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.r078-tall-171620514800052.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 CANConstruction-PT-100, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-171620514800052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 8.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K Apr 22 14:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 15M May 18 16:42 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 1716270986278

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANConstruction-PT-100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 05:56:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-21 05:56:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 05:56:28] [INFO ] Load time of PNML (sax parser for PT used): 831 ms
[2024-05-21 05:56:28] [INFO ] Transformed 21202 places.
[2024-05-21 05:56:28] [INFO ] Transformed 40800 transitions.
[2024-05-21 05:56:28] [INFO ] Parsed PT model containing 21202 places and 40800 transitions and 122000 arcs in 1055 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 21202/21202 places, 40800/40800 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 700 rules applied. Total rules applied 700 place count 21202 transition count 40100
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1400 place count 20502 transition count 40100
Performed 10000 Post agglomeration using F-continuation condition.Transition count delta: 10000
Deduced a syphon composed of 10000 places in 64 ms
Reduce places removed 10000 places and 0 transitions.
Iterating global reduction 2 with 20000 rules applied. Total rules applied 21400 place count 10502 transition count 30100
Applied a total of 21400 rules in 5410 ms. Remains 10502 /21202 variables (removed 10700) and now considering 30100/40800 (removed 10700) transitions.
// Phase 1: matrix 30100 rows 10502 cols
[2024-05-21 05:56:34] [INFO ] Computed 201 invariants in 432 ms
[2024-05-21 05:56:46] [INFO ] Implicit Places using invariants in 12103 ms returned [5, 11, 17, 23, 29, 35, 41, 47, 53, 59, 65, 71, 77, 83, 89, 95, 101, 107, 113, 119, 125, 131, 137, 143, 149, 155, 161, 167, 173, 179, 185, 191, 197, 203, 209, 215, 221, 227, 233, 239, 245, 251, 257, 263, 269, 275, 281, 287, 293, 299, 305, 311, 317, 323, 329, 335, 341, 347, 353, 359, 365, 371, 377, 383, 389, 395, 401, 407, 413, 419, 425, 431, 437, 443, 449, 455, 461, 467, 473, 479, 485, 491, 497, 503, 509, 515, 521, 527, 533, 539, 545, 551, 557, 563, 569, 575, 581, 587, 593, 599]
Discarding 100 places :
Implicit Place search using SMT only with invariants took 12223 ms to find 100 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 10402/21202 places, 30100/40800 transitions.
Performed 200 Post agglomeration using F-continuation condition.Transition count delta: 200
Deduced a syphon composed of 200 places in 14 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 0 with 400 rules applied. Total rules applied 400 place count 10202 transition count 29900
Applied a total of 400 rules in 1042 ms. Remains 10202 /10402 variables (removed 200) and now considering 29900/30100 (removed 200) transitions.
// Phase 1: matrix 29900 rows 10202 cols
[2024-05-21 05:56:49] [INFO ] Computed 101 invariants in 2122 ms
[2024-05-21 05:56:59] [INFO ] Implicit Places using invariants in 12335 ms returned []
Implicit Place search using SMT only with invariants took 12338 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 10202/21202 places, 29900/40800 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 31044 ms. Remains : 10202/21202 places, 29900/40800 transitions.
Discarding 9900 transitions out of 29900. Remains 20000
Initial state reduction rules removed 100 formulas.
RANDOM walk for 40000 steps (79 resets) in 6847 ms. (5 steps per ms) remains 4526/19900 properties
BEST_FIRST walk for 124 steps (0 resets) in 40 ms. (3 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 31 ms. (3 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 16 ms. (7 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 25 ms. (4 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 20 ms. (5 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 4526/4526 properties
[2024-05-21 05:57:02] [INFO ] Invariant cache hit.
[2024-05-21 05:57:04] [INFO ] State equation strengthened by 29800 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s3 1.0)
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(s2530 timeout
1.0)
(s2533 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4464/40102 variables, and 0 constraints, problems are : Problem set: 0 solved, 4526 unsolved in 5112 ms.
Refiners :[Positive P Invariants (semi-flows): 0/101 constraints, State Equation: 0/10202 constraints, ReadFeed: 0/29800 constraints, PredecessorRefiner: 4526/4526 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4526 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4464/40102 variables, and 0 constraints, problems are : Problem set: 0 solved, 4526 unsolved in 5071 ms.
Refiners :[Positive P Invariants (semi-flows): 0/101 constraints, State Equation: 0/10202 constraints, ReadFeed: 0/29800 constraints, PredecessorRefiner: 0/4526 constraints, Known Traps: 0/0 constraints]
After SMT, in 35266ms problems are : Problem set: 0 solved, 4526 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4464 out of 10202 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10202/10202 places, 29900/29900 transitions.
Applied a total of 0 rules in 116200 ms. Remains 10202 /10202 variables (removed 0) and now considering 29900/29900 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116204 ms. Remains : 10202/10202 places, 29900/29900 transitions.
RANDOM walk for 897345 steps (1805 resets) in 101608 ms. (8 steps per ms) remains 0/4526 properties
Able to resolve query QuasiLiveness after proving 20000 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 214323 ms.
ITS solved all properties within timeout

BK_STOP 1716271201808

--------------------
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="CANConstruction-PT-100"
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 CANConstruction-PT-100, 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 r078-tall-171620514800052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-100.tgz
mv CANConstruction-PT-100 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 ;