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.r480-tall-171624189400503.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 DBSingleClientW-PT-d1m05, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r480-tall-171624189400503
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 820K
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Apr 12 12:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 73K Apr 12 12:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 12 12:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Apr 12 12:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:36 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 432K 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 DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-00
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-01
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-02
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-03
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-04
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-05
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-06
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-07
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-08
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-09
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-10
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-11
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-12
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-13
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-14
FORMULA_NAME DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717189378746

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d1m05
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 21:03:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 21:03:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 21:03:00] [INFO ] Load time of PNML (sax parser for PT used): 162 ms
[2024-05-31 21:03:00] [INFO ] Transformed 1440 places.
[2024-05-31 21:03:00] [INFO ] Transformed 672 transitions.
[2024-05-31 21:03:00] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 298 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1093 places in 16 ms
Reduce places removed 1093 places and 0 transitions.
RANDOM walk for 40000 steps (9188 resets) in 3894 ms. (10 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (167 resets) in 70 ms. (56 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (165 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (176 resets) in 63 ms. (62 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (362 resets) in 48 ms. (81 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (204 resets) in 56 ms. (70 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (379 resets) in 47 ms. (83 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (188 resets) in 24 ms. (160 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (185 resets) in 74 ms. (53 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (198 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (202 resets) in 130 ms. (30 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (184 resets) in 120 ms. (33 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (190 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (192 resets) in 16 ms. (235 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (182 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (85 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (216 resets) in 82 ms. (48 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 357939 steps, run timeout after 3001 ms. (steps per millisecond=119 ) properties seen :10 out of 16
Probabilistic random walk after 357939 steps, saw 141657 distinct states, run finished after 3011 ms. (steps per millisecond=118 ) properties seen :10
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 672 rows 347 cols
[2024-05-31 21:03:05] [INFO ] Computed 6 invariants in 30 ms
[2024-05-31 21:03:05] [INFO ] State equation strengthened by 418 read => feed constraints.
Problem DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-07 is UNSAT
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 131/237 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Problem DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-00 is UNSAT
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-06 is UNSAT
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-14 is UNSAT
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 110/347 variables, 4/6 constraints. Problems are: Problem set: 4 solved, 2 unsolved
[2024-05-31 21:03:06] [INFO ] Deduced a trap composed of 171 places in 186 ms of which 21 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 1/7 constraints. Problems are: Problem set: 4 solved, 2 unsolved
[2024-05-31 21:03:06] [INFO ] Deduced a trap composed of 161 places in 325 ms of which 3 ms to minimize.
[2024-05-31 21:03:06] [INFO ] Deduced a trap composed of 184 places in 196 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/347 variables, 2/9 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/347 variables, 0/9 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 672/1019 variables, 347/356 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1019 variables, 418/774 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1019 variables, 0/774 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/1019 variables, 0/774 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1019/1019 variables, and 774 constraints, problems are : Problem set: 4 solved, 2 unsolved in 1769 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 347/347 constraints, ReadFeed: 418/418 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 4 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 159/229 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/229 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 118/347 variables, 4/6 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 3/9 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/347 variables, 0/9 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 672/1019 variables, 347/356 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1019 variables, 418/774 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1019 variables, 2/776 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1019 variables, 0/776 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/1019 variables, 0/776 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1019/1019 variables, and 776 constraints, problems are : Problem set: 4 solved, 2 unsolved in 1581 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 347/347 constraints, ReadFeed: 418/418 constraints, PredecessorRefiner: 2/6 constraints, Known Traps: 3/3 constraints]
After SMT, in 3729ms problems are : Problem set: 4 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 296 ms.
Support contains 70 out of 347 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 347/347 places, 672/672 transitions.
Graph (complete) has 1246 edges and 347 vertex of which 326 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.4 ms
Discarding 21 places :
Also discarding 0 output transitions
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Iterating post reduction 0 with 80 rules applied. Total rules applied 81 place count 326 transition count 592
Discarding 66 places :
Symmetric choice reduction at 1 with 66 rule applications. Total rules 147 place count 260 transition count 481
Iterating global reduction 1 with 66 rules applied. Total rules applied 213 place count 260 transition count 481
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 237 place count 260 transition count 457
Discarding 45 places :
Symmetric choice reduction at 2 with 45 rule applications. Total rules 282 place count 215 transition count 412
Iterating global reduction 2 with 45 rules applied. Total rules applied 327 place count 215 transition count 412
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 342 place count 200 transition count 394
Iterating global reduction 2 with 15 rules applied. Total rules applied 357 place count 200 transition count 394
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 2 with 19 rules applied. Total rules applied 376 place count 200 transition count 375
Applied a total of 376 rules in 134 ms. Remains 200 /347 variables (removed 147) and now considering 375/672 (removed 297) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 200/347 places, 375/672 transitions.
RANDOM walk for 40000 steps (9197 resets) in 497 ms. (80 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1888 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1852 resets) in 176 ms. (226 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 478386 steps, run visited all 2 properties in 1941 ms. (steps per millisecond=246 )
Probabilistic random walk after 478386 steps, saw 177057 distinct states, run finished after 1945 ms. (steps per millisecond=245 ) properties seen :2
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m05-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 11365 ms.
ITS solved all properties within timeout

BK_STOP 1717189391547

--------------------
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="DBSingleClientW-PT-d1m05"
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 DBSingleClientW-PT-d1m05, 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 r480-tall-171624189400503"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m05.tgz
mv DBSingleClientW-PT-d1m05 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 ;