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.r178-oct2-177969020000272.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is MedleyA-PT-22, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-oct2-177969020000272
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 4.8K Mar 7 18:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 46K Mar 7 18:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 7 18:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 7 18:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 11:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 11:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 7 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 7 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 7 18:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 7 18:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 11:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 11:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 238K 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 1779703208786

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MedleyA-PT-22
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-25 10:00:10] [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 10:00:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 10:00:11] [INFO ] Load time of PNML (sax parser for PT used): 140 ms
[2026-05-25 10:00:11] [INFO ] Transformed 307 places.
[2026-05-25 10:00:11] [INFO ] Transformed 740 transitions.
[2026-05-25 10:00:11] [INFO ] Found NUPN structural information;
[2026-05-25 10:00:11] [INFO ] Parsed PT model containing 307 places and 740 transitions and 3829 arcs in 294 ms.
Starting structural reductions in STATESPACE mode, iteration 0 : 307/307 places, 740/740 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
[2026-05-25 10:00:11] [INFO ] Redundant transitions in 45 ms returned []
Running 736 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-1259763271910258652.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16613021295616808853.kers'
[2026-05-25 10:00:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1259763271910258652.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16613021295616808853.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 737 rows 307 cols 3823 entries
Finished phase 1 with 276 SingleSign rule and 7 generalized
[2026-05-25 10:00:11] [INFO ] Computed 24 invariants in 21 ms
Computed 24 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-16613021295616808853.kers
Total runtime 22 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/302 variables, 302/302 constraints. Problems are: Problem set: 0 solved, 736 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/302 variables, 8/310 constraints. Problems are: Problem set: 0 solved, 736 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 736 unsolved
Problem TDEAD332 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD346 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD350 is UNSAT
Problem TDEAD351 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD363 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD368 is UNSAT
Problem TDEAD369 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD377 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD395 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD399 is UNSAT
Problem TDEAD400 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD421 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD426 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD432 is UNSAT
Problem TDEAD435 is UNSAT
Problem TDEAD443 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD451 is UNSAT
Problem TDEAD452 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD454 is UNSAT
Problem TDEAD455 is UNSAT
Problem TDEAD456 is UNSAT
Problem TDEAD457 is UNSAT
Problem TDEAD458 is UNSAT
Problem TDEAD463 is UNSAT
Problem TDEAD464 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD471 is UNSAT
Problem TDEAD472 is UNSAT
Problem TDEAD473 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD483 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD521 is UNSAT
Problem TDEAD523 is UNSAT
Problem TDEAD525 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD532 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD539 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD546 is UNSAT
Problem TDEAD548 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD555 is UNSAT
Problem TDEAD557 is UNSAT
Problem TDEAD559 is UNSAT
Problem TDEAD561 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD568 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD573 is UNSAT
Problem TDEAD575 is UNSAT
Problem TDEAD577 is UNSAT
Problem TDEAD579 is UNSAT
Problem TDEAD582 is UNSAT
Problem TDEAD584 is UNSAT
Problem TDEAD586 is UNSAT
Problem TDEAD613 is UNSAT
Problem TDEAD614 is UNSAT
Problem TDEAD615 is UNSAT
Problem TDEAD616 is UNSAT
Problem TDEAD621 is UNSAT
Problem TDEAD622 is UNSAT
Problem TDEAD623 is UNSAT
Problem TDEAD624 is UNSAT
Problem TDEAD629 is UNSAT
Problem TDEAD630 is UNSAT
Problem TDEAD631 is UNSAT
Problem TDEAD632 is UNSAT
Problem TDEAD641 is UNSAT
Problem TDEAD642 is UNSAT
Problem TDEAD643 is UNSAT
Problem TDEAD644 is UNSAT
Problem TDEAD649 is UNSAT
Problem TDEAD651 is UNSAT
Problem TDEAD653 is UNSAT
Problem TDEAD656 is UNSAT
Problem TDEAD658 is UNSAT
Problem TDEAD660 is UNSAT
Problem TDEAD662 is UNSAT
Problem TDEAD665 is UNSAT
Problem TDEAD667 is UNSAT
Problem TDEAD669 is UNSAT
Problem TDEAD671 is UNSAT
Problem TDEAD674 is UNSAT
Problem TDEAD676 is UNSAT
Problem TDEAD678 is UNSAT
Problem TDEAD680 is UNSAT
Problem TDEAD683 is UNSAT
At refinement iteration 3 (OVERLAPS) 5/307 variables, 16/326 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/307 variables, 5/331 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/307 variables, 20/351 constraints. Problems are: Problem set: 144 solved, 592 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 307/1044 variables, and 358 constraints, problems are : Problem set: 144 solved, 592 unsolved in 30034 ms.
Refiners :[Domain max(s): 307/307 constraints, Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/307 constraints, PredecessorRefiner: 736/736 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 144 solved, 592 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/302 variables, 302/302 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/302 variables, 8/310 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 0/310 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 3 (OVERLAPS) 5/307 variables, 16/326 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/307 variables, 5/331 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/307 variables, 27/358 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 17/375 constraints. Problems are: Problem set: 144 solved, 592 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/307 variables, 11/386 constraints. Problems are: Problem set: 144 solved, 592 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 307/1044 variables, and 386 constraints, problems are : Problem set: 144 solved, 592 unsolved in 30028 ms.
Refiners :[Domain max(s): 307/307 constraints, Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/307 constraints, PredecessorRefiner: 0/736 constraints, Known Traps: 55/55 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61392ms problems are : Problem set: 144 solved, 592 unsolved
Search for dead transitions found 144 dead transitions in 61414ms
Found 144 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 144 transitions
Dead transitions reduction (with SMT) removed 144 transitions
Starting structural reductions in STATESPACE mode, iteration 1 : 307/307 places, 593/740 transitions.
[2026-05-25 10:01:12] [INFO ] Redundant transitions in 6 ms returned []
Finished structural reductions in STATESPACE mode , in 2 iterations and 61641 ms. Remains : 307/307 places, 593/740 transitions.
Final net has 307 places and 593 transitions.
[2026-05-25 10:01:13] [INFO ] Flatten gal took : 115 ms
[2026-05-25 10:01:13] [INFO ] Applying decomposition
[2026-05-25 10:01:13] [INFO ] Flatten gal took : 30 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/graph9013796264964067957.txt' '-o' '/tmp/graph9013796264964067957.bin' '-w' '/tmp/graph9013796264964067957.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9013796264964067957.bin' '-l' '-1' '-v' '-w' '/tmp/graph9013796264964067957.weights' '-q' '0' '-e' '0.001'
[2026-05-25 10:01:13] [INFO ] Decomposing Gal with order
[2026-05-25 10:01:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 10:01:13] [INFO ] Removed a total of 1063 redundant transitions.
[2026-05-25 10:01:13] [INFO ] Flatten gal took : 164 ms
[2026-05-25 10:01:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 96 labels/synchronizations in 28 ms.
[2026-05-25 10:01:13] [INFO ] Time to serialize gal into /tmp/StateSpace5137244422125944618.gal : 8 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/StateSpace5137244422125944618.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,1.44869e+13,716.714,4871372,44698,2962,6.63704e+06,120627,902,3.01153e+07,249,1.32121e+06,0
Total reachable state count : 14486859212373

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 16
STATE_SPACE MAX_TOKEN_PER_MARKING 16 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 14486859212373
STATE_SPACE STATES 14486859212373 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 781008 ms.

BK_STOP 1779703991851

--------------------
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="MedleyA-PT-22"
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 MedleyA-PT-22, 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 r178-oct2-177969020000272"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-22.tgz
mv MedleyA-PT-22 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 ;