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.r504-tall-171649612600365.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)
..............................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is LeafsetExtension-PT-S32C2, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r504-tall-171649612600365
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 15K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.4K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Apr 12 13:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Apr 12 13:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Apr 12 13:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 12 13:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Apr 22 14:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 3.4M 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 LeafsetExtension-PT-S32C2-UpperBounds-00
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-01
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-02
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-03
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-04
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-05
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-06
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-07
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-08
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-09
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-10
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-11
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-12
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-13
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-14
FORMULA_NAME LeafsetExtension-PT-S32C2-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717228565245

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LeafsetExtension-PT-S32C2
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 07:56:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 07:56:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 07:56:06] [INFO ] Load time of PNML (sax parser for PT used): 284 ms
[2024-06-01 07:56:06] [INFO ] Transformed 5622 places.
[2024-06-01 07:56:06] [INFO ] Transformed 5449 transitions.
[2024-06-01 07:56:06] [INFO ] Parsed PT model containing 5622 places and 5449 transitions and 17500 arcs in 423 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 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 5449 rows 5622 cols
[2024-06-01 07:56:07] [INFO ] Computed 173 invariants in 405 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:[1, +inf, 1, 1, 1, 1, +inf, +inf, 1, 1, 1, 1, 1, 1, 1, +inf]
RANDOM walk for 10000 steps (549 resets) in 90 ms. (109 steps per ms)
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60005 steps (271 resets) in 103 ms. (576 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 0, 1, 0] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 07:56:07] [INFO ] Invariant cache hit.
[2024-06-01 07:56:08] [INFO ] [Real]Absence check using 35 positive place invariants in 83 ms returned sat
[2024-06-01 07:56:08] [INFO ] [Real]Absence check using 35 positive and 138 generalized place invariants in 179 ms returned sat
[2024-06-01 07:56:11] [INFO ] [Real]Absence check using state equation in 2543 ms returned sat
[2024-06-01 07:56:11] [INFO ] Computed and/alt/rep : 5346/7458/5346 causal constraints (skipped 70 transitions) in 308 ms.
[2024-06-01 07:56:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 07:56:13] [INFO ] [Nat]Absence check using 35 positive place invariants in 83 ms returned sat
[2024-06-01 07:56:13] [INFO ] [Nat]Absence check using 35 positive and 138 generalized place invariants in 158 ms returned sat
[2024-06-01 07:56:15] [INFO ] [Nat]Absence check using state equation in 2351 ms returned sat
[2024-06-01 07:56:16] [INFO ] Computed and/alt/rep : 5346/7458/5346 causal constraints (skipped 70 transitions) in 251 ms.
[2024-06-01 07:56:16] [INFO ] Added : 6 causal constraints over 2 iterations in 1005 ms. Result :sat
Minimization took 732 ms.
[2024-06-01 07:56:18] [INFO ] [Real]Absence check using 35 positive place invariants in 76 ms returned sat
[2024-06-01 07:56:18] [INFO ] [Real]Absence check using 35 positive and 138 generalized place invariants in 133 ms returned sat
[2024-06-01 07:56:20] [INFO ] [Real]Absence check using state equation in 2379 ms returned sat
[2024-06-01 07:56:21] [INFO ] Computed and/alt/rep : 5346/7458/5346 causal constraints (skipped 70 transitions) in 258 ms.
[2024-06-01 07:56:22] [INFO ] Added : 7 causal constraints over 2 iterations in 1102 ms. Result :sat
Minimization took 303 ms.
[2024-06-01 07:56:23] [INFO ] [Real]Absence check using 35 positive place invariants in 76 ms returned sat
[2024-06-01 07:56:23] [INFO ] [Real]Absence check using 35 positive and 138 generalized place invariants in 144 ms returned sat
[2024-06-01 07:56:25] [INFO ] [Real]Absence check using state equation in 2342 ms returned sat
[2024-06-01 07:56:26] [INFO ] Computed and/alt/rep : 5346/7458/5346 causal constraints (skipped 70 transitions) in 255 ms.
[2024-06-01 07:56:27] [INFO ] Added : 6 causal constraints over 2 iterations in 1054 ms. Result :sat
Minimization took 412 ms.
[2024-06-01 07:56:28] [INFO ] [Real]Absence check using 35 positive place invariants in 72 ms returned sat
[2024-06-01 07:56:28] [INFO ] [Real]Absence check using 35 positive and 138 generalized place invariants in 158 ms returned unsat
[2024-06-01 07:56:28] [INFO ] [Real]Absence check using 35 positive place invariants in 64 ms returned sat
[2024-06-01 07:56:29] [INFO ] [Real]Absence check using 35 positive and 138 generalized place invariants in 140 ms returned sat
[2024-06-01 07:56:31] [INFO ] [Real]Absence check using state equation in 2274 ms returned sat
[2024-06-01 07:56:31] [INFO ] Computed and/alt/rep : 5346/7458/5346 causal constraints (skipped 70 transitions) in 252 ms.
[2024-06-01 07:56:32] [INFO ] Added : 7 causal constraints over 2 iterations in 1044 ms. Result :sat
Minimization took 508 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 0, 0, 1, 0] Max Struct:[+inf, 1, +inf, 1, +inf]
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 0, 0] Max Struct:[+inf, 1, +inf, +inf]
Support contains 4 out of 5622 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5622/5622 places, 5449/5449 transitions.
Graph (complete) has 11001 edges and 5622 vertex of which 247 are kept as prefixes of interest. Removing 5375 places using SCC suffix rule.10 ms
Discarding 5375 places :
Also discarding 3119 output transitions
Drop transitions (Output transitions of discarded places.) removed 3119 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1101 transitions
Reduce isomorphic transitions removed 1101 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 47 transitions
Trivial Post-agglo rules discarded 47 transitions
Performed 47 trivial Post agglomeration. Transition count delta: 47
Iterating post reduction 0 with 1150 rules applied. Total rules applied 1151 place count 245 transition count 1182
Reduce places removed 49 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 52 rules applied. Total rules applied 1203 place count 196 transition count 1179
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 1206 place count 193 transition count 1179
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 1206 place count 193 transition count 1174
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 1216 place count 188 transition count 1174
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 1231 place count 173 transition count 1159
Iterating global reduction 3 with 15 rules applied. Total rules applied 1246 place count 173 transition count 1159
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1248 place count 172 transition count 1158
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 3 with 3 rules applied. Total rules applied 1251 place count 172 transition count 1155
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1254 place count 169 transition count 1155
Partial Free-agglomeration rule applied 59 times.
Drop transitions (Partial Free agglomeration) removed 59 transitions
Iterating global reduction 4 with 59 rules applied. Total rules applied 1313 place count 169 transition count 1155
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 4 with 2 rules applied. Total rules applied 1315 place count 167 transition count 1155
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1316 place count 167 transition count 1154
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1317 place count 166 transition count 1154
Applied a total of 1317 rules in 194 ms. Remains 166 /5622 variables (removed 5456) and now considering 1154/5449 (removed 4295) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 206 ms. Remains : 166/5622 places, 1154/5449 transitions.
[2024-06-01 07:56:33] [INFO ] Flow matrix only has 195 transitions (discarded 959 similar events)
When looking for a positive semi flow solution, solver replied unsat
[2024-06-01 07:56:33] [INFO ] Flow matrix only has 195 transitions (discarded 959 similar events)
// Phase 1: matrix 195 rows 166 cols
[2024-06-01 07:56:33] [INFO ] Computed 2 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 0, 0] Max Struct:[+inf, 1, +inf, +inf]
RANDOM walk for 1000000 steps (178934 resets) in 2887 ms. (346 steps per ms)
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3000003 steps (34128 resets) in 2145 ms. (1397 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 1] Max Struct:[+inf, +inf, +inf]
[2024-06-01 07:56:38] [INFO ] Flow matrix only has 195 transitions (discarded 959 similar events)
[2024-06-01 07:56:38] [INFO ] Invariant cache hit.
[2024-06-01 07:56:38] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2024-06-01 07:56:38] [INFO ] [Real]Absence check using state equation in 40 ms returned unsat
[2024-06-01 07:56:38] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-06-01 07:56:38] [INFO ] [Real]Absence check using state equation in 32 ms returned unsat
[2024-06-01 07:56:38] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-06-01 07:56:38] [INFO ] [Real]Absence check using state equation in 25 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 1] Max Struct:[2, 1, 1]
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LeafsetExtension-PT-S32C2-UpperBounds-01 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 32633 ms.
ITS solved all properties within timeout

BK_STOP 1717228599050

--------------------
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 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="LeafsetExtension-PT-S32C2"
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 LeafsetExtension-PT-S32C2, 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 r504-tall-171649612600365"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S32C2.tgz
mv LeafsetExtension-PT-S32C2 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 ;