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.r466-smll-171620124600202.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 Anderson-PT-05, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r466-smll-171620124600202
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 712K
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 15:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Apr 12 15:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 12 15:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Apr 12 15:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 185K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717200627847

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-05
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 00:10:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 00:10:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 00:10:30] [INFO ] Load time of PNML (sax parser for PT used): 306 ms
[2024-06-01 00:10:30] [INFO ] Transformed 161 places.
[2024-06-01 00:10:30] [INFO ] Transformed 365 transitions.
[2024-06-01 00:10:30] [INFO ] Found NUPN structural information;
[2024-06-01 00:10:30] [INFO ] Parsed PT model containing 161 places and 365 transitions and 1380 arcs in 502 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 161/161 places, 365/365 transitions.
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 20 Pre rules applied. Total rules applied 0 place count 161 transition count 345
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 141 transition count 345
Applied a total of 40 rules in 68 ms. Remains 141 /161 variables (removed 20) and now considering 345/365 (removed 20) transitions.
// Phase 1: matrix 345 rows 141 cols
[2024-06-01 00:10:31] [INFO ] Computed 13 invariants in 47 ms
[2024-06-01 00:10:31] [INFO ] Implicit Places using invariants in 699 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 771 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 140/161 places, 345/365 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 140 transition count 320
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 50 place count 115 transition count 320
Applied a total of 50 rules in 19 ms. Remains 115 /140 variables (removed 25) and now considering 320/345 (removed 25) transitions.
// Phase 1: matrix 320 rows 115 cols
[2024-06-01 00:10:31] [INFO ] Computed 12 invariants in 10 ms
[2024-06-01 00:10:32] [INFO ] Implicit Places using invariants in 402 ms returned []
[2024-06-01 00:10:32] [INFO ] Invariant cache hit.
[2024-06-01 00:10:32] [INFO ] State equation strengthened by 35 read => feed constraints.
[2024-06-01 00:10:33] [INFO ] Implicit Places using invariants and state equation in 875 ms returned []
Implicit Place search using SMT with State Equation took 1285 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 115/161 places, 320/365 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2175 ms. Remains : 115/161 places, 320/365 transitions.
Initial state reduction rules removed 5 formulas.
RANDOM walk for 40000 steps (8 resets) in 2763 ms. (14 steps per ms) remains 22/315 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 56 ms. (70 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (8 resets) in 44 ms. (88 steps per ms) remains 16/21 properties
BEST_FIRST walk for 4002 steps (8 resets) in 36 ms. (108 steps per ms) remains 15/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4001 steps (8 resets) in 17 ms. (222 steps per ms) remains 12/14 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4002 steps (8 resets) in 16 ms. (235 steps per ms) remains 9/12 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 7/9 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 6/7 properties
BEST_FIRST walk for 4002 steps (8 resets) in 11 ms. (333 steps per ms) remains 6/6 properties
BEST_FIRST walk for 4001 steps (8 resets) in 15 ms. (250 steps per ms) remains 5/6 properties
[2024-06-01 00:10:34] [INFO ] Invariant cache hit.
[2024-06-01 00:10:34] [INFO ] State equation strengthened by 35 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 75/81 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 75/85 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 28/109 variables, 6/91 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 28/119 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 6/115 variables, 2/121 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/115 variables, 6/127 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-06-01 00:10:34] [INFO ] Deduced a trap composed of 57 places in 205 ms of which 66 ms to minimize.
[2024-06-01 00:10:35] [INFO ] Deduced a trap composed of 53 places in 141 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/115 variables, 2/129 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-06-01 00:10:35] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 2 ms to minimize.
[2024-06-01 00:10:35] [INFO ] Deduced a trap composed of 45 places in 132 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/115 variables, 2/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/115 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 320/435 variables, 115/246 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/435 variables, 35/281 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/435 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/435 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 435/435 variables, and 281 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1575 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 115/115 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 75/81 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 75/85 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 28/109 variables, 6/91 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 28/119 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 6/115 variables, 2/121 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/115 variables, 6/127 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/115 variables, 4/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/115 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 320/435 variables, 115/246 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/435 variables, 35/281 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/435 variables, 5/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/435 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/435 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 435/435 variables, and 286 constraints, problems are : Problem set: 0 solved, 5 unsolved in 720 ms.
Refiners :[Domain max(s): 115/115 constraints, Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 115/115 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 4/4 constraints]
After SMT, in 2377ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 6 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 320/320 transitions.
Discarding 35 places :
Symmetric choice reduction at 0 with 35 rule applications. Total rules 35 place count 80 transition count 165
Iterating global reduction 0 with 35 rules applied. Total rules applied 70 place count 80 transition count 165
Applied a total of 70 rules in 44 ms. Remains 80 /115 variables (removed 35) and now considering 165/320 (removed 155) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 80/115 places, 165/320 transitions.
RANDOM walk for 3188716 steps (6 resets) in 8020 ms. (397 steps per ms) remains 0/5 properties
Able to resolve query QuasiLiveness after proving 320 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 9239 ms.
ITS solved all properties within timeout

BK_STOP 1717200639624

--------------------
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="Anderson-PT-05"
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 Anderson-PT-05, 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 r466-smll-171620124600202"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-05.tgz
mv Anderson-PT-05 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 ;