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.r530-tall-171683779200392.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 ShieldPPPt-PT-020A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r530-tall-171683779200392
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 6.5K 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 4.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Apr 11 15:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Apr 11 15:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Apr 11 14:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Apr 11 14:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 134K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717225749136

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-020A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 07:09:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 07:09:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 07:09:10] [INFO ] Load time of PNML (sax parser for PT used): 110 ms
[2024-06-01 07:09:10] [INFO ] Transformed 503 places.
[2024-06-01 07:09:10] [INFO ] Transformed 363 transitions.
[2024-06-01 07:09:10] [INFO ] Found NUPN structural information;
[2024-06-01 07:09:10] [INFO ] Parsed PT model containing 503 places and 363 transitions and 1446 arcs in 222 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 503/503 places, 363/363 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 503 transition count 362
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 5 place count 501 transition count 360
Applied a total of 5 rules in 49 ms. Remains 501 /503 variables (removed 2) and now considering 360/363 (removed 3) transitions.
// Phase 1: matrix 360 rows 501 cols
[2024-06-01 07:09:10] [INFO ] Computed 221 invariants in 24 ms
[2024-06-01 07:09:11] [INFO ] Implicit Places using invariants in 527 ms returned [494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 558 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 500/503 places, 360/363 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 500 transition count 358
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 498 transition count 358
Applied a total of 4 rules in 18 ms. Remains 498 /500 variables (removed 2) and now considering 358/360 (removed 2) transitions.
// Phase 1: matrix 358 rows 498 cols
[2024-06-01 07:09:11] [INFO ] Computed 220 invariants in 3 ms
[2024-06-01 07:09:11] [INFO ] Implicit Places using invariants in 312 ms returned [481, 485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 314 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 496/503 places, 358/363 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 494 transition count 356
Applied a total of 4 rules in 12 ms. Remains 494 /496 variables (removed 2) and now considering 356/358 (removed 2) transitions.
// Phase 1: matrix 356 rows 494 cols
[2024-06-01 07:09:11] [INFO ] Computed 218 invariants in 3 ms
[2024-06-01 07:09:11] [INFO ] Implicit Places using invariants in 259 ms returned []
[2024-06-01 07:09:11] [INFO ] Invariant cache hit.
[2024-06-01 07:09:12] [INFO ] Implicit Places using invariants and state equation in 392 ms returned []
Implicit Place search using SMT with State Equation took 653 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 494/503 places, 356/363 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 1629 ms. Remains : 494/503 places, 356/363 transitions.
Discarding 79 transitions out of 356. Remains 277
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 2247 ms. (17 steps per ms) remains 73/276 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 44 ms. (88 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 44 ms. (88 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 46 ms. (85 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 37 ms. (105 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 24 ms. (160 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 46 ms. (85 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 24 ms. (160 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 73/73 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 73/73 properties
[2024-06-01 07:09:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/134 variables, 134/134 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/134 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 19/153 variables, 67/201 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 19/220 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 341/494 variables, 151/371 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/494 variables, 341/712 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/494 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (OVERLAPS) 356/850 variables, 494/1206 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/850 variables, 0/1206 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 10 (OVERLAPS) 0/850 variables, 0/1206 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 850/850 variables, and 1206 constraints, problems are : Problem set: 0 solved, 73 unsolved in 5007 ms.
Refiners :[Domain max(s): 494/494 constraints, Positive P Invariants (semi-flows): 218/218 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/134 variables, 134/134 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/134 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (OVERLAPS) 19/153 variables, 67/201 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 19/220 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 341/494 variables, 151/371 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/494 variables, 341/712 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/494 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (OVERLAPS) 356/850 variables, 494/1206 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/850 variables, 73/1279 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/850 variables, 0/1279 constraints. Problems are: Problem set: 0 solved, 73 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 850/850 variables, and 1279 constraints, problems are : Problem set: 0 solved, 73 unsolved in 5014 ms.
Refiners :[Domain max(s): 494/494 constraints, Positive P Invariants (semi-flows): 218/218 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints]
After SMT, in 10075ms problems are : Problem set: 0 solved, 73 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 134 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 356/356 transitions.
Partial Free-agglomeration rule applied 56 times.
Drop transitions (Partial Free agglomeration) removed 56 transitions
Iterating global reduction 0 with 56 rules applied. Total rules applied 56 place count 494 transition count 356
Applied a total of 56 rules in 71 ms. Remains 494 /494 variables (removed 0) and now considering 356/356 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 494/494 places, 356/356 transitions.
RANDOM walk for 103044 steps (0 resets) in 1773 ms. (58 steps per ms) remains 0/73 properties
Able to resolve query QuasiLiveness after proving 277 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 14224 ms.
ITS solved all properties within timeout

BK_STOP 1717225764539

--------------------
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 QuasiLiveness -timeout 180 -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="ShieldPPPt-PT-020A"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 ShieldPPPt-PT-020A, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r530-tall-171683779200392"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-020A.tgz
mv ShieldPPPt-PT-020A execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;