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.r266-tall-174931350200177.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)
......................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ErlangenMainframeV0-PT-0606, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r266-tall-174931350200177
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 6.4K Jun 6 09:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Jun 6 09:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Jun 6 09:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Jun 6 09:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 6 11:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Jun 6 11:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Jun 6 11:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Jun 6 11:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 14K Jun 6 09:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Jun 6 09:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Jun 6 09:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Jun 6 09:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Jun 6 11:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Jun 6 11:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 5 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 1.6M Jun 5 20:08 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 1749319385205

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV0-PT-0606
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-07 18:03:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-07 18:03:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 18:03:06] [INFO ] Load time of PNML (sax parser for PT used): 200 ms
[2025-06-07 18:03:06] [INFO ] Transformed 223 places.
[2025-06-07 18:03:06] [INFO ] Transformed 2425 transitions.
[2025-06-07 18:03:06] [INFO ] Found NUPN structural information;
[2025-06-07 18:03:06] [INFO ] Parsed PT model containing 223 places and 2425 transitions and 34205 arcs in 313 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 223/223 places, 2425/2425 transitions.
Graph (trivial) has 184 edges and 223 vertex of which 6 / 223 are part of one of the 3 SCC in 10 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 76 transitions
Trivial Post-agglo rules discarded 76 transitions
Performed 76 trivial Post agglomeration. Transition count delta: 76
Iterating post reduction 0 with 76 rules applied. Total rules applied 77 place count 220 transition count 2346
Reduce places removed 76 places and 0 transitions.
Iterating post reduction 1 with 76 rules applied. Total rules applied 153 place count 144 transition count 2346
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 153 place count 144 transition count 2343
Deduced a syphon composed of 3 places in 12 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 159 place count 141 transition count 2343
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 5 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 2 with 154 rules applied. Total rules applied 313 place count 64 transition count 2266
Applied a total of 313 rules in 231 ms. Remains 64 /223 variables (removed 159) and now considering 2266/2425 (removed 159) transitions.
[2025-06-07 18:03:07] [INFO ] Flow matrix only has 1523 transitions (discarded 743 similar events)
// Phase 1: matrix 1523 rows 64 cols
[2025-06-07 18:03:07] [INFO ] Computed 18 invariants in 50 ms
[2025-06-07 18:03:08] [INFO ] Implicit Places using invariants in 1147 ms returned [50]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1199 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 63/223 places, 2266/2425 transitions.
Applied a total of 0 rules in 13 ms. Remains 63 /63 variables (removed 0) and now considering 2266/2266 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1458 ms. Remains : 63/223 places, 2266/2425 transitions.
Discarding 30 transitions out of 2266. Remains 2236
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 5706 ms. (7 steps per ms) remains 1861/2235 properties
BEST_FIRST walk for 124 steps (8 resets) in 25 ms. (4 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 42 ms. (2 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 28 ms. (4 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 22 ms. (5 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 24 ms. (4 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 24 ms. (4 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 22 ms. (5 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 1861/1861 properties
BEST_FIRST walk for 124 steps (8 resets) in 4 ms. (24 steps per ms) remains 1861/1861 properties
[2025-06-07 18:03:10] [INFO ] Flow matrix only has 1523 transitions (discarded 743 similar events)
// Phase 1: matrix 1523 rows 63 cols
[2025-06-07 18:03:10] [INFO ] Computed 17 invariants in 32 ms
[2025-06-07 18:03:10] [INFO ] State equation strengthened by 746 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 1861 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 39/1586 variables, and 39 constraints, problems are : Problem set: 0 solved, 1861 unsolved in 5047 ms.
Refiners :[Domain max(s): 39/63 constraints, Positive P Invariants (semi-flows): 0/11 constraints, Generalized P Invariants (flows): 0/6 constraints, State Equation: 0/63 constraints, ReadFeed: 0/746 constraints, PredecessorRefiner: 1861/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1861 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 1861 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1861 unsolved
At refinement iteration 2 (OVERLAPS) 3/42 variables, 7/46 constraints. Problems are: Problem set: 0 solved, 1861 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 1861 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 42/1586 variables, and 49 constraints, problems are : Problem set: 0 solved, 1861 unsolved in 5031 ms.
Refiners :[Domain max(s): 42/63 constraints, Positive P Invariants (semi-flows): 7/11 constraints, Generalized P Invariants (flows): 0/6 constraints, State Equation: 0/63 constraints, ReadFeed: 0/746 constraints, PredecessorRefiner: 1861/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 35803ms problems are : Problem set: 0 solved, 1861 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 39 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 2266/2266 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 63 transition count 2263
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 5 place count 61 transition count 2246
Iterating global reduction 1 with 2 rules applied. Total rules applied 7 place count 61 transition count 2246
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 9 place count 61 transition count 2244
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 13 place count 59 transition count 2268
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 14 place count 59 transition count 2267
Free-agglomeration rule applied 5 times.
Iterating global reduction 3 with 5 rules applied. Total rules applied 19 place count 59 transition count 2262
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 39 place count 54 transition count 2247
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 4 with 13 rules applied. Total rules applied 52 place count 54 transition count 2234
Applied a total of 52 rules in 1101 ms. Remains 54 /63 variables (removed 9) and now considering 2234/2266 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1102 ms. Remains : 54/63 places, 2234/2266 transitions.
RANDOM walk for 1817946 steps (4 resets) in 38608 ms. (47 steps per ms) remains 0/1861 properties
Able to resolve query QuasiLiveness after proving 2236 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 53461 ms.
ITS solved all properties within timeout

BK_STOP 1749319439907

--------------------
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="ErlangenMainframeV0-PT-0606"
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 ErlangenMainframeV0-PT-0606, 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 r266-tall-174931350200177"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV0-PT-0606.tgz
mv ErlangenMainframeV0-PT-0606 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 ;