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-177955695600586.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)
................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DLCround-PT-08a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600586
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 900K
-rw-r--r-- 1 mcc users 4.6K Mar 6 17:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 42K Mar 6 17:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 6 17:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 6 17:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 09:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Mar 6 17:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 6 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 6 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 479K 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 DLCround-PT-08a-CTLFireability-2024-00
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-01
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-02
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-03
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-04
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-05
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-06
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-07
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-08
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-09
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-10
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-11
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-12
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-13
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-14
FORMULA_NAME DLCround-PT-08a-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779635898793

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-24 15:18:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 15:18:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 15:18:20] [INFO ] Load time of PNML (sax parser for PT used): 141 ms
[2026-05-24 15:18:20] [INFO ] Transformed 263 places.
[2026-05-24 15:18:20] [INFO ] Transformed 1907 transitions.
[2026-05-24 15:18:20] [INFO ] Found NUPN structural information;
[2026-05-24 15:18:20] [INFO ] Parsed PT model containing 263 places and 1907 transitions and 7354 arcs in 239 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Ensure Unique test removed 187 transitions
Reduce redundant transitions removed 187 transitions.
Support contains 126 out of 263 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 263/263 places, 1720/1720 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 254 transition count 1606
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 254 transition count 1606
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 254 transition count 1605
Drop transitions (Redundant composition of simpler transitions.) removed 540 transitions
Redundant transition composition rules discarded 540 transitions
Iterating global reduction 1 with 540 rules applied. Total rules applied 559 place count 254 transition count 1065
Applied a total of 559 rules in 78 ms. Remains 254 /263 variables (removed 9) and now considering 1065/1720 (removed 655) transitions.
[2026-05-24 15:18:20] [INFO ] Flow matrix only has 176 transitions (discarded 889 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13931382483019764544.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16040571703128942475.kers'
[2026-05-24 15:18:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13931382483019764544.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16040571703128942475.kers]
Normalized transition count is 175 out of 176 initially.
Culling duplicate invariants (modulo rational): removing 144 columns.
Culled 144 columns in 0 ms.
// Phase 1: matrix 175 rows 110 cols 362 entries
Finished phase 1 with 97 SingleSign rule and 0 generalized
[2026-05-24 15:18:20] [INFO ] Computed 157 invariants in 0 ms
Computed 157 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16040571703128942475.kers
Total runtime 2 ms.
[2026-05-24 15:18:20] [INFO ] Implicit Places using invariants in 589 ms returned [110, 113, 115, 116, 120, 121, 123, 124, 125, 126, 127, 128, 129, 130, 132, 134, 135, 137, 138, 142, 144, 145, 146, 147, 148, 150, 151, 153, 156, 157, 159, 161, 162, 164, 166, 168, 170, 172, 174, 176, 178, 179, 180, 183, 185, 186, 188, 192, 193, 194, 195, 197, 198, 200, 205, 208, 211, 212, 214, 215, 217, 221, 223, 224, 226, 230, 232, 233, 234, 235, 236, 238, 239, 241, 244, 245, 248]
Discarding 77 places :
Ensure Unique test removed 386 transitions
Reduce isomorphic transitions removed 386 transitions.
Implicit Place search using SMT only with invariants took 625 ms to find 77 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 177/263 places, 679/1720 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 443 transitions
Redundant transition composition rules discarded 443 transitions
Iterating global reduction 0 with 443 rules applied. Total rules applied 443 place count 177 transition count 236
Applied a total of 443 rules in 6 ms. Remains 177 /177 variables (removed 0) and now considering 236/679 (removed 443) transitions.
[2026-05-24 15:18:20] [INFO ] Flow matrix only has 176 transitions (discarded 60 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7339710475253991161.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13711446110758003432.kers'
[2026-05-24 15:18:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7339710475253991161.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13711446110758003432.kers]
Normalized transition count is 175 out of 176 initially.
Culling duplicate invariants (modulo rational): removing 67 columns.
Culled 67 columns in 0 ms.
// Phase 1: matrix 175 rows 110 cols 362 entries
Finished phase 1 with 97 SingleSign rule and 0 generalized
[2026-05-24 15:18:21] [INFO ] Computed 80 invariants in 0 ms
Computed 80 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13711446110758003432.kers
Total runtime 1 ms.
[2026-05-24 15:18:21] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-24 15:18:21] [INFO ] Flow matrix only has 176 transitions (discarded 60 similar events)
[2026-05-24 15:18:21] [INFO ] Invariant cache hit.
[2026-05-24 15:18:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:18:21] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 184 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 177/263 places, 236/1720 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 922 ms. Remains : 177/263 places, 236/1720 transitions.
Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Applied a total of 0 rules in 2 ms. Remains 177 /177 variables (removed 0) and now considering 236/236 (removed 0) transitions.
[2026-05-24 15:18:21] [INFO ] Flow matrix only has 176 transitions (discarded 60 similar events)
[2026-05-24 15:18:21] [INFO ] Invariant cache hit.
[2026-05-24 15:18:21] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-24 15:18:21] [INFO ] Flow matrix only has 176 transitions (discarded 60 similar events)
[2026-05-24 15:18:21] [INFO ] Invariant cache hit.
[2026-05-24 15:18:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:18:21] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Running 235 sub problems to find dead transitions.
[2026-05-24 15:18:21] [INFO ] Flow matrix only has 176 transitions (discarded 60 similar events)
[2026-05-24 15:18:21] [INFO ] Invariant cache hit.
[2026-05-24 15:18:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 1 (OVERLAPS) 1/110 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 3 (OVERLAPS) 67/177 variables, 67/80 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 5 (OVERLAPS) 175/352 variables, 177/257 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 7 (OVERLAPS) 1/353 variables, 1/258 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/353 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 9 (OVERLAPS) 0/353 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 235 unsolved
No progress, stopping.
After SMT solving in domain Real declared 353/353 variables, and 258 constraints, problems are : Problem set: 0 solved, 235 unsolved in 13884 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, State Equation: 177/177 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 235/235 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 235 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 1 (OVERLAPS) 1/110 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 3 (OVERLAPS) 67/177 variables, 67/80 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 5 (OVERLAPS) 175/352 variables, 177/257 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 235/492 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 8 (OVERLAPS) 1/353 variables, 1/493 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/353 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 10 (OVERLAPS) 0/353 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 235 unsolved
No progress, stopping.
After SMT solving in domain Int declared 353/353 variables, and 493 constraints, problems are : Problem set: 0 solved, 235 unsolved in 14397 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, State Equation: 177/177 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 235/235 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28345ms problems are : Problem set: 0 solved, 235 unsolved
Search for dead transitions found 0 dead transitions in 28366ms
Finished structural reductions in LTL mode , in 1 iterations and 28544 ms. Remains : 177/177 places, 236/236 transitions.
Support contains 126 out of 177 places after structural reductions.
[2026-05-24 15:18:49] [INFO ] Flatten gal took : 51 ms
[2026-05-24 15:18:50] [INFO ] Flatten gal took : 17 ms
[2026-05-24 15:18:50] [INFO ] Input system was already deterministic with 236 transitions.
Support contains 122 out of 177 places (down from 126) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 1369 ms. (29 steps per ms) remains 1/73 properties
BEST_FIRST walk for 40003 steps (8 resets) in 196 ms. (203 steps per ms) remains 1/1 properties
[2026-05-24 15:18:51] [INFO ] Flow matrix only has 176 transitions (discarded 60 similar events)
[2026-05-24 15:18:51] [INFO ] Invariant cache hit.
[2026-05-24 15:18:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp59 is UNSAT
After SMT solving in domain Real declared 13/353 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 3/80 constraints, State Equation: 0/177 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 16 simplifications.
[2026-05-24 15:18:51] [INFO ] Flatten gal took : 21 ms
[2026-05-24 15:18:51] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:18:51] [INFO ] Input system was already deterministic with 236 transitions.
Computed a total of 68 stabilizing places and 1 stable transitions
Graph (complete) has 315 edges and 177 vertex of which 110 are kept as prefixes of interest. Removing 67 places using SCC suffix rule.5 ms
Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 53 places and 0 transitions.
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 124 transition count 236
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 68 place count 109 transition count 206
Iterating global reduction 1 with 15 rules applied. Total rules applied 83 place count 109 transition count 206
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 86 place count 109 transition count 203
Applied a total of 86 rules in 6 ms. Remains 109 /177 variables (removed 68) and now considering 203/236 (removed 33) transitions.
[2026-05-24 15:18:51] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9654356834873431888.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16541805881285948054.kers'
[2026-05-24 15:18:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9654356834873431888.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16541805881285948054.kers]
Normalized transition count is 157 out of 158 initially.
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 157 rows 95 cols 326 entries
Finished phase 1 with 82 SingleSign rule and 0 generalized
[2026-05-24 15:18:51] [INFO ] Computed 27 invariants in 0 ms
Computed 27 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16541805881285948054.kers
Total runtime 1 ms.
[2026-05-24 15:18:51] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 15:18:51] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:18:51] [INFO ] Invariant cache hit.
[2026-05-24 15:18:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:18:51] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 202 sub problems to find dead transitions.
[2026-05-24 15:18:51] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:18:51] [INFO ] Invariant cache hit.
[2026-05-24 15:18:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 14/109 variables, 14/27 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 157/266 variables, 109/136 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/266 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 1/267 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/267 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 9 (OVERLAPS) 0/267 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 137 constraints, problems are : Problem set: 0 solved, 202 unsolved in 9038 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, State Equation: 109/109 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 14/109 variables, 14/27 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 157/266 variables, 109/136 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/266 variables, 202/338 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/266 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (OVERLAPS) 1/267 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/267 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 10 (OVERLAPS) 0/267 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 267/267 variables, and 339 constraints, problems are : Problem set: 0 solved, 202 unsolved in 8020 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, State Equation: 109/109 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17081ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 17082ms
Starting structural reductions in LTL mode, iteration 1 : 109/177 places, 203/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17198 ms. Remains : 109/177 places, 203/236 transitions.
[2026-05-24 15:19:08] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:19:08] [INFO ] Flatten gal took : 6 ms
[2026-05-24 15:19:08] [INFO ] Input system was already deterministic with 203 transitions.
[2026-05-24 15:19:08] [INFO ] Flatten gal took : 6 ms
[2026-05-24 15:19:08] [INFO ] Flatten gal took : 6 ms
[2026-05-24 15:19:08] [INFO ] Time to serialize gal into /tmp/CTLFireability13178130820464825801.gal : 3 ms
[2026-05-24 15:19:08] [INFO ] Time to serialize properties into /tmp/CTLFireability8285090714180120598.ctl : 3 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/CTLFireability13178130820464825801.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8285090714180120598.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 -...284
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,1.13246e+11,0.035038,4644,2,299,5,1179,6,0,553,828,0


Converting to forward existential form...Done !
original formula: AG(A(((!(((p75==1)&&(p158==1))) + AG((((p111==1)&&(p184==1))||((p56==1)&&(p208==1))))) + A(A(((p7==1)&&(p120==1)) U ((p98==1)&&(p246==1))...409
=> equivalent forward existential formula: (([((FwdU(FwdU(Init,TRUE),!((E((!(EX(!(((p107==1)&&(p205==1))))) + (((p28==1)&&(p126==1))&&((p55==1)&&(p211==1))...2857
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,0.112845,7896,1,0,24,22472,37,16,2516,11750,28
FORMULA DLCround-PT-08a-CTLFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Graph (trivial) has 204 edges and 177 vertex of which 86 / 177 are part of one of the 14 SCC in 6 ms
Free SCC test removed 72 places
Ensure Unique test removed 167 transitions
Reduce isomorphic transitions removed 167 transitions.
Graph (complete) has 148 edges and 105 vertex of which 44 are kept as prefixes of interest. Removing 61 places using SCC suffix rule.1 ms
Discarding 61 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 5 place count 44 transition count 66
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 41 transition count 64
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 13 place count 39 transition count 63
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 20 place count 32 transition count 54
Iterating global reduction 3 with 7 rules applied. Total rules applied 27 place count 32 transition count 54
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 31 place count 32 transition count 50
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 32 transition count 50
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 33 place count 31 transition count 49
Iterating global reduction 3 with 1 rules applied. Total rules applied 34 place count 31 transition count 49
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 35 place count 31 transition count 48
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 36 place count 31 transition count 47
Applied a total of 36 rules in 30 ms. Remains 31 /177 variables (removed 146) and now considering 47/236 (removed 189) transitions.
[2026-05-24 15:19:08] [INFO ] Flow matrix only has 28 transitions (discarded 19 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6600362554786293939.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14298668006145767875.kers'
[2026-05-24 15:19:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6600362554786293939.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14298668006145767875.kers]
Normalized transition count is 27 out of 28 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 27 rows 24 cols 60 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 15:19:08] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14298668006145767875.kers
Total runtime 0 ms.
[2026-05-24 15:19:08] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 15:19:08] [INFO ] Flow matrix only has 28 transitions (discarded 19 similar events)
[2026-05-24 15:19:08] [INFO ] Invariant cache hit.
[2026-05-24 15:19:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:19:08] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2026-05-24 15:19:08] [INFO ] Redundant transitions in 0 ms returned []
Running 46 sub problems to find dead transitions.
[2026-05-24 15:19:08] [INFO ] Flow matrix only has 28 transitions (discarded 19 similar events)
[2026-05-24 15:19:08] [INFO ] Invariant cache hit.
[2026-05-24 15:19:08] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 6/31 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 27/58 variables, 31/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/58 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 1/59 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/59 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/59 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 59/59 variables, and 46 constraints, problems are : Problem set: 0 solved, 46 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 31/31 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 6/31 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 27/58 variables, 31/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/58 variables, 46/91 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/58 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 1/59 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/59 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (OVERLAPS) 0/59 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 59/59 variables, and 92 constraints, problems are : Problem set: 0 solved, 46 unsolved in 772 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 31/31 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1496ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1497ms
Starting structural reductions in SI_CTL mode, iteration 1 : 31/177 places, 47/236 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1586 ms. Remains : 31/177 places, 47/236 transitions.
[2026-05-24 15:19:10] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:19:10] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:19:10] [INFO ] Input system was already deterministic with 47 transitions.
[2026-05-24 15:19:10] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:19:10] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:19:10] [INFO ] Time to serialize gal into /tmp/CTLFireability10959374295824321508.gal : 0 ms
[2026-05-24 15:19:10] [INFO ] Time to serialize properties into /tmp/CTLFireability1377400221562293727.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/CTLFireability10959374295824321508.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1377400221562293727.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 -...284
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,2305,0.00864,3984,2,82,5,284,6,0,133,190,0


Converting to forward existential form...Done !
original formula: EF((((A((((p18==1)&&(p123==1))||((p56==1)&&(p210==1))) U !(((p93==1)&&(p246==1)))) * AG((p68==1))) * ((p111==1)&&(p262==1))) * (((p86==0)...193
=> equivalent forward existential formula: [((((FwdU(Init,TRUE) * (((p86==0)||(p236==0))&&((p37==0)||(p255==0)))) * ((p111==1)&&(p262==1))) * !((E(!(!(((p9...334
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.013733,4260,1,0,6,1080,15,0,601,309,5
FORMULA DLCround-PT-08a-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 66 places and 0 transitions.
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 111 transition count 236
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 82 place count 95 transition count 204
Iterating global reduction 1 with 16 rules applied. Total rules applied 98 place count 95 transition count 204
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 101 place count 95 transition count 201
Applied a total of 101 rules in 3 ms. Remains 95 /177 variables (removed 82) and now considering 201/236 (removed 35) transitions.
[2026-05-24 15:19:10] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2873446849540589130.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1423390786759597828.kers'
[2026-05-24 15:19:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2873446849540589130.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1423390786759597828.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:19:10] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1423390786759597828.kers
Total runtime 1 ms.
[2026-05-24 15:19:10] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 15:19:10] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:19:10] [INFO ] Invariant cache hit.
[2026-05-24 15:19:10] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:19:10] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2026-05-24 15:19:10] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:19:10] [INFO ] Invariant cache hit.
[2026-05-24 15:19:10] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 1/95 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/95 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/251 variables, 95/109 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (OVERLAPS) 1/252 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/252 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 0/252 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 252/252 variables, and 110 constraints, problems are : Problem set: 0 solved, 200 unsolved in 8412 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 95/95 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 1/95 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/95 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/251 variables, 95/109 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 200/309 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 1/252 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/252 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/252 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Int declared 252/252 variables, and 310 constraints, problems are : Problem set: 0 solved, 200 unsolved in 7939 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 95/95 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16369ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 16370ms
Starting structural reductions in LTL mode, iteration 1 : 95/177 places, 201/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16491 ms. Remains : 95/177 places, 201/236 transitions.
[2026-05-24 15:19:27] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:19:27] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:19:27] [INFO ] Input system was already deterministic with 201 transitions.
[2026-05-24 15:19:27] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:19:27] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:19:27] [INFO ] Time to serialize gal into /tmp/CTLFireability557774458312430573.gal : 3 ms
[2026-05-24 15:19:27] [INFO ] Time to serialize properties into /tmp/CTLFireability8762544392035138747.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability557774458312430573.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8762544392035138747.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,9.43718e+10,0.022754,4704,2,270,5,1088,6,0,535,786,0


Converting to forward existential form...Done !
original formula: !(E(EF(((p52==1)&&(p142==1))) U AG(AX(((p54==1)||(p56==1))))))
=> equivalent forward existential formula: [(FwdU(Init,E(TRUE U ((p52==1)&&(p142==1)))) * !(E(TRUE U !(!(EX(!(((p54==1)||(p56==1)))))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.058706,6096,1,0,6,11605,15,0,2224,1895,6
FORMULA DLCround-PT-08a-CTLFireability-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 113 transition count 236
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 81 place count 96 transition count 202
Iterating global reduction 1 with 17 rules applied. Total rules applied 98 place count 96 transition count 202
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 101 place count 96 transition count 199
Applied a total of 101 rules in 3 ms. Remains 96 /177 variables (removed 81) and now considering 199/236 (removed 37) transitions.
[2026-05-24 15:19:27] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8484743835903845244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2185124264077621691.kers'
[2026-05-24 15:19:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8484743835903845244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2185124264077621691.kers]
Normalized transition count is 155 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 155 rows 93 cols 322 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 15:19:27] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2185124264077621691.kers
Total runtime 0 ms.
[2026-05-24 15:19:27] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 15:19:27] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:19:27] [INFO ] Invariant cache hit.
[2026-05-24 15:19:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:19:27] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2026-05-24 15:19:27] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:19:27] [INFO ] Invariant cache hit.
[2026-05-24 15:19:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 3/96 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/251 variables, 96/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 1/252 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/252 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (OVERLAPS) 0/252 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 252/252 variables, and 113 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7963 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 96/96 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 3/96 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/251 variables, 96/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 198/310 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (OVERLAPS) 1/252 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/252 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/252 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 252/252 variables, and 311 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7201 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 96/96 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15185ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 15185ms
Starting structural reductions in LTL mode, iteration 1 : 96/177 places, 199/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15290 ms. Remains : 96/177 places, 199/236 transitions.
[2026-05-24 15:19:42] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:19:42] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:19:42] [INFO ] Input system was already deterministic with 199 transitions.
[2026-05-24 15:19:42] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:19:42] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:19:42] [INFO ] Time to serialize gal into /tmp/CTLFireability2006129180505459102.gal : 1 ms
[2026-05-24 15:19:42] [INFO ] Time to serialize properties into /tmp/CTLFireability5596985116871116110.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2006129180505459102.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5596985116871116110.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 -...283
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,8.38861e+10,0.020918,4704,2,271,5,1085,6,0,532,781,0


Converting to forward existential form...Done !
original formula: E(((p47==1)&&(p256==1)) U EF(((AX(((p57==1)&&(p249==1))) * (p86==1)) * (p237==1))))
=> equivalent forward existential formula: [(((FwdU(FwdU(Init,((p47==1)&&(p256==1))),TRUE) * (p237==1)) * (p86==1)) * !(EX(!(((p57==1)&&(p249==1))))))] != ...160
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.051559,6056,1,0,6,11553,11,0,2062,1864,4
FORMULA DLCround-PT-08a-CTLFireability-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 66 places and 0 transitions.
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 111 transition count 236
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 83 place count 94 transition count 202
Iterating global reduction 1 with 17 rules applied. Total rules applied 100 place count 94 transition count 202
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 103 place count 94 transition count 199
Applied a total of 103 rules in 6 ms. Remains 94 /177 variables (removed 83) and now considering 199/236 (removed 37) transitions.
[2026-05-24 15:19:42] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12853112463595379047.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-124001498060856299.kers'
[2026-05-24 15:19:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12853112463595379047.kers, --Pflows, --basisKERS=/tmp/petrispot-output-124001498060856299.kers]
Normalized transition count is 155 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 155 rows 93 cols 322 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 15:19:42] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-124001498060856299.kers
Total runtime 1 ms.
[2026-05-24 15:19:42] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 15:19:42] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:19:42] [INFO ] Invariant cache hit.
[2026-05-24 15:19:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:19:42] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2026-05-24 15:19:42] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:19:42] [INFO ] Invariant cache hit.
[2026-05-24 15:19:42] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/249 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 1/250 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (OVERLAPS) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 109 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7599 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/249 variables, 94/108 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 198/306 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (OVERLAPS) 1/250 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/250 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 250/250 variables, and 307 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7201 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 94/94 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14811ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 14811ms
Starting structural reductions in LTL mode, iteration 1 : 94/177 places, 199/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14906 ms. Remains : 94/177 places, 199/236 transitions.
[2026-05-24 15:19:57] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:19:57] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:19:57] [INFO ] Input system was already deterministic with 199 transitions.
[2026-05-24 15:19:57] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:19:57] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:19:57] [INFO ] Time to serialize gal into /tmp/CTLFireability15671232646490486938.gal : 1 ms
[2026-05-24 15:19:57] [INFO ] Time to serialize properties into /tmp/CTLFireability14704669392251020132.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/CTLFireability15671232646490486938.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14704669392251020132.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,8.38861e+10,0.030817,4700,2,267,5,1073,6,0,530,775,0


Converting to forward existential form...Done !
original formula: AG(AX(EX(((p47==0)||(p131==0)))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(EX(((p47==0)||(p131==0)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.061238,6008,1,0,6,11512,10,0,2041,1957,4
FORMULA DLCround-PT-08a-CTLFireability-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 113 transition count 236
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 80 place count 97 transition count 204
Iterating global reduction 1 with 16 rules applied. Total rules applied 96 place count 97 transition count 204
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 99 place count 97 transition count 201
Applied a total of 99 rules in 5 ms. Remains 97 /177 variables (removed 80) and now considering 201/236 (removed 35) transitions.
[2026-05-24 15:19:57] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10522955620036288096.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-522136331168105129.kers'
[2026-05-24 15:19:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10522955620036288096.kers, --Pflows, --basisKERS=/tmp/petrispot-output-522136331168105129.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:19:57] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-522136331168105129.kers
Total runtime 1 ms.
[2026-05-24 15:19:57] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-24 15:19:57] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:19:57] [INFO ] Invariant cache hit.
[2026-05-24 15:19:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:19:57] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2026-05-24 15:19:57] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:19:57] [INFO ] Invariant cache hit.
[2026-05-24 15:19:57] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (OVERLAPS) 1/254 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 114 constraints, problems are : Problem set: 0 solved, 200 unsolved in 8078 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 200/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 1/254 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Int declared 254/254 variables, and 314 constraints, problems are : Problem set: 0 solved, 200 unsolved in 7408 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15502ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 15507ms
Starting structural reductions in LTL mode, iteration 1 : 97/177 places, 201/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15622 ms. Remains : 97/177 places, 201/236 transitions.
[2026-05-24 15:20:13] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:20:13] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:20:13] [INFO ] Input system was already deterministic with 201 transitions.
[2026-05-24 15:20:13] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:20:13] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:20:13] [INFO ] Time to serialize gal into /tmp/CTLFireability4872906094906601725.gal : 0 ms
[2026-05-24 15:20:13] [INFO ] Time to serialize properties into /tmp/CTLFireability3932550273133710376.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4872906094906601725.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3932550273133710376.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 -...283
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,9.43718e+10,0.021007,4708,2,274,5,1099,6,0,537,789,0


Converting to forward existential form...Done !
original formula: EF((((EX(AG(((p39==0)||(p199==0)))) * (p97==1)) * ((p236==1)&&(p14==1))) * (p178==1)))
=> equivalent forward existential formula: [(EY((((FwdU(Init,TRUE) * (p178==1)) * ((p236==1)&&(p14==1))) * (p97==1))) * !(E(TRUE U !(((p39==0)||(p199==0)))...168
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.05662,6048,1,0,6,10967,15,0,2244,1368,5
FORMULA DLCround-PT-08a-CTLFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 63 places and 0 transitions.
Iterating post reduction 0 with 63 rules applied. Total rules applied 63 place count 114 transition count 236
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 78 place count 99 transition count 206
Iterating global reduction 1 with 15 rules applied. Total rules applied 93 place count 99 transition count 206
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 96 place count 99 transition count 203
Applied a total of 96 rules in 6 ms. Remains 99 /177 variables (removed 78) and now considering 203/236 (removed 33) transitions.
[2026-05-24 15:20:13] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1280896679986645706.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18060929671536203489.kers'
[2026-05-24 15:20:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1280896679986645706.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18060929671536203489.kers]
Normalized transition count is 157 out of 158 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 157 rows 95 cols 326 entries
Finished phase 1 with 82 SingleSign rule and 0 generalized
[2026-05-24 15:20:13] [INFO ] Computed 17 invariants in 1 ms
Computed 17 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18060929671536203489.kers
Total runtime 1 ms.
[2026-05-24 15:20:13] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-24 15:20:13] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:20:13] [INFO ] Invariant cache hit.
[2026-05-24 15:20:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:20:13] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 202 sub problems to find dead transitions.
[2026-05-24 15:20:13] [INFO ] Flow matrix only has 158 transitions (discarded 45 similar events)
[2026-05-24 15:20:13] [INFO ] Invariant cache hit.
[2026-05-24 15:20:13] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 4/99 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 157/256 variables, 99/116 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/256 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 1/257 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 9 (OVERLAPS) 0/257 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 257/257 variables, and 117 constraints, problems are : Problem set: 0 solved, 202 unsolved in 8461 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 99/99 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (OVERLAPS) 4/99 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 157/256 variables, 99/116 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/256 variables, 202/318 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/256 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (OVERLAPS) 1/257 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 10 (OVERLAPS) 0/257 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 257/257 variables, and 319 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7694 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 99/99 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16169ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 16169ms
Starting structural reductions in LTL mode, iteration 1 : 99/177 places, 203/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16276 ms. Remains : 99/177 places, 203/236 transitions.
[2026-05-24 15:20:29] [INFO ] Flatten gal took : 11 ms
[2026-05-24 15:20:29] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:20:29] [INFO ] Input system was already deterministic with 203 transitions.
[2026-05-24 15:20:29] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:20:29] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:20:29] [INFO ] Time to serialize gal into /tmp/CTLFireability8280846848198618113.gal : 1 ms
[2026-05-24 15:20:29] [INFO ] Time to serialize properties into /tmp/CTLFireability16286438558560605547.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/CTLFireability8280846848198618113.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16286438558560605547.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 -...284
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,1.06168e+11,0.022819,4728,2,279,5,1121,6,0,543,806,0


Converting to forward existential form...Done !
original formula: !(E(AX((A(!(((p72==1)&&(p227==1))) U EX(((p67==1)&&(p216==1)))) * EG(!(((p64==1)&&(p150==1)))))) U ((p77==1)&&(p218==1))))
=> equivalent forward existential formula: [(FwdU(Init,!(EX(!((!((E(!(EX(((p67==1)&&(p216==1)))) U (!(!(((p72==1)&&(p227==1)))) * !(EX(((p67==1)&&(p216==1)...267
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,0.164773,10756,1,0,129,31659,31,86,2386,39655,130
FORMULA DLCround-PT-08a-CTLFireability-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Graph (trivial) has 213 edges and 177 vertex of which 90 / 177 are part of one of the 12 SCC in 1 ms
Free SCC test removed 78 places
Ensure Unique test removed 183 transitions
Reduce isomorphic transitions removed 183 transitions.
Graph (complete) has 132 edges and 99 vertex of which 36 are kept as prefixes of interest. Removing 63 places using SCC suffix rule.0 ms
Discarding 63 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 36 transition count 52
Reduce places removed 1 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 4 rules applied. Total rules applied 7 place count 35 transition count 49
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 11 place count 32 transition count 48
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 18 place count 25 transition count 41
Iterating global reduction 3 with 7 rules applied. Total rules applied 25 place count 25 transition count 41
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 27 place count 25 transition count 39
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 28 place count 25 transition count 39
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 24 transition count 38
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 24 transition count 38
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 31 place count 24 transition count 37
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 32 place count 24 transition count 36
Applied a total of 32 rules in 9 ms. Remains 24 /177 variables (removed 153) and now considering 36/236 (removed 200) transitions.
[2026-05-24 15:20:29] [INFO ] Flow matrix only has 23 transitions (discarded 13 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12535385327595763250.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8174971541397098628.kers'
[2026-05-24 15:20:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12535385327595763250.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8174971541397098628.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 22 rows 19 cols 48 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-24 15:20:29] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8174971541397098628.kers
Total runtime 0 ms.
[2026-05-24 15:20:29] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 15:20:29] [INFO ] Flow matrix only has 23 transitions (discarded 13 similar events)
[2026-05-24 15:20:29] [INFO ] Invariant cache hit.
[2026-05-24 15:20:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:20:29] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2026-05-24 15:20:29] [INFO ] Redundant transitions in 0 ms returned []
Running 35 sub problems to find dead transitions.
[2026-05-24 15:20:29] [INFO ] Flow matrix only has 23 transitions (discarded 13 similar events)
[2026-05-24 15:20:29] [INFO ] Invariant cache hit.
[2026-05-24 15:20:29] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 1/20 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (OVERLAPS) 4/24 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (OVERLAPS) 22/46 variables, 24/34 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/46 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 7 (OVERLAPS) 1/47 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/47 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 9 (OVERLAPS) 0/47 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Real declared 47/47 variables, and 35 constraints, problems are : Problem set: 0 solved, 35 unsolved in 460 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 24/24 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 35 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 1/20 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (OVERLAPS) 4/24 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (OVERLAPS) 22/46 variables, 24/34 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/46 variables, 35/69 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/46 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 8 (OVERLAPS) 1/47 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/47 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 10 (OVERLAPS) 0/47 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Int declared 47/47 variables, and 70 constraints, problems are : Problem set: 0 solved, 35 unsolved in 556 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 24/24 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1017ms problems are : Problem set: 0 solved, 35 unsolved
Search for dead transitions found 0 dead transitions in 1017ms
Starting structural reductions in SI_CTL mode, iteration 1 : 24/177 places, 36/236 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1081 ms. Remains : 24/177 places, 36/236 transitions.
[2026-05-24 15:20:30] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:20:30] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:20:30] [INFO ] Input system was already deterministic with 36 transitions.
[2026-05-24 15:20:30] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:20:30] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:20:30] [INFO ] Time to serialize gal into /tmp/CTLFireability15963061798164494089.gal : 0 ms
[2026-05-24 15:20:30] [INFO ] Time to serialize properties into /tmp/CTLFireability11752454873904510609.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15963061798164494089.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11752454873904510609.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,487,0.004296,3924,2,57,5,200,6,0,106,131,0


Converting to forward existential form...Done !
original formula: E(!(EF(((((p115==1)&&(p258==1))||((p28==1)&&(p190==1)))&&(!((p95==1)&&(p174==1)))))) U EG(AG(((p77!=1) + !(AG(((p36==1)&&(p193==1))))))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,!(E(TRUE U ((((p115==1)&&(p258==1))||((p28==1)&&(p190==1)))&&(!((p95==1)&&(p174==1))))))),!(E(TR...229
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.009926,4324,1,0,9,801,25,2,548,382,18
FORMULA DLCround-PT-08a-CTLFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Graph (trivial) has 201 edges and 177 vertex of which 87 / 177 are part of one of the 12 SCC in 1 ms
Free SCC test removed 75 places
Ensure Unique test removed 174 transitions
Reduce isomorphic transitions removed 174 transitions.
Graph (complete) has 141 edges and 102 vertex of which 42 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 42 transition count 61
Reduce places removed 1 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 4 rules applied. Total rules applied 7 place count 41 transition count 58
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 11 place count 38 transition count 57
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 16 place count 33 transition count 52
Iterating global reduction 3 with 5 rules applied. Total rules applied 21 place count 33 transition count 52
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 23 place count 33 transition count 50
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 24 place count 33 transition count 50
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 25 place count 32 transition count 49
Iterating global reduction 3 with 1 rules applied. Total rules applied 26 place count 32 transition count 49
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 27 place count 32 transition count 48
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 28 place count 32 transition count 47
Applied a total of 28 rules in 15 ms. Remains 32 /177 variables (removed 145) and now considering 47/236 (removed 189) transitions.
[2026-05-24 15:20:30] [INFO ] Flow matrix only has 30 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12555075936411192619.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5965764266570523998.kers'
[2026-05-24 15:20:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12555075936411192619.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5965764266570523998.kers]
Normalized transition count is 29 out of 30 initially.
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 29 rows 24 cols 64 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-24 15:20:30] [INFO ] Computed 15 invariants in 0 ms
Computed 15 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5965764266570523998.kers
Total runtime 0 ms.
[2026-05-24 15:20:30] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 15:20:30] [INFO ] Flow matrix only has 30 transitions (discarded 17 similar events)
[2026-05-24 15:20:30] [INFO ] Invariant cache hit.
[2026-05-24 15:20:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:20:30] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2026-05-24 15:20:30] [INFO ] Redundant transitions in 1 ms returned []
Running 46 sub problems to find dead transitions.
[2026-05-24 15:20:30] [INFO ] Flow matrix only has 30 transitions (discarded 17 similar events)
[2026-05-24 15:20:30] [INFO ] Invariant cache hit.
[2026-05-24 15:20:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 7/32 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 29/61 variables, 32/47 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/61 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 1/62 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 48 constraints, problems are : Problem set: 0 solved, 46 unsolved in 742 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 32/32 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 7/32 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 29/61 variables, 32/47 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/61 variables, 46/93 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/61 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 1/62 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 94 constraints, problems are : Problem set: 0 solved, 46 unsolved in 756 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 32/32 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1502ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1502ms
Starting structural reductions in SI_CTL mode, iteration 1 : 32/177 places, 47/236 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1595 ms. Remains : 32/177 places, 47/236 transitions.
[2026-05-24 15:20:32] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:20:32] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:20:32] [INFO ] Input system was already deterministic with 47 transitions.
[2026-05-24 15:20:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:20:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:20:32] [INFO ] Time to serialize gal into /tmp/CTLFireability4396785969112472262.gal : 1 ms
[2026-05-24 15:20:32] [INFO ] Time to serialize properties into /tmp/CTLFireability17841258362901654052.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4396785969112472262.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17841258362901654052.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 -...284
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,2917,0.013358,3988,2,80,5,268,6,0,136,175,0


Converting to forward existential form...Done !
original formula: EF((A(!(E(((p41==1)&&(p199==1)) U (p30==1))) U ((!((EF(((p29==1)&&(p191==1))) + !(((p56==1)&&(p142==1))))) * (p28==1)) * (p149==1))) * AF...248
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !((E(!(((!((E(TRUE U ((p29==1)&&(p191==1))) + !(((p56==1)&&(p142==1))))) * (p28==1)) * (p14...521
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 37/0/10
Using saturation style SCC detection
Hit Full ! (commute/partial/dont) 43/4/4
(forward)formula 0,0,0.030421,4820,1,0,17,1755,42,3,812,1083,23
FORMULA DLCround-PT-08a-CTLFireability-2024-08 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 : 177/177 places, 236/236 transitions.
Reduce places removed 47 places and 0 transitions.
Iterating post reduction 0 with 47 rules applied. Total rules applied 47 place count 130 transition count 236
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 58 place count 119 transition count 214
Iterating global reduction 1 with 11 rules applied. Total rules applied 69 place count 119 transition count 214
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 72 place count 119 transition count 211
Applied a total of 72 rules in 5 ms. Remains 119 /177 variables (removed 58) and now considering 211/236 (removed 25) transitions.
[2026-05-24 15:20:32] [INFO ] Flow matrix only has 162 transitions (discarded 49 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10045899431100334418.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-788385545804290544.kers'
[2026-05-24 15:20:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10045899431100334418.kers, --Pflows, --basisKERS=/tmp/petrispot-output-788385545804290544.kers]
Normalized transition count is 161 out of 162 initially.
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 161 rows 99 cols 334 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-24 15:20:32] [INFO ] Computed 33 invariants in 1 ms
Computed 33 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-788385545804290544.kers
Total runtime 1 ms.
[2026-05-24 15:20:32] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-24 15:20:32] [INFO ] Flow matrix only has 162 transitions (discarded 49 similar events)
[2026-05-24 15:20:32] [INFO ] Invariant cache hit.
[2026-05-24 15:20:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:20:32] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Running 210 sub problems to find dead transitions.
[2026-05-24 15:20:32] [INFO ] Flow matrix only has 162 transitions (discarded 49 similar events)
[2026-05-24 15:20:32] [INFO ] Invariant cache hit.
[2026-05-24 15:20:32] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 1/99 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 20/119 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 161/280 variables, 119/152 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (OVERLAPS) 1/281 variables, 1/153 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/281 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (OVERLAPS) 0/281 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 153 constraints, problems are : Problem set: 0 solved, 210 unsolved in 9573 ms.
Refiners :[Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 119/119 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 1/99 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 20/119 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 161/280 variables, 119/152 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 210/362 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/280 variables, 0/362 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/281 variables, 1/363 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/281 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (OVERLAPS) 0/281 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Int declared 281/281 variables, and 363 constraints, problems are : Problem set: 0 solved, 210 unsolved in 8877 ms.
Refiners :[Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 119/119 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18465ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 18466ms
Starting structural reductions in LTL mode, iteration 1 : 119/177 places, 211/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18575 ms. Remains : 119/177 places, 211/236 transitions.
[2026-05-24 15:20:51] [INFO ] Flatten gal took : 7 ms
[2026-05-24 15:20:51] [INFO ] Flatten gal took : 5 ms
[2026-05-24 15:20:51] [INFO ] Input system was already deterministic with 211 transitions.
[2026-05-24 15:20:51] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:20:51] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:20:51] [INFO ] Time to serialize gal into /tmp/CTLFireability17096995902800733532.gal : 1 ms
[2026-05-24 15:20:51] [INFO ] Time to serialize properties into /tmp/CTLFireability15824684517967932373.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17096995902800733532.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15824684517967932373.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,1.70061e+11,0.024277,4792,2,323,5,1275,6,0,579,892,0


Converting to forward existential form...Done !
original formula: ((AX(EF((AF(((p7==1)&&(p184==1))) * ((((AF(((p68==1)&&(p215==1))) * (p54==1)) * (p140==1)) + ((p87==1)&&(p260==1))) + ((p68==0)||(p216==0...581
=> equivalent forward existential formula: (([(EY(Init) * !(E(TRUE U (!(EG(!(((p7==1)&&(p184==1))))) * ((((!(EG(!(((p68==1)&&(p215==1))))) * (p54==1)) * (p...1021
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 207/4/4
Hit Full ! (commute/partial/dont) 201/0/10
Hit Full ! (commute/partial/dont) 207/0/4
(forward)formula 0,0,0.26834,14780,1,0,140,44148,61,96,3015,65423,155
FORMULA DLCround-PT-08a-CTLFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 57 places and 0 transitions.
Iterating post reduction 0 with 57 rules applied. Total rules applied 57 place count 120 transition count 236
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 71 place count 106 transition count 208
Iterating global reduction 1 with 14 rules applied. Total rules applied 85 place count 106 transition count 208
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 88 place count 106 transition count 205
Applied a total of 88 rules in 3 ms. Remains 106 /177 variables (removed 71) and now considering 205/236 (removed 31) transitions.
[2026-05-24 15:20:51] [INFO ] Flow matrix only has 159 transitions (discarded 46 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17818319246339789038.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7504275529370642145.kers'
[2026-05-24 15:20:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17818319246339789038.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7504275529370642145.kers]
Normalized transition count is 158 out of 159 initially.
Culling duplicate invariants (modulo rational): removing 10 columns.
Culled 10 columns in 0 ms.
// Phase 1: matrix 158 rows 96 cols 328 entries
Finished phase 1 with 83 SingleSign rule and 0 generalized
[2026-05-24 15:20:51] [INFO ] Computed 23 invariants in 0 ms
Computed 23 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7504275529370642145.kers
Total runtime 1 ms.
[2026-05-24 15:20:51] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-24 15:20:51] [INFO ] Flow matrix only has 159 transitions (discarded 46 similar events)
[2026-05-24 15:20:51] [INFO ] Invariant cache hit.
[2026-05-24 15:20:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:20:51] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Running 204 sub problems to find dead transitions.
[2026-05-24 15:20:51] [INFO ] Flow matrix only has 159 transitions (discarded 46 similar events)
[2026-05-24 15:20:51] [INFO ] Invariant cache hit.
[2026-05-24 15:20:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (OVERLAPS) 1/96 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/96 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (OVERLAPS) 10/106 variables, 10/23 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 158/264 variables, 106/129 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 7 (OVERLAPS) 1/265 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/265 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 9 (OVERLAPS) 0/265 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 130 constraints, problems are : Problem set: 0 solved, 204 unsolved in 8866 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 106/106 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (OVERLAPS) 1/96 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/96 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (OVERLAPS) 10/106 variables, 10/23 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 158/264 variables, 106/129 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 204/333 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 8 (OVERLAPS) 1/265 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/265 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 10 (OVERLAPS) 0/265 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 265/265 variables, and 334 constraints, problems are : Problem set: 0 solved, 204 unsolved in 7845 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 106/106 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16722ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 16722ms
Starting structural reductions in LTL mode, iteration 1 : 106/177 places, 205/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16832 ms. Remains : 106/177 places, 205/236 transitions.
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 7 ms
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 4 ms
[2026-05-24 15:21:08] [INFO ] Input system was already deterministic with 205 transitions.
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:21:08] [INFO ] Time to serialize gal into /tmp/CTLFireability10173509784615913785.gal : 1 ms
[2026-05-24 15:21:08] [INFO ] Time to serialize properties into /tmp/CTLFireability9149015202962658456.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10173509784615913785.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9149015202962658456.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 -...284
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,1.27402e+11,0.023049,4736,2,294,5,1170,6,0,554,825,0


Converting to forward existential form...Done !
original formula: (!(E(((p77==1)&&(p251==1)) U ((p99==1)&&(p249==1)))) * (EX(((((((E(((p7==1)&&(p184==1)) U ((p87==1)&&(p219==1))) * (p67==1)) * (p234==1))...343
=> equivalent forward existential formula: ([(FwdU(Init,((p77==1)&&(p251==1))) * ((p99==1)&&(p249==1)))] = FALSE * [((Init * !(E(!(EG(!(!(EX(!(FALSE)))))) ...452
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 198/6/7
Hit Full ! (commute/partial/dont) 195/10/10
(forward)formula 0,1,0.099236,7532,1,0,25,16677,44,10,2693,5372,30
FORMULA DLCround-PT-08a-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Graph (trivial) has 222 edges and 177 vertex of which 99 / 177 are part of one of the 13 SCC in 0 ms
Free SCC test removed 86 places
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Graph (complete) has 116 edges and 91 vertex of which 26 are kept as prefixes of interest. Removing 65 places using SCC suffix rule.0 ms
Discarding 65 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 26 transition count 36
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 25 transition count 36
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 15 place count 14 transition count 24
Iterating global reduction 2 with 11 rules applied. Total rules applied 26 place count 14 transition count 24
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 27 place count 14 transition count 23
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 14 transition count 23
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 13 transition count 22
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 13 transition count 22
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 31 place count 13 transition count 21
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 13 transition count 20
Applied a total of 32 rules in 4 ms. Remains 13 /177 variables (removed 164) and now considering 20/236 (removed 216) transitions.
[2026-05-24 15:21:08] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1438396095199056484.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4784161009166813307.kers'
[2026-05-24 15:21:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1438396095199056484.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4784161009166813307.kers]
Normalized transition count is 12 out of 13 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 12 rows 10 cols 25 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-24 15:21:08] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4784161009166813307.kers
Total runtime 0 ms.
[2026-05-24 15:21:08] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 15:21:08] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2026-05-24 15:21:08] [INFO ] Invariant cache hit.
[2026-05-24 15:21:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:08] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2026-05-24 15:21:08] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
[2026-05-24 15:21:08] [INFO ] Flow matrix only has 13 transitions (discarded 7 similar events)
[2026-05-24 15:21:08] [INFO ] Invariant cache hit.
[2026-05-24 15:21:08] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 1/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 2/13 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 12/25 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 1/26 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 19 constraints, problems are : Problem set: 0 solved, 19 unsolved in 219 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 13/13 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 1/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 2/13 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 12/25 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 19/37 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 1/26 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/26 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/26 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 38 constraints, problems are : Problem set: 0 solved, 19 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 13/13 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 444ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 444ms
Starting structural reductions in SI_CTL mode, iteration 1 : 13/177 places, 20/236 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 522 ms. Remains : 13/177 places, 20/236 transitions.
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:08] [INFO ] Input system was already deterministic with 20 transitions.
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:08] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:08] [INFO ] Time to serialize gal into /tmp/CTLFireability16815835040992370796.gal : 0 ms
[2026-05-24 15:21:08] [INFO ] Time to serialize properties into /tmp/CTLFireability17769804500797021398.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/CTLFireability16815835040992370796.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17769804500797021398.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,19,0.007527,3828,2,26,5,99,6,0,58,63,0


Converting to forward existential form...Done !
original formula: AG(EF((((p54==1)&&(p208==1))||((p37==1)&&(p199==1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((p54==1)&&(p208==1))||((p37==1)&&(p199==1))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.012338,4104,1,0,6,268,14,0,258,132,5
FORMULA DLCround-PT-08a-CTLFireability-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 113 transition count 236
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 79 place count 98 transition count 206
Iterating global reduction 1 with 15 rules applied. Total rules applied 94 place count 98 transition count 206
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 95 place count 98 transition count 205
Applied a total of 95 rules in 1 ms. Remains 98 /177 variables (removed 79) and now considering 205/236 (removed 31) transitions.
[2026-05-24 15:21:08] [INFO ] Flow matrix only has 160 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8173329552918202228.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18289824607151201497.kers'
[2026-05-24 15:21:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8173329552918202228.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18289824607151201497.kers]
Normalized transition count is 159 out of 160 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 159 rows 95 cols 330 entries
Finished phase 1 with 82 SingleSign rule and 0 generalized
[2026-05-24 15:21:08] [INFO ] Computed 16 invariants in 0 ms
Computed 16 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18289824607151201497.kers
Total runtime 0 ms.
[2026-05-24 15:21:08] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 15:21:08] [INFO ] Flow matrix only has 160 transitions (discarded 45 similar events)
[2026-05-24 15:21:08] [INFO ] Invariant cache hit.
[2026-05-24 15:21:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:08] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 204 sub problems to find dead transitions.
[2026-05-24 15:21:08] [INFO ] Flow matrix only has 160 transitions (discarded 45 similar events)
[2026-05-24 15:21:08] [INFO ] Invariant cache hit.
[2026-05-24 15:21:08] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (OVERLAPS) 3/98 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/98 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 159/257 variables, 98/114 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 7 (OVERLAPS) 1/258 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 9 (OVERLAPS) 0/258 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 115 constraints, problems are : Problem set: 0 solved, 204 unsolved in 8201 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 98/98 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 1 (OVERLAPS) 1/95 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/95 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 3 (OVERLAPS) 3/98 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/98 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 5 (OVERLAPS) 159/257 variables, 98/114 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 204/318 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 8 (OVERLAPS) 1/258 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/258 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 204 unsolved
At refinement iteration 10 (OVERLAPS) 0/258 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 204 unsolved
No progress, stopping.
After SMT solving in domain Int declared 258/258 variables, and 319 constraints, problems are : Problem set: 0 solved, 204 unsolved in 7494 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 98/98 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 204/204 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15703ms problems are : Problem set: 0 solved, 204 unsolved
Search for dead transitions found 0 dead transitions in 15703ms
Starting structural reductions in LTL mode, iteration 1 : 98/177 places, 205/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15791 ms. Remains : 98/177 places, 205/236 transitions.
[2026-05-24 15:21:24] [INFO ] Flatten gal took : 10 ms
[2026-05-24 15:21:24] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:21:24] [INFO ] Input system was already deterministic with 205 transitions.
[2026-05-24 15:21:24] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:21:24] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:21:24] [INFO ] Time to serialize gal into /tmp/CTLFireability14330703232737556931.gal : 1 ms
[2026-05-24 15:21:24] [INFO ] Time to serialize properties into /tmp/CTLFireability7908719897940437260.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14330703232737556931.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7908719897940437260.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 -...284
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,1.20796e+11,0.021428,4728,2,277,5,1116,6,0,544,800,0


Converting to forward existential form...Done !
original formula: EF((AX(AF(E(((p9==1)&&(p121==1)) U ((p37==1)&&(p231==1))))) + (((p17==1)&&(p2==1))&&(p127==1))))
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(EX(!(!(EG(!(E(((p9==1)&&(p121==1)) U ((p37==1)&&(p231==1))))))))))] != FALSE + [(FwdU(Ini...209
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 201/4/4
Using saturation style SCC detection
(forward)formula 0,1,0.076042,6788,1,0,13,14778,24,3,2544,4500,11
FORMULA DLCround-PT-08a-CTLFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 113 transition count 236
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 80 place count 97 transition count 204
Iterating global reduction 1 with 16 rules applied. Total rules applied 96 place count 97 transition count 204
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 99 place count 97 transition count 201
Applied a total of 99 rules in 4 ms. Remains 97 /177 variables (removed 80) and now considering 201/236 (removed 35) transitions.
[2026-05-24 15:21:24] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3812429450761109103.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18361828735952704379.kers'
[2026-05-24 15:21:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3812429450761109103.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18361828735952704379.kers]
Normalized transition count is 156 out of 157 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 156 rows 94 cols 324 entries
Finished phase 1 with 81 SingleSign rule and 0 generalized
[2026-05-24 15:21:24] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18361828735952704379.kers
Total runtime 1 ms.
[2026-05-24 15:21:24] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 15:21:24] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:21:24] [INFO ] Invariant cache hit.
[2026-05-24 15:21:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:24] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 200 sub problems to find dead transitions.
[2026-05-24 15:21:24] [INFO ] Flow matrix only has 157 transitions (discarded 44 similar events)
[2026-05-24 15:21:24] [INFO ] Invariant cache hit.
[2026-05-24 15:21:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (OVERLAPS) 1/254 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 0/254 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 114 constraints, problems are : Problem set: 0 solved, 200 unsolved in 8382 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (OVERLAPS) 1/94 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 3/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (OVERLAPS) 156/253 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 200/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 1/254 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (OVERLAPS) 0/254 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Int declared 254/254 variables, and 314 constraints, problems are : Problem set: 0 solved, 200 unsolved in 7503 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 97/97 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15895ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 15895ms
Starting structural reductions in LTL mode, iteration 1 : 97/177 places, 201/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16009 ms. Remains : 97/177 places, 201/236 transitions.
[2026-05-24 15:21:40] [INFO ] Flatten gal took : 7 ms
[2026-05-24 15:21:40] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:21:40] [INFO ] Input system was already deterministic with 201 transitions.
[2026-05-24 15:21:40] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:21:40] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:21:40] [INFO ] Time to serialize gal into /tmp/CTLFireability16795558049658087901.gal : 1 ms
[2026-05-24 15:21:40] [INFO ] Time to serialize properties into /tmp/CTLFireability18036044401372916900.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16795558049658087901.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18036044401372916900.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,9.43718e+10,0.026767,4708,2,274,5,1100,6,0,537,792,0


Converting to forward existential form...Done !
original formula: E(!(AX((!(AG(((p56==1)&&(p212==1)))) * !(((p88==1)&&(p231==1)))))) U AG(!(EF(((p92==1)&&(p240==1))))))
=> equivalent forward existential formula: [(FwdU(Init,!(!(EX(!((!(!(E(TRUE U !(((p56==1)&&(p212==1)))))) * !(((p88==1)&&(p231==1))))))))) * !(E(TRUE U !(!...202
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.062347,6056,1,0,6,10869,14,0,2240,1336,7
FORMULA DLCround-PT-08a-CTLFireability-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Graph (trivial) has 226 edges and 177 vertex of which 104 / 177 are part of one of the 13 SCC in 2 ms
Free SCC test removed 91 places
Ensure Unique test removed 210 transitions
Reduce isomorphic transitions removed 210 transitions.
Graph (complete) has 105 edges and 86 vertex of which 22 are kept as prefixes of interest. Removing 64 places using SCC suffix rule.0 ms
Discarding 64 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 22 transition count 25
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 21 transition count 25
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 13 place count 12 transition count 16
Iterating global reduction 2 with 9 rules applied. Total rules applied 22 place count 12 transition count 16
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 12 transition count 15
Applied a total of 23 rules in 7 ms. Remains 12 /177 variables (removed 165) and now considering 15/236 (removed 221) transitions.
[2026-05-24 15:21:40] [INFO ] Flow matrix only has 9 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13149951355431472889.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11797635793051231514.kers'
[2026-05-24 15:21:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13149951355431472889.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11797635793051231514.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 8 rows 8 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 15:21:40] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11797635793051231514.kers
Total runtime 0 ms.
[2026-05-24 15:21:40] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 15:21:40] [INFO ] Flow matrix only has 9 transitions (discarded 6 similar events)
[2026-05-24 15:21:40] [INFO ] Invariant cache hit.
[2026-05-24 15:21:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:40] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2026-05-24 15:21:40] [INFO ] Redundant transitions in 0 ms returned []
Running 14 sub problems to find dead transitions.
[2026-05-24 15:21:40] [INFO ] Flow matrix only has 9 transitions (discarded 6 similar events)
[2026-05-24 15:21:40] [INFO ] Invariant cache hit.
[2026-05-24 15:21:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 1/9 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 3/12 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 8/20 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 1/21 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/21 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (OVERLAPS) 0/21 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 20 constraints, problems are : Problem set: 0 solved, 14 unsolved in 150 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 1/9 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 3/12 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 8/20 variables, 12/19 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 14/33 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 1/21 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/21 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (OVERLAPS) 0/21 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 34 constraints, problems are : Problem set: 0 solved, 14 unsolved in 155 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 307ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 307ms
Starting structural reductions in SI_CTL mode, iteration 1 : 12/177 places, 15/236 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 368 ms. Remains : 12/177 places, 15/236 transitions.
[2026-05-24 15:21:41] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:41] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:41] [INFO ] Input system was already deterministic with 15 transitions.
[2026-05-24 15:21:41] [INFO ] Flatten gal took : 1 ms
[2026-05-24 15:21:41] [INFO ] Flatten gal took : 0 ms
[2026-05-24 15:21:41] [INFO ] Time to serialize gal into /tmp/CTLFireability13549458907855422154.gal : 1 ms
[2026-05-24 15:21:41] [INFO ] Time to serialize properties into /tmp/CTLFireability15154311311161287498.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13549458907855422154.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15154311311161287498.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,13,0.002604,3804,2,25,5,87,6,0,47,54,0


Converting to forward existential form...Done !
original formula: EF((EG(((p72==1)&&(p152==1))) * (((p116!=1)||(p261!=1))||((p32==1)&&(p120==1)))))
=> equivalent forward existential formula: [FwdG((FwdU(Init,TRUE) * (((p116!=1)||(p261!=1))||((p32==1)&&(p120==1)))),((p72==1)&&(p152==1)))] != FALSE
Hit Full ! (commute/partial/dont) 11/4/4
(forward)formula 0,1,0.004713,4088,1,0,9,221,20,2,254,185,10
FORMULA DLCround-PT-08a-CTLFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 177/177 places, 236/236 transitions.
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 113 transition count 236
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 81 place count 96 transition count 202
Iterating global reduction 1 with 17 rules applied. Total rules applied 98 place count 96 transition count 202
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 101 place count 96 transition count 199
Applied a total of 101 rules in 2 ms. Remains 96 /177 variables (removed 81) and now considering 199/236 (removed 37) transitions.
[2026-05-24 15:21:41] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6947900876603545049.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4165089526451752465.kers'
[2026-05-24 15:21:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6947900876603545049.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4165089526451752465.kers]
Normalized transition count is 155 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 155 rows 93 cols 322 entries
Finished phase 1 with 80 SingleSign rule and 0 generalized
[2026-05-24 15:21:41] [INFO ] Computed 16 invariants in 1 ms
Computed 16 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4165089526451752465.kers
Total runtime 1 ms.
[2026-05-24 15:21:41] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 15:21:41] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:21:41] [INFO ] Invariant cache hit.
[2026-05-24 15:21:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 15:21:41] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2026-05-24 15:21:41] [INFO ] Flow matrix only has 156 transitions (discarded 43 similar events)
[2026-05-24 15:21:41] [INFO ] Invariant cache hit.
[2026-05-24 15:21:41] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 3/96 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/251 variables, 96/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (OVERLAPS) 1/252 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/252 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (OVERLAPS) 0/252 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 252/252 variables, and 113 constraints, problems are : Problem set: 0 solved, 198 unsolved in 8004 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 96/96 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (OVERLAPS) 1/93 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (OVERLAPS) 3/96 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/96 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 155/251 variables, 96/112 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 198/310 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 8 (OVERLAPS) 1/252 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/252 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 10 (OVERLAPS) 0/252 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 252/252 variables, and 311 constraints, problems are : Problem set: 0 solved, 198 unsolved in 7285 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 96/96 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15297ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 15297ms
Starting structural reductions in LTL mode, iteration 1 : 96/177 places, 199/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15385 ms. Remains : 96/177 places, 199/236 transitions.
[2026-05-24 15:21:56] [INFO ] Flatten gal took : 6 ms
[2026-05-24 15:21:56] [INFO ] Flatten gal took : 3 ms
[2026-05-24 15:21:56] [INFO ] Input system was already deterministic with 199 transitions.
[2026-05-24 15:21:56] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:21:56] [INFO ] Flatten gal took : 2 ms
[2026-05-24 15:21:56] [INFO ] Time to serialize gal into /tmp/CTLFireability10518131870564765188.gal : 1 ms
[2026-05-24 15:21:56] [INFO ] Time to serialize properties into /tmp/CTLFireability3338684427475209277.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10518131870564765188.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3338684427475209277.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 -...284
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,8.38861e+10,0.020872,4700,2,271,5,1085,6,0,532,781,0


Converting to forward existential form...Done !
original formula: AG((EX(A(!(((p66==1)&&(p222==1))) U !(AF(((p73==1)&&(p229==1)))))) + ((p7==1)&&(p167==1))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(((p7==1)&&(p167==1)))) * !(EX(!((E(!(!(!(EG(!(((p73==1)&&(p229==1))))))) U (!(!(((p66==1)...269
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,1,0.074236,7232,1,0,21,16630,25,14,2325,6418,23
FORMULA DLCround-PT-08a-CTLFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

[2026-05-24 15:21:56] [INFO ] Flatten gal took : 9 ms
[2026-05-24 15:21:56] [INFO ] Flatten gal took : 5 ms
Total runtime 216872 ms.

BK_STOP 1779636116858

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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="DLCround-PT-08a"
export BK_EXAMINATION="CTLFireability"
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 DLCround-PT-08a, examination is CTLFireability"
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-177955695600586"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-08a.tgz
mv DLCround-PT-08a execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;