmp/graph9682813039817378387.bin' '-w' '/tmp/graph9682813039817378387.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9682813039817378387.bin' '-l' '-1' '-v' '-w' '/tmp/graph9682813039817378387.weights' '-q' '0' '-e' '0.001'
[2026-05-22 17:15:49] [INFO ] Decomposing Gal with order
[2026-05-22 17:15:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 17:15:49] [INFO ] Removed a total of 2682 redundant transitions.
[2026-05-22 17:15:49] [INFO ] Flatten gal took : 185 ms
[2026-05-22 17:15:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 63 labels/synchronizations in 24 ms.
[2026-05-22 17:15:49] [INFO ] Time to serialize gal into /tmp/StateSpace6354501764528629510.gal : 5 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/StateSpace6354501764528629510.gal' '-t' 'CGAL' '--stats'

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 ...219
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,3.20568e+08,0.792154,29780,144,138,35311,3099,644,116573,95,27945,0
Total reachable state count : 320567601

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 12
STATE_SPACE MAX_TOKEN_PER_MARKING 12 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 320567601
STATE_SPACE STATES 320567601 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 64790 ms.

BK_STOP 1779470150434

--------------------
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
+ [[ StateSpace = StateSpace ]]
+ [[ -f modelMain.xml ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StateSpace -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
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ sed s/.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 StateSpace -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="StateSpace"
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 StateSpace"
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-oct2-177944366100280"
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 [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "UpperBounds" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] || [ "StateSpace" = "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 [ "StateSpace" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StateSpace" != "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 "StateSpace.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 '' StateSpace.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] ; then
echo "FORMULA_NAME StateSpace"
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 ;