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.r532-smll-171683810600007.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 SieveSingleMsgMbox-PT-d0m04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r532-smll-171683810600007
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 23 07:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 23 07:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Apr 12 19:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 12 19:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 19:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Apr 12 19:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 57K 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 SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-11
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717241511794

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m04
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 11:31:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 11:31:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 11:31:54] [INFO ] Load time of PNML (sax parser for PT used): 108 ms
[2024-06-01 11:31:54] [INFO ] Transformed 262 places.
[2024-06-01 11:31:54] [INFO ] Transformed 73 transitions.
[2024-06-01 11:31:54] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 349 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 30 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 8 formulas.
Deduced a syphon composed of 190 places in 2 ms
Reduce places removed 190 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8846 resets) in 2797 ms. (14 steps per ms) remains 6/7 properties
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (4138 resets) in 603 ms. (66 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (3103 resets) in 356 ms. (112 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (5000 resets) in 481 ms. (82 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1681 resets) in 796 ms. (50 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (1921 resets) in 1050 ms. (38 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1930 resets) in 157 ms. (253 steps per ms) remains 6/6 properties
// Phase 1: matrix 73 rows 72 cols
[2024-06-01 11:31:56] [INFO ] Computed 6 invariants in 12 ms
[2024-06-01 11:31:56] [INFO ] State equation strengthened by 31 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-06 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-06 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-08 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-11 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 20/61 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 11/72 variables, 3/6 constraints. Problems are: Problem set: 3 solved, 3 unsolved
[2024-06-01 11:31:57] [INFO ] Deduced a trap composed of 28 places in 109 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 1/7 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 0/7 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 73/145 variables, 72/79 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 31/110 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 0/110 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/145 variables, 0/110 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 145/145 variables, and 110 constraints, problems are : Problem set: 3 solved, 3 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 72/72 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 3 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 36/55 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 3 unsolved
[2024-06-01 11:31:57] [INFO ] Deduced a trap composed of 34 places in 88 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 17/72 variables, 3/7 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/72 variables, 1/8 constraints. Problems are: Problem set: 3 solved, 3 unsolved
[2024-06-01 11:31:58] [INFO ] Deduced a trap composed of 20 places in 413 ms of which 2 ms to minimize.
[2024-06-01 11:31:58] [INFO ] Deduced a trap composed of 30 places in 93 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 2/10 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 0/10 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 73/145 variables, 72/82 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 31/113 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 3/116 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/145 variables, 0/116 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/145 variables, 0/116 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 145/145 variables, and 116 constraints, problems are : Problem set: 3 solved, 3 unsolved in 1257 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 72/72 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 3/6 constraints, Known Traps: 4/4 constraints]
After SMT, in 2117ms problems are : Problem set: 3 solved, 3 unsolved
Parikh walk visited 0 properties in 651 ms.
Support contains 19 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 73/73 transitions.
Graph (complete) has 192 edges and 72 vertex of which 70 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 63 transition count 66
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 63 transition count 66
Applied a total of 15 rules in 67 ms. Remains 63 /72 variables (removed 9) and now considering 66/73 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 63/72 places, 66/73 transitions.
RANDOM walk for 40000 steps (8963 resets) in 288 ms. (138 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (4091 resets) in 116 ms. (341 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (1922 resets) in 236 ms. (168 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (1919 resets) in 107 ms. (370 steps per ms) remains 3/3 properties
Probably explored full state space saw : 670 states, properties seen :2
Probabilistic random walk after 1605 steps, saw 670 distinct states, run finished after 38 ms. (steps per millisecond=42 ) properties seen :2
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Explored full state space saw : 670 states, properties seen :0
Exhaustive walk after 1605 steps, saw 670 distinct states, run finished after 8 ms. (steps per millisecond=200 ) properties seen :0
FORMULA SieveSingleMsgMbox-PT-d0m04-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
All properties solved without resorting to model-checking.
Total runtime 5804 ms.
ITS solved all properties within timeout

BK_STOP 1717241520161

--------------------
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="SieveSingleMsgMbox-PT-d0m04"
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 SieveSingleMsgMbox-PT-d0m04, 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 r532-smll-171683810600007"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m04.tgz
mv SieveSingleMsgMbox-PT-d0m04 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 ;