Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200103.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 itstools
Input is Szymanski-PT-a06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200103
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 243K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 101K May 29 14:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-00
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-01
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-02
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-03
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-04
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-05
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-06
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-07
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-08
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-09
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-10
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-11
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-12
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-13
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-14
FORMULA_NAME Szymanski-PT-a06-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749170607314

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-a06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-06 00:43:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 00:43:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 00:43:28] [INFO ] Load time of PNML (sax parser for PT used): 97 ms
[2025-06-06 00:43:28] [INFO ] Transformed 61 places.
[2025-06-06 00:43:28] [INFO ] Transformed 224 transitions.
[2025-06-06 00:43:28] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 253 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40001 steps (61 resets) in 1000 ms. (39 steps per ms) remains 10/14 properties
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-06 00:43:29] [INFO ] Flatten gal took : 109 ms
[2025-06-06 00:43:29] [INFO ] Flatten gal took : 40 ms
[2025-06-06 00:43:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14581537738426443017.gal : 23 ms
BEST_FIRST walk for 40004 steps (8 resets) in 904 ms. (44 steps per ms) remains 10/10 properties
[2025-06-06 00:43:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2702144840549081090.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14581537738426443017.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2702144840549081090.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2702144840549081090.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :13 after 94
BEST_FIRST walk for 40004 steps (8 resets) in 462 ms. (86 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :94 after 1174
BEST_FIRST walk for 40002 steps (8 resets) in 247 ms. (161 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 166 ms. (239 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :1174 after 17572
BEST_FIRST walk for 40004 steps (24 resets) in 143 ms. (277 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 324 ms. (123 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (23 resets) in 102 ms. (388 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :17572 after 73644
BEST_FIRST walk for 40002 steps (8 resets) in 155 ms. (256 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (21 resets) in 179 ms. (222 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 93 ms. (425 steps per ms) remains 10/10 properties
[2025-06-06 00:43:30] [INFO ] Flow matrix only has 79 transitions (discarded 137 similar events)
// Phase 1: matrix 79 rows 49 cols
[2025-06-06 00:43:30] [INFO ] Computed 3 invariants in 7 ms
[2025-06-06 00:43:30] [INFO ] State equation strengthened by 9 read => feed constraints.
Invariant property Szymanski-PT-a06-ReachabilityFireability-2025-07 does not hold.
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :73644 after 236283
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem Szymanski-PT-a06-ReachabilityFireability-2025-06 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-06 TRUE TECHNIQUES SMT_REFINEMENT
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :236283 after 320590
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 8 unsolved
Problem Szymanski-PT-a06-ReachabilityFireability-2025-01 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a06-ReachabilityFireability-2025-02 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a06-ReachabilityFireability-2025-03 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a06-ReachabilityFireability-2025-09 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a06-ReachabilityFireability-2025-12 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-12 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a06-ReachabilityFireability-2025-15 is UNSAT
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 6/48 variables, 2/2 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/49 variables, 1/3 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/128 variables, 49/52 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 9/61 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/61 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/61 constraints. Problems are: Problem set: 8 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 61 constraints, problems are : Problem set: 8 solved, 2 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 10/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 27/48 variables, 2/2 constraints. Problems are: Problem set: 8 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property Szymanski-PT-a06-ReachabilityFireability-2025-14 is true.
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
[2025-06-06 00:43:30] [INFO ] Deduced a trap composed of 8 places in 76 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 1/3 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/49 variables, 1/4 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/4 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 79/128 variables, 49/53 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 9/62 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 1/63 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/128 variables, 0/63 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/128 variables, 0/63 constraints. Problems are: Problem set: 9 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 63 constraints, problems are : Problem set: 9 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 706ms problems are : Problem set: 9 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 216/216 transitions.
Graph (complete) has 251 edges and 49 vertex of which 47 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 47 transition count 215
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 43 transition count 199
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 43 transition count 199
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 1 with 16 rules applied. Total rules applied 26 place count 43 transition count 183
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 28 place count 41 transition count 175
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 41 transition count 175
Applied a total of 30 rules in 58 ms. Remains 41 /49 variables (removed 8) and now considering 175/216 (removed 41) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 41/49 places, 175/216 transitions.
RANDOM walk for 40010 steps (25 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (13 resets) in 76 ms. (519 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 512 steps, run visited all 1 properties in 8 ms. (steps per millisecond=64 )
Probabilistic random walk after 512 steps, saw 365 distinct states, run finished after 12 ms. (steps per millisecond=42 ) properties seen :1
FORMULA Szymanski-PT-a06-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 2476 ms.

BK_STOP 1749170611210

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="Szymanski-PT-a06"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Szymanski-PT-a06, 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 r240-tall-174915589200103"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a06.tgz
mv Szymanski-PT-a06 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.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 ;