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.r120-smll-177955742400131.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 EGFr-PT-02010, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-smll-177955742400131
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 8.2K Mar 7 04:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 7 04:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 7 04:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 04:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.6K Mar 15 09:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 15 09:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 15 09:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 04:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Mar 7 04:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K Mar 7 04:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Mar 7 04:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 59K 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

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1779571717894

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=EGFr-PT-02010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202604301425
[2026-05-23 21:28:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 21:28:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 21:28:40] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2026-05-23 21:28:40] [INFO ] Transformed 40 places.
[2026-05-23 21:28:40] [INFO ] Transformed 68 transitions.
[2026-05-23 21:28:40] [INFO ] Found NUPN structural information;
[2026-05-23 21:28:40] [INFO ] Parsed PT model containing 40 places and 68 transitions and 338 arcs in 239 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 4 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 6 ms.14425KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 40/40 places, 68/68 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Applied a total of 0 rules in 31 ms. Remains 40 /40 variables (removed 0) and now considering 68/68 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 51 ms. Remains : 40/40 places, 68/68 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 40/40 places, 68/68 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Applied a total of 0 rules in 9 ms. Remains 40 /40 variables (removed 0) and now considering 68/68 (removed 0) transitions.
[2026-05-23 21:28:40] [INFO ] Flow matrix only has 39 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1702821254051223570.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6839373452238575779.kers'
[2026-05-23 21:28:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1702821254051223570.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6839373452238575779.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 39 rows 20 cols 39 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-23 21:28:40] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6839373452238575779.kers
Total runtime 1 ms.
[2026-05-23 21:28:40] [INFO ] Implicit Places using invariants in 408 ms returned []
[2026-05-23 21:28:40] [INFO ] Flow matrix only has 39 transitions (discarded 29 similar events)
[2026-05-23 21:28:40] [INFO ] Invariant cache hit.
[2026-05-23 21:28:40] [INFO ] State equation strengthened by 19 read => feed constraints.
[2026-05-23 21:28:40] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 650 ms to find 0 implicit places.
[2026-05-23 21:28:40] [INFO ] Redundant transitions in 1 ms returned []
Running 65 sub problems to find dead transitions.
[2026-05-23 21:28:40] [INFO ] Flow matrix only has 39 transitions (discarded 29 similar events)
[2026-05-23 21:28:41] [INFO ] Invariant cache hit.
[2026-05-23 21:28:41] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 65 unsolved
Problem TDEAD9 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 7/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 4 (OVERLAPS) 39/79 variables, 40/107 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 19/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 0/79 variables, 0/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 126 constraints, problems are : Problem set: 9 solved, 56 unsolved in 2386 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 40/40 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 19/58 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 7/65 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/65 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 4 (OVERLAPS) 1/40 variables, 1/66 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 1/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/67 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 39/79 variables, 40/107 constraints. Problems are: Problem set: 9 solved, 56 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 19/126 constraints. Problems are: Problem set: 9 solved, 56 unsolved
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 56/182 constraints. Problems are: Problem set: 15 solved, 50 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/182 constraints. Problems are: Problem set: 15 solved, 50 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/182 constraints. Problems are: Problem set: 15 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 182 constraints, problems are : Problem set: 15 solved, 50 unsolved in 1737 ms.
Refiners :[Domain max(s): 40/40 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 40/40 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 56/65 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4189ms problems are : Problem set: 15 solved, 50 unsolved
Search for dead transitions found 15 dead transitions in 4201ms
Found 15 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 15 transitions
Dead transitions reduction (with SMT) removed 15 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 40/40 places, 53/68 transitions.
Computed a total of 14 stabilizing places and 7 stable transitions
Computed a total of 14 stabilizing places and 7 stable transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 39 transition count 51
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 39 transition count 51
Computed a total of 13 stabilizing places and 7 stable transitions
Computed a total of 13 stabilizing places and 7 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 38 transition count 50
Reduce places removed 1 places and 0 transitions.
Computed a total of 11 stabilizing places and 6 stable transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 37 transition count 50
Computed a total of 11 stabilizing places and 6 stable transitions
Computed a total of 11 stabilizing places and 6 stable transitions
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 35 transition count 48
Reduce places removed 2 places and 0 transitions.
Computed a total of 7 stabilizing places and 4 stable transitions
Iterating post reduction 1 with 2 rules applied. Total rules applied 8 place count 33 transition count 48
Computed a total of 7 stabilizing places and 4 stable transitions
Computed a total of 7 stabilizing places and 4 stable transitions
Applied a total of 8 rules in 30 ms. Remains 33 /40 variables (removed 7) and now considering 48/53 (removed 5) transitions.
[2026-05-23 21:28:45] [INFO ] Flow matrix only has 30 transitions (discarded 18 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4851745801007854173.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2964521763361200012.kers'
[2026-05-23 21:28:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4851745801007854173.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2964521763361200012.kers]
Culling duplicate invariants (modulo rational): removing 15 columns.
Culled 15 columns in 0 ms.
// Phase 1: matrix 30 rows 18 cols 32 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-23 21:28:45] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2964521763361200012.kers
Total runtime 0 ms.
[2026-05-23 21:28:45] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-23 21:28:45] [INFO ] Flow matrix only has 30 transitions (discarded 18 similar events)
[2026-05-23 21:28:45] [INFO ] Invariant cache hit.
[2026-05-23 21:28:45] [INFO ] State equation strengthened by 15 read => feed constraints.
[2026-05-23 21:28:45] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 33/40 places, 48/68 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 5093 ms. Remains : 33/40 places, 48/68 transitions.
Finished random walk after 16 steps, including 0 resets, run found a deadlock after 2 ms. (steps per millisecond=8 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 5498 ms.

BK_STOP 1779571725466

--------------------
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
+ [[ ReachabilityDeadlock = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="EGFr-PT-02010"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 EGFr-PT-02010, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r120-smll-177955742400131"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/EGFr-PT-02010.tgz
mv EGFr-PT-02010 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;