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-177946967800488.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-HRL014X002, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800488
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 7.3K Mar 6 13:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 6 13:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 6 13:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 6 13:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Mar 15 08:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 08:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 6 13:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Mar 6 13:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 13:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 6 13:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:35 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 134K 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 1779531581869

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-HRL014X002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-23 10:19:43] [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]
[2026-05-23 10:19:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:19:43] [INFO ] Load time of PNML (sax parser for PT used): 65 ms
[2026-05-23 10:19:43] [INFO ] Transformed 80 places.
[2026-05-23 10:19:43] [INFO ] Transformed 158 transitions.
[2026-05-23 10:19:43] [INFO ] Parsed PT model containing 80 places and 158 transitions and 807 arcs in 148 ms.
Starting structural reductions in STATESPACE mode, iteration 0 : 80/80 places, 158/158 transitions.
Running 130 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-6954619939825044955.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15493101993764117504.kers'
[2026-05-23 10:19:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6954619939825044955.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15493101993764117504.kers]
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 158 rows 66 cols 541 entries
Finished phase 1 with 62 SingleSign rule and 0 generalized
[2026-05-23 10:19:43] [INFO ] Computed 18 invariants in 0 ms
Computed 18 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15493101993764117504.kers
Total runtime 1 ms.
[2026-05-23 10:19:43] [INFO ] State equation strengthened by 42 read => feed constraints.
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 15/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 2 (OVERLAPS) 16/80 variables, 3/18 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 4/22 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/22 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 158/238 variables, 80/102 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 42/144 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/144 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 8 (OVERLAPS) 0/238 variables, 0/144 constraints. Problems are: Problem set: 28 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 144 constraints, problems are : Problem set: 28 solved, 102 unsolved in 4075 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 80/80 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 28 solved, 102 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 15/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 2 (OVERLAPS) 16/80 variables, 3/18 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 4/22 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 8/30 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 9/39 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/80 variables, 0/39 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 7 (OVERLAPS) 158/238 variables, 80/119 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 42/161 constraints. Problems are: Problem set: 28 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 102/263 constraints. Problems are: Problem set: 28 solved, 102 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 263 constraints, problems are : Problem set: 28 solved, 102 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 80/80 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 102/130 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24293ms problems are : Problem set: 28 solved, 102 unsolved
Search for dead transitions found 28 dead transitions in 24310ms
Found 28 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 28 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 28 transitions.
[2026-05-23 10:20:07] [INFO ] Redundant transitions in 3 ms returned []
Starting structural reductions in STATESPACE mode, iteration 1 : 80/80 places, 130/158 transitions.
Finished structural reductions in STATESPACE mode , in 1 iterations and 24382 ms. Remains : 80/80 places, 130/158 transitions.
Final net has 80 places and 130 transitions.
[2026-05-23 10:20:07] [INFO ] Flatten gal took : 50 ms
[2026-05-23 10:20:07] [INFO ] Applying decomposition
[2026-05-23 10:20:07] [INFO ] Flatten gal took : 14 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/graph9739076764335723003.txt' '-o' '/tmp/graph9739076764335723003.bin' '-w' '/tmp/graph9739076764335723003.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9739076764335723003.bin' '-l' '-1' '-v' '-w' '/tmp/graph9739076764335723003.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:20:07] [INFO ] Decomposing Gal with order
[2026-05-23 10:20:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:20:07] [INFO ] Removed a total of 164 redundant transitions.
[2026-05-23 10:20:07] [INFO ] Flatten gal took : 66 ms
[2026-05-23 10:20:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 26 labels/synchronizations in 7 ms.
[2026-05-23 10:20:07] [INFO ] Time to serialize gal into /tmp/StateSpace9685092125004636897.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/StateSpace9685092125004636897.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,17158,0.181455,11504,363,74,12686,1240,266,33041,40,5730,0
Total reachable state count : 17158

Max variable value : 2
STATE_SPACE MAX_TOKEN_IN_PLACE 2 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 19
STATE_SPACE MAX_TOKEN_PER_MARKING 19 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 17158
STATE_SPACE STATES 17158 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 25268 ms.

BK_STOP 1779531608333

--------------------
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//
++ 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 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="CopsAndRobbers-PT-HRL014X002"
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 CopsAndRobbers-PT-HRL014X002, 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 r066-tall-177946967800488"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL014X002.tgz
mv CopsAndRobbers-PT-HRL014X002 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 ;