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-174881267100472.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-22, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267100472
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K 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 45K 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 4.0K 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 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K 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 96K 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 104K 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 1748904044075

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-22
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:40:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:40:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:40:45] [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 22:40:45] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 22:40:46] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 644 ms
[2025-06-02 22:40:46] [INFO ] Imported 30 HL places and 26 HL transitions for a total of 1966 PT places and 356.0 transition bindings in 28 ms.
[2025-06-02 22:40:46] [INFO ] Unfolded HLPN to a Petri net with 1966 places and 356 transitions 4323 arcs in 41 ms.
[2025-06-02 22:40:46] [INFO ] Unfolded 26 HLPN properties in 1 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 (1483 resets) in 2155 ms. (18 steps per ms) remains 19/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 177 ms. (22 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 115 ms. (34 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 116 ms. (34 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (9 resets) in 25 ms. (154 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (11 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (9 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (9 resets) in 130 ms. (30 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (10 resets) in 100 ms. (39 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (10 resets) in 19 ms. (200 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (10 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (9 resets) in 51 ms. (76 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (10 resets) in 104 ms. (38 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (9 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (10 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (11 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 19/19 properties
// Phase 1: matrix 356 rows 1966 cols
[2025-06-02 22:40:47] [INFO ] Computed 1611 invariants in 81 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1869 variables, 1056/1056 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1869 variables, 0/1056 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 74/1943 variables, 4/1060 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1943 variables, 529/1589 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:51] [INFO ] Deduced a trap composed of 9 places in 381 ms of which 61 ms to minimize.
[2025-06-02 22:40:51] [INFO ] Deduced a trap composed of 9 places in 225 ms of which 4 ms to minimize.
[2025-06-02 22:40:52] [INFO ] Deduced a trap composed of 9 places in 245 ms of which 7 ms to minimize.
[2025-06-02 22:40:52] [INFO ] Deduced a trap composed of 9 places in 234 ms of which 4 ms to minimize.
[2025-06-02 22:40:52] [INFO ] Deduced a trap composed of 9 places in 206 ms of which 4 ms to minimize.
[2025-06-02 22:40:52] [INFO ] Deduced a trap composed of 9 places in 196 ms of which 4 ms to minimize.
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 Real declared 1943/2322 variables, and 1595 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5076 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1585/1607 constraints, State Equation: 0/1966 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1869 variables, 1056/1056 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1869 variables, 0/1056 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 74/1943 variables, 4/1060 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1943 variables, 529/1589 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1943 variables, 6/1595 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:55] [INFO ] Deduced a trap composed of 9 places in 328 ms of which 4 ms to minimize.
[2025-06-02 22:40:55] [INFO ] Deduced a trap composed of 9 places in 182 ms of which 4 ms to minimize.
[2025-06-02 22:40:55] [INFO ] Deduced a trap composed of 9 places in 187 ms of which 4 ms to minimize.
[2025-06-02 22:40:55] [INFO ] Deduced a trap composed of 9 places in 190 ms of which 4 ms to minimize.
[2025-06-02 22:40:55] [INFO ] Deduced a trap composed of 8 places in 204 ms of which 4 ms to minimize.
[2025-06-02 22:40:56] [INFO ] Deduced a trap composed of 9 places in 187 ms of which 4 ms to minimize.
[2025-06-02 22:40:56] [INFO ] Deduced a trap composed of 9 places in 186 ms of which 4 ms to minimize.
[2025-06-02 22:40:56] [INFO ] Deduced a trap composed of 9 places in 178 ms of which 4 ms to minimize.
[2025-06-02 22:40:56] [INFO ] Deduced a trap composed of 9 places in 173 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/1943 variables, 9/1604 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1943/2322 variables, and 1604 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1585/1607 constraints, State Equation: 0/1966 constraints, PredecessorRefiner: 0/19 constraints, Known Traps: 15/15 constraints]
After SMT, in 10740ms problems are : Problem set: 0 solved, 19 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1869 out of 1966 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1966/1966 places, 356/356 transitions.
Graph (complete) has 16044 edges and 1966 vertex of which 1916 are kept as prefixes of interest. Removing 50 places using SCC suffix rule.10 ms
Discarding 50 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 49 ms. Remains 1916 /1966 variables (removed 50) and now considering 356/356 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 1916/1966 places, 356/356 transitions.
RANDOM walk for 4000000 steps (148568 resets) in 70414 ms. (56 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (707 resets) in 1172 ms. (341 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (703 resets) in 1163 ms. (343 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (705 resets) in 1163 ms. (343 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (707 resets) in 1162 ms. (343 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (705 resets) in 1165 ms. (343 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (884 resets) in 714 ms. (559 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (896 resets) in 696 ms. (573 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (897 resets) in 681 ms. (586 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (901 resets) in 703 ms. (568 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (912 resets) in 5965 ms. (67 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (888 resets) in 5897 ms. (67 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (869 resets) in 1238 ms. (322 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (882 resets) in 1184 ms. (337 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (887 resets) in 920 ms. (434 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (889 resets) in 5807 ms. (68 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (876 resets) in 895 ms. (446 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (896 resets) in 876 ms. (456 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (885 resets) in 879 ms. (454 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (348 resets) in 849 ms. (470 steps per ms) remains 18/19 properties
Finished probabilistic random walk after 6846 steps, run visited all 18 properties in 185 ms. (steps per millisecond=37 )
Probabilistic random walk after 6846 steps, saw 6682 distinct states, run finished after 191 ms. (steps per millisecond=35 ) 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 40909 ms.
ITS solved all properties within timeout

BK_STOP 1748904086346

--------------------
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-22"
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-22, 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-174881267100472"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-COL-22.tgz
mv QuasiCertifProtocol-COL-22 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 ;