Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r077-tall-174860074400167.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 DLCround-PT-12b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r077-tall-174860074400167
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K 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 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.9M 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748645966563

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-12b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-05-30 22:59:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-30 22:59:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 22:59:28] [INFO ] Load time of PNML (sax parser for PT used): 326 ms
[2025-05-30 22:59:28] [INFO ] Transformed 4848 places.
[2025-05-30 22:59:28] [INFO ] Transformed 7836 transitions.
[2025-05-30 22:59:28] [INFO ] Found NUPN structural information;
[2025-05-30 22:59:28] [INFO ] Parsed PT model containing 4848 places and 7836 transitions and 22188 arcs in 677 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 4848/4848 places, 7836/7836 transitions.
Graph (trivial) has 4440 edges and 4848 vertex of which 792 / 4848 are part of one of the 56 SCC in 24 ms
Free SCC test removed 736 places
Ensure Unique test removed 766 transitions
Reduce isomorphic transitions removed 766 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1721 transitions
Trivial Post-agglo rules discarded 1721 transitions
Performed 1721 trivial Post agglomeration. Transition count delta: 1721
Iterating post reduction 0 with 1721 rules applied. Total rules applied 1722 place count 4112 transition count 5349
Reduce places removed 1721 places and 0 transitions.
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 1 with 1810 rules applied. Total rules applied 3532 place count 2391 transition count 5260
Reduce places removed 38 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 2 with 46 rules applied. Total rules applied 3578 place count 2353 transition count 5252
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 3582 place count 2349 transition count 5252
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 3582 place count 2349 transition count 5248
Deduced a syphon composed of 4 places in 82 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 3590 place count 2345 transition count 5248
Performed 1312 Post agglomeration using F-continuation condition.Transition count delta: 1312
Deduced a syphon composed of 1312 places in 2 ms
Reduce places removed 1312 places and 0 transitions.
Iterating global reduction 4 with 2624 rules applied. Total rules applied 6214 place count 1033 transition count 3936
Renaming transitions due to excessive name length > 1024 char.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -124
Deduced a syphon composed of 11 places in 2 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 4 with 22 rules applied. Total rules applied 6236 place count 1022 transition count 4060
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 6240 place count 1022 transition count 4056
Applied a total of 6240 rules in 620 ms. Remains 1022 /4848 variables (removed 3826) and now considering 4056/7836 (removed 3780) transitions.
[2025-05-30 22:59:29] [INFO ] Flow matrix only has 3936 transitions (discarded 120 similar events)
// Phase 1: matrix 3936 rows 1022 cols
[2025-05-30 22:59:29] [INFO ] Computed 277 invariants in 48 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:59:30] [INFO ] Implicit Places using invariants in 1168 ms returned []
[2025-05-30 22:59:30] [INFO ] Flow matrix only has 3936 transitions (discarded 120 similar events)
[2025-05-30 22:59:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 22:59:31] [INFO ] State equation strengthened by 327 read => feed constraints.
[2025-05-30 22:59:33] [INFO ] Implicit Places using invariants and state equation in 2904 ms returned []
Implicit Place search using SMT with State Equation took 4128 ms to find 0 implicit places.
Running 4048 sub problems to find dead transitions.
[2025-05-30 22:59:33] [INFO ] Flow matrix only has 3936 transitions (discarded 120 similar events)
[2025-05-30 22:59:33] [INFO ] Invariant cache hit.
[2025-05-30 22:59:33] [INFO ] State equation strengthened by 327 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1021 variables, 1021/1021 constraints. Problems are: Problem set: 0 solved, 4048 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1021/4958 variables, and 1021 constraints, problems are : Problem set: 0 solved, 4048 unsolved in 30096 ms.
Refiners :[Domain max(s): 1021/1022 constraints, Positive P Invariants (semi-flows): 0/277 constraints, State Equation: 0/1022 constraints, ReadFeed: 0/327 constraints, PredecessorRefiner: 4048/4048 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4048 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1021 variables, 1021/1021 constraints. Problems are: Problem set: 0 solved, 4048 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1021/4958 variables, and 1021 constraints, problems are : Problem set: 0 solved, 4048 unsolved in 30067 ms.
Refiners :[Domain max(s): 1021/1022 constraints, Positive P Invariants (semi-flows): 0/277 constraints, State Equation: 0/1022 constraints, ReadFeed: 0/327 constraints, PredecessorRefiner: 0/4048 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64099ms problems are : Problem set: 0 solved, 4048 unsolved
Search for dead transitions found 0 dead transitions in 64137ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1022/4848 places, 4056/7836 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 68931 ms. Remains : 1022/4848 places, 4056/7836 transitions.
Discarding 635 transitions out of 4056. Remains 3421
Initial state reduction rules removed 1 formulas.
[2025-05-30 23:00:39] [INFO ] Flatten gal took : 1087 ms
[2025-05-30 23:00:40] [INFO ] Flatten gal took : 601 ms
[2025-05-30 23:00:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9688322086978641055.gal : 275 ms
[2025-05-30 23:00:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16449174116222303775.prop : 40 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/ReachabilityCardinality9688322086978641055.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16449174116222303775.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16449174116222303775.prop.
RANDOM walk for 40000 steps (8 resets) in 15742 ms. (2 steps per ms) remains 1/3420 properties
BEST_FIRST walk for 40004 steps (8 resets) in 261 ms. (152 steps per ms) remains 1/1 properties
[2025-05-30 23:00:42] [INFO ] Flow matrix only has 3936 transitions (discarded 120 similar events)
[2025-05-30 23:00:42] [INFO ] Invariant cache hit.
[2025-05-30 23:00:42] [INFO ] State equation strengthened by 327 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 18/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1002/1022 variables, 275/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1022 variables, 1002/1299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1022 variables, 0/1299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3935/4957 variables, 1022/2321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/4957 variables, 326/2647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4957 variables, 0/2647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/4958 variables, 1/2648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4958 variables, 0/2648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/4958 variables, 0/2648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4958/4958 variables, and 2648 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1397 ms.
Refiners :[Domain max(s): 1022/1022 constraints, Positive P Invariants (semi-flows): 277/277 constraints, State Equation: 1022/1022 constraints, ReadFeed: 327/327 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 18/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1002/1022 variables, 275/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1022 variables, 1002/1299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1022 variables, 0/1299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3935/4957 variables, 1022/2321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4957 variables, 326/2647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4957 variables, 1/2648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4957 variables, 0/2648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/4958 variables, 1/2649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4958 variables, 0/2649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/4958 variables, 0/2649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4958/4958 variables, and 2649 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1763 ms.
Refiners :[Domain max(s): 1022/1022 constraints, Positive P Invariants (semi-flows): 277/277 constraints, State Equation: 1022/1022 constraints, ReadFeed: 327/327 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3198ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 205 steps, including 0 resets, run visited all 1 properties in 13 ms. (steps per millisecond=15 )
Parikh walk visited 1 properties in 18 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 3421 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 77458 ms.

BK_STOP 1748646045485

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DLCround-PT-12b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 DLCround-PT-12b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r077-tall-174860074400167"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-12b.tgz
mv DLCround-PT-12b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;