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.r098-tall-177955695800830.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 DNAwalker-PT-14ringLRLarge, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800830
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 7.1K Mar 6 15:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 6 15:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 6 15:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 6 15:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 09:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 09:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 15:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 6 15:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 6 15:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 14 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 135K 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 DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-00
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-01
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-02
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-03
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-04
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-05
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-06
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-07
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-08
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-09
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-10
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-11
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-12
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-13
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-14
FORMULA_NAME DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779669624885

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-14ringLRLarge
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-25 00:40:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 00:40:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 00:40:26] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2026-05-25 00:40:26] [INFO ] Transformed 33 places.
[2026-05-25 00:40:26] [INFO ] Transformed 312 transitions.
[2026-05-25 00:40:26] [INFO ] Parsed PT model containing 33 places and 312 transitions and 916 arcs in 169 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-25 00:40:26] [INFO ] Flatten gal took : 81 ms
[2026-05-25 00:40:26] [INFO ] Flatten gal took : 54 ms
[2026-05-25 00:40:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10163946182006184122.gal : 33 ms
[2026-05-25 00:40:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality128819819055539437.prop : 7 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/ReachabilityCardinality10163946182006184122.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality128819819055539437.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 ...328
Loading property file /tmp/ReachabilityCardinality128819819055539437.prop.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :4 after 100
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :100 after 856
RANDOM walk for 40000 steps (3088 resets) in 2214 ms. (18 steps per ms) remains 9/13 properties
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :856 after 3625
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :3625 after 3863
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :3863 after 7519
Invariant property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-08 does not hold.
Invariant property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-03 does not hold.
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :7519 after 52671
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :52671 after 57514
BEST_FIRST walk for 40004 steps (239 resets) in 170 ms. (233 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (172 resets) in 381 ms. (104 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (239 resets) in 184 ms. (216 steps per ms) remains 9/9 properties
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :57514 after 202152
BEST_FIRST walk for 40004 steps (226 resets) in 194 ms. (205 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (208 resets) in 117 ms. (339 steps per ms) remains 9/9 properties
Reachability property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-06 is true.
BEST_FIRST walk for 40004 steps (208 resets) in 792 ms. (50 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (192 resets) in 140 ms. (283 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (254 resets) in 229 ms. (173 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (224 resets) in 131 ms. (303 steps per ms) remains 9/9 properties
[2026-05-25 00:40:27] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16140801189575948875.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4279450450872799821.kers'
[2026-05-25 00:40:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16140801189575948875.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4279450450872799821.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:40:27] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4279450450872799821.kers
Total runtime 2 ms.
[2026-05-25 00:40:27] [INFO ] State equation strengthened by 71 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-04 is UNSAT
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Problem DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-00 is UNSAT
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-01 is UNSAT
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :202152 after 778783
Problem DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-10 is UNSAT
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-13 is UNSAT
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 310/343 variables, 33/33 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/343 variables, 70/103 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 5 solved, 4 unsolved
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :778783 after 1.01749e+06
At refinement iteration 5 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 5 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 5 solved, 4 unsolved in 1522 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 8/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 4 unsolved
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :1.01749e+06 after 1.97691e+06
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 33 constraints, problems are : Problem set: 5 solved, 4 unsolved in 4168 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 0/71 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5811ms problems are : Problem set: 5 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 33 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 33 transition count 310
Applied a total of 2 rules in 39 ms. Remains 33 /33 variables (removed 0) and now considering 310/312 (removed 2) transitions.
Running 280 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1417201178823125143.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13638316601271567560.kers'
[2026-05-25 00:40:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1417201178823125143.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13638316601271567560.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:40:33] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13638316601271567560.kers
Total runtime 3 ms.
[2026-05-25 00:40:33] [INFO ] State equation strengthened by 70 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 280 unsolved
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :1.97691e+06 after 1.85792e+07
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 280 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 343/343 variables, and 103 constraints, problems are : Problem set: 0 solved, 280 unsolved in 20030 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 280/280 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 280 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 280/377 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 280 unsolved
At refinement iteration 5 (OVERLAPS) 12/343 variables, 6/383 constraints. Problems are: Problem set: 0 solved, 280 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/343 variables, and 383 constraints, problems are : Problem set: 0 solved, 280 unsolved in 20032 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 280/280 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40278ms problems are : Problem set: 0 solved, 280 unsolved
Search for dead transitions found 0 dead transitions in 40281ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40357 ms. Remains : 33/33 places, 310/312 transitions.
RANDOM walk for 40000 steps (3059 resets) in 305 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (237 resets) in 159 ms. (250 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (207 resets) in 85 ms. (465 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (214 resets) in 178 ms. (223 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (252 resets) in 159 ms. (250 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 1036494 steps, run timeout after 3001 ms. (steps per millisecond=345 ) properties seen :0 out of 4
Probabilistic random walk after 1036494 steps, saw 145965 distinct states, run finished after 3006 ms. (steps per millisecond=344 ) properties seen :0
[2026-05-25 00:41:17] [INFO ] Invariant cache hit.
[2026-05-25 00:41:17] [INFO ] State equation strengthened by 70 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 310/343 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/343 variables, 70/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 343/343 variables, and 103 constraints, problems are : Problem set: 0 solved, 4 unsolved in 731 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 4/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :1.85792e+07 after 6.6927e+07
After SMT solving in domain Int declared 343/343 variables, and 33 constraints, problems are : Problem set: 0 solved, 4 unsolved in 36098 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 0/70 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36844ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 33 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 310/310 transitions.
Applied a total of 0 rules in 23 ms. Remains 33 /33 variables (removed 0) and now considering 310/310 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 33/33 places, 310/310 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 310/310 transitions.
Applied a total of 0 rules in 9 ms. Remains 33 /33 variables (removed 0) and now considering 310/310 (removed 0) transitions.
[2026-05-25 00:41:54] [INFO ] Invariant cache hit.
[2026-05-25 00:41:54] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-25 00:41:54] [INFO ] Invariant cache hit.
[2026-05-25 00:41:54] [INFO ] State equation strengthened by 70 read => feed constraints.
[2026-05-25 00:41:54] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
[2026-05-25 00:41:54] [INFO ] Redundant transitions in 24 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 33/33 places, 310/310 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 00:41:54] [INFO ] Flatten gal took : 16 ms
[2026-05-25 00:41:54] [INFO ] Applying decomposition
[2026-05-25 00:41:54] [INFO ] Flatten gal took : 14 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7800887401498632535.txt' '-o' '/tmp/graph7800887401498632535.bin' '-w' '/tmp/graph7800887401498632535.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7800887401498632535.bin' '-l' '-1' '-v' '-w' '/tmp/graph7800887401498632535.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:41:54] [INFO ] Decomposing Gal with order
[2026-05-25 00:41:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:41:54] [INFO ] Removed a total of 484 redundant transitions.
[2026-05-25 00:41:54] [INFO ] Flatten gal took : 95 ms
[2026-05-25 00:41:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2026-05-25 00:41:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15827751334996570025.gal : 3 ms
[2026-05-25 00:41:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality229076759733847733.prop : 0 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/ReachabilityCardinality15827751334996570025.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality229076759733847733.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 ...328
Loading property file /tmp/ReachabilityCardinality229076759733847733.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :4 after 104
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :104 after 840
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :840 after 3641
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :3641 after 3888
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :3888 after 7657
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :7657 after 92383
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :92383 after 188962
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :188962 after 483361
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :483361 after 1.65994e+06
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1.65994e+06 after 1.67838e+07
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :1.67838e+07 after 3.5644e+07
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :3.5644e+07 after 8.2203e+07
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :8.2203e+07 after 5.58307e+08
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :1.70877e+09 after 1.8002e+09
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flatf,1.86088e+09,1041.95,261640,2,18792,21,887708,10,0,630,1.58879e+06,0
Total reachable state count : 1860879029

Verifying 4 reachability properties.
Invariant property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-02 is true.
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-02,0,1042.05,261640,1,0,21,887708,10,0,680,1.58879e+06,0
Reachability property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-05 does not hold.
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-05

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-05,0,1042.05,261640,1,0,21,887708,10,0,680,1.58879e+06,0
Reachability property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-09 does not hold.
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-09

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-09,0,1042.05,261640,1,0,21,887708,10,0,684,1.58879e+06,0
Invariant property DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-12 is true.
FORMULA DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DNAwalker-PT-14ringLRLarge-ReachabilityCardinality-2024-12,0,1042.1,261640,1,0,21,887708,10,0,712,1.58879e+06,0
All properties solved without resorting to model-checking.
Total runtime 1131435 ms.

BK_STOP 1779670757603

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="DNAwalker-PT-14ringLRLarge"
export BK_EXAMINATION="ReachabilityCardinality"
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 DNAwalker-PT-14ringLRLarge, 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 r098-tall-177955695800830"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-14ringLRLarge.tgz
mv DNAwalker-PT-14ringLRLarge 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.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 ;