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-174881267100467.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-18, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267100467
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K 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 93K 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 1748904003079

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-18
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:40:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:40:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:40:04] [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 22:40:04] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 22:40:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 601 ms
[2025-06-02 22:40:05] [INFO ] Imported 30 HL places and 26 HL transitions for a total of 1398 PT places and 296.0 transition bindings in 19 ms.
[2025-06-02 22:40:05] [INFO ] Unfolded HLPN to a Petri net with 1398 places and 296 transitions 3119 arcs in 30 ms.
[2025-06-02 22:40:05] [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 (1762 resets) in 2010 ms. (19 steps per ms) remains 19/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 278 ms. (14 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 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 (12 resets) in 56 ms. (70 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (12 resets) in 38 ms. (102 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (11 resets) in 22 ms. (174 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (12 resets) in 20 ms. (190 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (12 resets) in 69 ms. (57 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (10 resets) in 58 ms. (67 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (11 resets) in 28 ms. (138 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (11 resets) in 25 ms. (153 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (12 resets) in 80 ms. (49 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (12 resets) in 236 ms. (16 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (13 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (11 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (10 resets) in 24 ms. (160 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
// Phase 1: matrix 296 rows 1398 cols
[2025-06-02 22:40:06] [INFO ] Computed 1103 invariants in 63 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1317 variables, 720/720 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1317 variables, 0/720 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 62/1379 variables, 4/724 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1379 variables, 361/1085 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:09] [INFO ] Deduced a trap composed of 9 places in 247 ms of which 33 ms to minimize.
[2025-06-02 22:40:09] [INFO ] Deduced a trap composed of 8 places in 163 ms of which 4 ms to minimize.
[2025-06-02 22:40:09] [INFO ] Deduced a trap composed of 9 places in 151 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1379 variables, 3/1088 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:10] [INFO ] Deduced a trap composed of 9 places in 135 ms of which 3 ms to minimize.
[2025-06-02 22:40:10] [INFO ] Deduced a trap composed of 9 places in 136 ms of which 3 ms to minimize.
[2025-06-02 22:40:10] [INFO ] Deduced a trap composed of 9 places in 128 ms of which 3 ms to minimize.
[2025-06-02 22:40:10] [INFO ] Deduced a trap composed of 9 places in 126 ms of which 4 ms to minimize.
[2025-06-02 22:40:10] [INFO ] Deduced a trap composed of 9 places in 127 ms of which 3 ms to minimize.
[2025-06-02 22:40:11] [INFO ] Deduced a trap composed of 9 places in 135 ms of which 3 ms to minimize.
[2025-06-02 22:40:11] [INFO ] Deduced a trap composed of 9 places in 133 ms of which 3 ms to minimize.
[2025-06-02 22:40:11] [INFO ] Deduced a trap composed of 9 places in 135 ms of which 4 ms to minimize.
[2025-06-02 22:40:11] [INFO ] Deduced a trap composed of 9 places in 137 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1379/1694 variables, and 1097 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5044 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1081/1099 constraints, State Equation: 0/1398 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1317 variables, 720/720 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1317 variables, 0/720 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 62/1379 variables, 4/724 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1379 variables, 361/1085 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1379 variables, 12/1097 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:12] [INFO ] Deduced a trap composed of 9 places in 137 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/1379 variables, 1/1098 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:13] [INFO ] Deduced a trap composed of 8 places in 124 ms of which 3 ms to minimize.
[2025-06-02 22:40:13] [INFO ] Deduced a trap composed of 9 places in 129 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/1379 variables, 2/1100 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-06-02 22:40:14] [INFO ] Deduced a trap composed of 9 places in 133 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1379 variables, 1/1101 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1379 variables, 0/1101 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 19/1398 variables, 18/1119 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1398 variables, 0/1119 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (OVERLAPS) 296/1694 variables, 1398/2517 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1694/1694 variables, and 2536 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5037 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1099/1099 constraints, State Equation: 1398/1398 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 16/16 constraints]
After SMT, in 10455ms problems are : Problem set: 0 solved, 19 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1317 out of 1398 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1398/1398 places, 296/296 transitions.
Graph (complete) has 9608 edges and 1398 vertex of which 1356 are kept as prefixes of interest. Removing 42 places using SCC suffix rule.7 ms
Discarding 42 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 42 ms. Remains 1356 /1398 variables (removed 42) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 1356/1398 places, 296/296 transitions.
RANDOM walk for 4000000 steps (176753 resets) in 54508 ms. (73 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (960 resets) in 958 ms. (417 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (963 resets) in 956 ms. (417 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (974 resets) in 960 ms. (416 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (965 resets) in 970 ms. (411 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (973 resets) in 995 ms. (401 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1292 resets) in 694 ms. (575 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1276 resets) in 714 ms. (559 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1270 resets) in 707 ms. (564 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1281 resets) in 688 ms. (580 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (1290 resets) in 3450 ms. (115 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1293 resets) in 3519 ms. (113 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1262 resets) in 1035 ms. (386 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1284 resets) in 1001 ms. (399 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (1289 resets) in 821 ms. (486 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (1308 resets) in 3396 ms. (117 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1289 resets) in 861 ms. (464 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1289 resets) in 815 ms. (490 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (1309 resets) in 823 ms. (485 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (504 resets) in 778 ms. (513 steps per ms) remains 18/19 properties
Finished probabilistic random walk after 4746 steps, run visited all 18 properties in 107 ms. (steps per millisecond=44 )
Probabilistic random walk after 4746 steps, saw 4610 distinct states, run finished after 112 ms. (steps per millisecond=42 ) 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 32765 ms.
ITS solved all properties within timeout

BK_STOP 1748904037210

--------------------
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-18"
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-18, 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-174881267100467"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-COL-18.tgz
mv QuasiCertifProtocol-COL-18 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 ;