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.r035-smll-171620175500092.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 itstools
Input is AutoFlight-PT-06b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r035-smll-171620175500092
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 17:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 22:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Apr 12 22:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 12 22:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 12 22:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 134K 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 1716216317077

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-06b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-20 14:45:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-20 14:45:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 14:45:19] [INFO ] Load time of PNML (sax parser for PT used): 178 ms
[2024-05-20 14:45:19] [INFO ] Transformed 574 places.
[2024-05-20 14:45:19] [INFO ] Transformed 572 transitions.
[2024-05-20 14:45:19] [INFO ] Found NUPN structural information;
[2024-05-20 14:45:19] [INFO ] Parsed PT model containing 574 places and 572 transitions and 1334 arcs in 363 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 574/574 places, 572/572 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 226 transitions
Trivial Post-agglo rules discarded 226 transitions
Performed 226 trivial Post agglomeration. Transition count delta: 226
Iterating post reduction 0 with 226 rules applied. Total rules applied 226 place count 574 transition count 346
Reduce places removed 226 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 268 rules applied. Total rules applied 494 place count 348 transition count 304
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 506 place count 336 transition count 304
Performed 79 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 79 Pre rules applied. Total rules applied 506 place count 336 transition count 225
Deduced a syphon composed of 79 places in 3 ms
Reduce places removed 79 places and 0 transitions.
Iterating global reduction 3 with 158 rules applied. Total rules applied 664 place count 257 transition count 225
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 0 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 3 with 220 rules applied. Total rules applied 884 place count 147 transition count 115
Applied a total of 884 rules in 128 ms. Remains 147 /574 variables (removed 427) and now considering 115/572 (removed 457) transitions.
// Phase 1: matrix 115 rows 147 cols
[2024-05-20 14:45:20] [INFO ] Computed 40 invariants in 17 ms
[2024-05-20 14:45:20] [INFO ] Implicit Places using invariants in 609 ms returned [45, 48, 51, 54, 57, 60, 146]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 670 ms to find 7 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 140/574 places, 115/572 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 140 transition count 109
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 134 transition count 109
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 28 place count 126 transition count 101
Applied a total of 28 rules in 18 ms. Remains 126 /140 variables (removed 14) and now considering 101/115 (removed 14) transitions.
// Phase 1: matrix 101 rows 126 cols
[2024-05-20 14:45:20] [INFO ] Computed 33 invariants in 14 ms
[2024-05-20 14:45:21] [INFO ] Implicit Places using invariants in 306 ms returned []
[2024-05-20 14:45:21] [INFO ] Invariant cache hit.
[2024-05-20 14:45:21] [INFO ] State equation strengthened by 30 read => feed constraints.
[2024-05-20 14:45:21] [INFO ] Implicit Places using invariants and state equation in 514 ms returned []
Implicit Place search using SMT with State Equation took 823 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 126/574 places, 101/572 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1685 ms. Remains : 126/574 places, 101/572 transitions.
Discarding 24 transitions out of 101. Remains 77
Initial state reduction rules removed 1 formulas.
[2024-05-20 14:45:22] [INFO ] Flatten gal took : 156 ms
[2024-05-20 14:45:22] [INFO ] Flatten gal took : 46 ms
[2024-05-20 14:45:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17634567950588171104.gal : 17 ms
[2024-05-20 14:45:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9241948604116383007.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17634567950588171104.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9241948604116383007.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9241948604116383007.prop.
Reachability property qltransition_38 is true.
Reachability property qltransition_36 is true.
Reachability property qltransition_34 is true.
Reachability property qltransition_32 is true.
Reachability property qltransition_31 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_26 is true.
Reachability property qltransition_24 is true.
SDD proceeding with computation,68 properties remain. new max is 2
SDD size :1 after 4
SDD proceeding with computation,68 properties remain. new max is 4
SDD size :4 after 28
SDD proceeding with computation,68 properties remain. new max is 8
SDD size :28 after 730
SDD proceeding with computation,68 properties remain. new max is 16
SDD size :730 after 373249
Reachability property qltransition_78 is true.
Reachability property qltransition_74 is true.
Reachability property qltransition_73 is true.
Reachability property qltransition_71 is true.
Reachability property qltransition_66 is true.
Reachability property qltransition_64 is true.
Reachability property qltransition_59 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_52 is true.
Reachability property qltransition_45 is true.
Reachability property qltransition_40 is true.
SDD proceeding with computation,57 properties remain. new max is 16
SDD size :373249 after 9.95326e+06
Reachability property qltransition_50 is true.
Reachability property qltransition_44 is true.
SDD proceeding with computation,55 properties remain. new max is 16
SDD size :9.95326e+06 after 9.9534e+06
Reachability property qltransition_77 is true.
Reachability property qltransition_70 is true.
SDD proceeding with computation,53 properties remain. new max is 16
SDD size :9.9534e+06 after 9.95701e+06
Reachability property qltransition_63 is true.
Reachability property qltransition_56 is true.
Reachability property qltransition_49 is true.
SDD proceeding with computation,50 properties remain. new max is 16
SDD size :9.95701e+06 after 9.9579e+06
Reachability property qltransition_93 is true.
SDD proceeding with computation,49 properties remain. new max is 16
SDD size :9.9579e+06 after 9.97418e+06
SDD proceeding with computation,49 properties remain. new max is 32
SDD size :9.97418e+06 after 1.00369e+07
SDD proceeding with computation,49 properties remain. new max is 64
SDD size :1.00369e+07 after 1.13527e+07
Reachability property qltransition_76 is true.
Reachability property qltransition_69 is true.
Reachability property qltransition_67 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_60 is true.
Reachability property qltransition_55 is true.
Reachability property qltransition_53 is true.
Reachability property qltransition_48 is true.
Reachability property qltransition_46 is true.
RANDOM walk for 40000 steps (1564 resets) in 3400 ms. (11 steps per ms) remains 17/76 properties
Reachability property qltransition_41 is true.
SDD proceeding with computation,39 properties remain. new max is 64
SDD size :1.13527e+07 after 6.17101e+07
Reachability property qltransition_94 is true.
Reachability property qltransition_79 is true.
Reachability property qltransition_72 is true.
Reachability property qltransition_65 is true.
Reachability property qltransition_58 is true.
Reachability property qltransition_51 is true.
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 17/17 properties
Reachability property qltransition_43 is true.
SDD proceeding with computation,32 properties remain. new max is 64
SDD size :6.17101e+07 after 6.17227e+07
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (11 resets) in 33 ms. (117 steps per ms) remains 17/17 properties
SDD proceeding with computation,32 properties remain. new max is 128
SDD size :6.17227e+07 after 6.2659e+07
BEST_FIRST walk for 4004 steps (12 resets) in 42 ms. (93 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (11 resets) in 49 ms. (80 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (11 resets) in 29 ms. (133 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (12 resets) in 31 ms. (125 steps per ms) remains 17/17 properties
Reachability property qltransition_27 is true.
Reachability property qltransition_25 is true.
SDD proceeding with computation,30 properties remain. new max is 128
SDD size :6.2659e+07 after 1.16453e+08
BEST_FIRST walk for 4004 steps (11 resets) in 40 ms. (97 steps per ms) remains 17/17 properties
Reachability property qltransition_95 is true.
BEST_FIRST walk for 4003 steps (12 resets) in 19 ms. (200 steps per ms) remains 17/17 properties
Reachability property qltransition_82 is true.
Reachability property qltransition_42 is true.
BEST_FIRST walk for 4004 steps (12 resets) in 39 ms. (100 steps per ms) remains 17/17 properties
SDD proceeding with computation,27 properties remain. new max is 128
SDD size :1.16453e+08 after 2.61274e+08
BEST_FIRST walk for 4004 steps (9 resets) in 23 ms. (166 steps per ms) remains 17/17 properties
Reachability property qltransition_29 is true.
SDD proceeding with computation,26 properties remain. new max is 128
SDD size :2.61274e+08 after 2.74711e+08
BEST_FIRST walk for 4003 steps (10 resets) in 34 ms. (114 steps per ms) remains 17/17 properties
Reachability property qltransition_96 is true.
BEST_FIRST walk for 4003 steps (12 resets) in 36 ms. (108 steps per ms) remains 17/17 properties
Reachability property qltransition_84 is true.
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 17/17 properties
Reachability property qltransition_81 is true.
Reachability property qltransition_47 is true.
Reachability property qltransition_30 is true.
SDD proceeding with computation,21 properties remain. new max is 128
SDD size :2.74711e+08 after 5.73309e+08
BEST_FIRST walk for 4004 steps (12 resets) in 46 ms. (85 steps per ms) remains 16/17 properties
BEST_FIRST walk for 4004 steps (12 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
Reachability property qltransition_87 is true.
Reachability property qltransition_86 is true.
Reachability property qltransition_83 is true.
SDD proceeding with computation,18 properties remain. new max is 128
SDD size :5.73309e+08 after 1.19439e+09
BEST_FIRST walk for 4004 steps (9 resets) in 33 ms. (117 steps per ms) remains 16/16 properties
Reachability property qltransition_97 is true.
Reachability property qltransition_54 is true.
Reachability property qltransition_33 is true.
SDD proceeding with computation,15 properties remain. new max is 128
SDD size :1.19439e+09 after 1.80353e+09
[2024-05-20 14:45:23] [INFO ] Invariant cache hit.
Reachability property qltransition_98 is true.
[2024-05-20 14:45:23] [INFO ] State equation strengthened by 30 read => feed constraints.
Reachability property qltransition_92 is true.
Reachability property qltransition_90 is true.
Reachability property qltransition_85 is true.
Reachability property qltransition_61 is true.
Reachability property qltransition_35 is true.
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :1.80353e+09 after 2.83972e+09
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :2.83972e+09 after 3.91761e+09
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 58/60 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 58/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Reachability property qltransition_99 is true.
Reachability property qltransition_88 is true.
Reachability property qltransition_68 is true.
Reachability property qltransition_37 is true.
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :3.91761e+09 after 6.07946e+09
After SMT solving in domain Real declared 60/227 variables, and 63 constraints, problems are : Problem set: 1 solved, 0 unsolved in 121 ms.
Refiners :[Domain max(s): 60/126 constraints, Positive P Invariants (semi-flows): 3/33 constraints, State Equation: 0/126 constraints, ReadFeed: 0/30 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 160ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 77 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 3759 ms.

BK_STOP 1716216323258

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="AutoFlight-PT-06b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 itstools"
echo " Input is AutoFlight-PT-06b, 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 r035-smll-171620175500092"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-06b.tgz
mv AutoFlight-PT-06b 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 ;