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.r162-smll-177961107900455.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is LeafsetExtension-PT-S08C2, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107900455
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 9.6K Mar 7 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 7 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 7 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.2K Mar 15 11:13 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 11:13 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 11:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 11:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 7 16:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Mar 7 16:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 7 16:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Mar 15 11:13 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 647K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-00
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-01
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-02
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-03
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-04
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-05
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-06
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-07
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-08
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-09
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-10
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-11
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-12
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-13
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-14
FORMULA_NAME LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779908104952

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LeafsetExtension-PT-S08C2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-27 18:55:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 18:55:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 18:55:07] [INFO ] Load time of PNML (sax parser for PT used): 234 ms
[2026-05-27 18:55:07] [INFO ] Transformed 462 places.
[2026-05-27 18:55:07] [INFO ] Transformed 409 transitions.
[2026-05-27 18:55:07] [INFO ] Parsed PT model containing 462 places and 409 transitions and 1324 arcs in 394 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (2161 resets) in 2565 ms. (15 steps per ms) remains 7/16 properties
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-27 18:55:08] [INFO ] Flatten gal took : 244 ms
[2026-05-27 18:55:08] [INFO ] Flatten gal took : 164 ms
[2026-05-27 18:55:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10571760720589005457.gal : 56 ms
BEST_FIRST walk for 40004 steps (515 resets) in 1238 ms. (32 steps per ms) remains 7/7 properties
[2026-05-27 18:55:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3713010373481483885.prop : 22 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/ReachabilityCardinality10571760720589005457.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3713010373481483885.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (462 resets) in 437 ms. (91 steps per ms) remains 7/7 properties

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 ...329
Loading property file /tmp/ReachabilityCardinality3713010373481483885.prop.
BEST_FIRST walk for 40003 steps (542 resets) in 506 ms. (78 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (458 resets) in 310 ms. (128 steps per ms) remains 7/7 properties
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :10 after 12
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :12 after 13
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :13 after 20
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :20 after 21
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :21 after 29
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :29 after 45
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :45 after 77
Invariant property LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-10 does not hold.
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
BEST_FIRST walk for 40003 steps (540 resets) in 834 ms. (47 steps per ms) remains 7/7 properties
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :77 after 719
Reachability property LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-08 is true.
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :719 after 1261
BEST_FIRST walk for 40003 steps (330 resets) in 744 ms. (53 steps per ms) remains 6/7 properties
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :1261 after 2123
BEST_FIRST walk for 40004 steps (458 resets) in 528 ms. (75 steps per ms) remains 6/6 properties
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :2123 after 3592
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2840533080037435523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9368825806371473131.kers'
[2026-05-27 18:55:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2840533080037435523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9368825806371473131.kers]
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 0 ms.
// Phase 1: matrix 409 rows 450 cols 1132 entries
Finished phase 1 with 251 SingleSign rule and 158 generalized
[2026-05-27 18:55:10] [INFO ] Computed 53 invariants in 7 ms
Computed 53 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-9368825806371473131.kers
Total runtime 12 ms.
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :3592 after 5593
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-07 is UNSAT
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-09 is UNSAT
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-11 is UNSAT
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 272/380 variables, 16/17 constraints. Problems are: Problem set: 3 solved, 2 unsolved
Problem LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-01 is UNSAT
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
SDD proceeding with computation,5 properties remain. new max is 16384
At refinement iteration 3 (INCLUDED_ONLY) 0/380 variables, 6/23 constraints. Problems are: Problem set: 4 solved, 1 unsolved
SDD size :5593 after 12589
At refinement iteration 4 (INCLUDED_ONLY) 0/380 variables, 0/23 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/383 variables, 3/26 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/383 variables, 0/26 constraints. Problems are: Problem set: 4 solved, 1 unsolved
Problem LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-06 is UNSAT
FORMULA LeafsetExtension-PT-S08C2-ReachabilityFireability-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 461/871 variables, and 52 constraints, problems are : Problem set: 5 solved, 0 unsolved in 1042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/20 constraints, Generalized P Invariants (flows): 33/33 constraints, State Equation: 0/462 constraints, PredecessorRefiner: 5/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1296ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 4436 ms.

BK_STOP 1779908111451

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="LeafsetExtension-PT-S08C2"
export BK_EXAMINATION="ReachabilityFireability"
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 LeafsetExtension-PT-S08C2, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r162-smll-177961107900455"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S08C2.tgz
mv LeafsetExtension-PT-S08C2 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;