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.r488-tall-171631133000581.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 ltsminxred
Input is DoubleExponent-PT-200, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r488-tall-171631133000581
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 15:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:25 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 3.5M 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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-00
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-01
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-02
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-03
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-04
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-05
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-06
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-07
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-08
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-09
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-10
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-11
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-12
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-13
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-14
FORMULA_NAME DoubleExponent-PT-200-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717199082163

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleExponent-PT-200
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 23:44:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-31 23:44:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 23:44:43] [INFO ] Load time of PNML (sax parser for PT used): 334 ms
[2024-05-31 23:44:43] [INFO ] Transformed 10604 places.
[2024-05-31 23:44:43] [INFO ] Transformed 9998 transitions.
[2024-05-31 23:44:43] [INFO ] Parsed PT model containing 10604 places and 9998 transitions and 28194 arcs in 487 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 9998 rows 10604 cols
[2024-05-31 23:44:47] [INFO ] Invariants computation overflowed in 351 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (327 resets) in 66 ms. (149 steps per ms)
BEST_FIRST walk for 160005 steps (4575 resets) in 881 ms. (181 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 9998 rows 10604 cols
[2024-05-31 23:44:48] [INFO ] Invariants computation overflowed in 248 ms
[2024-05-31 23:44:52] [INFO ] [Real]Absence check using state equation in 1604 ms returned sat
[2024-05-31 23:44:53] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 578 ms.
[2024-05-31 23:44:53] [INFO ] Added : 0 causal constraints over 0 iterations in 1267 ms. Result :sat
[2024-05-31 23:44:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 23:44:56] [INFO ] [Nat]Absence check using state equation in 1597 ms returned sat
[2024-05-31 23:44:57] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 548 ms.
[2024-05-31 23:44:58] [INFO ] Added : 0 causal constraints over 0 iterations in 1173 ms. Result :sat
Minimization took 736 ms.
[2024-05-31 23:45:01] [INFO ] [Real]Absence check using state equation in 1532 ms returned sat
[2024-05-31 23:45:02] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 571 ms.
[2024-05-31 23:45:03] [INFO ] Added : 0 causal constraints over 0 iterations in 1202 ms. Result :sat
Minimization took 480 ms.
[2024-05-31 23:45:06] [INFO ] [Real]Absence check using state equation in 1527 ms returned sat
[2024-05-31 23:45:07] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 545 ms.
[2024-05-31 23:45:08] [INFO ] Added : 0 causal constraints over 0 iterations in 1203 ms. Result :sat
Minimization took 377 ms.
[2024-05-31 23:45:11] [INFO ] [Real]Absence check using state equation in 1472 ms returned sat
[2024-05-31 23:45:12] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 440 ms.
[2024-05-31 23:45:13] [INFO ] Added : 0 causal constraints over 0 iterations in 1071 ms. Result :sat
Minimization took 491 ms.
[2024-05-31 23:45:16] [INFO ] [Real]Absence check using state equation in 1494 ms returned sat
[2024-05-31 23:45:17] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 464 ms.
[2024-05-31 23:45:18] [INFO ] Added : 0 causal constraints over 0 iterations in 1091 ms. Result :sat
Minimization took 626 ms.
[2024-05-31 23:45:21] [INFO ] [Real]Absence check using state equation in 1504 ms returned sat
[2024-05-31 23:45:22] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 476 ms.
[2024-05-31 23:45:23] [INFO ] Added : 0 causal constraints over 0 iterations in 1106 ms. Result :sat
Minimization took 603 ms.
[2024-05-31 23:45:26] [INFO ] [Real]Absence check using state equation in 1530 ms returned sat
[2024-05-31 23:45:27] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 465 ms.
[2024-05-31 23:45:28] [INFO ] Added : 0 causal constraints over 0 iterations in 1101 ms. Result :sat
Minimization took 556 ms.
[2024-05-31 23:45:31] [INFO ] [Real]Absence check using state equation in 1471 ms returned sat
[2024-05-31 23:45:32] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 470 ms.
[2024-05-31 23:45:33] [INFO ] Added : 0 causal constraints over 0 iterations in 1119 ms. Result :sat
Minimization took 585 ms.
[2024-05-31 23:45:36] [INFO ] [Real]Absence check using state equation in 1442 ms returned sat
[2024-05-31 23:45:37] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 491 ms.
[2024-05-31 23:45:38] [INFO ] Added : 0 causal constraints over 0 iterations in 1124 ms. Result :sat
Minimization took 632 ms.
[2024-05-31 23:45:41] [INFO ] [Real]Absence check using state equation in 1475 ms returned sat
[2024-05-31 23:45:42] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 457 ms.
[2024-05-31 23:45:43] [INFO ] Added : 0 causal constraints over 0 iterations in 1067 ms. Result :sat
Minimization took 698 ms.
[2024-05-31 23:45:46] [INFO ] [Real]Absence check using state equation in 1442 ms returned sat
[2024-05-31 23:45:47] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 450 ms.
[2024-05-31 23:45:48] [INFO ] Added : 0 causal constraints over 0 iterations in 1062 ms. Result :sat
Minimization took 710 ms.
[2024-05-31 23:45:51] [INFO ] [Real]Absence check using state equation in 1456 ms returned sat
[2024-05-31 23:45:52] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 448 ms.
[2024-05-31 23:45:53] [INFO ] Added : 0 causal constraints over 0 iterations in 1075 ms. Result :sat
Minimization took 653 ms.
[2024-05-31 23:45:56] [INFO ] [Real]Absence check using state equation in 1447 ms returned sat
[2024-05-31 23:45:57] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 450 ms.
[2024-05-31 23:45:58] [INFO ] Added : 0 causal constraints over 0 iterations in 1060 ms. Result :sat
Minimization took 707 ms.
[2024-05-31 23:46:01] [INFO ] [Real]Absence check using state equation in 1474 ms returned sat
[2024-05-31 23:46:02] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 454 ms.
[2024-05-31 23:46:03] [INFO ] Added : 0 causal constraints over 0 iterations in 1097 ms. Result :sat
Minimization took 666 ms.
[2024-05-31 23:46:06] [INFO ] [Real]Absence check using state equation in 1443 ms returned sat
[2024-05-31 23:46:07] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 453 ms.
[2024-05-31 23:46:08] [INFO ] Added : 0 causal constraints over 0 iterations in 1057 ms. Result :sat
Minimization took 697 ms.
[2024-05-31 23:46:11] [INFO ] [Real]Absence check using state equation in 1453 ms returned sat
[2024-05-31 23:46:12] [INFO ] Computed and/alt/rep : 9997/19393/9997 causal constraints (skipped 0 transitions) in 433 ms.
[2024-05-31 23:46:13] [INFO ] Added : 0 causal constraints over 0 iterations in 1027 ms. Result :sat
Minimization took 711 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 16 out of 10604 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10604/10604 places, 9998/9998 transitions.
Graph (complete) has 18196 edges and 10604 vertex of which 10598 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.23 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2377 transitions
Trivial Post-agglo rules discarded 2377 transitions
Performed 2377 trivial Post agglomeration. Transition count delta: 2377
Iterating post reduction 0 with 2380 rules applied. Total rules applied 2381 place count 10597 transition count 7619
Reduce places removed 2377 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 1 with 2386 rules applied. Total rules applied 4767 place count 8220 transition count 7610
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 4776 place count 8211 transition count 7610
Performed 403 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 403 Pre rules applied. Total rules applied 4776 place count 8211 transition count 7207
Deduced a syphon composed of 403 places in 711 ms
Reduce places removed 403 places and 0 transitions.
Iterating global reduction 3 with 806 rules applied. Total rules applied 5582 place count 7808 transition count 7207
Performed 1800 Post agglomeration using F-continuation condition.Transition count delta: 1800
Deduced a syphon composed of 1800 places in 286 ms
Reduce places removed 1800 places and 0 transitions.
Iterating global reduction 3 with 3600 rules applied. Total rules applied 9182 place count 6008 transition count 5407
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 260 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 9384 place count 5907 transition count 5407
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 222 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 9586 place count 5806 transition count 5407
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 214 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 9788 place count 5705 transition count 5407
Performed 95 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 95 places in 210 ms
Reduce places removed 95 places and 0 transitions.
Iterating global reduction 3 with 190 rules applied. Total rules applied 9978 place count 5610 transition count 5407
Free-agglomeration rule (complex) applied 799 times.
Iterating global reduction 3 with 799 rules applied. Total rules applied 10777 place count 5610 transition count 4608
Reduce places removed 799 places and 0 transitions.
Iterating post reduction 3 with 799 rules applied. Total rules applied 11576 place count 4811 transition count 4608
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 800 times.
Drop transitions (Partial Free agglomeration) removed 800 transitions
Iterating global reduction 4 with 800 rules applied. Total rules applied 12376 place count 4811 transition count 4608
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 12377 place count 4810 transition count 4607
Applied a total of 12377 rules in 7919 ms. Remains 4810 /10604 variables (removed 5794) and now considering 4607/9998 (removed 5391) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7938 ms. Remains : 4810/10604 places, 4607/9998 transitions.
Found an invariant !
This invariant on transitions {276=1, 386=1, 411=1, 1239=1, 1258=1, 1981=1, 2868=1, 4046=1, 4571=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 3 ms.

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -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="DoubleExponent-PT-200"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 ltsminxred"
echo " Input is DoubleExponent-PT-200, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r488-tall-171631133000581"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-200.tgz
mv DoubleExponent-PT-200 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;