Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r320-tall-171662351900027.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
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 r320-tall-171662351900027
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 640K
-rw-r--r-- 1 mcc users 7.5K Apr 13 03:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Apr 13 03:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Apr 13 03:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Apr 13 03:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 04:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Apr 13 04:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 03:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Apr 13 03:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 120K May 18 16:43 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 1716751794146

Invoking MCC driver with
BK_TOOL=greatspnxred
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
[2024-05-26 19:29:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-26 19:29:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 19:29:55] [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.
[2024-05-26 19:29:55] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-26 19:29:56] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 640 ms
[2024-05-26 19:29:56] [INFO ] Imported 30 HL places and 26 HL transitions for a total of 2998 PT places and 446.0 transition bindings in 20 ms.
[2024-05-26 19:29:56] [INFO ] Unfolded HLPN to a Petri net with 2998 places and 446 transitions 6489 arcs in 35 ms.
[2024-05-26 19:29:56] [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 (1207 resets) in 2195 ms. (18 steps per ms) remains 19/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 82 ms. (48 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 136 ms. (29 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 88 ms. (44 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 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 45 ms. (87 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 119 ms. (33 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 41 ms. (95 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 101 ms. (39 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 146 ms. (27 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 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 (8 resets) in 21 ms. (182 steps per ms) remains 19/19 properties
// Phase 1: matrix 446 rows 2998 cols
[2024-05-26 19:29:57] [INFO ] Computed 2553 invariants in 116 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
[2024-05-26 19:30:02] [INFO ] Deduced a trap composed of 9 places in 437 ms of which 54 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
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 5055 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
[2024-05-26 19:30:05] [INFO ] Deduced a trap composed of 9 places in 392 ms of which 12 ms to minimize.
[2024-05-26 19:30:06] [INFO ] Deduced a trap composed of 9 places in 324 ms of which 6 ms to minimize.
[2024-05-26 19:30:06] [INFO ] Deduced a trap composed of 9 places in 321 ms of which 7 ms to minimize.
[2024-05-26 19:30:06] [INFO ] Deduced a trap composed of 9 places in 311 ms of which 7 ms to minimize.
[2024-05-26 19:30:07] [INFO ] Deduced a trap composed of 9 places in 327 ms of which 6 ms to minimize.
[2024-05-26 19:30:07] [INFO ] Deduced a trap composed of 9 places in 314 ms of which 7 ms to minimize.
[2024-05-26 19:30:07] [INFO ] Deduced a trap composed of 9 places in 309 ms of which 6 ms to minimize.
[2024-05-26 19:30:08] [INFO ] Deduced a trap composed of 9 places in 291 ms of which 5 ms to minimize.
SMT process timed out in 11004ms, 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 61 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 73 ms. Remains : 2936/2998 places, 446/446 transitions.
RANDOM walk for 4000000 steps (121016 resets) in 73628 ms. (54 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (458 resets) in 1257 ms. (317 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (456 resets) in 1283 ms. (311 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (462 resets) in 1266 ms. (315 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (462 resets) in 1281 ms. (312 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (460 resets) in 1262 ms. (316 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (591 resets) in 1254 ms. (318 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (597 resets) in 814 ms. (490 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (576 resets) in 776 ms. (514 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (593 resets) in 766 ms. (521 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (604 resets) in 6833 ms. (58 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (579 resets) in 7009 ms. (57 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (583 resets) in 1350 ms. (296 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (601 resets) in 1290 ms. (309 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (580 resets) in 976 ms. (409 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (599 resets) in 6880 ms. (58 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (585 resets) in 967 ms. (413 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (596 resets) in 969 ms. (412 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (590 resets) in 966 ms. (413 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (224 resets) in 944 ms. (423 steps per ms) remains 18/19 properties
Finished probabilistic random walk after 110679 steps, run visited all 18 properties in 652 ms. (steps per millisecond=169 )
Probabilistic random walk after 110679 steps, saw 30163 distinct states, run finished after 659 ms. (steps per millisecond=167 ) 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 42149 ms.
ITS solved all properties within timeout

BK_STOP 1716751837512

--------------------
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="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
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 r320-tall-171662351900027"
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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;