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.r524-tall-171679079600094.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 RingSingleMessageInMbox-PT-d1m080, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r524-tall-171679079600094
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.2M
-rw-r--r-- 1 mcc users 8.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Apr 13 00:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K Apr 13 00:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 13 00:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Apr 13 00:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 07:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 5.8M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-00
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-01
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-02
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-03
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-04
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-05
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-06
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-07
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-08
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-09
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-10
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-11
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-12
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-13
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-14
FORMULA_NAME RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1717218702241

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d1m080
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:11:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 05:11:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:11:43] [INFO ] Load time of PNML (sax parser for PT used): 491 ms
[2024-06-01 05:11:44] [INFO ] Transformed 6690 places.
[2024-06-01 05:11:44] [INFO ] Transformed 11934 transitions.
[2024-06-01 05:11:44] [INFO ] Parsed PT model containing 6690 places and 11934 transitions and 47736 arcs in 673 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 4305 places in 45 ms
Reduce places removed 4305 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (6038 resets) in 4619 ms. (8 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (258 resets) in 318 ms. (125 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (219 resets) in 187 ms. (212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (232 resets) in 308 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (174 resets) in 215 ms. (185 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 57451 steps, run timeout after 3001 ms. (steps per millisecond=19 ) properties seen :0 out of 4
Probabilistic random walk after 57451 steps, saw 27971 distinct states, run finished after 3007 ms. (steps per millisecond=19 ) properties seen :0
// Phase 1: matrix 11934 rows 2385 cols
[2024-06-01 05:11:49] [INFO ] Computed 5 invariants in 874 ms
[2024-06-01 05:11:52] [INFO ] State equation strengthened by 9690 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-05 is UNSAT
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-07 is UNSAT
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-10 is UNSAT
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 2276/2288 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2288 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 97/2385 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2385 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 14319/14319 variables, and 2390 constraints, problems are : Problem set: 3 solved, 1 unsolved in 4842 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 2385/2385 constraints, ReadFeed: 0/9690 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2285/2287 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2287 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 98/2385 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 1 unsolved
[2024-06-01 05:12:00] [INFO ] Deduced a trap composed of 51 places in 2418 ms of which 132 ms to minimize.
[2024-06-01 05:12:02] [INFO ] Deduced a trap composed of 57 places in 2240 ms of which 22 ms to minimize.
SMT process timed out in 13478ms, After SMT, problems are : Problem set: 3 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2385 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2385/2385 places, 11934/11934 transitions.
Graph (complete) has 16557 edges and 2385 vertex of which 2367 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.24 ms
Discarding 18 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 111 transitions.
Iterating post reduction 0 with 111 rules applied. Total rules applied 112 place count 2367 transition count 11823
Discarding 1106 places :
Symmetric choice reduction at 1 with 1106 rule applications. Total rules 1218 place count 1261 transition count 2413
Iterating global reduction 1 with 1106 rules applied. Total rules applied 2324 place count 1261 transition count 2413
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 1 with 72 rules applied. Total rules applied 2396 place count 1261 transition count 2341
Discarding 941 places :
Symmetric choice reduction at 2 with 941 rule applications. Total rules 3337 place count 320 transition count 1400
Iterating global reduction 2 with 941 rules applied. Total rules applied 4278 place count 320 transition count 1400
Ensure Unique test removed 894 transitions
Reduce isomorphic transitions removed 894 transitions.
Iterating post reduction 2 with 894 rules applied. Total rules applied 5172 place count 320 transition count 506
Discarding 130 places :
Symmetric choice reduction at 3 with 130 rule applications. Total rules 5302 place count 190 transition count 376
Iterating global reduction 3 with 130 rules applied. Total rules applied 5432 place count 190 transition count 376
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 3 with 98 rules applied. Total rules applied 5530 place count 190 transition count 278
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 5540 place count 180 transition count 244
Iterating global reduction 4 with 10 rules applied. Total rules applied 5550 place count 180 transition count 244
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 5551 place count 179 transition count 243
Iterating global reduction 4 with 1 rules applied. Total rules applied 5552 place count 179 transition count 243
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 5553 place count 179 transition count 242
Applied a total of 5553 rules in 521 ms. Remains 179 /2385 variables (removed 2206) and now considering 242/11934 (removed 11692) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 530 ms. Remains : 179/2385 places, 242/11934 transitions.
RANDOM walk for 16226 steps (3317 resets) in 125 ms. (128 steps per ms) remains 0/1 properties
FORMULA RingSingleMessageInMbox-PT-d1m080-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 19677 ms.
ITS solved all properties within timeout

BK_STOP 1717218723109

--------------------
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 ReachabilityCardinality -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="RingSingleMessageInMbox-PT-d1m080"
export BK_EXAMINATION="ReachabilityCardinality"
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 RingSingleMessageInMbox-PT-d1m080, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r524-tall-171679079600094"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d1m080.tgz
mv RingSingleMessageInMbox-PT-d1m080 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;