fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r002-tall-174853728900279
Last Updated
June 24, 2025

About the Execution of ITS-Tools for ARMCacheCoherence-PT-none

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 5177.00 0.00 0.00 TTTTFTFFFTFFTTTF normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728900279.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is ARMCacheCoherence-PT-none, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728900279
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 14M May 29 14:32 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 ARMCacheCoherence-PT-none-ReachabilityFireability-2025-00
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-01
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-02
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-03
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-04
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-05
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-06
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-07
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-08
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-09
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-10
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-11
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-12
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-13
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-14
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748566244393

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ARMCacheCoherence-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-30 00:50:45] [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]
[2025-05-30 00:50:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 00:50:46] [INFO ] Load time of PNML (sax parser for PT used): 682 ms
[2025-05-30 00:50:46] [INFO ] Transformed 87 places.
[2025-05-30 00:50:46] [INFO ] Transformed 33676 transitions.
[2025-05-30 00:50:46] [INFO ] Found NUPN structural information;
[2025-05-30 00:50:46] [INFO ] Parsed PT model containing 87 places and 33676 transitions and 246935 arcs in 894 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 45 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 32425 transitions
Reduce redundant transitions removed 32425 transitions.
Reduction of identical properties reduced properties to check from 16 to 15
[2025-05-30 00:50:47] [INFO ] Flatten gal took : 309 ms
[2025-05-30 00:50:47] [INFO ] Flatten gal took : 114 ms
[2025-05-30 00:50:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13173437493472450658.gal : 88 ms
[2025-05-30 00:50:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13498556697662213231.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13173437493472450658.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13498556697662213231.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (25 resets) in 3490 ms. (11 steps per ms) remains 7/15 properties
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 40004 steps (8 resets) in 701 ms. (56 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 7/7 properties
Loading property file /tmp/ReachabilityCardinality13498556697662213231.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 934 ms. (42 steps per ms) remains 7/7 properties
SDD proceeding with computation,15 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,15 properties remain. new max is 8
SDD size :6 after 13
SDD proceeding with computation,15 properties remain. new max is 16
SDD size :13 after 64
SDD proceeding with computation,15 properties remain. new max is 32
SDD size :64 after 111
SDD proceeding with computation,15 properties remain. new max is 64
SDD size :111 after 577
Reachability property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-12 is true.
BEST_FIRST walk for 40003 steps (11 resets) in 183 ms. (217 steps per ms) remains 6/7 properties
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :577 after 5023
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 6/6 properties
Reachability property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-02 is true.
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :5023 after 54961
BEST_FIRST walk for 40004 steps (18 resets) in 140 ms. (283 steps per ms) remains 6/6 properties
Invariant property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-15 does not hold.
Reachability property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-14 is true.
Invariant property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-08 does not hold.
Invariant property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-07 does not hold.
BEST_FIRST walk for 40003 steps (8 resets) in 243 ms. (163 steps per ms) remains 6/6 properties
[2025-05-30 00:50:48] [INFO ] Flow matrix only has 500 transitions (discarded 751 similar events)
Reachability property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-01 is true.
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :54961 after 170641
// Phase 1: matrix 500 rows 87 cols
[2025-05-30 00:50:48] [INFO ] Computed 12 invariants in 19 ms
[2025-05-30 00:50:48] [INFO ] State equation strengthened by 181 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property ARMCacheCoherence-PT-none-ReachabilityFireability-2025-05 is true.
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :170641 after 373321
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :373321 after 982081
Problem ARMCacheCoherence-PT-none-ReachabilityFireability-2025-04 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 23/23 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/23 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Problem ARMCacheCoherence-PT-none-ReachabilityFireability-2025-11 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 55/78 variables, 8/31 constraints. Problems are: Problem set: 2 solved, 4 unsolved
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :982081 after 1.41432e+06
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 55/86 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/86 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 9/87 variables, 4/90 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/87 variables, 9/99 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/87 variables, 0/99 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 499/586 variables, 87/186 constraints. Problems are: Problem set: 2 solved, 4 unsolved
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :1.41432e+06 after 1.62768e+06
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 180/366 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/366 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 1/587 variables, 1/367 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/587 variables, 0/367 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/587 variables, 0/367 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 587/587 variables, and 367 constraints, problems are : Problem set: 2 solved, 4 unsolved in 811 ms.
Refiners :[Domain max(s): 87/87 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 87/87 constraints, ReadFeed: 181/181 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Problem ARMCacheCoherence-PT-none-ReachabilityFireability-2025-00 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem ARMCacheCoherence-PT-none-ReachabilityFireability-2025-03 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem ARMCacheCoherence-PT-none-ReachabilityFireability-2025-09 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem ARMCacheCoherence-PT-none-ReachabilityFireability-2025-13 is UNSAT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-2025-13 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 78/587 variables, and 30 constraints, problems are : Problem set: 6 solved, 0 unsolved in 73 ms.
Refiners :[Domain max(s): 22/87 constraints, Positive P Invariants (semi-flows): 8/12 constraints, State Equation: 0/87 constraints, ReadFeed: 0/181 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1064ms problems are : Problem set: 6 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 3917 ms.

BK_STOP 1748566249570

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="ARMCacheCoherence-PT-none"
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 2-5832"
echo " Executing tool itstools"
echo " Input is ARMCacheCoherence-PT-none, 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 r002-tall-174853728900279"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ARMCacheCoherence-PT-none.tgz
mv ARMCacheCoherence-PT-none 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 ;