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.r338-smll-178021499200223.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 ErlangenMainframeV2-PT-bP02C02, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499200223
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.2K May 27 09:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 27 09:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 27 09:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 27 10:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 27 10:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 27 10:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 12K May 27 09:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K May 27 09:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 27 09:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 27 09:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 67K May 26 18:17 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 ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-00
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-01
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-02
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-03
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-04
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-05
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-06
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-07
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-08
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-09
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-10
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-11
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-12
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-13
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-14
FORMULA_NAME ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1780371731056

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV2-PT-bP02C02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-06-02 03:42:13] [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]
[2026-06-02 03:42:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-02 03:42:13] [INFO ] Load time of PNML (sax parser for PT used): 125 ms
[2026-06-02 03:42:13] [INFO ] Transformed 199 places.
[2026-06-02 03:42:13] [INFO ] Transformed 259 transitions.
[2026-06-02 03:42:13] [INFO ] Found NUPN structural information;
[2026-06-02 03:42:13] [INFO ] Parsed PT model containing 199 places and 259 transitions and 872 arcs in 308 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 28 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (8 resets) in 2439 ms. (16 steps per ms) remains 5/16 properties
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-06-02 03:42:14] [INFO ] Flatten gal took : 141 ms
[2026-06-02 03:42:14] [INFO ] Flatten gal took : 90 ms
[2026-06-02 03:42:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7992272749474682756.gal : 54 ms
[2026-06-02 03:42:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5253111430434600712.prop : 16 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/ReachabilityCardinality7992272749474682756.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5253111430434600712.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

BEST_FIRST walk for 40004 steps (8 resets) in 1549 ms. (25 steps per ms) remains 4/5 properties
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5253111430434600712.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 553 ms. (72 steps per ms) remains 4/4 properties
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :7 after 15
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :15 after 96
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :96 after 105
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :105 after 245
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :245 after 568
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :568 after 12230
BEST_FIRST walk for 40004 steps (8 resets) in 862 ms. (46 steps per ms) remains 4/4 properties
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :12230 after 553919
BEST_FIRST walk for 40002 steps (8 resets) in 247 ms. (161 steps per ms) remains 3/4 properties
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :2.3787e+08 after 3.59376e+08
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9146896276962596238.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6660422212374056475.kers'
[2026-06-02 03:42:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9146896276962596238.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6660422212374056475.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 259 rows 199 cols 872 entries
Finished phase 1 with 184 SingleSign rule and 3 generalized
[2026-06-02 03:42:15] [INFO ] Computed 12 invariants in 1 ms
Computed 12 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6660422212374056475.kers
Total runtime 3 ms.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :3.59376e+08 after 3.64552e+08
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/112 variables, 112/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/112 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-02 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-03 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 71/183 variables, 9/121 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/183 variables, 71/192 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/183 variables, 0/192 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/199 variables, 3/195 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 16/211 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/211 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 259/458 variables, 199/410 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 0/410 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/458 variables, 0/410 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 458/458 variables, and 410 constraints, problems are : Problem set: 2 solved, 1 unsolved in 753 ms.
Refiners :[Domain max(s): 199/199 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 199/199 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 76/76 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/76 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Problem ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-09 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP02C02-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 178/458 variables, and 85 constraints, problems are : Problem set: 3 solved, 0 unsolved in 159 ms.
Refiners :[Domain max(s): 76/199 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 0/3 constraints, State Equation: 0/199 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1046ms problems are : Problem set: 3 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 3498 ms.

BK_STOP 1780371736851

--------------------
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="ErlangenMainframeV2-PT-bP02C02"
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 ErlangenMainframeV2-PT-bP02C02, 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 r338-smll-178021499200223"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP02C02.tgz
mv ErlangenMainframeV2-PT-bP02C02 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 ;