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.r504-tall-171649612300222.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 LamportFastMutEx-COL-4, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r504-tall-171649612300222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.8K Apr 13 07:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Apr 13 07:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Apr 13 07:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Apr 13 07:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 22 14:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 07:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K Apr 13 07:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 07:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Apr 13 07:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 2 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 40K 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 LamportFastMutEx-COL-4-ReachabilityCardinality-2024-00
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-01
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-02
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-03
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-04
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-05
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-06
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-07
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-08
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-09
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-10
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-11
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-12
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-13
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-14
FORMULA_NAME LamportFastMutEx-COL-4-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1717225041133

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-4
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 06:57:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 06:57:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 06:57:22] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-01 06:57:22] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 06:57:22] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 583 ms
[2024-06-01 06:57:22] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 135 PT places and 285.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 21 ms.
Working with output stream class java.io.PrintStream
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 06:57:23] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 4 ms.
[2024-06-01 06:57:23] [INFO ] Skeletonized 15 HLPN properties in 1 ms.
Remains 15 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40006 steps (8 resets) in 994 ms. (40 steps per ms) remains 9/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 459 ms. (86 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 578 ms. (69 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 193 ms. (206 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (8 resets) in 199 ms. (200 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (8 resets) in 236 ms. (168 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 120 ms. (330 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 105 ms. (377 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 113 ms. (350 steps per ms) remains 9/9 properties
// Phase 1: matrix 17 rows 15 cols
[2024-06-01 06:57:24] [INFO ] Computed 2 invariants in 8 ms
[2024-06-01 06:57:24] [INFO ] State equation strengthened by 1 read => feed constraints.
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-02 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-04 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-07 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-08 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-09 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-10 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-11 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-12 is UNSAT
Problem LamportFastMutEx-COL-4-ReachabilityCardinality-2024-14 is UNSAT
After SMT solving in domain Real declared 15/32 variables, and 2 constraints, problems are : Problem set: 9 solved, 0 unsolved in 110 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 0/15 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 175ms problems are : Problem set: 9 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2024-06-01 06:57:24] [INFO ] Flatten gal took : 13 ms
[2024-06-01 06:57:24] [INFO ] Flatten gal took : 2 ms
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-01 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-02 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-04 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-05 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-07 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-08 FALSE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-09 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-10 FALSE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-11 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-12 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-13 TRUE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-14 TRUE TECHNIQUES CPN_APPROX
Domain [pid(5), pid(5)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2024-06-01 06:57:24] [INFO ] Unfolded HLPN to a Petri net with 135 places and 230 transitions 990 arcs in 23 ms.
[2024-06-01 06:57:24] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 50 transitions.
RANDOM walk for 40000 steps (8 resets) in 880 ms. (45 steps per ms) remains 1/3 properties
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 1/1 properties
[2024-06-01 06:57:24] [INFO ] Flow matrix only has 144 transitions (discarded 36 similar events)
// Phase 1: matrix 144 rows 102 cols
[2024-06-01 06:57:24] [INFO ] Computed 26 invariants in 7 ms
[2024-06-01 06:57:24] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 76/84 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 144/228 variables, 84/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 40/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/228 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 18/246 variables, 18/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/246 variables, 6/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/246 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/246 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 246/246 variables, and 168 constraints, problems are : Problem set: 0 solved, 1 unsolved in 161 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 76/84 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 144/228 variables, 84/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 40/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/228 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/246 variables, 18/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/246 variables, 6/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/246 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 06:57:25] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 8 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/246 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/246 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/246 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 246/246 variables, and 170 constraints, problems are : Problem set: 0 solved, 1 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 409ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 7691 steps, including 570 resets, run visited all 1 properties in 20 ms. (steps per millisecond=384 )
FORMULA LamportFastMutEx-COL-4-ReachabilityCardinality-2024-00 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 25 ms.
All properties solved without resorting to model-checking.
Total runtime 2989 ms.
ITS solved all properties within timeout

BK_STOP 1717225045282

--------------------
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 ReachabilityCardinality -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="LamportFastMutEx-COL-4"
export BK_EXAMINATION="ReachabilityCardinality"
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 LamportFastMutEx-COL-4, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r504-tall-171649612300222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-4.tgz
mv LamportFastMutEx-COL-4 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;