MCC'2026- Execution of r114-smll-177955740400199

About the Execution of ITS-Tools for Echo-PT-d04r03

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
510.691	8985.00	24888.00	75.60	TTFFFTTTTTTTTTFT	normal

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.r114-smll-177955740400199.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 Echo-PT-d04r03, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740400199
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 5.4K Mar 7 05:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K Mar 7 05:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 7 05:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K Mar 7 05:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 09:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Mar 7 05:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 215K Mar 7 05:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 7 05:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 7 05:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 530K 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 Echo-PT-d04r03-ReachabilityFireability-2024-00
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-01
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-02
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-03
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-04
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-05
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-06
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-07
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-08
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-09
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-10
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-11
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-12
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-13
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-14
FORMULA_NAME Echo-PT-d04r03-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779742175848

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Echo-PT-d04r03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 20:49:38] [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]
[2026-05-25 20:49:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 20:49:38] [INFO ] Load time of PNML (sax parser for PT used): 296 ms
[2026-05-25 20:49:38] [INFO ] Transformed 1019 places.
[2026-05-25 20:49:38] [INFO ] Transformed 850 transitions.
[2026-05-25 20:49:38] [INFO ] Found NUPN structural information;
[2026-05-25 20:49:38] [INFO ] Parsed PT model containing 1019 places and 850 transitions and 6340 arcs in 462 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (244 resets) in 3968 ms. (10 steps per ms) remains 2/16 properties
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-25 20:49:39] [INFO ] Flatten gal took : 515 ms
[2026-05-25 20:49:40] [INFO ] Flatten gal took : 243 ms
BEST_FIRST walk for 40004 steps (8 resets) in 1784 ms. (22 steps per ms) remains 1/2 properties
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2026-05-25 20:49:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9331984094144774120.gal : 166 ms
[2026-05-25 20:49:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7616728917866106338.prop : 2 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/ReachabilityCardinality9331984094144774120.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7616728917866106338.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 ...328
BEST_FIRST walk for 40004 steps (8 resets) in 1800 ms. (22 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality7616728917866106338.prop.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14192472855732360953.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16220494471995156679.kers'
[2026-05-25 20:49:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14192472855732360953.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16220494471995156679.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 850 rows 1019 cols 6340 entries
Finished phase 1 with 2 SingleSign rule and 504 generalized
[2026-05-25 20:49:41] [INFO ] Computed 513 invariants in 25 ms
Computed 513 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-16220494471995156679.kers
Total runtime 30 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 103/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 88/191 variables, 19/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/191 variables, 88/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 4/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 13/204 variables, 4/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/204 variables, 13/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/209 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/209 variables, 5/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/209 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/209 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 56
At refinement iteration 13 (OVERLAPS) 573/782 variables, 273/511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32
At refinement iteration 14 (INCLUDED_ONLY) 0/782 variables, 573/1084 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :56 after 328
At refinement iteration 15 (INCLUDED_ONLY) 0/782 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :328 after 363
At refinement iteration 16 (OVERLAPS) 47/829 variables, 37/1121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/829 variables, 47/1168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/829 variables, 0/1168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :363 after 427
At refinement iteration 19 (OVERLAPS) 190/1019 variables, 174/1342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1019 variables, 190/1532 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1019 variables, 0/1532 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 850/1869 variables, 1019/2551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :427 after 1400
At refinement iteration 23 (INCLUDED_ONLY) 0/1869 variables, 0/2551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1869 variables, 0/2551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1869/1869 variables, and 2551 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3056 ms.
Refiners :[Domain max(s): 1019/1019 constraints, Positive P Invariants (semi-flows): 61/61 constraints, Generalized P Invariants (flows): 452/452 constraints, State Equation: 1019/1019 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/103 variables, 103/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/103 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 88/191 variables, 19/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/191 variables, 88/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 4/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 13/204 variables, 4/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/204 variables, 13/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/204 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/209 variables, 1/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/209 variables, 5/237 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/209 variables, 1/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/209 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem Echo-PT-d04r03-ReachabilityFireability-2024-07 is UNSAT
FORMULA Echo-PT-d04r03-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 782/1869 variables, and 511 constraints, problems are : Problem set: 1 solved, 0 unsolved in 513 ms.
Refiners :[Domain max(s): 209/1019 constraints, Positive P Invariants (semi-flows): 24/61 constraints, Generalized P Invariants (flows): 278/452 constraints, State Equation: 0/1019 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3807ms problems are : Problem set: 1 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 6749 ms.

BK_STOP 1779742184833

--------------------
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="Echo-PT-d04r03"
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 Echo-PT-d04r03, 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 r114-smll-177955740400199"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d04r03.tgz
mv Echo-PT-d04r03 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 ;