Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r162-smll-177961107900479.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is LeafsetExtension-PT-S16C2, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107900479
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 11K Mar 7 16:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 7 16:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 7 16:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 7 16:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K Mar 15 11:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Mar 15 11:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Mar 15 11:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 11:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K Mar 7 16:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 135K Mar 7 16:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 21K Mar 7 16:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Mar 7 16:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Mar 15 11:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 905K Mar 3 18:30 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 LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-00
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-01
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-02
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-03
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-04
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-05
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-06
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-07
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-08
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-09
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-10
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-11
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-12
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-13
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-14
FORMULA_NAME LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779913029763

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LeafsetExtension-PT-S16C2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-27 20:17:12] [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]
[2026-05-27 20:17:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 20:17:12] [INFO ] Load time of PNML (sax parser for PT used): 352 ms
[2026-05-27 20:17:12] [INFO ] Transformed 1542 places.
[2026-05-27 20:17:12] [INFO ] Transformed 1449 transitions.
[2026-05-27 20:17:12] [INFO ] Parsed PT model containing 1542 places and 1449 transitions and 4668 arcs in 598 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 38 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (2182 resets) in 2760 ms. (14 steps per ms) remains 5/16 properties
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (274 resets) in 1071 ms. (37 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (176 resets) in 199 ms. (200 steps per ms) remains 4/5 properties
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2026-05-27 20:17:14] [INFO ] Flatten gal took : 669 ms
BEST_FIRST walk for 40004 steps (343 resets) in 898 ms. (44 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (318 resets) in 991 ms. (40 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (307 resets) in 242 ms. (164 steps per ms) remains 4/4 properties
[2026-05-27 20:17:14] [INFO ] Flatten gal took : 388 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14297676969349750896.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9962054392656751561.kers'
[2026-05-27 20:17:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14297676969349750896.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9962054392656751561.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 2 ms.
// Phase 1: matrix 1449 rows 1522 cols 4036 entries
Finished phase 1 with 879 SingleSign rule and 570 generalized
[2026-05-27 20:17:14] [INFO ] Computed 93 invariants in 22 ms
Computed 93 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-9962054392656751561.kers
Total runtime 28 ms.
[2026-05-27 20:17:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18268282974723652825.gal : 163 ms
[2026-05-27 20:17:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7741617747535874829.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18268282974723652825.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7741617747535874829.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Excessive predecessor constraint size, skipping predecessor.
Loading property file /tmp/ReachabilityCardinality7741617747535874829.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/138 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1230/1368 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-03 is UNSAT
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-09 is UNSAT
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (INCLUDED_ONLY) 0/1368 variables, 9/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1368 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 3/1371 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1371 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-11 is UNSAT
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 170/1541 variables, 48/92 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1541 variables, 0/92 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1542 variables, 1/93 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1542 variables, 0/93 constraints. Problems are: Problem set: 3 solved, 1 unsolved
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :12 after 14
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :14 after 15
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :15 after 16
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :16 after 17
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :17 after 24
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :24 after 25
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :25 after 33
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :33 after 46
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :46 after 64
At refinement iteration 10 (OVERLAPS) 1449/2991 variables, 1542/1635 constraints. Problems are: Problem set: 3 solved, 1 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :64 after 97
At refinement iteration 11 (INCLUDED_ONLY) 0/2991 variables, 0/1635 constraints. Problems are: Problem set: 3 solved, 1 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :97 after 168
At refinement iteration 12 (OVERLAPS) 0/2991 variables, 0/1635 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2991/2991 variables, and 1635 constraints, problems are : Problem set: 3 solved, 1 unsolved in 2626 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 57/57 constraints, State Equation: 1542/1542 constraints, PredecessorRefiner: 4/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 162/164 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/166 variables, 2/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1078/1244 variables, 40/44 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1244 variables, 0/44 constraints. Problems are: Problem set: 3 solved, 1 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :168 after 299
At refinement iteration 7 (OVERLAPS) 276/1520 variables, 32/76 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1520 variables, 0/76 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 22/1542 variables, 17/93 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1542 variables, 0/93 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1449/2991 variables, 1542/1635 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2991 variables, 1/1636 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2991 variables, 0/1636 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2991 variables, 0/1636 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2991/2991 variables, and 1636 constraints, problems are : Problem set: 3 solved, 1 unsolved in 1760 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 57/57 constraints, State Equation: 1542/1542 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4689ms problems are : Problem set: 3 solved, 1 unsolved
Finished Parikh walk after 14 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=7 )
FORMULA LeafsetExtension-PT-S16C2-ReachabilityFireability-2024-12 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 15 ms.
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 7464 ms.

BK_STOP 1779913039645

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="LeafsetExtension-PT-S16C2"
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 2-5973"
echo " Executing tool itstools"
echo " Input is LeafsetExtension-PT-S16C2, 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 r162-smll-177961107900479"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S16C2.tgz
mv LeafsetExtension-PT-S16C2 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 ;