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.r536-tall-171690532000279.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 StigmergyElection-PT-03b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r536-tall-171690532000279
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 07:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 18:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Apr 11 18:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Apr 11 18:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 11 18:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 117K 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 StigmergyElection-PT-03b-ReachabilityFireability-2024-00
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-01
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-02
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-03
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-04
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-05
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-06
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-07
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-08
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-09
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-10
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-11
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-12
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-13
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-14
FORMULA_NAME StigmergyElection-PT-03b-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717245252107

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyElection-PT-03b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:34:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 12:34:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:34:13] [INFO ] Load time of PNML (sax parser for PT used): 87 ms
[2024-06-01 12:34:13] [INFO ] Transformed 427 places.
[2024-06-01 12:34:13] [INFO ] Transformed 518 transitions.
[2024-06-01 12:34:13] [INFO ] Found NUPN structural information;
[2024-06-01 12:34:13] [INFO ] Parsed PT model containing 427 places and 518 transitions and 1323 arcs in 188 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (678 resets) in 1911 ms. (20 steps per ms) remains 8/16 properties
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (164 resets) in 299 ms. (133 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (90 resets) in 249 ms. (160 steps per ms) remains 7/8 properties
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (173 resets) in 97 ms. (408 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (164 resets) in 112 ms. (354 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (154 resets) in 987 ms. (40 steps per ms) remains 6/7 properties
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (132 resets) in 167 ms. (238 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (155 resets) in 109 ms. (363 steps per ms) remains 5/6 properties
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 518 rows 427 cols
[2024-06-01 12:34:14] [INFO ] Computed 4 invariants in 29 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 95/95 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem StigmergyElection-PT-03b-ReachabilityFireability-2024-12 is UNSAT
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 332/427 variables, 4/99 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/427 variables, 332/431 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 0/431 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 518/945 variables, 427/858 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/945 variables, 0/858 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/945 variables, 0/858 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 945/945 variables, and 858 constraints, problems are : Problem set: 1 solved, 4 unsolved in 816 ms.
Refiners :[Domain max(s): 427/427 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 427/427 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 80/80 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 0/80 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem StigmergyElection-PT-03b-ReachabilityFireability-2024-02 is UNSAT
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem StigmergyElection-PT-03b-ReachabilityFireability-2024-04 is UNSAT
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 347/427 variables, 4/84 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/427 variables, 347/431 constraints. Problems are: Problem set: 3 solved, 2 unsolved
[2024-06-01 12:34:16] [INFO ] Deduced a trap composed of 190 places in 172 ms of which 32 ms to minimize.
[2024-06-01 12:34:16] [INFO ] Deduced a trap composed of 189 places in 119 ms of which 3 ms to minimize.
Problem StigmergyElection-PT-03b-ReachabilityFireability-2024-15 is UNSAT
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 2/433 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/427 variables, 0/433 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 518/945 variables, 427/860 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/945 variables, 1/861 constraints. Problems are: Problem set: 4 solved, 1 unsolved
[2024-06-01 12:34:16] [INFO ] Deduced a trap composed of 116 places in 181 ms of which 16 ms to minimize.
[2024-06-01 12:34:16] [INFO ] Deduced a trap composed of 189 places in 115 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/945 variables, 2/863 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/945 variables, 0/863 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/945 variables, 0/863 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 945/945 variables, and 863 constraints, problems are : Problem set: 4 solved, 1 unsolved in 1384 ms.
Refiners :[Domain max(s): 427/427 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 427/427 constraints, PredecessorRefiner: 1/5 constraints, Known Traps: 4/4 constraints]
After SMT, in 2428ms problems are : Problem set: 4 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 40 out of 427 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 427/427 places, 518/518 transitions.
Graph (trivial) has 324 edges and 427 vertex of which 37 / 427 are part of one of the 7 SCC in 3 ms
Free SCC test removed 30 places
Drop transitions (Empty/Sink Transition effects.) removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Graph (complete) has 610 edges and 397 vertex of which 391 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 0 with 202 rules applied. Total rules applied 204 place count 391 transition count 275
Reduce places removed 199 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 203 rules applied. Total rules applied 407 place count 192 transition count 271
Reduce places removed 2 places and 0 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Iterating post reduction 2 with 34 rules applied. Total rules applied 441 place count 190 transition count 239
Reduce places removed 32 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 34 rules applied. Total rules applied 475 place count 158 transition count 237
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 476 place count 157 transition count 237
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 22 Pre rules applied. Total rules applied 476 place count 157 transition count 215
Deduced a syphon composed of 22 places in 1 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 5 with 44 rules applied. Total rules applied 520 place count 135 transition count 215
Discarding 32 places :
Symmetric choice reduction at 5 with 32 rule applications. Total rules 552 place count 103 transition count 183
Iterating global reduction 5 with 32 rules applied. Total rules applied 584 place count 103 transition count 183
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 586 place count 103 transition count 181
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 587 place count 102 transition count 180
Iterating global reduction 6 with 1 rules applied. Total rules applied 588 place count 102 transition count 180
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 6 with 14 rules applied. Total rules applied 602 place count 95 transition count 173
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 603 place count 94 transition count 172
Iterating global reduction 6 with 1 rules applied. Total rules applied 604 place count 94 transition count 172
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 610 place count 91 transition count 172
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 614 place count 91 transition count 168
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 615 place count 91 transition count 167
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 616 place count 90 transition count 167
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 620 place count 90 transition count 167
Applied a total of 620 rules in 92 ms. Remains 90 /427 variables (removed 337) and now considering 167/518 (removed 351) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 90/427 places, 167/518 transitions.
RANDOM walk for 18904 steps (1332 resets) in 74 ms. (252 steps per ms) remains 0/1 properties
FORMULA StigmergyElection-PT-03b-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 4130 ms.
ITS solved all properties within timeout

BK_STOP 1717245257521

--------------------
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 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="StigmergyElection-PT-03b"
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 StigmergyElection-PT-03b, 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 r536-tall-171690532000279"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-03b.tgz
mv StigmergyElection-PT-03b 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 ;