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.r082-smll-177946993600153.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 DBSingleClientW-PT-d1m06, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600153
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 828K
-rw-r--r-- 1 mcc users 7.4K Mar 6 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 6 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 18:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 18:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 6 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 6 18:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Mar 6 18:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:48 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 432K 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 DBSingleClientW-PT-d1m06-CTLCardinality-2024-00
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-01
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-02
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-03
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-04
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-05
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-06
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-07
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-08
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-09
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-10
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-11
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-12
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-13
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-14
FORMULA_NAME DBSingleClientW-PT-d1m06-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779566600249

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d1m06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-05-23 20:03:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 20:03:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 20:03:23] [INFO ] Load time of PNML (sax parser for PT used): 252 ms
[2026-05-23 20:03:23] [INFO ] Transformed 1440 places.
[2026-05-23 20:03:23] [INFO ] Transformed 672 transitions.
[2026-05-23 20:03:23] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 431 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 24 ms.
Deduced a syphon composed of 1093 places in 11 ms
Reduce places removed 1093 places and 0 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 347 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 347/347 places, 672/672 transitions.
Reduce places removed 20 places and 0 transitions.
Ensure Unique test removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 327 transition count 611
Discarding 91 places :
Symmetric choice reduction at 1 with 91 rule applications. Total rules 172 place count 236 transition count 342
Iterating global reduction 1 with 91 rules applied. Total rules applied 263 place count 236 transition count 342
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 236 transition count 338
Discarding 65 places :
Symmetric choice reduction at 2 with 65 rule applications. Total rules 332 place count 171 transition count 273
Iterating global reduction 2 with 65 rules applied. Total rules applied 397 place count 171 transition count 273
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 403 place count 171 transition count 267
Discarding 31 places :
Symmetric choice reduction at 3 with 31 rule applications. Total rules 434 place count 140 transition count 215
Iterating global reduction 3 with 31 rules applied. Total rules applied 465 place count 140 transition count 215
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 3 with 13 rules applied. Total rules applied 478 place count 140 transition count 202
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 486 place count 132 transition count 189
Iterating global reduction 4 with 8 rules applied. Total rules applied 494 place count 132 transition count 189
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 496 place count 132 transition count 187
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 500 place count 128 transition count 183
Iterating global reduction 5 with 4 rules applied. Total rules applied 504 place count 128 transition count 183
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 505 place count 128 transition count 182
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 508 place count 125 transition count 179
Iterating global reduction 6 with 3 rules applied. Total rules applied 511 place count 125 transition count 179
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 512 place count 124 transition count 177
Iterating global reduction 6 with 1 rules applied. Total rules applied 513 place count 124 transition count 177
Applied a total of 513 rules in 148 ms. Remains 124 /347 variables (removed 223) and now considering 177/672 (removed 495) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8072284320361731043.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-160526676787716573.kers'
[2026-05-23 20:03:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8072284320361731043.kers, --Pflows, --basisKERS=/tmp/petrispot-output-160526676787716573.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 177 rows 124 cols 566 entries
Finished phase 1 with 119 SingleSign rule and 3 generalized
[2026-05-23 20:03:23] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-160526676787716573.kers
Total runtime 2 ms.
[2026-05-23 20:03:24] [INFO ] Implicit Places using invariants in 610 ms returned []
[2026-05-23 20:03:24] [INFO ] Invariant cache hit.
[2026-05-23 20:03:24] [INFO ] State equation strengthened by 65 read => feed constraints.
[2026-05-23 20:03:25] [INFO ] Implicit Places using invariants and state equation in 1309 ms returned []
Implicit Place search using SMT with State Equation took 1978 ms to find 0 implicit places.
Running 176 sub problems to find dead transitions.
[2026-05-23 20:03:25] [INFO ] Invariant cache hit.
[2026-05-23 20:03:25] [INFO ] State equation strengthened by 65 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 2 (OVERLAPS) 1/123 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 4 (OVERLAPS) 177/300 variables, 123/125 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 65/190 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/300 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 7 (OVERLAPS) 1/301 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 9 (OVERLAPS) 0/301 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 176 unsolved
No progress, stopping.
After SMT solving in domain Real declared 301/301 variables, and 191 constraints, problems are : Problem set: 0 solved, 176 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 124/124 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 176/176 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 176 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 2 (OVERLAPS) 1/123 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 4 (OVERLAPS) 177/300 variables, 123/125 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 65/190 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/300 variables, 164/354 constraints. Problems are: Problem set: 0 solved, 176 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 300/301 variables, and 354 constraints, problems are : Problem set: 0 solved, 176 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 123/124 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 164/176 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60643ms problems are : Problem set: 0 solved, 176 unsolved
Search for dead transitions found 0 dead transitions in 60670ms
Starting structural reductions in LTL mode, iteration 1 : 124/347 places, 177/672 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62875 ms. Remains : 124/347 places, 177/672 transitions.
Starting structural reductions in LTL mode, iteration 0 : 124/124 places, 177/177 transitions.
Applied a total of 0 rules in 3 ms. Remains 124 /124 variables (removed 0) and now considering 177/177 (removed 0) transitions.
[2026-05-23 20:04:26] [INFO ] Invariant cache hit.
[2026-05-23 20:04:26] [INFO ] Implicit Places using invariants in 210 ms returned []
[2026-05-23 20:04:26] [INFO ] Invariant cache hit.
[2026-05-23 20:04:26] [INFO ] State equation strengthened by 65 read => feed constraints.
[2026-05-23 20:04:27] [INFO ] Implicit Places using invariants and state equation in 1054 ms returned []
Implicit Place search using SMT with State Equation took 1266 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1291 ms. Remains : 124/124 places, 177/177 transitions.
Support contains 21 out of 124 places after structural reductions.
[2026-05-23 20:04:27] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2026-05-23 20:04:27] [INFO ] Flatten gal took : 75 ms
[2026-05-23 20:04:27] [INFO ] Initial state reduction rules for CTL removed 5 formulas.
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 20:04:27] [INFO ] Flatten gal took : 35 ms
[2026-05-23 20:04:27] [INFO ] Input system was already deterministic with 177 transitions.
Support contains 7 out of 124 places (down from 21) after GAL structural reductions.
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (9167 resets) in 2575 ms. (15 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40003 steps (4014 resets) in 583 ms. (68 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (3900 resets) in 323 ms. (123 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (3931 resets) in 123 ms. (322 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (3919 resets) in 121 ms. (327 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (3873 resets) in 140 ms. (283 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (3925 resets) in 124 ms. (320 steps per ms) remains 6/6 properties
[2026-05-23 20:04:29] [INFO ] Invariant cache hit.
[2026-05-23 20:04:29] [INFO ] State equation strengthened by 65 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 47/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 35/88 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 139/227 variables, 88/90 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/227 variables, 27/117 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/227 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
At refinement iteration 8 (OVERLAPS) 70/297 variables, 34/151 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/297 variables, 36/187 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/297 variables, 0/187 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 4/301 variables, 2/189 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/301 variables, 2/191 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Problem AtomicPropp0 is UNSAT
At refinement iteration 13 (INCLUDED_ONLY) 0/301 variables, 1/192 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/301 variables, 0/192 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/301 variables, 0/192 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 301/301 variables, and 192 constraints, problems are : Problem set: 4 solved, 2 unsolved in 1162 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 124/124 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 47/49 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 36/85 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 136/221 variables, 85/87 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 24/111 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 1/112 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 0/112 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 76/297 variables, 37/149 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/297 variables, 39/188 constraints. Problems are: Problem set: 4 solved, 2 unsolved
Problem AtomicPropp2 is UNSAT
At refinement iteration 11 (INCLUDED_ONLY) 0/297 variables, 1/189 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/297 variables, 1/190 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/297 variables, 0/190 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 4/301 variables, 2/192 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/301 variables, 2/194 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/301 variables, 0/194 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/301 variables, 0/194 constraints. Problems are: Problem set: 5 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 301/301 variables, and 194 constraints, problems are : Problem set: 5 solved, 1 unsolved in 483 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 124/124 constraints, ReadFeed: 65/65 constraints, PredecessorRefiner: 2/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1654ms problems are : Problem set: 5 solved, 1 unsolved
Parikh walk visited 0 properties in 46 ms.
Support contains 1 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 177/177 transitions.
Graph (complete) has 399 edges and 124 vertex of which 122 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 122 transition count 173
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 19 place count 108 transition count 155
Iterating global reduction 1 with 14 rules applied. Total rules applied 33 place count 108 transition count 155
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 36 place count 108 transition count 152
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 48 place count 96 transition count 135
Iterating global reduction 2 with 12 rules applied. Total rules applied 60 place count 96 transition count 135
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 67 place count 96 transition count 128
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 73 place count 90 transition count 122
Iterating global reduction 3 with 6 rules applied. Total rules applied 79 place count 90 transition count 122
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 81 place count 90 transition count 120
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 84 place count 87 transition count 114
Iterating global reduction 4 with 3 rules applied. Total rules applied 87 place count 87 transition count 114
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 90 place count 87 transition count 111
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 91 place count 86 transition count 110
Iterating global reduction 5 with 1 rules applied. Total rules applied 92 place count 86 transition count 110
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 93 place count 85 transition count 109
Iterating global reduction 5 with 1 rules applied. Total rules applied 94 place count 85 transition count 109
Applied a total of 94 rules in 70 ms. Remains 85 /124 variables (removed 39) and now considering 109/177 (removed 68) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 85/124 places, 109/177 transitions.
RANDOM walk for 40000 steps (9121 resets) in 195 ms. (204 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3760 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 14636 steps, run visited all 1 properties in 110 ms. (steps per millisecond=133 )
Probabilistic random walk after 14636 steps, saw 6933 distinct states, run finished after 117 ms. (steps per millisecond=125 ) properties seen :1
Successfully simplified 5 atomic propositions for a total of 4 simplifications.
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 20:04:31] [INFO ] Flatten gal took : 21 ms
[2026-05-23 20:04:31] [INFO ] Flatten gal took : 23 ms
[2026-05-23 20:04:31] [INFO ] Input system was already deterministic with 177 transitions.
Computed a total of 5 stabilizing places and 15 stable transitions
Graph (complete) has 431 edges and 124 vertex of which 122 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 124/124 places, 177/177 transitions.
Graph (complete) has 431 edges and 124 vertex of which 123 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 123 transition count 175
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 17 place count 109 transition count 157
Iterating global reduction 1 with 14 rules applied. Total rules applied 31 place count 109 transition count 157
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 34 place count 109 transition count 154
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 46 place count 97 transition count 137
Iterating global reduction 2 with 12 rules applied. Total rules applied 58 place count 97 transition count 137
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 65 place count 97 transition count 130
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 71 place count 91 transition count 124
Iterating global reduction 3 with 6 rules applied. Total rules applied 77 place count 91 transition count 124
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 79 place count 91 transition count 122
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 82 place count 88 transition count 116
Iterating global reduction 4 with 3 rules applied. Total rules applied 85 place count 88 transition count 116
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 88 place count 88 transition count 113
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 89 place count 87 transition count 112
Iterating global reduction 5 with 1 rules applied. Total rules applied 90 place count 87 transition count 112
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 91 place count 86 transition count 111
Iterating global reduction 5 with 1 rules applied. Total rules applied 92 place count 86 transition count 111
Applied a total of 92 rules in 55 ms. Remains 86 /124 variables (removed 38) and now considering 111/177 (removed 66) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15969855089152003553.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14912398563892929467.kers'
[2026-05-23 20:04:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15969855089152003553.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14912398563892929467.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 111 rows 86 cols 358 entries
Finished phase 1 with 82 SingleSign rule and 2 generalized
[2026-05-23 20:04:31] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14912398563892929467.kers
Total runtime 1 ms.
[2026-05-23 20:04:31] [INFO ] Implicit Places using invariants in 140 ms returned []
[2026-05-23 20:04:31] [INFO ] Invariant cache hit.
[2026-05-23 20:04:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-23 20:04:31] [INFO ] Implicit Places using invariants and state equation in 406 ms returned []
Implicit Place search using SMT with State Equation took 550 ms to find 0 implicit places.
[2026-05-23 20:04:31] [INFO ] Redundant transitions in 4 ms returned []
Running 110 sub problems to find dead transitions.
[2026-05-23 20:04:31] [INFO ] Invariant cache hit.
[2026-05-23 20:04:31] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (OVERLAPS) 1/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 4 (OVERLAPS) 111/197 variables, 86/88 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 38/126 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/197 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 8 (OVERLAPS) 0/197 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/197 variables, 3/131 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/197 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 11 (OVERLAPS) 0/197 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 110 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 131 constraints, problems are : Problem set: 0 solved, 110 unsolved in 11392 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 110 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 6 (OVERLAPS) 111/197 variables, 86/93 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/197 variables, 38/131 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/197 variables, 110/241 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/197 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 10 (OVERLAPS) 0/197 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 110 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 241 constraints, problems are : Problem set: 0 solved, 110 unsolved in 23561 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35063ms problems are : Problem set: 0 solved, 110 unsolved
Search for dead transitions found 0 dead transitions in 35066ms
Starting structural reductions in SI_CTL mode, iteration 1 : 86/124 places, 111/177 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 35686 ms. Remains : 86/124 places, 111/177 transitions.
[2026-05-23 20:05:06] [INFO ] Flatten gal took : 8 ms
[2026-05-23 20:05:06] [INFO ] Flatten gal took : 9 ms
[2026-05-23 20:05:06] [INFO ] Input system was already deterministic with 111 transitions.
[2026-05-23 20:05:07] [INFO ] Flatten gal took : 12 ms
[2026-05-23 20:05:07] [INFO ] Flatten gal took : 8 ms
[2026-05-23 20:05:07] [INFO ] Time to serialize gal into /tmp/CTLCardinality1818824275958198550.gal : 4 ms
[2026-05-23 20:05:07] [INFO ] Time to serialize properties into /tmp/CTLCardinality867441481314740759.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality1818824275958198550.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality867441481314740759.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,478988,3.20898,74984,2,12073,5,241314,6,0,455,238953,0


Converting to forward existential form...Done !
original formula: AF(AG((p15>0)))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !((p15>0))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t11, t12, t41, t48, t54, t55, t56, t72, t79, t80, t81, t82, t83, t84, t85, t86, t...384
(forward)formula 0,0,15.1317,319240,1,0,393,1.21648e+06,250,236,3201,1.47032e+06,399
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 124/124 places, 177/177 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 123 transition count 175
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 18 place count 108 transition count 156
Iterating global reduction 1 with 15 rules applied. Total rules applied 33 place count 108 transition count 156
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 36 place count 108 transition count 153
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 49 place count 95 transition count 134
Iterating global reduction 2 with 13 rules applied. Total rules applied 62 place count 95 transition count 134
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 70 place count 95 transition count 126
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 76 place count 89 transition count 120
Iterating global reduction 3 with 6 rules applied. Total rules applied 82 place count 89 transition count 120
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 84 place count 89 transition count 118
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 88 place count 85 transition count 106
Iterating global reduction 4 with 4 rules applied. Total rules applied 92 place count 85 transition count 106
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 95 place count 85 transition count 103
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 96 place count 84 transition count 102
Iterating global reduction 5 with 1 rules applied. Total rules applied 97 place count 84 transition count 102
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 98 place count 83 transition count 101
Iterating global reduction 5 with 1 rules applied. Total rules applied 99 place count 83 transition count 101
Applied a total of 99 rules in 20 ms. Remains 83 /124 variables (removed 41) and now considering 101/177 (removed 76) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4290221200651160490.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1558636670286487711.kers'
[2026-05-23 20:05:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4290221200651160490.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1558636670286487711.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 101 rows 83 cols 333 entries
Finished phase 1 with 79 SingleSign rule and 2 generalized
[2026-05-23 20:05:22] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1558636670286487711.kers
Total runtime 1 ms.
[2026-05-23 20:05:22] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-23 20:05:22] [INFO ] Invariant cache hit.
[2026-05-23 20:05:22] [INFO ] State equation strengthened by 31 read => feed constraints.
[2026-05-23 20:05:22] [INFO ] Implicit Places using invariants and state equation in 275 ms returned []
Implicit Place search using SMT with State Equation took 371 ms to find 0 implicit places.
Running 100 sub problems to find dead transitions.
[2026-05-23 20:05:22] [INFO ] Invariant cache hit.
[2026-05-23 20:05:22] [INFO ] State equation strengthened by 31 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 101/184 variables, 83/85 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/184 variables, 31/116 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/184 variables, 9/125 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/184 variables, 3/128 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 1/129 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/184 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 10 (OVERLAPS) 0/184 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 184/184 variables, and 129 constraints, problems are : Problem set: 0 solved, 100 unsolved in 10845 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 13/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 101/184 variables, 83/98 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/184 variables, 31/129 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/184 variables, 100/229 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 0/184 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Int declared 184/184 variables, and 229 constraints, problems are : Problem set: 0 solved, 100 unsolved in 15674 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26588ms problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 26589ms
Starting structural reductions in LTL mode, iteration 1 : 83/124 places, 101/177 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26982 ms. Remains : 83/124 places, 101/177 transitions.
[2026-05-23 20:05:49] [INFO ] Flatten gal took : 7 ms
[2026-05-23 20:05:49] [INFO ] Flatten gal took : 7 ms
[2026-05-23 20:05:49] [INFO ] Input system was already deterministic with 101 transitions.
[2026-05-23 20:05:49] [INFO ] Flatten gal took : 7 ms
[2026-05-23 20:05:49] [INFO ] Flatten gal took : 7 ms
[2026-05-23 20:05:49] [INFO ] Time to serialize gal into /tmp/CTLCardinality10583675080144156602.gal : 3 ms
[2026-05-23 20:05:49] [INFO ] Time to serialize properties into /tmp/CTLCardinality16130585912065022509.ctl : 1 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality10583675080144156602.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality16130585912065022509.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,438492,2.14895,53224,2,10068,5,166615,6,0,433,177257,0


Converting to forward existential form...Done !
original formula: AG((AX(FALSE) + EX(TRUE)))
=> equivalent forward existential formula: [(EY((FwdU(Init,TRUE) * !(EX(TRUE)))) * !(FALSE))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t11, t12, t39, t45, t46, t47, t63, t70, t71, t72, t73, t74, t75, t76, t77, t78, t...364
(forward)formula 0,1,4.98132,99416,1,0,191,387494,217,78,2968,270499,209
FORMULA DBSingleClientW-PT-d1m06-CTLCardinality-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 20:05:54] [INFO ] Flatten gal took : 12 ms
[2026-05-23 20:05:54] [INFO ] Flatten gal took : 12 ms
Total runtime 151828 ms.

BK_STOP 1779566754461

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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 CTLCardinality -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="DBSingleClientW-PT-d1m06"
export BK_EXAMINATION="CTLCardinality"
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 DBSingleClientW-PT-d1m06, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r082-smll-177946993600153"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m06.tgz
mv DBSingleClientW-PT-d1m06 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;