Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r472-tajo-171620398700055.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V20P20N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620398700055
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 9.7K Apr 13 00:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 13 00:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 13 00:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Apr 13 00:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Apr 13 00:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 74K Apr 13 00:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 13 00:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Apr 13 00:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 40K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717218059090

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P20N20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:01:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 05:01:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:01:00] [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.
[2024-06-01 05:01:00] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 05:01:01] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 521 ms
[2024-06-01 05:01:01] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 78 PT places and 37258.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 19 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 05:01:01] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 3 ms.
[2024-06-01 05:01:01] [INFO ] Skeletonized 13 HLPN properties in 1 ms.
All 13 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-06-01 05:01:01] [INFO ] Unfolded HLPN to a Petri net with 78 places and 968 transitions 7350 arcs in 60 ms.
[2024-06-01 05:01:01] [INFO ] Unfolded 13 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (228 resets) in 3363 ms. (11 steps per ms) remains 5/12 properties
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40001 steps (105 resets) in 550 ms. (72 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40000 steps (108 resets) in 2800 ms. (14 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (108 resets) in 1237 ms. (32 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (108 resets) in 3287 ms. (12 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (72 resets) in 3080 ms. (12 steps per ms) remains 5/5 properties
[2024-06-01 05:01:05] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 78 cols
[2024-06-01 05:01:05] [INFO ] Computed 7 invariants in 26 ms
[2024-06-01 05:01:05] [INFO ] State equation strengthened by 42 read => feed constraints.
Problem BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-05 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-07 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-09 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-13 is UNSAT
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/5 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/7 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/7 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 170/248 variables, 78/85 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/248 variables, 42/127 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 0/127 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/248 variables, 0/127 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 127 constraints, problems are : Problem set: 4 solved, 1 unsolved in 367 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 78/78 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 27/52 variables, 3/4 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/52 variables, 0/4 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2/54 variables, 1/5 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/5 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3/57 variables, 1/6 constraints. Problems are: Problem set: 4 solved, 1 unsolved
[2024-06-01 05:01:08] [INFO ] Deduced a trap composed of 6 places in 173 ms of which 9 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 1/7 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/57 variables, 0/7 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/227 variables, 57/64 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/227 variables, 42/106 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/227 variables, 0/106 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 21/248 variables, 21/127 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/248 variables, 1/128 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/248 variables, 1/129 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/248 variables, 0/129 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/248 variables, 0/129 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 248/248 variables, and 129 constraints, problems are : Problem set: 4 solved, 1 unsolved in 522 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 78/78 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/5 constraints, Known Traps: 1/1 constraints]
After SMT, in 3115ms problems are : Problem set: 4 solved, 1 unsolved
Parikh walk visited 0 properties in 179 ms.
Support contains 25 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 968/968 transitions.
Graph (complete) has 642 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 75 transition count 967
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 73 transition count 966
Applied a total of 6 rules in 158 ms. Remains 73 /78 variables (removed 5) and now considering 966/968 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 73/78 places, 966/968 transitions.
RANDOM walk for 40000 steps (313 resets) in 502 ms. (79 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (160 resets) in 270 ms. (147 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 208 steps, run visited all 1 properties in 18 ms. (steps per millisecond=11 )
Probabilistic random walk after 208 steps, saw 148 distinct states, run finished after 22 ms. (steps per millisecond=9 ) properties seen :1
FORMULA BridgeAndVehicles-COL-V20P20N20-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 8880 ms.
ITS solved all properties within timeout

BK_STOP 1717218069370

--------------------
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 ReachabilityFireability -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="BridgeAndVehicles-COL-V20P20N20"
export BK_EXAMINATION="ReachabilityFireability"
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 BridgeAndVehicles-COL-V20P20N20, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r472-tajo-171620398700055"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N20.tgz
mv BridgeAndVehicles-COL-V20P20N20 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;