Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r168-tall-174881267000412.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is PolyORBNT-PT-S05J60, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267000412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 34K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 162K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 257K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 64K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 301K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 132K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 641K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.5M May 29 14:32 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 1748903060091

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBNT-PT-S05J60
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:24:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:24:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:24:21] [INFO ] Load time of PNML (sax parser for PT used): 188 ms
[2025-06-02 22:24:21] [INFO ] Transformed 909 places.
[2025-06-02 22:24:21] [INFO ] Transformed 1970 transitions.
[2025-06-02 22:24:21] [INFO ] Parsed PT model containing 909 places and 1970 transitions and 12584 arcs in 309 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 909/909 places, 1970/1970 transitions.
Ensure Unique test removed 5 places
Ensure Unique test removed 655 transitions
Reduce isomorphic transitions removed 655 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 66 transitions
Trivial Post-agglo rules discarded 66 transitions
Performed 66 trivial Post agglomeration. Transition count delta: 66
Iterating post reduction 0 with 726 rules applied. Total rules applied 726 place count 904 transition count 1249
Reduce places removed 66 places and 0 transitions.
Iterating post reduction 1 with 66 rules applied. Total rules applied 792 place count 838 transition count 1249
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 65 Pre rules applied. Total rules applied 792 place count 838 transition count 1184
Deduced a syphon composed of 65 places in 2 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 2 with 130 rules applied. Total rules applied 922 place count 773 transition count 1184
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 928 place count 770 transition count 1181
Applied a total of 928 rules in 143 ms. Remains 770 /909 variables (removed 139) and now considering 1181/1970 (removed 789) transitions.
Running 1175 sub problems to find dead transitions.
[2025-06-02 22:24:21] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
// Phase 1: matrix 1177 rows 770 cols
[2025-06-02 22:24:22] [INFO ] Computed 137 invariants in 101 ms
[2025-06-02 22:24:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 765/1947 variables, and 132 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 20086 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1175/1175 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1175 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
[2025-06-02 22:24:47] [INFO ] Deduced a trap composed of 13 places in 156 ms of which 16 ms to minimize.
[2025-06-02 22:25:00] [INFO ] Deduced a trap composed of 13 places in 457 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 765/1947 variables, and 134 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1175 constraints, Known Traps: 2/2 constraints]
After SMT, in 43115ms problems are : Problem set: 0 solved, 1175 unsolved
Search for dead transitions found 0 dead transitions in 43158ms
[2025-06-02 22:25:05] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 22:25:05] [INFO ] Invariant cache hit.
[2025-06-02 22:25:06] [INFO ] Implicit Places using invariants in 1450 ms returned []
[2025-06-02 22:25:06] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 22:25:06] [INFO ] Invariant cache hit.
[2025-06-02 22:25:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 22:25:21] [INFO ] Implicit Places using invariants and state equation in 14608 ms returned []
Implicit Place search using SMT with State Equation took 16071 ms to find 0 implicit places.
Running 1175 sub problems to find dead transitions.
[2025-06-02 22:25:21] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 22:25:21] [INFO ] Invariant cache hit.
[2025-06-02 22:25:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/765 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Problem TDEAD739 is UNSAT
Problem TDEAD741 is UNSAT
Problem TDEAD742 is UNSAT
Problem TDEAD743 is UNSAT
Problem TDEAD744 is UNSAT
Problem TDEAD747 is UNSAT
Problem TDEAD749 is UNSAT
Problem TDEAD751 is UNSAT
Problem TDEAD752 is UNSAT
Problem TDEAD753 is UNSAT
Problem TDEAD755 is UNSAT
Problem TDEAD756 is UNSAT
Problem TDEAD757 is UNSAT
Problem TDEAD758 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD760 is UNSAT
Problem TDEAD761 is UNSAT
Problem TDEAD762 is UNSAT
Problem TDEAD764 is UNSAT
Problem TDEAD765 is UNSAT
Problem TDEAD766 is UNSAT
Problem TDEAD767 is UNSAT
Problem TDEAD768 is UNSAT
Problem TDEAD769 is UNSAT
Problem TDEAD771 is UNSAT
Problem TDEAD772 is UNSAT
Problem TDEAD773 is UNSAT
Problem TDEAD774 is UNSAT
Problem TDEAD775 is UNSAT
Problem TDEAD776 is UNSAT
Problem TDEAD777 is UNSAT
Problem TDEAD778 is UNSAT
Problem TDEAD781 is UNSAT
Problem TDEAD783 is UNSAT
Problem TDEAD784 is UNSAT
Problem TDEAD786 is UNSAT
Problem TDEAD787 is UNSAT
Problem TDEAD788 is UNSAT
Problem TDEAD789 is UNSAT
Problem TDEAD790 is UNSAT
Problem TDEAD792 is UNSAT
Problem TDEAD793 is UNSAT
Problem TDEAD794 is UNSAT
Problem TDEAD795 is UNSAT
Problem TDEAD796 is UNSAT
Problem TDEAD797 is UNSAT
Problem TDEAD798 is UNSAT
Problem TDEAD799 is UNSAT
Problem TDEAD800 is UNSAT
Problem TDEAD802 is UNSAT
Problem TDEAD805 is UNSAT
Problem TDEAD806 is UNSAT
Problem TDEAD807 is UNSAT
Problem TDEAD808 is UNSAT
Problem TDEAD809 is UNSAT
Problem TDEAD810 is UNSAT
Problem TDEAD812 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD816 is UNSAT
Problem TDEAD818 is UNSAT
Problem TDEAD819 is UNSAT
Problem TDEAD820 is UNSAT
Problem TDEAD821 is UNSAT
Problem TDEAD825 is UNSAT
Problem TDEAD826 is UNSAT
Problem TDEAD827 is UNSAT
Problem TDEAD828 is UNSAT
Problem TDEAD829 is UNSAT
Problem TDEAD830 is UNSAT
Problem TDEAD831 is UNSAT
Problem TDEAD832 is UNSAT
Problem TDEAD834 is UNSAT
Problem TDEAD836 is UNSAT
Problem TDEAD838 is UNSAT
Problem TDEAD840 is UNSAT
Problem TDEAD841 is UNSAT
Problem TDEAD842 is UNSAT
Problem TDEAD844 is UNSAT
Problem TDEAD845 is UNSAT
Problem TDEAD846 is UNSAT
Problem TDEAD847 is UNSAT
Problem TDEAD848 is UNSAT
Problem TDEAD849 is UNSAT
Problem TDEAD850 is UNSAT
Problem TDEAD851 is UNSAT
Problem TDEAD852 is UNSAT
Problem TDEAD854 is UNSAT
Problem TDEAD855 is UNSAT
Problem TDEAD856 is UNSAT
Problem TDEAD858 is UNSAT
Problem TDEAD859 is UNSAT
Problem TDEAD860 is UNSAT
Problem TDEAD861 is UNSAT
Problem TDEAD862 is UNSAT
Problem TDEAD863 is UNSAT
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 5/770 variables, 5/137 constraints. Problems are: Problem set: 95 solved, 1080 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 770/1947 variables, and 137 constraints, problems are : Problem set: 95 solved, 1080 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1175/1175 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 95 solved, 1080 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 95 solved, 1080 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 95 solved, 1080 unsolved
[2025-06-02 22:25:59] [INFO ] Deduced a trap composed of 13 places in 127 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/765 variables, 1/133 constraints. Problems are: Problem set: 95 solved, 1080 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 765/1947 variables, and 133 constraints, problems are : Problem set: 95 solved, 1080 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1175 constraints, Known Traps: 1/1 constraints]
After SMT, in 62827ms problems are : Problem set: 95 solved, 1080 unsolved
Search for dead transitions found 95 dead transitions in 62838ms
Found 95 dead transitions using SMT.
FORMULA QuasiLiveness FALSE TECHNIQUES STRUCTURAL_REDUCTION
Total runtime 122628 ms.
ITS solved all properties within timeout

BK_STOP 1748903184057

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="PolyORBNT-PT-S05J60"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is PolyORBNT-PT-S05J60, 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 r168-tall-174881267000412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S05J60.tgz
mv PolyORBNT-PT-S05J60 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.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 ;