Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r168-tall-174881267100477.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is QuasiCertifProtocol-COL-28, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267100477
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K 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 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K 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 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 120K 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 1748904086060

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=QuasiCertifProtocol-COL-28
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:41:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:41:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:41:27] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-02 22:41:27] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 22:41:27] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 588 ms
[2025-06-02 22:41:28] [INFO ] Imported 30 HL places and 26 HL transitions for a total of 2998 PT places and 446.0 transition bindings in 20 ms.
[2025-06-02 22:41:28] [INFO ] Unfolded HLPN to a Petri net with 2998 places and 446 transitions 6489 arcs in 38 ms.
[2025-06-02 22:41:28] [INFO ] Unfolded 26 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
Reduction of identical properties reduced properties to check from 24 to 22
RANDOM walk for 40000 steps (1209 resets) in 2061 ms. (19 steps per ms) remains 19/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 163 ms. (24 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 161 ms. (24 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 117 ms. (33 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 123 ms. (32 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 785 ms. (5 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 166 ms. (23 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 81 ms. (48 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 145 ms. (27 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
// Phase 1: matrix 446 rows 2998 cols
[2025-06-02 22:41:29] [INFO ] Computed 2553 invariants in 118 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2877 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2877 variables, 0/1680 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 92/2969 variables, 4/1684 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2969 variables, 841/2525 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:41:34] [INFO ] Deduced a trap composed of 9 places in 566 ms of which 58 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 16.0)
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(s615 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2969/3444 variables, and 2526 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5054 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2521/2549 constraints, State Equation: 0/2998 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2877 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2877 variables, 0/1680 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 92/2969 variables, 4/1684 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2969 variables, 841/2525 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2969 variables, 1/2526 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:41:37] [INFO ] Deduced a trap composed of 9 places in 338 ms of which 7 ms to minimize.
[2025-06-02 22:41:37] [INFO ] Deduced a trap composed of 9 places in 340 ms of which 6 ms to minimize.
[2025-06-02 22:41:38] [INFO ] Deduced a trap composed of 9 places in 303 ms of which 7 ms to minimize.
[2025-06-02 22:41:38] [INFO ] Deduced a trap composed of 9 places in 316 ms of which 7 ms to minimize.
[2025-06-02 22:41:39] [INFO ] Deduced a trap composed of 9 places in 306 ms of which 6 ms to minimize.
[2025-06-02 22:41:39] [INFO ] Deduced a trap composed of 9 places in 339 ms of which 6 ms to minimize.
[2025-06-02 22:41:39] [INFO ] Deduced a trap composed of 9 places in 315 ms of which 6 ms to minimize.
[2025-06-02 22:41:40] [INFO ] Deduced a trap composed of 9 places in 306 ms of which 7 ms to minimize.
SMT process timed out in 10748ms, After SMT, problems are : Problem set: 0 solved, 19 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2877 out of 2998 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2998/2998 places, 446/446 transitions.
Graph (complete) has 30318 edges and 2998 vertex of which 2936 are kept as prefixes of interest. Removing 62 places using SCC suffix rule.15 ms
Discarding 62 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 65 ms. Remains 2936 /2998 variables (removed 62) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 2936/2998 places, 446/446 transitions.
RANDOM walk for 4000000 steps (121020 resets) in 79945 ms. (50 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (463 resets) in 1831 ms. (218 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (460 resets) in 1739 ms. (229 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (462 resets) in 1682 ms. (237 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (463 resets) in 1693 ms. (236 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (462 resets) in 1689 ms. (236 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (587 resets) in 1286 ms. (310 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (590 resets) in 787 ms. (507 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (587 resets) in 773 ms. (516 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (579 resets) in 988 ms. (404 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (596 resets) in 11464 ms. (34 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (588 resets) in 11779 ms. (33 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (579 resets) in 1780 ms. (224 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (577 resets) in 1777 ms. (224 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (594 resets) in 1442 ms. (277 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (565 resets) in 11863 ms. (33 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (580 resets) in 1316 ms. (303 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (603 resets) in 1257 ms. (317 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (593 resets) in 1283 ms. (311 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (224 resets) in 1279 ms. (312 steps per ms) remains 18/19 properties
Finished probabilistic random walk after 110679 steps, run visited all 18 properties in 554 ms. (steps per millisecond=199 )
Probabilistic random walk after 110679 steps, saw 30163 distinct states, run finished after 559 ms. (steps per millisecond=197 ) properties seen :18
Able to resolve query QuasiLiveness after proving 26 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 52280 ms.
ITS solved all properties within timeout

BK_STOP 1748904139636

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="QuasiCertifProtocol-COL-28"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 gold2024"
echo " Input is QuasiCertifProtocol-COL-28, 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 r168-tall-174881267100477"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-COL-28.tgz
mv QuasiCertifProtocol-COL-28 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 ;