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.r146-tall-177961074200432.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 GPUForwardProgress-PT-16a, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074200432
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 6.4K Mar 7 11:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 7 11:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 7 11:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 7 11:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 11:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 146K Mar 7 11:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 7 11:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Mar 7 11:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 26K 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 1779726609648

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-16a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-25 16:30:10] [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]
[2026-05-25 16:30:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 16:30:10] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2026-05-25 16:30:10] [INFO ] Transformed 72 places.
[2026-05-25 16:30:10] [INFO ] Transformed 89 transitions.
[2026-05-25 16:30:10] [INFO ] Found NUPN structural information;
[2026-05-25 16:30:10] [INFO ] Parsed PT model containing 72 places and 89 transitions and 341 arcs in 139 ms.
Ensure Unique test removed 17 transitions
Reduce redundant transitions removed 19 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 72/72 places, 70/70 transitions.
[2026-05-25 16:30:11] [INFO ] Redundant transitions in 2 ms returned []
Running 69 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18420197113763733956.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2045475780319256160.kers'
[2026-05-25 16:30:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18420197113763733956.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2045475780319256160.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 70 rows 71 cols 269 entries
Finished phase 1 with 53 SingleSign rule and 1 generalized
[2026-05-25 16:30:11] [INFO ] Computed 18 invariants in 1 ms
Computed 18 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2045475780319256160.kers
Total runtime 2 ms.
[2026-05-25 16:30:11] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 71/71 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 18/89 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (OVERLAPS) 70/141 variables, 71/160 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 16/176 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 1/142 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/142 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/142 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 9 (OVERLAPS) 0/142 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 142/142 variables, and 178 constraints, problems are : Problem set: 0 solved, 69 unsolved in 2386 ms.
Refiners :[Domain max(s): 72/72 constraints, Generalized P Invariants (flows): 18/18 constraints, State Equation: 72/72 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 71/71 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 18/89 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (OVERLAPS) 70/141 variables, 71/160 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/141 variables, 16/176 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/141 variables, 69/245 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/141 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 1/142 variables, 1/246 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/142 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/142 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 10 (OVERLAPS) 0/142 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 142/142 variables, and 247 constraints, problems are : Problem set: 0 solved, 69 unsolved in 4952 ms.
Refiners :[Domain max(s): 72/72 constraints, Generalized P Invariants (flows): 18/18 constraints, State Equation: 72/72 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7471ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 7486ms
Finished structural reductions in STATESPACE mode , in 1 iterations and 7608 ms. Remains : 72/72 places, 70/70 transitions.
Final net has 72 places and 70 transitions.
[2026-05-25 16:30:18] [INFO ] Flatten gal took : 31 ms
[2026-05-25 16:30:18] [INFO ] Applying decomposition
[2026-05-25 16:30:18] [INFO ] Flatten gal took : 9 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/graph6089347014181400067.txt' '-o' '/tmp/graph6089347014181400067.bin' '-w' '/tmp/graph6089347014181400067.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6089347014181400067.bin' '-l' '-1' '-v' '-w' '/tmp/graph6089347014181400067.weights' '-q' '0' '-e' '0.001'
[2026-05-25 16:30:18] [INFO ] Decomposing Gal with order
[2026-05-25 16:30:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 16:30:18] [INFO ] Removed a total of 60 redundant transitions.
[2026-05-25 16:30:18] [INFO ] Flatten gal took : 48 ms
[2026-05-25 16:30:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 2 ms.
[2026-05-25 16:30:18] [INFO ] Time to serialize gal into /tmp/StateSpace15615436037728785793.gal : 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/StateSpace15615436037728785793.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 ...220
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,2.56837e+10,0.030775,4780,93,31,1916,131,182,1672,41,283,0
Total reachable state count : 25683710333

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 18
STATE_SPACE MAX_TOKEN_PER_MARKING 18 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 25683710333
STATE_SPACE STATES 25683710333 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 8155 ms.

BK_STOP 1779726618971

--------------------
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
++ 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 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="GPUForwardProgress-PT-16a"
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 GPUForwardProgress-PT-16a, 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 r146-tall-177961074200432"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-16a.tgz
mv GPUForwardProgress-PT-16a 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 ;