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.r018-smll-177946788100287.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 BART-PT-060, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788100287
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 130M
-rw-r--r-- 1 mcc users 4.3M Mar 5 10:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16M Mar 5 10:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6M Mar 5 10:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 21M Mar 5 10:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 1.9M Mar 15 07:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 4.8M Mar 15 07:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Mar 15 07:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 4.1M Mar 15 07:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.2M Mar 5 10:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22M Mar 5 10:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2M Mar 5 10:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21M Mar 5 10:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 331K Mar 15 07:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 666K Mar 15 07:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 15M 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 BART-PT-060-ReachabilityFireability-2024-00
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-01
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-02
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-03
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-04
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-05
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-06
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-07
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-08
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-09
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-10
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-11
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-12
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-13
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-14
FORMULA_NAME BART-PT-060-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779563435457

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-PT-060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-23 19:10:37] [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]
[2026-05-23 19:10:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 19:10:38] [INFO ] Load time of PNML (sax parser for PT used): 1094 ms
[2026-05-23 19:10:38] [INFO ] Transformed 8130 places.
[2026-05-23 19:10:38] [INFO ] Transformed 12120 transitions.
[2026-05-23 19:10:38] [INFO ] Found NUPN structural information;
[2026-05-23 19:10:38] [INFO ] Parsed PT model containing 8130 places and 12120 transitions and 97200 arcs in 1388 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 833 ms.
Reduction of identical properties reduced properties to check from 16 to 14
Working with output stream class java.io.PrintStream
Reduce places removed 210 places and 0 transitions.
FORMULA BART-PT-060-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 5313 ms. (7 steps per ms) remains 5/12 properties
FORMULA BART-PT-060-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-23 19:10:43] [INFO ] Flatten gal took : 1065 ms
[2026-05-23 19:10:43] [INFO ] Flatten gal took : 393 ms
[2026-05-23 19:10:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6777233701684654034.gal : 403 ms
[2026-05-23 19:10:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14887813945147592673.prop : 145 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/ReachabilityCardinality6777233701684654034.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14887813945147592673.prop' '--nowitness' '--gen-order' 'FOLLOW'

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/ReachabilityCardinality14887813945147592673.prop.
BEST_FIRST walk for 12648 steps (0 resets) in 21306 ms. (0 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 638 ms. (62 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 166 ms. (239 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 930 ms. (42 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 275 ms. (144 steps per ms) remains 5/5 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11302010670349476101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9509465796759444564.kers'
[2026-05-23 19:10:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11302010670349476101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9509465796759444564.kers]
Culled 0 columns in 8 ms.
// Phase 1: matrix 12120 rows 7920 cols 24240 entries
Finished phase 1 with 7860 SingleSign rule and 0 generalized
[2026-05-23 19:10:48] [INFO ] Computed 60 invariants in 71 ms
Computed 60 P flows in 73 ms.
Exported basis to /tmp/petrispot-output-9509465796759444564.kers
Total runtime 84 ms.
Excessive predecessor constraint size, skipping predecessor.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/7920 variables, 7920/7920 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SMT process timed out in 5560ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7920 out of 7920 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 7920/7920 places, 12120/12120 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2100 transitions
Redundant transition composition rules discarded 2100 transitions
Iterating global reduction 0 with 2100 rules applied. Total rules applied 2100 place count 7920 transition count 10020
Applied a total of 2100 rules in 521 ms. Remains 7920 /7920 variables (removed 0) and now considering 10020/12120 (removed 2100) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 538 ms. Remains : 7920/7920 places, 10020/12120 transitions.
RANDOM walk for 40000 steps (8 resets) in 2946 ms. (13 steps per ms) remains 3/5 properties
FORMULA BART-PT-060-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 210 ms. (189 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 225 ms. (177 steps per ms) remains 3/3 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17938242154703925483.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13461278898049902582.kers'
[2026-05-23 19:10:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17938242154703925483.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13461278898049902582.kers]
Culled 0 columns in 8 ms.
// Phase 1: matrix 10020 rows 7920 cols 20040 entries
Finished phase 1 with 7860 SingleSign rule and 0 generalized
[2026-05-23 19:10:56] [INFO ] Computed 60 invariants in 68 ms
Computed 60 P flows in 68 ms.
Exported basis to /tmp/petrispot-output-13461278898049902582.kers
Total runtime 76 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 125/125 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 6475/6600 variables, 50/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6600 variables, 6475/6650 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6600 variables, 0/6650 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8350/14950 variables, 6600/13250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14950 variables, 0/13250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/14950 variables, 0/13250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14950/17940 variables, and 13250 constraints, problems are : Problem set: 0 solved, 3 unsolved in 10035 ms.
Refiners :[Domain max(s): 6600/7920 constraints, Positive P Invariants (semi-flows): 50/60 constraints, State Equation: 6600/7920 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 125/125 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 6475/6600 variables, 50/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6600 variables, 6475/6650 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6600 variables, 0/6650 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8350/14950 variables, 6600/13250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14950 variables, 0/13250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/14950 variables, 0/13250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14950/17940 variables, and 13250 constraints, problems are : Problem set: 0 solved, 3 unsolved in 18095 ms.
Refiners :[Domain max(s): 6600/7920 constraints, Positive P Invariants (semi-flows): 50/60 constraints, State Equation: 6600/7920 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28350ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA BART-PT-060-ReachabilityFireability-2024-10 TRUE TECHNIQUES PARIKH_WALK
FORMULA BART-PT-060-ReachabilityFireability-2024-13 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 792 steps, including 0 resets, run visited all 1 properties in 10 ms. (steps per millisecond=79 )
FORMULA BART-PT-060-ReachabilityFireability-2024-14 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 2555 ms.
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 49443 ms.

BK_STOP 1779563486967

--------------------
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="BART-PT-060"
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 BART-PT-060, 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 r018-smll-177946788100287"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-060.tgz
mv BART-PT-060 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 ;