Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r058-smll-174854063300002.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is DBSingleClientW-PT-d0m04, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854063300002
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 119K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2023-12
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2023-13
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2023-14
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2023-15
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-00
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-01
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-02
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-03
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-04
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-05
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-06
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-07
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-08
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-09
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-10
FORMULA_NAME DBSingleClientW-PT-d0m04-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1748550943628

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d0m04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-05-29 20:35:46] [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]
[2025-05-29 20:35:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 20:35:46] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2025-05-29 20:35:46] [INFO ] Transformed 553 places.
[2025-05-29 20:35:46] [INFO ] Transformed 150 transitions.
[2025-05-29 20:35:46] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 433 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 31 ms.
Deduced a syphon composed of 444 places in 4 ms
Reduce places removed 444 places and 0 transitions.
Support contains 65 out of 109 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 109/109 places, 150/150 transitions.
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 102 transition count 139
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 21 place count 99 transition count 134
Iterating global reduction 1 with 3 rules applied. Total rules applied 24 place count 99 transition count 134
Applied a total of 24 rules in 59 ms. Remains 99 /109 variables (removed 10) and now considering 134/150 (removed 16) transitions.
// Phase 1: matrix 134 rows 99 cols
[2025-05-29 20:35:47] [INFO ] Computed 2 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:35:47] [INFO ] Implicit Places using invariants in 486 ms returned []
[2025-05-29 20:35:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:35:48] [INFO ] State equation strengthened by 60 read => feed constraints.
[2025-05-29 20:35:48] [INFO ] Implicit Places using invariants and state equation in 509 ms returned []
Implicit Place search using SMT with State Equation took 1070 ms to find 0 implicit places.
Running 133 sub problems to find dead transitions.
[2025-05-29 20:35:48] [INFO ] Invariant cache hit.
[2025-05-29 20:35:48] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 1 (OVERLAPS) 1/99 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 4 (OVERLAPS) 134/233 variables, 99/101 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/233 variables, 60/161 constraints. Problems are: Problem set: 0 solved, 133 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:35:55] [INFO ] Deduced a trap composed of 35 places in 196 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:35:55] [INFO ] Deduced a trap composed of 35 places in 149 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:35:56] [INFO ] Deduced a trap composed of 35 places in 114 ms of which 10 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 3/164 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/233 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 8 (OVERLAPS) 0/233 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 133 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 164 constraints, problems are : Problem set: 0 solved, 133 unsolved in 12541 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 99/99 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 133/133 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 133 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 1 (OVERLAPS) 1/99 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 5 (OVERLAPS) 134/233 variables, 99/104 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 60/164 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/233 variables, 133/297 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 9 (OVERLAPS) 0/233 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 133 unsolved
No progress, stopping.
After SMT solving in domain Int declared 233/233 variables, and 297 constraints, problems are : Problem set: 0 solved, 133 unsolved in 28232 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 99/99 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 133/133 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41307ms problems are : Problem set: 0 solved, 133 unsolved
Search for dead transitions found 0 dead transitions in 41703ms
Starting structural reductions in LTL mode, iteration 1 : 99/109 places, 134/150 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42868 ms. Remains : 99/109 places, 134/150 transitions.
Support contains 65 out of 99 places after structural reductions.
[2025-05-29 20:36:30] [INFO ] Flatten gal took : 77 ms
[2025-05-29 20:36:30] [INFO ] Flatten gal took : 36 ms
[2025-05-29 20:36:30] [INFO ] Input system was already deterministic with 134 transitions.
Reduction of identical properties reduced properties to check from 59 to 57
RANDOM walk for 40000 steps (9150 resets) in 2664 ms. (15 steps per ms) remains 28/57 properties
BEST_FIRST walk for 4002 steps (423 resets) in 81 ms. (48 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (198 resets) in 56 ms. (70 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (200 resets) in 56 ms. (70 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (129 resets) in 65 ms. (60 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (419 resets) in 95 ms. (41 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (193 resets) in 30 ms. (129 steps per ms) remains 27/28 properties
BEST_FIRST walk for 4000 steps (800 resets) in 37 ms. (105 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (179 resets) in 37 ms. (105 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (206 resets) in 42 ms. (93 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (217 resets) in 39 ms. (100 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (199 resets) in 43 ms. (90 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4002 steps (185 resets) in 30 ms. (129 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (176 resets) in 26 ms. (148 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (216 resets) in 27 ms. (142 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (210 resets) in 19 ms. (200 steps per ms) remains 26/27 properties
BEST_FIRST walk for 4001 steps (251 resets) in 33 ms. (117 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (206 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (193 resets) in 26 ms. (148 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (195 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (387 resets) in 34 ms. (114 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (200 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (214 resets) in 24 ms. (160 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (181 resets) in 27 ms. (142 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (409 resets) in 42 ms. (93 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (204 resets) in 25 ms. (153 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (189 resets) in 26 ms. (148 steps per ms) remains 26/26 properties
[2025-05-29 20:36:31] [INFO ] Invariant cache hit.
[2025-05-29 20:36:31] [INFO ] State equation strengthened by 60 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp51 is UNSAT
At refinement iteration 1 (OVERLAPS) 26/68 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 23 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 16/84 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 23 unsolved
At refinement iteration 5 (OVERLAPS) 120/204 variables, 84/86 constraints. Problems are: Problem set: 3 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/204 variables, 46/132 constraints. Problems are: Problem set: 3 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/204 variables, 0/132 constraints. Problems are: Problem set: 3 solved, 23 unsolved
Problem AtomicPropp40 is UNSAT
At refinement iteration 8 (OVERLAPS) 29/233 variables, 15/147 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/233 variables, 14/161 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/233 variables, 0/161 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 0/233 variables, 0/161 constraints. Problems are: Problem set: 4 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 161 constraints, problems are : Problem set: 4 solved, 22 unsolved in 2722 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 99/99 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 22 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 32/62 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:36:34] [INFO ] Deduced a trap composed of 38 places in 49 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 20/82 variables, 1/3 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 6 (OVERLAPS) 115/197 variables, 82/85 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/197 variables, 41/126 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/197 variables, 2/128 constraints. Problems are: Problem set: 4 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:36:35] [INFO ] Deduced a trap composed of 19 places in 90 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/197 variables, 1/129 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/197 variables, 0/129 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 36/233 variables, 17/146 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/233 variables, 19/165 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/233 variables, 20/185 constraints. Problems are: Problem set: 4 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/233 variables, 0/185 constraints. Problems are: Problem set: 4 solved, 22 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 233/233 variables, and 185 constraints, problems are : Problem set: 4 solved, 22 unsolved in 5026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 99/99 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 22/26 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7811ms problems are : Problem set: 4 solved, 22 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 30 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 91 transition count 120
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 91 transition count 120
Applied a total of 16 rules in 21 ms. Remains 91 /99 variables (removed 8) and now considering 120/134 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 91/99 places, 120/134 transitions.
RANDOM walk for 40000 steps (9130 resets) in 693 ms. (57 steps per ms) remains 18/22 properties
BEST_FIRST walk for 4002 steps (389 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (210 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (199 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (214 resets) in 31 ms. (125 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (800 resets) in 21 ms. (181 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (197 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (193 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (212 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (168 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (215 resets) in 22 ms. (174 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (182 resets) in 25 ms. (153 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (207 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (193 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (203 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (416 resets) in 23 ms. (166 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (202 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (185 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (205 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
// Phase 1: matrix 120 rows 91 cols
[2025-05-29 20:36:40] [INFO ] Computed 2 invariants in 3 ms
[2025-05-29 20:36:40] [INFO ] State equation strengthened by 51 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 28/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 21/74 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 108/182 variables, 74/76 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 39/115 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 29/211 variables, 17/132 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/211 variables, 12/144 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/211 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (OVERLAPS) 0/211 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 211/211 variables, and 144 constraints, problems are : Problem set: 0 solved, 18 unsolved in 1266 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 91/91 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 28/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 21/74 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 108/182 variables, 74/76 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 39/115 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 29/211 variables, 17/132 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/211 variables, 12/144 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/211 variables, 18/162 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/211 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (OVERLAPS) 0/211 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 211/211 variables, and 162 constraints, problems are : Problem set: 0 solved, 18 unsolved in 3857 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 91/91 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5159ms problems are : Problem set: 0 solved, 18 unsolved
Parikh walk visited 0 properties in 722 ms.
Support contains 25 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 120/120 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 90 transition count 119
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 90 transition count 119
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 89 transition count 118
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 89 transition count 118
Applied a total of 4 rules in 20 ms. Remains 89 /91 variables (removed 2) and now considering 118/120 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 89/91 places, 118/120 transitions.
RANDOM walk for 40000 steps (9199 resets) in 351 ms. (113 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (430 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (184 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (195 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (193 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (800 resets) in 30 ms. (129 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (213 resets) in 22 ms. (174 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (186 resets) in 56 ms. (70 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (207 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (193 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (182 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (172 resets) in 17 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (193 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (200 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (194 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (385 resets) in 22 ms. (173 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (227 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (210 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (202 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
Probably explored full state space saw : 9940 states, properties seen :17
Probabilistic random walk after 23743 steps, saw 9940 distinct states, run finished after 127 ms. (steps per millisecond=186 ) properties seen :17
Explored full state space saw : 10024 states, properties seen :0
Exhaustive walk after 23827 steps, saw 10024 distinct states, run finished after 53 ms. (steps per millisecond=449 ) properties seen :0
Successfully simplified 5 atomic propositions for a total of 16 simplifications.
[2025-05-29 20:36:46] [INFO ] Flatten gal took : 18 ms
[2025-05-29 20:36:46] [INFO ] Flatten gal took : 21 ms
[2025-05-29 20:36:46] [INFO ] Input system was already deterministic with 134 transitions.
Computed a total of 6 stabilizing places and 17 stable transitions
Graph (complete) has 330 edges and 99 vertex of which 98 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 81 transition count 102
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 81 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 38 place count 81 transition count 100
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 46 place count 73 transition count 92
Iterating global reduction 1 with 8 rules applied. Total rules applied 54 place count 73 transition count 92
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 55 place count 72 transition count 91
Iterating global reduction 1 with 1 rules applied. Total rules applied 56 place count 72 transition count 91
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 71 transition count 89
Iterating global reduction 1 with 1 rules applied. Total rules applied 58 place count 71 transition count 89
Applied a total of 58 rules in 23 ms. Remains 71 /99 variables (removed 28) and now considering 89/134 (removed 45) transitions.
// Phase 1: matrix 89 rows 71 cols
[2025-05-29 20:36:46] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:36:46] [INFO ] Implicit Places using invariants in 99 ms returned []
[2025-05-29 20:36:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:36:46] [INFO ] State equation strengthened by 28 read => feed constraints.
[2025-05-29 20:36:47] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 374 ms to find 0 implicit places.
Running 88 sub problems to find dead transitions.
[2025-05-29 20:36:47] [INFO ] Invariant cache hit.
[2025-05-29 20:36:47] [INFO ] State equation strengthened by 28 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 1/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 89/160 variables, 71/73 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 28/101 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:36:50] [INFO ] Deduced a trap composed of 12 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:36:50] [INFO ] Deduced a trap composed of 27 places in 81 ms of which 8 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/160 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:36:51] [INFO ] Deduced a trap composed of 27 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:36:51] [INFO ] Deduced a trap composed of 27 places in 62 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/160 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/160 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (OVERLAPS) 0/160 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 160/160 variables, and 105 constraints, problems are : Problem set: 0 solved, 88 unsolved in 6638 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 71/71 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 1/71 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (OVERLAPS) 89/160 variables, 71/77 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/160 variables, 28/105 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/160 variables, 88/193 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/160 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (OVERLAPS) 0/160 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 160/160 variables, and 193 constraints, problems are : Problem set: 0 solved, 88 unsolved in 12686 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 71/71 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19421ms problems are : Problem set: 0 solved, 88 unsolved
Search for dead transitions found 0 dead transitions in 19423ms
Starting structural reductions in LTL mode, iteration 1 : 71/99 places, 89/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19821 ms. Remains : 71/99 places, 89/134 transitions.
[2025-05-29 20:37:06] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:06] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:06] [INFO ] Input system was already deterministic with 89 transitions.
[2025-05-29 20:37:06] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:06] [INFO ] Flatten gal took : 8 ms
[2025-05-29 20:37:06] [INFO ] Time to serialize gal into /tmp/CTLFireability4360828696944967835.gal : 4 ms
[2025-05-29 20:37:06] [INFO ] Time to serialize properties into /tmp/CTLFireability6049635071627102083.ctl : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4360828696944967835.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6049635071627102083.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,6872,0.196209,9348,2,2063,5,23893,6,0,373,12853,0


Converting to forward existential form...Done !
original formula: (AG(EF(((p37<1)||(l122<1)))) + E(AX((((s1>=1)&&(l353>=1))||((s1>=1)&&(l486>=1)))) U EG(!(((s1>=1)&&(l505>=1))))))
=> equivalent forward existential formula: [(FwdU((Init * !(E(!(EX(!((((s1>=1)&&(l353>=1))||((s1>=1)&&(l486>=1)))))) U EG(!(((s1>=1)&&(l505>=1))))))),TRUE)...200
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t46, t47, t48, t55, t57, t64, t65, t66, t67, t68, t69, t70, t71, t7...336
(forward)formula 0,1,0.621352,21392,1,0,169,71472,199,67,2577,38915,191
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 78 transition count 96
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 78 transition count 96
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 43 place count 78 transition count 95
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 55 place count 66 transition count 83
Iterating global reduction 1 with 12 rules applied. Total rules applied 67 place count 66 transition count 83
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 69 place count 66 transition count 81
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 72 place count 63 transition count 75
Iterating global reduction 2 with 3 rules applied. Total rules applied 75 place count 63 transition count 75
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 76 place count 63 transition count 74
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 78 place count 61 transition count 71
Iterating global reduction 3 with 2 rules applied. Total rules applied 80 place count 61 transition count 71
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 82 place count 59 transition count 69
Iterating global reduction 3 with 2 rules applied. Total rules applied 84 place count 59 transition count 69
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 86 place count 59 transition count 67
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 87 place count 58 transition count 66
Iterating global reduction 4 with 1 rules applied. Total rules applied 88 place count 58 transition count 66
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 90 place count 58 transition count 64
Applied a total of 90 rules in 30 ms. Remains 58 /99 variables (removed 41) and now considering 64/134 (removed 70) transitions.
// Phase 1: matrix 64 rows 58 cols
[2025-05-29 20:37:07] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:37:07] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-05-29 20:37:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:37:07] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-05-29 20:37:07] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 20:37:07] [INFO ] Redundant transitions in 2 ms returned []
Running 63 sub problems to find dead transitions.
[2025-05-29 20:37:07] [INFO ] Invariant cache hit.
[2025-05-29 20:37:07] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 1/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (OVERLAPS) 64/122 variables, 58/60 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 63 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:09] [INFO ] Deduced a trap composed of 9 places in 95 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:09] [INFO ] Deduced a trap composed of 22 places in 79 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:09] [INFO ] Deduced a trap composed of 22 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:09] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:09] [INFO ] Deduced a trap composed of 22 places in 70 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 5/85 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 63 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:10] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 3 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/122 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 86 constraints, problems are : Problem set: 0 solved, 63 unsolved in 4786 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 63 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (OVERLAPS) 1/58 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (OVERLAPS) 64/122 variables, 58/66 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 63/149 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 149 constraints, problems are : Problem set: 0 solved, 63 unsolved in 7661 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 58/58 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12479ms problems are : Problem set: 0 solved, 63 unsolved
Search for dead transitions found 0 dead transitions in 12482ms
Starting structural reductions in SI_CTL mode, iteration 1 : 58/99 places, 64/134 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12774 ms. Remains : 58/99 places, 64/134 transitions.
[2025-05-29 20:37:20] [INFO ] Flatten gal took : 14 ms
[2025-05-29 20:37:20] [INFO ] Flatten gal took : 7 ms
[2025-05-29 20:37:20] [INFO ] Input system was already deterministic with 64 transitions.
[2025-05-29 20:37:20] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:37:20] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:37:20] [INFO ] Time to serialize gal into /tmp/CTLFireability14768512788546960137.gal : 3 ms
[2025-05-29 20:37:20] [INFO ] Time to serialize properties into /tmp/CTLFireability11590520628258527293.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14768512788546960137.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11590520628258527293.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,3440,0.132757,6184,2,1503,5,8918,6,0,296,6384,0


Converting to forward existential form...Done !
original formula: AF(AG(((EF(((s1>=1)&&(l345>=1))) + (p10<1)) + (l153<1))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(((E(TRUE U ((s1>=1)&&(l345>=1))) + (p10<1)) + (l153<1)))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t40, t45, t46, t47, t48, t49, t50, t51, t52, t53, t54, t55, t56, t5...286
(forward)formula 0,1,0.718615,17192,1,0,163,61333,157,67,1993,44423,178
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 83 transition count 106
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 83 transition count 106
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 40 place count 75 transition count 98
Iterating global reduction 0 with 8 rules applied. Total rules applied 48 place count 75 transition count 98
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 50 place count 75 transition count 96
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 51 place count 74 transition count 95
Iterating global reduction 1 with 1 rules applied. Total rules applied 52 place count 74 transition count 95
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 53 place count 73 transition count 93
Iterating global reduction 1 with 1 rules applied. Total rules applied 54 place count 73 transition count 93
Applied a total of 54 rules in 9 ms. Remains 73 /99 variables (removed 26) and now considering 93/134 (removed 41) transitions.
// Phase 1: matrix 93 rows 73 cols
[2025-05-29 20:37:20] [INFO ] Computed 2 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:37:21] [INFO ] Implicit Places using invariants in 107 ms returned []
[2025-05-29 20:37:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:37:21] [INFO ] State equation strengthened by 36 read => feed constraints.
[2025-05-29 20:37:21] [INFO ] Implicit Places using invariants and state equation in 231 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
Running 92 sub problems to find dead transitions.
[2025-05-29 20:37:21] [INFO ] Invariant cache hit.
[2025-05-29 20:37:21] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 1 (OVERLAPS) 1/73 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 4 (OVERLAPS) 93/166 variables, 73/75 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/166 variables, 36/111 constraints. Problems are: Problem set: 0 solved, 92 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 7 (OVERLAPS) 0/166 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 92 unsolved
No progress, stopping.
After SMT solving in domain Real declared 166/166 variables, and 111 constraints, problems are : Problem set: 0 solved, 92 unsolved in 3836 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 73/73 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 92/92 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 92 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 1 (OVERLAPS) 1/73 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 4 (OVERLAPS) 93/166 variables, 73/75 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/166 variables, 36/111 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 92/203 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/166 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 92 unsolved
At refinement iteration 8 (OVERLAPS) 0/166 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 92 unsolved
No progress, stopping.
After SMT solving in domain Int declared 166/166 variables, and 203 constraints, problems are : Problem set: 0 solved, 92 unsolved in 16468 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 73/73 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 92/92 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20346ms problems are : Problem set: 0 solved, 92 unsolved
Search for dead transitions found 0 dead transitions in 20347ms
Starting structural reductions in LTL mode, iteration 1 : 73/99 places, 93/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20698 ms. Remains : 73/99 places, 93/134 transitions.
[2025-05-29 20:37:41] [INFO ] Flatten gal took : 10 ms
[2025-05-29 20:37:41] [INFO ] Flatten gal took : 11 ms
[2025-05-29 20:37:41] [INFO ] Input system was already deterministic with 93 transitions.
[2025-05-29 20:37:41] [INFO ] Flatten gal took : 10 ms
[2025-05-29 20:37:41] [INFO ] Flatten gal took : 10 ms
[2025-05-29 20:37:41] [INFO ] Time to serialize gal into /tmp/CTLFireability8316934141399444494.gal : 4 ms
[2025-05-29 20:37:41] [INFO ] Time to serialize properties into /tmp/CTLFireability9511641701652213139.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8316934141399444494.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9511641701652213139.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,7408,0.274719,10012,2,1968,5,25281,6,0,385,13349,0


Converting to forward existential form...Done !
original formula: (E(!(AF((((s1>=1)&&(l488>=1))||((s1>=1)&&(l339>=1))))) U ((p15>=1)&&(l0>=1))) * E(!(((((EX(((s1>=1)&&(l489>=1))) + AX(((s2>=1)&&(l497>=1)...285
=> equivalent forward existential formula: [(FwdU((Init * E(!(!(EG(!((((s1>=1)&&(l488>=1))||((s1>=1)&&(l339>=1))))))) U ((p15>=1)&&(l0>=1)))),!(((((EX(((s1...343
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t24, t29, t52, t53, t54, t57, t58, t59, t62, t69, t70, t71, t72, t73, t7...346
(forward)formula 0,1,2.0451,48824,1,0,459,224227,225,261,2671,183538,520
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-02 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 : 99/99 places, 134/134 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 80 transition count 99
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 80 transition count 99
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 40 place count 80 transition count 97
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 51 place count 69 transition count 86
Iterating global reduction 1 with 11 rules applied. Total rules applied 62 place count 69 transition count 86
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 64 place count 69 transition count 84
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 66 place count 67 transition count 81
Iterating global reduction 2 with 2 rules applied. Total rules applied 68 place count 67 transition count 81
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 69 place count 67 transition count 80
Applied a total of 69 rules in 6 ms. Remains 67 /99 variables (removed 32) and now considering 80/134 (removed 54) transitions.
// Phase 1: matrix 80 rows 67 cols
[2025-05-29 20:37:43] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:37:43] [INFO ] Implicit Places using invariants in 80 ms returned []
[2025-05-29 20:37:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:37:43] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-05-29 20:37:44] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 231 ms to find 0 implicit places.
Running 79 sub problems to find dead transitions.
[2025-05-29 20:37:44] [INFO ] Invariant cache hit.
[2025-05-29 20:37:44] [INFO ] State equation strengthened by 23 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (OVERLAPS) 1/67 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 4 (OVERLAPS) 80/147 variables, 67/69 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 23/92 constraints. Problems are: Problem set: 0 solved, 79 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:37:46] [INFO ] Deduced a trap composed of 27 places in 79 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/147 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (OVERLAPS) 0/147 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Real declared 147/147 variables, and 93 constraints, problems are : Problem set: 0 solved, 79 unsolved in 5156 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 67/67 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 79 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 1 (OVERLAPS) 1/67 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 5 (OVERLAPS) 80/147 variables, 67/70 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/147 variables, 23/93 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/147 variables, 79/172 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/147 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 79 unsolved
At refinement iteration 9 (OVERLAPS) 0/147 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 79 unsolved
No progress, stopping.
After SMT solving in domain Int declared 147/147 variables, and 172 constraints, problems are : Problem set: 0 solved, 79 unsolved in 10560 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 67/67 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 79/79 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15746ms problems are : Problem set: 0 solved, 79 unsolved
Search for dead transitions found 0 dead transitions in 15747ms
Starting structural reductions in LTL mode, iteration 1 : 67/99 places, 80/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15985 ms. Remains : 67/99 places, 80/134 transitions.
[2025-05-29 20:37:59] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:59] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:59] [INFO ] Input system was already deterministic with 80 transitions.
[2025-05-29 20:37:59] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:59] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:37:59] [INFO ] Time to serialize gal into /tmp/CTLFireability7450034549488077924.gal : 3 ms
[2025-05-29 20:37:59] [INFO ] Time to serialize properties into /tmp/CTLFireability15551973076170630486.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7450034549488077924.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15551973076170630486.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,6212,0.222987,9076,2,2128,5,20626,6,0,348,13803,0


Converting to forward existential form...Done !
original formula: E(E(AX(((s1>=1)&&(l510>=1))) U EF(AX(!(((s1>=1)&&(l484>=1)))))) U !(AF(((p22>=1)&&(l0>=1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,E(!(EX(!(((s1>=1)&&(l510>=1))))) U E(TRUE U !(EX(!(!(((s1>=1)&&(l484>=1))))))))),!(((p22>=1)&&(l...173
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t49, t57, t58, t59, t60, t61, t62, t63, t64, t65, t66, t67, t68, t6...306
Hit Full ! (commute/partial/dont) 51/0/29
(forward)formula 0,1,1.08268,26124,1,0,177,87250,198,74,2596,70480,202
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-03 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 : 99/99 places, 134/134 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 79 transition count 99
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 79 transition count 99
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 79 transition count 98
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 52 place count 68 transition count 87
Iterating global reduction 1 with 11 rules applied. Total rules applied 63 place count 68 transition count 87
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 65 place count 68 transition count 85
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 68 place count 65 transition count 79
Iterating global reduction 2 with 3 rules applied. Total rules applied 71 place count 65 transition count 79
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 72 place count 65 transition count 78
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 74 place count 63 transition count 75
Iterating global reduction 3 with 2 rules applied. Total rules applied 76 place count 63 transition count 75
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 78 place count 61 transition count 73
Iterating global reduction 3 with 2 rules applied. Total rules applied 80 place count 61 transition count 73
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 82 place count 61 transition count 71
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 83 place count 60 transition count 70
Iterating global reduction 4 with 1 rules applied. Total rules applied 84 place count 60 transition count 70
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 86 place count 60 transition count 68
Applied a total of 86 rules in 64 ms. Remains 60 /99 variables (removed 39) and now considering 68/134 (removed 66) transitions.
// Phase 1: matrix 68 rows 60 cols
[2025-05-29 20:38:01] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:01] [INFO ] Implicit Places using invariants in 105 ms returned []
[2025-05-29 20:38:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:01] [INFO ] State equation strengthened by 24 read => feed constraints.
[2025-05-29 20:38:01] [INFO ] Implicit Places using invariants and state equation in 256 ms returned []
Implicit Place search using SMT with State Equation took 363 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 20:38:01] [INFO ] Redundant transitions in 1 ms returned []
Running 67 sub problems to find dead transitions.
[2025-05-29 20:38:01] [INFO ] Invariant cache hit.
[2025-05-29 20:38:01] [INFO ] State equation strengthened by 24 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 1 (OVERLAPS) 1/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 4 (OVERLAPS) 68/128 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 24/86 constraints. Problems are: Problem set: 0 solved, 67 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:02] [INFO ] Deduced a trap composed of 9 places in 72 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 67 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 87 constraints, problems are : Problem set: 0 solved, 67 unsolved in 2885 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 60/60 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 67/67 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 67 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 5 (OVERLAPS) 68/128 variables, 60/63 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 24/87 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 67/154 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 9 (OVERLAPS) 0/128 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 67 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 154 constraints, problems are : Problem set: 0 solved, 67 unsolved in 8158 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 60/60 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 67/67 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11070ms problems are : Problem set: 0 solved, 67 unsolved
Search for dead transitions found 0 dead transitions in 11070ms
Starting structural reductions in SI_CTL mode, iteration 1 : 60/99 places, 68/134 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 11506 ms. Remains : 60/99 places, 68/134 transitions.
[2025-05-29 20:38:12] [INFO ] Flatten gal took : 8 ms
[2025-05-29 20:38:12] [INFO ] Flatten gal took : 7 ms
[2025-05-29 20:38:12] [INFO ] Input system was already deterministic with 68 transitions.
[2025-05-29 20:38:12] [INFO ] Flatten gal took : 19 ms
[2025-05-29 20:38:12] [INFO ] Flatten gal took : 16 ms
[2025-05-29 20:38:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8333565013785756631.gal : 2 ms
[2025-05-29 20:38:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10324305073414734366.prop : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8333565013785756631.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10324305073414734366.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (9146 resets) in 192 ms. (207 steps per ms) remains 1/1 properties

BEST_FIRST walk for 40004 steps (1952 resets) in 136 ms. (292 steps per ms) remains 1/1 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10324305073414734366.prop.
Finished probabilistic random walk after 2760 steps, run visited all 1 properties in 20 ms. (steps per millisecond=138 )
Probabilistic random walk after 2760 steps, saw 1296 distinct states, run finished after 27 ms. (steps per millisecond=102 ) properties seen :1
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
ITS runner timed out or was interrupted.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 16
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 78 transition count 96
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 78 transition count 96
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 43 place count 78 transition count 95
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 55 place count 66 transition count 83
Iterating global reduction 1 with 12 rules applied. Total rules applied 67 place count 66 transition count 83
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 69 place count 66 transition count 81
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 71 place count 64 transition count 77
Iterating global reduction 2 with 2 rules applied. Total rules applied 73 place count 64 transition count 77
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 75 place count 62 transition count 74
Iterating global reduction 2 with 2 rules applied. Total rules applied 77 place count 62 transition count 74
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 78 place count 61 transition count 73
Iterating global reduction 2 with 1 rules applied. Total rules applied 79 place count 61 transition count 73
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 81 place count 61 transition count 71
Applied a total of 81 rules in 26 ms. Remains 61 /99 variables (removed 38) and now considering 71/134 (removed 63) transitions.
// Phase 1: matrix 71 rows 61 cols
[2025-05-29 20:38:12] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:12] [INFO ] Implicit Places using invariants in 93 ms returned []
[2025-05-29 20:38:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:12] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-05-29 20:38:12] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 20:38:12] [INFO ] Redundant transitions in 2 ms returned []
Running 70 sub problems to find dead transitions.
[2025-05-29 20:38:12] [INFO ] Invariant cache hit.
[2025-05-29 20:38:12] [INFO ] State equation strengthened by 22 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (OVERLAPS) 71/132 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 22/85 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 7 (OVERLAPS) 0/132 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 85 constraints, problems are : Problem set: 0 solved, 70 unsolved in 2550 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 61/61 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 70 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 4 (OVERLAPS) 71/132 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/132 variables, 22/85 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/132 variables, 70/155 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 155 constraints, problems are : Problem set: 0 solved, 70 unsolved in 8484 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 61/61 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11076ms problems are : Problem set: 0 solved, 70 unsolved
Search for dead transitions found 0 dead transitions in 11076ms
Starting structural reductions in SI_CTL mode, iteration 1 : 61/99 places, 71/134 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 11416 ms. Remains : 61/99 places, 71/134 transitions.
[2025-05-29 20:38:24] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:38:24] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:38:24] [INFO ] Input system was already deterministic with 71 transitions.
[2025-05-29 20:38:24] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:38:24] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:38:24] [INFO ] Time to serialize gal into /tmp/CTLFireability7052174145508503664.gal : 2 ms
[2025-05-29 20:38:24] [INFO ] Time to serialize properties into /tmp/CTLFireability12438862062839658692.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7052174145508503664.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12438862062839658692.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,4626,0.138504,6612,2,1427,5,10047,6,0,315,6694,0


Converting to forward existential form...Done !
original formula: EG(AF(AG((!(A(((p11>=1)&&(l154>=1)) U ((s1>=1)&&(l337>=1)))) * ((s1<1)||(l3<1))))))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!(!(E(TRUE U !((!(!((E(!(((s1>=1)&&(l337>=1))) U (!(((p11>=1)&&(l154>=1))) * !(((s1>=1)&&(l337>=...231
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t46, t51, t52, t53, t54, t55, t56, t57, t58, t59, t60, t61, t62, t6...291
Using saturation style SCC detection
(forward)formula 0,0,1.26071,29932,1,0,274,138626,185,132,2211,104752,338
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-05 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 : 99/99 places, 134/134 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 84 transition count 110
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 84 transition count 110
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 84 transition count 109
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 40 place count 75 transition count 100
Iterating global reduction 1 with 9 rules applied. Total rules applied 49 place count 75 transition count 100
Applied a total of 49 rules in 3 ms. Remains 75 /99 variables (removed 24) and now considering 100/134 (removed 34) transitions.
// Phase 1: matrix 100 rows 75 cols
[2025-05-29 20:38:25] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:25] [INFO ] Implicit Places using invariants in 132 ms returned []
[2025-05-29 20:38:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:25] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-05-29 20:38:25] [INFO ] Implicit Places using invariants and state equation in 281 ms returned []
Implicit Place search using SMT with State Equation took 415 ms to find 0 implicit places.
Running 99 sub problems to find dead transitions.
[2025-05-29 20:38:25] [INFO ] Invariant cache hit.
[2025-05-29 20:38:25] [INFO ] State equation strengthened by 37 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (OVERLAPS) 1/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (OVERLAPS) 100/175 variables, 75/77 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 37/114 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/175 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (OVERLAPS) 0/175 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Real declared 175/175 variables, and 114 constraints, problems are : Problem set: 0 solved, 99 unsolved in 6113 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (OVERLAPS) 1/75 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (OVERLAPS) 100/175 variables, 75/77 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/175 variables, 37/114 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/175 variables, 99/213 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/175 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 8 (OVERLAPS) 0/175 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Int declared 175/175 variables, and 213 constraints, problems are : Problem set: 0 solved, 99 unsolved in 17398 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23565ms problems are : Problem set: 0 solved, 99 unsolved
Search for dead transitions found 0 dead transitions in 23566ms
Starting structural reductions in LTL mode, iteration 1 : 75/99 places, 100/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 23984 ms. Remains : 75/99 places, 100/134 transitions.
[2025-05-29 20:38:49] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:38:49] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:38:49] [INFO ] Input system was already deterministic with 100 transitions.
[2025-05-29 20:38:49] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:38:49] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:38:49] [INFO ] Time to serialize gal into /tmp/CTLFireability10369129714476021492.gal : 1 ms
[2025-05-29 20:38:49] [INFO ] Time to serialize properties into /tmp/CTLFireability14090297935680524722.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10369129714476021492.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14090297935680524722.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,7717,0.185745,10256,2,2317,5,25111,6,0,400,14461,0


Converting to forward existential form...Done !
original formula: (A(!((E(((A(((s1>=1)&&(l355>=1)) U ((s1>=1)&&(l504>=1))) + ((s1>=1)&&(l504>=1))) + ((s1>=1)&&(l149>=1))) U E(((p26>=1)&&(l0>=1)) U ((s1>=...412
=> equivalent forward existential formula: [FwdG(FwdU(FwdU((Init * !((E(!(EG((!(EG(!(((s1>=1)&&(l353>=1))))) + !(((s1>=1)&&(l150>=1)))))) U (!(!((E(((!((E(...782
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t11, t19, t25, t26, t27, t28, t29, t30, t31, t32, t33, t34, t54, t55, t5...402
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,0,3.19281,75828,1,0,667,343604,286,359,2927,303490,804
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 82 transition count 106
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 82 transition count 106
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 35 place count 82 transition count 105
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 44 place count 73 transition count 96
Iterating global reduction 1 with 9 rules applied. Total rules applied 53 place count 73 transition count 96
Applied a total of 53 rules in 17 ms. Remains 73 /99 variables (removed 26) and now considering 96/134 (removed 38) transitions.
// Phase 1: matrix 96 rows 73 cols
[2025-05-29 20:38:52] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:52] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-05-29 20:38:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:38:52] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-05-29 20:38:52] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
Running 95 sub problems to find dead transitions.
[2025-05-29 20:38:52] [INFO ] Invariant cache hit.
[2025-05-29 20:38:52] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 1 (OVERLAPS) 1/73 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 4 (OVERLAPS) 96/169 variables, 73/75 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 34/109 constraints. Problems are: Problem set: 0 solved, 95 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:55] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:55] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:55] [INFO ] Deduced a trap composed of 28 places in 87 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:56] [INFO ] Deduced a trap composed of 13 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:56] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:56] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:56] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 7/116 constraints. Problems are: Problem set: 0 solved, 95 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:57] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:57] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:57] [INFO ] Deduced a trap composed of 26 places in 61 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/169 variables, 3/119 constraints. Problems are: Problem set: 0 solved, 95 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:38:59] [INFO ] Deduced a trap composed of 29 places in 96 ms of which 7 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/169 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/169 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 10 (OVERLAPS) 0/169 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 95 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 120 constraints, problems are : Problem set: 0 solved, 95 unsolved in 10129 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 73/73 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 95/95 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 95 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/72 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 2 (OVERLAPS) 1/73 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 6 (OVERLAPS) 96/169 variables, 73/86 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/169 variables, 34/120 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/169 variables, 95/215 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/169 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 95 unsolved
At refinement iteration 10 (OVERLAPS) 0/169 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 95 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 215 constraints, problems are : Problem set: 0 solved, 95 unsolved in 13527 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 73/73 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 95/95 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23700ms problems are : Problem set: 0 solved, 95 unsolved
Search for dead transitions found 0 dead transitions in 23701ms
Starting structural reductions in LTL mode, iteration 1 : 73/99 places, 96/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 24003 ms. Remains : 73/99 places, 96/134 transitions.
[2025-05-29 20:39:16] [INFO ] Flatten gal took : 9 ms
[2025-05-29 20:39:16] [INFO ] Flatten gal took : 16 ms
[2025-05-29 20:39:16] [INFO ] Input system was already deterministic with 96 transitions.
[2025-05-29 20:39:16] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:39:16] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:39:16] [INFO ] Time to serialize gal into /tmp/CTLFireability12846299407486781810.gal : 1 ms
[2025-05-29 20:39:16] [INFO ] Time to serialize properties into /tmp/CTLFireability14385359378470030428.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12846299407486781810.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14385359378470030428.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,7437,0.17361,9328,2,1913,5,23992,6,0,388,12828,0


Converting to forward existential form...Done !
original formula: AG((((E(((s1>=1)&&(l504>=1)) U ((s1>=1)&&(l353>=1))) + !(E(((s1>=1)&&(l491>=1)) U (EX(((p29>=1)&&(l0>=1))) * !(((s1>=1)&&(l338>=1))))))) ...201
=> equivalent forward existential formula: [(EY((FwdU((((FwdU(Init,TRUE) * !(((s1>=1)&&(l345>=1)))) * !(((s1<1)||(l509<1)))) * !(E(((s1>=1)&&(l504>=1)) U (...259
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t48, t49, t50, t56, t58, t59, t60, t63, t64, t65, t72, t73, t74, t7...356
Hit Full ! (commute/partial/dont) 1/91/95
(forward)formula 0,1,0.535809,18544,1,0,187,61915,226,79,2755,30789,211
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-07 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 : 99/99 places, 134/134 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 80 transition count 100
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 80 transition count 100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 39 place count 80 transition count 99
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 50 place count 69 transition count 88
Iterating global reduction 1 with 11 rules applied. Total rules applied 61 place count 69 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 63 place count 69 transition count 86
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 66 place count 66 transition count 80
Iterating global reduction 2 with 3 rules applied. Total rules applied 69 place count 66 transition count 80
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 70 place count 66 transition count 79
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 72 place count 64 transition count 76
Iterating global reduction 3 with 2 rules applied. Total rules applied 74 place count 64 transition count 76
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 76 place count 62 transition count 74
Iterating global reduction 3 with 2 rules applied. Total rules applied 78 place count 62 transition count 74
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 80 place count 62 transition count 72
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 81 place count 61 transition count 71
Iterating global reduction 4 with 1 rules applied. Total rules applied 82 place count 61 transition count 71
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 84 place count 61 transition count 69
Applied a total of 84 rules in 5 ms. Remains 61 /99 variables (removed 38) and now considering 69/134 (removed 65) transitions.
// Phase 1: matrix 69 rows 61 cols
[2025-05-29 20:39:17] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:39:17] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-05-29 20:39:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:39:17] [INFO ] State equation strengthened by 24 read => feed constraints.
[2025-05-29 20:39:17] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 291 ms to find 0 implicit places.
Running 68 sub problems to find dead transitions.
[2025-05-29 20:39:17] [INFO ] Invariant cache hit.
[2025-05-29 20:39:17] [INFO ] State equation strengthened by 24 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 1 (OVERLAPS) 1/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 4 (OVERLAPS) 69/130 variables, 61/63 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/130 variables, 24/87 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 68 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:20] [INFO ] Deduced a trap composed of 24 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:20] [INFO ] Deduced a trap composed of 22 places in 81 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:20] [INFO ] Deduced a trap composed of 10 places in 94 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:20] [INFO ] Deduced a trap composed of 10 places in 84 ms of which 8 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/130 variables, 4/91 constraints. Problems are: Problem set: 0 solved, 68 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:21] [INFO ] Deduced a trap composed of 24 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:21] [INFO ] Deduced a trap composed of 22 places in 76 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:21] [INFO ] Deduced a trap composed of 22 places in 71 ms of which 11 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 3/94 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/130 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 10 (OVERLAPS) 0/130 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 68 unsolved
No progress, stopping.
After SMT solving in domain Real declared 130/130 variables, and 94 constraints, problems are : Problem set: 0 solved, 68 unsolved in 6145 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 61/61 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 68/68 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 68 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 2 (OVERLAPS) 1/61 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 6 (OVERLAPS) 69/130 variables, 61/70 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 24/94 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 68/162 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/130 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 68 unsolved
At refinement iteration 10 (OVERLAPS) 0/130 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 68 unsolved
No progress, stopping.
After SMT solving in domain Int declared 130/130 variables, and 162 constraints, problems are : Problem set: 0 solved, 68 unsolved in 8320 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 61/61 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 68/68 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14495ms problems are : Problem set: 0 solved, 68 unsolved
Search for dead transitions found 0 dead transitions in 14496ms
Starting structural reductions in LTL mode, iteration 1 : 61/99 places, 69/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14792 ms. Remains : 61/99 places, 69/134 transitions.
[2025-05-29 20:39:32] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:39:32] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:39:32] [INFO ] Input system was already deterministic with 69 transitions.
[2025-05-29 20:39:32] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:39:32] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:39:32] [INFO ] Time to serialize gal into /tmp/CTLFireability6766150254954500351.gal : 1 ms
[2025-05-29 20:39:32] [INFO ] Time to serialize properties into /tmp/CTLFireability6195998324744361756.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6766150254954500351.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6195998324744361756.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,3700,0.09696,6684,2,1689,5,11561,6,0,313,7246,0


Converting to forward existential form...Done !
original formula: (EF(EG(((s8>=1)&&(l151>=1)))) * AX(EX(((!(A(((s1>=1)&&(l124>=1)) U ((s1>=1)&&(l491>=1)))) + (s7<1)) + (l0<1)))))
=> equivalent forward existential formula: ([(Init * !(E(TRUE U EG(((s8>=1)&&(l151>=1))))))] = FALSE * [(EY(Init) * !(EX(((!(!((E(!(((s1>=1)&&(l491>=1))) U...274
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t40, t42, t43, t44, t49, t50, t51, t52, t53, t54, t55, t56, t57, t5...306
(forward)formula 0,0,0.908907,26904,1,0,242,116218,175,106,2107,86185,281
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-08 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 : 99/99 places, 134/134 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 80 transition count 103
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 80 transition count 103
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 50 place count 68 transition count 91
Iterating global reduction 0 with 12 rules applied. Total rules applied 62 place count 68 transition count 91
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 64 place count 68 transition count 89
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 66 place count 66 transition count 84
Iterating global reduction 1 with 2 rules applied. Total rules applied 68 place count 66 transition count 84
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 69 place count 66 transition count 83
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 70 place count 65 transition count 82
Iterating global reduction 2 with 1 rules applied. Total rules applied 71 place count 65 transition count 82
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 72 place count 64 transition count 81
Iterating global reduction 2 with 1 rules applied. Total rules applied 73 place count 64 transition count 81
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 75 place count 64 transition count 79
Applied a total of 75 rules in 4 ms. Remains 64 /99 variables (removed 35) and now considering 79/134 (removed 55) transitions.
// Phase 1: matrix 79 rows 64 cols
[2025-05-29 20:39:33] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:39:33] [INFO ] Implicit Places using invariants in 95 ms returned []
[2025-05-29 20:39:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:39:33] [INFO ] State equation strengthened by 29 read => feed constraints.
[2025-05-29 20:39:33] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Running 78 sub problems to find dead transitions.
[2025-05-29 20:39:33] [INFO ] Invariant cache hit.
[2025-05-29 20:39:33] [INFO ] State equation strengthened by 29 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 1/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (OVERLAPS) 79/143 variables, 64/66 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 29/95 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:35] [INFO ] Deduced a trap composed of 23 places in 89 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:35] [INFO ] Deduced a trap composed of 26 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:35] [INFO ] Deduced a trap composed of 23 places in 76 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:35] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:35] [INFO ] Deduced a trap composed of 23 places in 82 ms of which 11 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 5/100 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:37] [INFO ] Deduced a trap composed of 26 places in 78 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:37] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 12 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/143 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 10 (OVERLAPS) 0/143 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 102 constraints, problems are : Problem set: 0 solved, 78 unsolved in 6224 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 64/64 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 1/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 79/143 variables, 64/73 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 29/102 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 78/180 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (OVERLAPS) 0/143 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 180 constraints, problems are : Problem set: 0 solved, 78 unsolved in 10375 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 64/64 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16624ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 16624ms
Starting structural reductions in LTL mode, iteration 1 : 64/99 places, 79/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16881 ms. Remains : 64/99 places, 79/134 transitions.
[2025-05-29 20:39:49] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:39:49] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:39:49] [INFO ] Input system was already deterministic with 79 transitions.
[2025-05-29 20:39:49] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:39:49] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:39:49] [INFO ] Time to serialize gal into /tmp/CTLFireability1780024464830836948.gal : 1 ms
[2025-05-29 20:39:49] [INFO ] Time to serialize properties into /tmp/CTLFireability15586681276247171772.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1780024464830836948.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15586681276247171772.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,4870,0.098093,6892,2,1596,5,12402,6,0,335,8153,0


Converting to forward existential form...Done !
original formula: E(EF(((!(EX(((p16>=1)&&(l115>=1)))) + AF(EX(((s1>=1)&&(l497>=1))))) + ((s0>=1)&&(l0>=1)))) U AG(((!(EF(((s1>=1)&&(l124>=1)))) * AX((((s1>...221
=> equivalent forward existential formula: [(FwdU(Init,E(TRUE U ((!(EX(((p16>=1)&&(l115>=1)))) + !(EG(!(EX(((s1>=1)&&(l497>=1))))))) + ((s0>=1)&&(l0>=1))))...303
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t24, t25, t26, t27, t28, t29, t30, t31, t32, t33, t51, t57, t58, t59, t6...346
(forward)formula 0,0,0.656632,18284,1,0,194,63563,182,82,2284,42634,214
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 83 transition count 111
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 83 transition count 111
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 83 transition count 110
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 43 place count 73 transition count 100
Iterating global reduction 1 with 10 rules applied. Total rules applied 53 place count 73 transition count 100
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 56 place count 70 transition count 94
Iterating global reduction 1 with 3 rules applied. Total rules applied 59 place count 70 transition count 94
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 60 place count 70 transition count 93
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 69 transition count 92
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 69 transition count 92
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 68 transition count 91
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 68 transition count 91
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 66 place count 68 transition count 89
Applied a total of 66 rules in 6 ms. Remains 68 /99 variables (removed 31) and now considering 89/134 (removed 45) transitions.
// Phase 1: matrix 89 rows 68 cols
[2025-05-29 20:39:50] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:39:50] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-05-29 20:39:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:39:50] [INFO ] State equation strengthened by 36 read => feed constraints.
[2025-05-29 20:39:50] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 220 ms to find 0 implicit places.
Running 88 sub problems to find dead transitions.
[2025-05-29 20:39:50] [INFO ] Invariant cache hit.
[2025-05-29 20:39:50] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/67 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (OVERLAPS) 1/68 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 89/157 variables, 68/70 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 36/106 constraints. Problems are: Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:53] [INFO ] Deduced a trap composed of 11 places in 100 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:39:53] [INFO ] Deduced a trap composed of 11 places in 107 ms of which 10 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/157 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/157 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (OVERLAPS) 0/157 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 157/157 variables, and 108 constraints, problems are : Problem set: 0 solved, 88 unsolved in 4948 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/67 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/67 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 1/68 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/68 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 89/157 variables, 68/72 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/157 variables, 36/108 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/157 variables, 88/196 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/157 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (OVERLAPS) 0/157 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 157/157 variables, and 196 constraints, problems are : Problem set: 0 solved, 88 unsolved in 14805 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 68/68 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19779ms problems are : Problem set: 0 solved, 88 unsolved
Search for dead transitions found 0 dead transitions in 19781ms
Starting structural reductions in LTL mode, iteration 1 : 68/99 places, 89/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20007 ms. Remains : 68/99 places, 89/134 transitions.
[2025-05-29 20:40:10] [INFO ] Flatten gal took : 11 ms
[2025-05-29 20:40:10] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:40:10] [INFO ] Input system was already deterministic with 89 transitions.
[2025-05-29 20:40:10] [INFO ] Flatten gal took : 7 ms
[2025-05-29 20:40:10] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:40:10] [INFO ] Time to serialize gal into /tmp/CTLFireability719523130657672694.gal : 2 ms
[2025-05-29 20:40:10] [INFO ] Time to serialize properties into /tmp/CTLFireability17069369019684024401.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability719523130657672694.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17069369019684024401.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,5282,0.212048,8236,2,1735,5,16542,6,0,361,10410,0


Converting to forward existential form...Done !
original formula: A(EX((!(((E(((s1>=1)&&(l335>=1)) U ((s1>=1)&&(l150>=1))) + ((s1>=1)&&(l149>=1))) + ((p25>=1)&&(l0>=1)))) * !(((s1>=1)&&(l488>=1))))) U !(...217
=> equivalent forward existential formula: [((Init * !(EG(!(!(EG(EX((E(TRUE U ((s1>=1)&&(l353>=1))) * E(TRUE U ((s1>=1)&&(l33>=1))))))))))) * !(E(!(!(EG(EX...456
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t7, t8, t9, t10, t24, t25, t26, t27, t28, t29, t30, t31, t32, t33, t47, t48, t49,...399
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,0,1.38021,30516,1,0,377,131335,220,195,2532,104066,423
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-10 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 : 99/99 places, 134/134 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 80 transition count 100
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 80 transition count 100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 39 place count 80 transition count 99
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 49 place count 70 transition count 89
Iterating global reduction 1 with 10 rules applied. Total rules applied 59 place count 70 transition count 89
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 61 place count 70 transition count 87
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 63 place count 68 transition count 84
Iterating global reduction 2 with 2 rules applied. Total rules applied 65 place count 68 transition count 84
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 66 place count 68 transition count 83
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 67 place count 67 transition count 81
Iterating global reduction 3 with 1 rules applied. Total rules applied 68 place count 67 transition count 81
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 69 place count 66 transition count 80
Iterating global reduction 3 with 1 rules applied. Total rules applied 70 place count 66 transition count 80
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 71 place count 65 transition count 79
Iterating global reduction 3 with 1 rules applied. Total rules applied 72 place count 65 transition count 79
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 74 place count 65 transition count 77
Applied a total of 74 rules in 7 ms. Remains 65 /99 variables (removed 34) and now considering 77/134 (removed 57) transitions.
// Phase 1: matrix 77 rows 65 cols
[2025-05-29 20:40:12] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:40:12] [INFO ] Implicit Places using invariants in 116 ms returned []
[2025-05-29 20:40:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:40:12] [INFO ] State equation strengthened by 25 read => feed constraints.
[2025-05-29 20:40:12] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 360 ms to find 0 implicit places.
Running 76 sub problems to find dead transitions.
[2025-05-29 20:40:12] [INFO ] Invariant cache hit.
[2025-05-29 20:40:12] [INFO ] State equation strengthened by 25 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (OVERLAPS) 77/142 variables, 65/67 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/142 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 76 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:40:14] [INFO ] Deduced a trap composed of 10 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:40:14] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 10 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/142 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 76 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:40:15] [INFO ] Deduced a trap composed of 24 places in 79 ms of which 10 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/142 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/142 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/142 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
No progress, stopping.
After SMT solving in domain Real declared 142/142 variables, and 95 constraints, problems are : Problem set: 0 solved, 76 unsolved in 5731 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 76 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (OVERLAPS) 1/65 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 6 (OVERLAPS) 77/142 variables, 65/70 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/142 variables, 25/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/142 variables, 76/171 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/142 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 10 (OVERLAPS) 0/142 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 76 unsolved
No progress, stopping.
After SMT solving in domain Int declared 142/142 variables, and 171 constraints, problems are : Problem set: 0 solved, 76 unsolved in 12261 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18026ms problems are : Problem set: 0 solved, 76 unsolved
Search for dead transitions found 0 dead transitions in 18027ms
Starting structural reductions in LTL mode, iteration 1 : 65/99 places, 77/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18394 ms. Remains : 65/99 places, 77/134 transitions.
[2025-05-29 20:40:30] [INFO ] Flatten gal took : 7 ms
[2025-05-29 20:40:30] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:40:30] [INFO ] Input system was already deterministic with 77 transitions.
[2025-05-29 20:40:30] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:40:30] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:40:30] [INFO ] Time to serialize gal into /tmp/CTLFireability7298776135199576990.gal : 1 ms
[2025-05-29 20:40:30] [INFO ] Time to serialize properties into /tmp/CTLFireability4887279155668905155.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7298776135199576990.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4887279155668905155.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,5174,0.112558,7124,2,1721,5,13131,6,0,337,8544,0


Converting to forward existential form...Done !
original formula: !(E(AG(((s1>=1)&&(l33>=1))) U EX((EF(((s1>=1)&&(l490>=1))) + !(EF(((s1>=1)&&(l32>=1))))))))
=> equivalent forward existential formula: ([(FwdU(EY(FwdU(Init,!(E(TRUE U !(((s1>=1)&&(l33>=1))))))),TRUE) * ((s1>=1)&&(l490>=1)))] = FALSE * [(EY(FwdU(In...241
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t7, t8, t9, t10, t28, t40, t41, t42, t46, t47, t55, t56, t57, t58, t59, t60, t61,...329
(forward)formula 0,0,0.946843,24708,1,0,173,91037,183,71,2362,63667,192
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 80 transition count 100
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 80 transition count 100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 39 place count 80 transition count 99
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 50 place count 69 transition count 88
Iterating global reduction 1 with 11 rules applied. Total rules applied 61 place count 69 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 63 place count 69 transition count 86
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 65 place count 67 transition count 81
Iterating global reduction 2 with 2 rules applied. Total rules applied 67 place count 67 transition count 81
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 68 place count 67 transition count 80
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 69 place count 66 transition count 79
Iterating global reduction 3 with 1 rules applied. Total rules applied 70 place count 66 transition count 79
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 71 place count 65 transition count 78
Iterating global reduction 3 with 1 rules applied. Total rules applied 72 place count 65 transition count 78
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 73 place count 65 transition count 77
Applied a total of 73 rules in 14 ms. Remains 65 /99 variables (removed 34) and now considering 77/134 (removed 57) transitions.
// Phase 1: matrix 77 rows 65 cols
[2025-05-29 20:40:31] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:40:31] [INFO ] Implicit Places using invariants in 97 ms returned []
[2025-05-29 20:40:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:40:31] [INFO ] State equation strengthened by 25 read => feed constraints.
[2025-05-29 20:40:31] [INFO ] Implicit Places using invariants and state equation in 289 ms returned []
Implicit Place search using SMT with State Equation took 388 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 20:40:31] [INFO ] Redundant transitions in 3 ms returned []
Running 76 sub problems to find dead transitions.
[2025-05-29 20:40:31] [INFO ] Invariant cache hit.
[2025-05-29 20:40:31] [INFO ] State equation strengthened by 25 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (OVERLAPS) 1/65 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (OVERLAPS) 77/142 variables, 65/67 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/142 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 76 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:40:34] [INFO ] Deduced a trap composed of 11 places in 86 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:40:34] [INFO ] Deduced a trap composed of 24 places in 76 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:40:34] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 11 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/142 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/142 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 8 (OVERLAPS) 0/142 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
No progress, stopping.
After SMT solving in domain Real declared 142/142 variables, and 95 constraints, problems are : Problem set: 0 solved, 76 unsolved in 3902 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 76 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 2 (OVERLAPS) 1/65 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 6 (OVERLAPS) 77/142 variables, 65/70 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/142 variables, 25/95 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/142 variables, 76/171 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/142 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 76 unsolved
At refinement iteration 10 (OVERLAPS) 0/142 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 76 unsolved
No progress, stopping.
After SMT solving in domain Int declared 142/142 variables, and 171 constraints, problems are : Problem set: 0 solved, 76 unsolved in 8827 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 76/76 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12763ms problems are : Problem set: 0 solved, 76 unsolved
Search for dead transitions found 0 dead transitions in 12763ms
Starting structural reductions in SI_CTL mode, iteration 1 : 65/99 places, 77/134 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 13176 ms. Remains : 65/99 places, 77/134 transitions.
[2025-05-29 20:40:44] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:40:44] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:40:44] [INFO ] Input system was already deterministic with 77 transitions.
[2025-05-29 20:40:44] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:40:44] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:40:44] [INFO ] Time to serialize gal into /tmp/CTLFireability4835425465450169948.gal : 1 ms
[2025-05-29 20:40:44] [INFO ] Time to serialize properties into /tmp/CTLFireability14382188221699170575.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4835425465450169948.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14382188221699170575.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,5228,0.094326,6864,2,1533,5,12182,6,0,337,7888,0


Converting to forward existential form...Done !
original formula: AG(((AF(((s1<1)||(l504<1))) + (p27<1)) + (l0<1)))
=> equivalent forward existential formula: [FwdG(((FwdU(Init,TRUE) * !((l0<1))) * !((p27<1))),!(((s1<1)||(l504<1))))] = FALSE
(forward)formula 0,1,0.269591,12880,1,0,21,37680,23,6,1721,16845,15
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2023-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 79 transition count 99
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 79 transition count 99
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 79 transition count 98
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 53 place count 67 transition count 86
Iterating global reduction 1 with 12 rules applied. Total rules applied 65 place count 67 transition count 86
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 67 place count 67 transition count 84
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 69 place count 65 transition count 79
Iterating global reduction 2 with 2 rules applied. Total rules applied 71 place count 65 transition count 79
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 72 place count 65 transition count 78
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 73 place count 64 transition count 77
Iterating global reduction 3 with 1 rules applied. Total rules applied 74 place count 64 transition count 77
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 75 place count 63 transition count 76
Iterating global reduction 3 with 1 rules applied. Total rules applied 76 place count 63 transition count 76
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 78 place count 63 transition count 74
Applied a total of 78 rules in 4 ms. Remains 63 /99 variables (removed 36) and now considering 74/134 (removed 60) transitions.
// Phase 1: matrix 74 rows 63 cols
[2025-05-29 20:40:44] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:40:45] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-05-29 20:40:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:40:45] [INFO ] State equation strengthened by 24 read => feed constraints.
[2025-05-29 20:40:45] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
Running 73 sub problems to find dead transitions.
[2025-05-29 20:40:45] [INFO ] Invariant cache hit.
[2025-05-29 20:40:45] [INFO ] State equation strengthened by 24 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (OVERLAPS) 74/137 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 24/89 constraints. Problems are: Problem set: 0 solved, 73 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 0/137 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 89 constraints, problems are : Problem set: 0 solved, 73 unsolved in 4570 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 63/63 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (OVERLAPS) 74/137 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 24/89 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 73/162 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 162 constraints, problems are : Problem set: 0 solved, 73 unsolved in 10324 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 63/63 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14927ms problems are : Problem set: 0 solved, 73 unsolved
Search for dead transitions found 0 dead transitions in 14928ms
Starting structural reductions in LTL mode, iteration 1 : 63/99 places, 74/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15191 ms. Remains : 63/99 places, 74/134 transitions.
[2025-05-29 20:41:00] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:41:00] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:41:00] [INFO ] Input system was already deterministic with 74 transitions.
[2025-05-29 20:41:00] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:41:00] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:41:00] [INFO ] Time to serialize gal into /tmp/CTLFireability10595398171170368155.gal : 1 ms
[2025-05-29 20:41:00] [INFO ] Time to serialize properties into /tmp/CTLFireability3796505109575394604.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10595398171170368155.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3796505109575394604.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,4900,0.096218,6808,2,1592,5,11765,6,0,326,7849,0


Converting to forward existential form...Done !
original formula: !(A(!((EX(AG(((s1>=1)&&(l33>=1)))) + EG(((s1>=1)&&(l345>=1))))) U AG(AX(AG(((p16>=1)&&(l115>=1)))))))
=> equivalent forward existential formula: ([(FwdU(EY(FwdU((FwdU(Init,!(!(E(TRUE U !(!(EX(!(!(E(TRUE U !(((p16>=1)&&(l115>=1))))))))))))) * !(!((EX(!(E(TRU...358
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t7, t8, t9, t10, t28, t42, t43, t44, t48, t53, t54, t55, t56, t57, t58, t59, t60,...319
(forward)formula 0,1,0.695016,23836,1,0,271,82624,183,132,2239,77126,279
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2023-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 84 transition count 113
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 84 transition count 113
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 32 place count 84 transition count 111
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 39 place count 77 transition count 104
Iterating global reduction 1 with 7 rules applied. Total rules applied 46 place count 77 transition count 104
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 48 place count 77 transition count 102
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 50 place count 75 transition count 98
Iterating global reduction 2 with 2 rules applied. Total rules applied 52 place count 75 transition count 98
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 54 place count 73 transition count 95
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 73 transition count 95
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 72 transition count 94
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 72 transition count 94
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 60 place count 72 transition count 92
Applied a total of 60 rules in 12 ms. Remains 72 /99 variables (removed 27) and now considering 92/134 (removed 42) transitions.
// Phase 1: matrix 92 rows 72 cols
[2025-05-29 20:41:00] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:41:00] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-05-29 20:41:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:41:01] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-05-29 20:41:01] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 328 ms to find 0 implicit places.
Running 91 sub problems to find dead transitions.
[2025-05-29 20:41:01] [INFO ] Invariant cache hit.
[2025-05-29 20:41:01] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/72 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (OVERLAPS) 92/164 variables, 72/74 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 40/114 constraints. Problems are: Problem set: 0 solved, 91 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/164 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 114 constraints, problems are : Problem set: 0 solved, 91 unsolved in 4548 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 72/72 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/72 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/72 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (OVERLAPS) 92/164 variables, 72/74 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 40/114 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 91/205 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/164 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 205 constraints, problems are : Problem set: 0 solved, 91 unsolved in 16059 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 72/72 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20641ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 20642ms
Starting structural reductions in LTL mode, iteration 1 : 72/99 places, 92/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20983 ms. Remains : 72/99 places, 92/134 transitions.
[2025-05-29 20:41:21] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:41:21] [INFO ] Flatten gal took : 5 ms
[2025-05-29 20:41:21] [INFO ] Input system was already deterministic with 92 transitions.
[2025-05-29 20:41:21] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:41:21] [INFO ] Flatten gal took : 6 ms
[2025-05-29 20:41:21] [INFO ] Time to serialize gal into /tmp/CTLFireability3405998184360873011.gal : 1 ms
[2025-05-29 20:41:21] [INFO ] Time to serialize properties into /tmp/CTLFireability405791504111342316.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3405998184360873011.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability405791504111342316.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,5852,0.250209,9076,2,2370,5,18784,6,0,380,12521,0


Converting to forward existential form...Done !
original formula: AX(((E(AG((((s1>=1)&&(l33>=1))||((s1>=1)&&(l150>=1)))) U (!(EG(((s1>=1)&&(l485>=1)))) + ((s5>=1)&&(l0>=1)))) * ((s1<1)||(l114<1))) * (((A...293
=> equivalent forward existential formula: (([(EY(Init) * !(E(!(E(TRUE U !((((s1>=1)&&(l33>=1))||((s1>=1)&&(l150>=1)))))) U (!(EG(((s1>=1)&&(l485>=1)))) + ...461
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t7, t8, t9, t10, t11, t19, t25, t26, t27, t28, t29, t30, t31, t32, t33, t34, t49,...414
(forward)formula 0,0,1.02376,23188,1,0,224,73774,211,81,2568,45816,230
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2023-14 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 : 99/99 places, 134/134 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 79 transition count 97
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 79 transition count 97
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 79 transition count 96
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 52 place count 68 transition count 85
Iterating global reduction 1 with 11 rules applied. Total rules applied 63 place count 68 transition count 85
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 65 place count 68 transition count 83
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 67 place count 66 transition count 79
Iterating global reduction 2 with 2 rules applied. Total rules applied 69 place count 66 transition count 79
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 71 place count 64 transition count 76
Iterating global reduction 2 with 2 rules applied. Total rules applied 73 place count 64 transition count 76
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 74 place count 63 transition count 75
Iterating global reduction 2 with 1 rules applied. Total rules applied 75 place count 63 transition count 75
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 77 place count 63 transition count 73
Applied a total of 77 rules in 7 ms. Remains 63 /99 variables (removed 36) and now considering 73/134 (removed 61) transitions.
// Phase 1: matrix 73 rows 63 cols
[2025-05-29 20:41:22] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:41:23] [INFO ] Implicit Places using invariants in 96 ms returned []
[2025-05-29 20:41:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 20:41:23] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-05-29 20:41:23] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-29 20:41:23] [INFO ] Invariant cache hit.
[2025-05-29 20:41:23] [INFO ] State equation strengthened by 23 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (OVERLAPS) 1/63 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 73/136 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 23/88 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:41:25] [INFO ] Deduced a trap composed of 10 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:41:25] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:41:25] [INFO ] Deduced a trap composed of 24 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 20:41:25] [INFO ] Deduced a trap composed of 26 places in 94 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 4/92 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/136 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/136 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 92 constraints, problems are : Problem set: 0 solved, 72 unsolved in 4715 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 63/63 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 1/63 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 73/136 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/136 variables, 23/92 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 72/164 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 10 (OVERLAPS) 0/136 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 164 constraints, problems are : Problem set: 0 solved, 72 unsolved in 9172 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 63/63 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13914ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 13914ms
Starting structural reductions in LTL mode, iteration 1 : 63/99 places, 73/134 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14192 ms. Remains : 63/99 places, 73/134 transitions.
[2025-05-29 20:41:37] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:41:37] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:41:37] [INFO ] Input system was already deterministic with 73 transitions.
[2025-05-29 20:41:37] [INFO ] Flatten gal took : 3 ms
[2025-05-29 20:41:37] [INFO ] Flatten gal took : 2 ms
[2025-05-29 20:41:37] [INFO ] Time to serialize gal into /tmp/CTLFireability3517389764066034096.gal : 1 ms
[2025-05-29 20:41:37] [INFO ] Time to serialize properties into /tmp/CTLFireability10542912488003540629.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3517389764066034096.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10542912488003540629.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,4900,0.100875,6532,2,1636,5,10625,6,0,325,7666,0


Converting to forward existential form...Done !
original formula: E(AF(((s1>=1)&&(l503>=1))) U EX(((s3>=1)&&(l0>=1))))
=> equivalent forward existential formula: [(EY(FwdU(Init,!(EG(!(((s1>=1)&&(l503>=1))))))) * ((s3>=1)&&(l0>=1)))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t5, t6, t9, t10, t28, t46, t48, t52, t53, t54, t55, t56, t57, t58, t59, t60, t61, t62, t6...301
(forward)formula 0,0,0.915862,25804,1,0,219,105993,174,93,2177,82743,259
FORMULA DBSingleClientW-PT-d0m04-CTLFireability-2023-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
[2025-05-29 20:41:38] [INFO ] Flatten gal took : 4 ms
[2025-05-29 20:41:38] [INFO ] Flatten gal took : 6 ms
Total runtime 351673 ms.

BK_STOP 1748551298187

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="DBSingleClientW-PT-d0m04"
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 2-5832"
echo " Executing tool itstools"
echo " Input is DBSingleClientW-PT-d0m04, 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 r058-smll-174854063300002"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m04.tgz
mv DBSingleClientW-PT-d0m04 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 ;