Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889264000362.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is RingSingleMessageInMbox-PT-d0m005, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889264000362
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 64K 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 RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-12
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-13
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-14
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-15
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-00
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-01
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-02
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-03
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-04
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-05
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-06
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-07
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-08
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-09
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-10
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1749066617156

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d0m005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-04 19:50:18] [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]
[2025-06-04 19:50:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 19:50:18] [INFO ] Load time of PNML (sax parser for PT used): 65 ms
[2025-06-04 19:50:18] [INFO ] Transformed 385 places.
[2025-06-04 19:50:18] [INFO ] Transformed 59 transitions.
[2025-06-04 19:50:18] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 149 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 329 places in 1 ms
Reduce places removed 329 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 47 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 59/59 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 54 transition count 59
Applied a total of 2 rules in 11 ms. Remains 54 /56 variables (removed 2) and now considering 59/59 (removed 0) transitions.
// Phase 1: matrix 59 rows 54 cols
[2025-06-04 19:50:18] [INFO ] Computed 3 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:18] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-06-04 19:50:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:18] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-04 19:50:18] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
Running 58 sub problems to find dead transitions.
[2025-06-04 19:50:18] [INFO ] Invariant cache hit.
[2025-06-04 19:50:18] [INFO ] State equation strengthened by 27 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (OVERLAPS) 1/54 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 58 unsolved
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD55 is UNSAT
At refinement iteration 4 (OVERLAPS) 59/113 variables, 54/57 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/113 variables, 27/84 constraints. Problems are: Problem set: 5 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:20] [INFO ] Deduced a trap composed of 27 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:21] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/113 variables, 2/86 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/113 variables, 0/86 constraints. Problems are: Problem set: 5 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:21] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 5 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/113 variables, 1/87 constraints. Problems are: Problem set: 5 solved, 53 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/113 variables, 0/87 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 10 (OVERLAPS) 0/113 variables, 0/87 constraints. Problems are: Problem set: 5 solved, 53 unsolved
No progress, stopping.
After SMT solving in domain Real declared 113/113 variables, and 87 constraints, problems are : Problem set: 5 solved, 53 unsolved in 3237 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 54/54 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 53 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 1 (OVERLAPS) 2/51 variables, 2/2 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 2/4 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 4 (OVERLAPS) 3/54 variables, 1/5 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 1/6 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/6 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 7 (OVERLAPS) 59/113 variables, 54/60 constraints. Problems are: Problem set: 5 solved, 53 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/113 variables, 27/87 constraints. Problems are: Problem set: 5 solved, 53 unsolved
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
At refinement iteration 9 (INCLUDED_ONLY) 0/113 variables, 53/140 constraints. Problems are: Problem set: 7 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:23] [INFO ] Deduced a trap along path composed of 6 places in 49 ms of which 8 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/113 variables, 1/141 constraints. Problems are: Problem set: 7 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:24] [INFO ] Deduced a trap along path composed of 9 places in 24 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/113 variables, 1/142 constraints. Problems are: Problem set: 7 solved, 51 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/113 variables, 0/142 constraints. Problems are: Problem set: 7 solved, 51 unsolved
At refinement iteration 13 (OVERLAPS) 0/113 variables, 0/142 constraints. Problems are: Problem set: 7 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 113/113 variables, and 142 constraints, problems are : Problem set: 7 solved, 51 unsolved in 6392 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 54/54 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 53/58 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 9733ms problems are : Problem set: 7 solved, 51 unsolved
Search for dead transitions found 7 dead transitions in 9747ms
Found 7 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 7 transitions
Dead transitions reduction (with SMT) removed 7 transitions
Starting structural reductions in LTL mode, iteration 1 : 54/56 places, 52/59 transitions.
Reduce places removed 0 places and 1 transitions.
Deduced a syphon composed of 6 places in 1 ms
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 51/52 (removed 1) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 10091 ms. Remains : 54/56 places, 51/59 transitions.
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Support contains 39 out of 48 places after structural reductions.
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-04 19:50:28] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2025-06-04 19:50:28] [INFO ] Flatten gal took : 19 ms
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-04 19:50:28] [INFO ] Flatten gal took : 7 ms
[2025-06-04 19:50:28] [INFO ] Input system was already deterministic with 51 transitions.
Support contains 35 out of 48 places (down from 39) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 34 to 33
RANDOM walk for 40000 steps (8639 resets) in 2024 ms. (19 steps per ms) remains 9/33 properties
BEST_FIRST walk for 40004 steps (1958 resets) in 110 ms. (360 steps per ms) remains 5/9 properties
BEST_FIRST walk for 40003 steps (1631 resets) in 92 ms. (430 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (1991 resets) in 98 ms. (404 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (2011 resets) in 88 ms. (449 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (1930 resets) in 91 ms. (434 steps per ms) remains 5/5 properties
// Phase 1: matrix 51 rows 48 cols
[2025-06-04 19:50:29] [INFO ] Computed 3 invariants in 2 ms
[2025-06-04 19:50:29] [INFO ] State equation strengthened by 24 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp30 is UNSAT
At refinement iteration 1 (OVERLAPS) 12/22 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/29 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 7/36 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 40/76 variables, 36/39 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 13/52 constraints. Problems are: Problem set: 3 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/52 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 22/98 variables, 11/63 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 11/74 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/98 variables, 0/74 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1/99 variables, 1/75 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/99 variables, 0/75 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/99 variables, 0/75 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 99/99 variables, and 75 constraints, problems are : Problem set: 3 solved, 2 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 15/18 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/25 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 9/34 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 39/73 variables, 34/37 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/73 variables, 12/49 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/73 variables, 0/49 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 25/98 variables, 13/62 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 12/74 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/98 variables, 2/76 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/98 variables, 0/76 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/99 variables, 1/77 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/99 variables, 0/77 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/99 variables, 0/77 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 99/99 variables, and 77 constraints, problems are : Problem set: 3 solved, 2 unsolved in 183 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 48/48 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 2/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 289ms problems are : Problem set: 3 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 51 ms.
Support contains 2 out of 48 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 48/48 places, 51/51 transitions.
Graph (complete) has 122 edges and 48 vertex of which 46 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 46 transition count 48
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 8 place count 42 transition count 42
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 42 transition count 42
Applied a total of 12 rules in 11 ms. Remains 42 /48 variables (removed 6) and now considering 42/51 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 42/48 places, 42/51 transitions.
RANDOM walk for 40000 steps (8596 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (1996 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 376 steps, run visited all 1 properties in 12 ms. (steps per millisecond=31 )
Probabilistic random walk after 376 steps, saw 200 distinct states, run finished after 18 ms. (steps per millisecond=20 ) properties seen :1
Successfully simplified 3 atomic propositions for a total of 12 simplifications.
[2025-06-04 19:50:30] [INFO ] Flatten gal took : 4 ms
[2025-06-04 19:50:30] [INFO ] Flatten gal took : 5 ms
[2025-06-04 19:50:30] [INFO ] Input system was already deterministic with 51 transitions.
Computed a total of 6 stabilizing places and 12 stable transitions
Graph (complete) has 143 edges and 48 vertex of which 46 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Graph (complete) has 143 edges and 48 vertex of which 47 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 6 place count 42 transition count 44
Iterating global reduction 0 with 5 rules applied. Total rules applied 11 place count 42 transition count 44
Applied a total of 11 rules in 5 ms. Remains 42 /48 variables (removed 6) and now considering 44/51 (removed 7) transitions.
// Phase 1: matrix 44 rows 42 cols
[2025-06-04 19:50:30] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:30] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-04 19:50:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:30] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-04 19:50:30] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 19:50:30] [INFO ] Redundant transitions in 0 ms returned []
Running 43 sub problems to find dead transitions.
[2025-06-04 19:50:30] [INFO ] Invariant cache hit.
[2025-06-04 19:50:30] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:30] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 64 constraints, problems are : Problem set: 0 solved, 43 unsolved in 1042 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 43/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 107 constraints, problems are : Problem set: 0 solved, 43 unsolved in 2219 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3277ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 3277ms
Starting structural reductions in SI_CTL mode, iteration 1 : 42/48 places, 44/51 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 3410 ms. Remains : 42/48 places, 44/51 transitions.
[2025-06-04 19:50:33] [INFO ] Flatten gal took : 6 ms
[2025-06-04 19:50:33] [INFO ] Flatten gal took : 5 ms
[2025-06-04 19:50:33] [INFO ] Input system was already deterministic with 44 transitions.
[2025-06-04 19:50:33] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:33] [INFO ] Flatten gal took : 4 ms
[2025-06-04 19:50:33] [INFO ] Time to serialize gal into /tmp/CTLFireability12440888458336507593.gal : 1 ms
[2025-06-04 19:50:33] [INFO ] Time to serialize properties into /tmp/CTLFireability17358160797849484071.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/CTLFireability12440888458336507593.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17358160797849484071.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,2024,0.038686,5184,2,853,5,5525,6,0,212,4158,0


Converting to forward existential form...Done !
original formula: EG(((s1<1)||(l104<1)))
=> equivalent forward existential formula: [FwdG(Init,((s1<1)||(l104<1)))] != FALSE
Hit Full ! (commute/partial/dont) 3/0/41
(forward)formula 0,1,0.148114,10048,1,0,34,28373,19,3,1107,20106,32
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 42 transition count 44
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 42 transition count 44
Applied a total of 11 rules in 3 ms. Remains 42 /48 variables (removed 6) and now considering 44/51 (removed 7) transitions.
[2025-06-04 19:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:33] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 19:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:33] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-04 19:50:33] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-04 19:50:33] [INFO ] Invariant cache hit.
[2025-06-04 19:50:33] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:34] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 64 constraints, problems are : Problem set: 0 solved, 43 unsolved in 1063 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 43/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 107 constraints, problems are : Problem set: 0 solved, 43 unsolved in 2156 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3235ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 3235ms
Starting structural reductions in LTL mode, iteration 1 : 42/48 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3334 ms. Remains : 42/48 places, 44/51 transitions.
[2025-06-04 19:50:37] [INFO ] Flatten gal took : 8 ms
[2025-06-04 19:50:37] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:37] [INFO ] Input system was already deterministic with 44 transitions.
[2025-06-04 19:50:37] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:37] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:37] [INFO ] Time to serialize gal into /tmp/CTLFireability7296292457636165031.gal : 1 ms
[2025-06-04 19:50:37] [INFO ] Time to serialize properties into /tmp/CTLFireability5217307886297148898.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/CTLFireability7296292457636165031.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5217307886297148898.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,2024,0.03098,5224,2,853,5,5525,6,0,212,4158,0


Converting to forward existential form...Done !
original formula: AX(AF(((s1>=1)&&(l106>=1))))
=> equivalent forward existential formula: [FwdG(EY(Init),!(((s1>=1)&&(l106>=1))))] = FALSE
Hit Full ! (commute/partial/dont) 3/0/41
(forward)formula 0,0,0.131107,9704,1,0,35,26960,20,3,1108,18588,33
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 42 transition count 44
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 42 transition count 44
Applied a total of 11 rules in 2 ms. Remains 42 /48 variables (removed 6) and now considering 44/51 (removed 7) transitions.
[2025-06-04 19:50:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:37] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-04 19:50:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:37] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-04 19:50:37] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-04 19:50:37] [INFO ] Invariant cache hit.
[2025-06-04 19:50:37] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:37] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 64 constraints, problems are : Problem set: 0 solved, 43 unsolved in 972 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 43/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 107 constraints, problems are : Problem set: 0 solved, 43 unsolved in 2189 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3176ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 3176ms
Starting structural reductions in LTL mode, iteration 1 : 42/48 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3280 ms. Remains : 42/48 places, 44/51 transitions.
[2025-06-04 19:50:40] [INFO ] Flatten gal took : 7 ms
[2025-06-04 19:50:40] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:40] [INFO ] Input system was already deterministic with 44 transitions.
[2025-06-04 19:50:40] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:40] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:40] [INFO ] Time to serialize gal into /tmp/CTLFireability12813351459152246365.gal : 1 ms
[2025-06-04 19:50:40] [INFO ] Time to serialize properties into /tmp/CTLFireability901175280904872429.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/CTLFireability12813351459152246365.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability901175280904872429.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,2024,0.032895,5224,2,853,5,5525,6,0,212,4158,0


Converting to forward existential form...Done !
original formula: EX(((s1>=1)&&(l308>=1)))
=> equivalent forward existential formula: [(EY(Init) * ((s1>=1)&&(l308>=1)))] != FALSE
(forward)formula 0,0,0.034189,5480,1,0,8,5525,8,1,287,4158,2
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 46 transition count 50
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 46 transition count 50
Applied a total of 3 rules in 6 ms. Remains 46 /48 variables (removed 2) and now considering 50/51 (removed 1) transitions.
// Phase 1: matrix 50 rows 46 cols
[2025-06-04 19:50:40] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:40] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-04 19:50:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:40] [INFO ] State equation strengthened by 24 read => feed constraints.
[2025-06-04 19:50:40] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Running 49 sub problems to find dead transitions.
[2025-06-04 19:50:40] [INFO ] Invariant cache hit.
[2025-06-04 19:50:40] [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) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (OVERLAPS) 1/46 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (OVERLAPS) 50/96 variables, 46/48 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/96 variables, 24/72 constraints. Problems are: Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:41] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/96 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:41] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:41] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 4 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/96 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/96 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 10 (OVERLAPS) 0/96 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Real declared 96/96 variables, and 75 constraints, problems are : Problem set: 0 solved, 49 unsolved in 1717 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (OVERLAPS) 1/46 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/46 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 50/96 variables, 46/50 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/96 variables, 24/74 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/96 variables, 49/123 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/96 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:43] [INFO ] Deduced a trap along path composed of 8 places in 24 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/96 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/96 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 11 (OVERLAPS) 0/96 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Int declared 96/96 variables, and 125 constraints, problems are : Problem set: 0 solved, 49 unsolved in 3975 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 46/46 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 5710ms problems are : Problem set: 0 solved, 49 unsolved
Search for dead transitions found 0 dead transitions in 5710ms
Starting structural reductions in LTL mode, iteration 1 : 46/48 places, 50/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5816 ms. Remains : 46/48 places, 50/51 transitions.
[2025-06-04 19:50:46] [INFO ] Flatten gal took : 5 ms
[2025-06-04 19:50:46] [INFO ] Flatten gal took : 4 ms
[2025-06-04 19:50:46] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-04 19:50:46] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:46] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:46] [INFO ] Time to serialize gal into /tmp/CTLFireability7632798632327292835.gal : 0 ms
[2025-06-04 19:50:46] [INFO ] Time to serialize properties into /tmp/CTLFireability15245716056701492628.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/CTLFireability7632798632327292835.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15245716056701492628.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,2662,0.033951,5268,2,1040,5,5982,6,0,234,4609,0


Converting to forward existential form...Done !
original formula: AG((((EG(((p11<1)||(l0<1))) * ((!(E(((s1>=1)&&(l279>=1)) U ((s1>=1)&&(l298>=1)))) + ((EX(((p10<1)||(l283<1))) * ((s1<1)||(l308<1))) * ((s...328
=> equivalent forward existential formula: ((([(FwdU(Init,TRUE) * !(EG(((p11<1)||(l0<1)))))] = FALSE * [(FwdU(((FwdU(Init,TRUE) * !((EG(((s1<1)||(l124<1)))...518
(forward)formula 0,0,0.036647,5652,1,0,8,5982,9,2,249,4609,1
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 4 place count 44 transition count 46
Iterating global reduction 1 with 3 rules applied. Total rules applied 7 place count 44 transition count 46
Applied a total of 7 rules in 4 ms. Remains 44 /48 variables (removed 4) and now considering 46/51 (removed 5) transitions.
// Phase 1: matrix 46 rows 44 cols
[2025-06-04 19:50:46] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:46] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-04 19:50:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:46] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 19:50:46] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 45 sub problems to find dead transitions.
[2025-06-04 19:50:46] [INFO ] Invariant cache hit.
[2025-06-04 19:50:46] [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) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (OVERLAPS) 46/90 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 20/66 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 7 (OVERLAPS) 0/90 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 66 constraints, problems are : Problem set: 0 solved, 45 unsolved in 749 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 45 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (OVERLAPS) 46/90 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 20/66 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 45/111 constraints. Problems are: Problem set: 0 solved, 45 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:48] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:48] [INFO ] Deduced a trap along path composed of 9 places in 23 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 9 (OVERLAPS) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 113 constraints, problems are : Problem set: 0 solved, 45 unsolved in 3222 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3987ms problems are : Problem set: 0 solved, 45 unsolved
Search for dead transitions found 0 dead transitions in 3987ms
Starting structural reductions in LTL mode, iteration 1 : 44/48 places, 46/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4093 ms. Remains : 44/48 places, 46/51 transitions.
[2025-06-04 19:50:50] [INFO ] Flatten gal took : 7 ms
[2025-06-04 19:50:50] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:50] [INFO ] Input system was already deterministic with 46 transitions.
[2025-06-04 19:50:50] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:50] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:50] [INFO ] Time to serialize gal into /tmp/CTLFireability14314133576031675244.gal : 1 ms
[2025-06-04 19:50:50] [INFO ] Time to serialize properties into /tmp/CTLFireability16674689299624346414.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/CTLFireability14314133576031675244.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16674689299624346414.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,2594,0.034204,5376,2,825,5,6449,6,0,222,4348,0


Converting to forward existential form...Done !
original formula: (AG((AF(((s1<1)||(l364<1))) * A(((((s7>=1)&&(l0>=1))||((s1>=1)&&(l359>=1)))||(((p15>=1)&&(l0>=1))&&((s4>=1)&&(l0>=1)))) U EF(((s1>=1)&&(l...223
=> equivalent forward existential formula: (([FwdG(FwdU(Init,TRUE),!(((s1<1)||(l364<1))))] = FALSE * ([((FwdU(FwdU(Init,TRUE),!(E(TRUE U ((s1>=1)&&(l356>=1...454
Reverse transition relation is NOT exact ! Due to transitions t1, t8, t9, t12, t21, t25, t32, t33, t34, t35, t36, t37, t38, t39, t41, t43, t44, Intersecti...242
Using saturation style SCC detection
(forward)formula 0,0,0.313255,18112,1,0,269,81564,120,145,1466,67753,285
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 42 transition count 44
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 42 transition count 44
Applied a total of 11 rules in 6 ms. Remains 42 /48 variables (removed 6) and now considering 44/51 (removed 7) transitions.
// Phase 1: matrix 44 rows 42 cols
[2025-06-04 19:50:50] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:50] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-04 19:50:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:50] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-04 19:50:51] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-04 19:50:51] [INFO ] Invariant cache hit.
[2025-06-04 19:50:51] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:51] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 64 constraints, problems are : Problem set: 0 solved, 43 unsolved in 1016 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 43/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 107 constraints, problems are : Problem set: 0 solved, 43 unsolved in 2265 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3290ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 3290ms
Starting structural reductions in LTL mode, iteration 1 : 42/48 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3398 ms. Remains : 42/48 places, 44/51 transitions.
[2025-06-04 19:50:54] [INFO ] Flatten gal took : 6 ms
[2025-06-04 19:50:54] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:54] [INFO ] Input system was already deterministic with 44 transitions.
[2025-06-04 19:50:54] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:54] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:54] [INFO ] Time to serialize gal into /tmp/CTLFireability12891975490518581467.gal : 0 ms
[2025-06-04 19:50:54] [INFO ] Time to serialize properties into /tmp/CTLFireability11034309400922166455.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/CTLFireability12891975490518581467.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11034309400922166455.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,2024,0.037131,5224,2,853,5,5525,6,0,212,4158,0


Converting to forward existential form...Done !
original formula: (EG(E(EG(!((((s1>=1)&&(l280>=1))||((s1>=1)&&(l357>=1))))) U EX(((s1>=1)&&(l306>=1))))) * EF(((s1>=1)&&(l288>=1))))
=> equivalent forward existential formula: [(FwdU((Init * EG(E(EG(!((((s1>=1)&&(l280>=1))||((s1>=1)&&(l357>=1))))) U EX(((s1>=1)&&(l306>=1)))))),TRUE) * ((...184
Reverse transition relation is NOT exact ! Due to transitions t1, t8, t9, t12, t21, t31, t32, t33, t34, t35, t36, t37, t38, t40, t42, Intersection with re...232
Using saturation style SCC detection
(forward)formula 0,0,0.346095,20824,1,0,376,98343,122,205,1410,81841,437
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 42 transition count 44
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 42 transition count 44
Applied a total of 11 rules in 7 ms. Remains 42 /48 variables (removed 6) and now considering 44/51 (removed 7) transitions.
[2025-06-04 19:50:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:54] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 19:50:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:54] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-04 19:50:54] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-04 19:50:54] [INFO ] Invariant cache hit.
[2025-06-04 19:50:54] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:55] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 64 constraints, problems are : Problem set: 0 solved, 43 unsolved in 1008 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 43/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 107 constraints, problems are : Problem set: 0 solved, 43 unsolved in 2179 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3206ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 3206ms
Starting structural reductions in LTL mode, iteration 1 : 42/48 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3297 ms. Remains : 42/48 places, 44/51 transitions.
[2025-06-04 19:50:57] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:57] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:50:57] [INFO ] Input system was already deterministic with 44 transitions.
[2025-06-04 19:50:57] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:50:57] [INFO ] Flatten gal took : 16 ms
[2025-06-04 19:50:57] [INFO ] Time to serialize gal into /tmp/CTLFireability16202388533073482575.gal : 0 ms
[2025-06-04 19:50:57] [INFO ] Time to serialize properties into /tmp/CTLFireability5078658808743660858.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/CTLFireability16202388533073482575.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5078658808743660858.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,2024,0.034211,5224,2,853,5,5525,6,0,212,4158,0


Converting to forward existential form...Done !
original formula: AX((EG((((s1>=1)&&(l0>=1))&&((s1>=1)&&(l308>=1)))) * AX(AX(((s1<1)||(l305<1))))))
=> equivalent forward existential formula: ([(EY(Init) * !(EG((((s1>=1)&&(l0>=1))&&((s1>=1)&&(l308>=1))))))] = FALSE * [(EY(EY(EY(Init))) * !(((s1<1)||(l30...172
Reverse transition relation is NOT exact ! Due to transitions t1, t8, t9, t12, t21, t31, t32, t33, t34, t35, t36, t37, t38, t40, t42, Intersection with re...232
(forward)formula 0,0,0.159382,9704,1,0,141,26968,112,59,1354,21336,158
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 42 transition count 44
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 42 transition count 44
Applied a total of 11 rules in 6 ms. Remains 42 /48 variables (removed 6) and now considering 44/51 (removed 7) transitions.
[2025-06-04 19:50:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:58] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-04 19:50:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:50:58] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-04 19:50:58] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-04 19:50:58] [INFO ] Invariant cache hit.
[2025-06-04 19:50:58] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:50:58] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 64 constraints, problems are : Problem set: 0 solved, 43 unsolved in 1034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 43/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 107 constraints, problems are : Problem set: 0 solved, 43 unsolved in 2233 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3283ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 3283ms
Starting structural reductions in LTL mode, iteration 1 : 42/48 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3386 ms. Remains : 42/48 places, 44/51 transitions.
[2025-06-04 19:51:01] [INFO ] Flatten gal took : 6 ms
[2025-06-04 19:51:01] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:01] [INFO ] Input system was already deterministic with 44 transitions.
[2025-06-04 19:51:01] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:51:01] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:01] [INFO ] Time to serialize gal into /tmp/CTLFireability12516283700355220248.gal : 0 ms
[2025-06-04 19:51:01] [INFO ] Time to serialize properties into /tmp/CTLFireability3872712024945610456.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/CTLFireability12516283700355220248.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3872712024945610456.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,2024,0.031962,5224,2,853,5,5525,6,0,212,4158,0


Converting to forward existential form...Done !
original formula: EF(AX(E(!(((s1<1)||(l305<1))) U ((s1>=1)&&(l363>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!(E(!(((s1<1)||(l305<1))) U ((s1>=1)&&(l363>=1)))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t8, t9, t12, t21, t31, t32, t33, t34, t35, t36, t37, t38, t40, t42, Intersection with re...232
(forward)formula 0,1,0.102419,8808,1,0,111,23596,109,57,1352,18104,115
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-08 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 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 43 transition count 47
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 43 transition count 47
Applied a total of 9 rules in 5 ms. Remains 43 /48 variables (removed 5) and now considering 47/51 (removed 4) transitions.
// Phase 1: matrix 47 rows 43 cols
[2025-06-04 19:51:01] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:01] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-04 19:51:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:01] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-04 19:51:01] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2025-06-04 19:51:01] [INFO ] Invariant cache hit.
[2025-06-04 19:51:01] [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) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:02] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 68 constraints, problems are : Problem set: 0 solved, 46 unsolved in 1094 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 114 constraints, problems are : Problem set: 0 solved, 46 unsolved in 2655 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3760ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 3760ms
Starting structural reductions in LTL mode, iteration 1 : 43/48 places, 47/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3869 ms. Remains : 43/48 places, 47/51 transitions.
[2025-06-04 19:51:05] [INFO ] Flatten gal took : 7 ms
[2025-06-04 19:51:05] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:05] [INFO ] Input system was already deterministic with 47 transitions.
[2025-06-04 19:51:05] [INFO ] Flatten gal took : 3 ms
[2025-06-04 19:51:05] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:05] [INFO ] Time to serialize gal into /tmp/CTLFireability16512120984901260702.gal : 1 ms
[2025-06-04 19:51:05] [INFO ] Time to serialize properties into /tmp/CTLFireability6547103709364808276.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/CTLFireability16512120984901260702.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6547103709364808276.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,2024,0.024944,4996,2,817,5,4470,6,0,219,3267,0


Converting to forward existential form...Done !
original formula: (EX(AF((((s5>=1)&&(l194>=1)) + AG(AF(((s1>=1)&&(l364>=1))))))) + E(!(((!(EF(((s1>=1)&&(l106>=1)))) + AG(EF(((s1>=1)&&(l308>=1))))) + ((s1...308
=> equivalent forward existential formula: ([(EY(Init) * !(EG(!((((s5>=1)&&(l194>=1)) + !(E(TRUE U !(!(EG(!(((s1>=1)&&(l364>=1)))))))))))))] != FALSE + [Fw...423
Reverse transition relation is NOT exact ! Due to transitions t1, t7, t8, t9, t12, t19, t20, t21, t24, t34, t35, t36, t37, t38, t39, t40, t41, t43, t45, I...251
Using saturation style SCC detection
(forward)formula 0,1,0.383867,22572,1,0,444,101167,141,256,1514,92541,501
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 43 transition count 47
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 43 transition count 47
Applied a total of 9 rules in 6 ms. Remains 43 /48 variables (removed 5) and now considering 47/51 (removed 4) transitions.
[2025-06-04 19:51:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:06] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-04 19:51:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:06] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-04 19:51:06] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2025-06-04 19:51:06] [INFO ] Invariant cache hit.
[2025-06-04 19:51:06] [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) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:06] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 68 constraints, problems are : Problem set: 0 solved, 46 unsolved in 1029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 114 constraints, problems are : Problem set: 0 solved, 46 unsolved in 2676 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3719ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 3719ms
Starting structural reductions in LTL mode, iteration 1 : 43/48 places, 47/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3829 ms. Remains : 43/48 places, 47/51 transitions.
[2025-06-04 19:51:09] [INFO ] Flatten gal took : 8 ms
[2025-06-04 19:51:09] [INFO ] Flatten gal took : 5 ms
[2025-06-04 19:51:09] [INFO ] Input system was already deterministic with 47 transitions.
[2025-06-04 19:51:09] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:09] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:09] [INFO ] Time to serialize gal into /tmp/CTLFireability2005148705834759255.gal : 0 ms
[2025-06-04 19:51:09] [INFO ] Time to serialize properties into /tmp/CTLFireability10739703413172550134.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/CTLFireability2005148705834759255.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10739703413172550134.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,2024,0.031155,4996,2,817,5,4470,6,0,219,3267,0


Converting to forward existential form...Done !
original formula: E(EG(((s1>=1)&&(l364>=1))) U (!(AF(EX((((s2>=1)&&(l283>=1))||((s1>=1)&&(l298>=1)))))) * (EX(((s1>=1)&&(l359>=1))) + ((s0>=1)&&(l0>=1)))))
=> equivalent forward existential formula: ([(EY((FwdU(Init,EG(((s1>=1)&&(l364>=1)))) * !(!(EG(!(EX((((s2>=1)&&(l283>=1))||((s1>=1)&&(l298>=1)))))))))) * (...324
Reverse transition relation is NOT exact ! Due to transitions t1, t7, t8, t9, t12, t19, t20, t21, t24, t34, t35, t36, t37, t38, t39, t40, t41, t43, t45, I...251
Using saturation style SCC detection
(forward)formula 0,1,0.276979,16608,1,0,301,66045,129,156,1444,55659,325
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 3 place count 45 transition count 47
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 45 transition count 47
Applied a total of 5 rules in 6 ms. Remains 45 /48 variables (removed 3) and now considering 47/51 (removed 4) transitions.
// Phase 1: matrix 47 rows 45 cols
[2025-06-04 19:51:10] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:10] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-04 19:51:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:10] [INFO ] State equation strengthened by 21 read => feed constraints.
[2025-06-04 19:51:10] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2025-06-04 19:51:10] [INFO ] Invariant cache hit.
[2025-06-04 19:51:10] [INFO ] State equation strengthened by 21 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/92 variables, 45/47 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/92 variables, 21/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:10] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:10] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/92 variables, 2/70 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:10] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 71 constraints, problems are : Problem set: 0 solved, 46 unsolved in 1603 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 1/45 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 47/92 variables, 45/49 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/92 variables, 21/70 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 46/116 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:13] [INFO ] Deduced a trap along path composed of 8 places in 23 ms of which 0 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/92 variables, 1/118 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 118 constraints, problems are : Problem set: 0 solved, 46 unsolved in 4467 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 6097ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 6097ms
Starting structural reductions in LTL mode, iteration 1 : 45/48 places, 47/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6200 ms. Remains : 45/48 places, 47/51 transitions.
[2025-06-04 19:51:16] [INFO ] Flatten gal took : 4 ms
[2025-06-04 19:51:16] [INFO ] Flatten gal took : 4 ms
[2025-06-04 19:51:16] [INFO ] Input system was already deterministic with 47 transitions.
[2025-06-04 19:51:16] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:16] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:16] [INFO ] Time to serialize gal into /tmp/CTLFireability9029881889844973905.gal : 0 ms
[2025-06-04 19:51:16] [INFO ] Time to serialize properties into /tmp/CTLFireability3308461001833199990.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/CTLFireability9029881889844973905.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3308461001833199990.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,2662,0.0349,5376,2,1040,5,6174,6,0,227,5083,0


Converting to forward existential form...Done !
original formula: AG((((EX(TRUE) + (p11<1)) + (l0<1)) * (!(A(((s1>=1)&&(l364>=1)) U (!(((s1>=1)&&(l299>=1))) * EF(((s1>=1)&&(l123>=1)))))) + EX(((AG(((s1<1...194
=> equivalent forward existential formula: ([(((FwdU(Init,TRUE) * !((l0<1))) * !((p11<1))) * !(EX(TRUE)))] = FALSE * [(((FwdU(Init,TRUE) * !(EX(((!(E(TRUE ...450
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t7, t9, t10, t13, t22, t26, t33, t34, t35, t36, t37, t39, t40, t42, t43, t45, Inters...246
Using saturation style SCC detection
(forward)formula 0,1,0.411639,23332,1,0,274,97959,135,152,1543,101297,293
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 51/51 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 47 transition count 51
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 43 transition count 47
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 43 transition count 47
Applied a total of 9 rules in 8 ms. Remains 43 /48 variables (removed 5) and now considering 47/51 (removed 4) transitions.
// Phase 1: matrix 47 rows 43 cols
[2025-06-04 19:51:16] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:16] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-04 19:51:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 19:51:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-04 19:51:16] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2025-06-04 19:51:16] [INFO ] Invariant cache hit.
[2025-06-04 19:51:16] [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) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 19:51:17] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 68 constraints, problems are : Problem set: 0 solved, 46 unsolved in 1045 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 114 constraints, problems are : Problem set: 0 solved, 46 unsolved in 2674 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3728ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 3729ms
Starting structural reductions in LTL mode, iteration 1 : 43/48 places, 47/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3847 ms. Remains : 43/48 places, 47/51 transitions.
[2025-06-04 19:51:20] [INFO ] Flatten gal took : 7 ms
[2025-06-04 19:51:20] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:20] [INFO ] Input system was already deterministic with 47 transitions.
[2025-06-04 19:51:20] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:20] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:20] [INFO ] Time to serialize gal into /tmp/CTLFireability14603454039970137363.gal : 0 ms
[2025-06-04 19:51:20] [INFO ] Time to serialize properties into /tmp/CTLFireability8279759499092220165.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/CTLFireability14603454039970137363.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8279759499092220165.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,2024,0.025452,4992,2,817,5,4470,6,0,219,3267,0


Converting to forward existential form...Done !
original formula: EG(AX((EF(((s1>=1)&&(l305>=1))) + ((s1>=1)&&(l298>=1)))))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!((E(TRUE U ((s1>=1)&&(l305>=1))) + ((s1>=1)&&(l298>=1)))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t7, t8, t9, t12, t19, t20, t21, t24, t34, t35, t36, t37, t38, t39, t40, t41, t43, t45, I...251
(forward)formula 0,0,0.154423,11136,1,0,150,33853,122,65,1440,27265,157
FORMULA RingSingleMessageInMbox-PT-d0m005-CTLFireability-2023-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

[2025-06-04 19:51:20] [INFO ] Flatten gal took : 2 ms
[2025-06-04 19:51:20] [INFO ] Flatten gal took : 3 ms
Total runtime 62440 ms.

BK_STOP 1749066680846

--------------------
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="RingSingleMessageInMbox-PT-d0m005"
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 RingSingleMessageInMbox-PT-d0m005, 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 r184-tall-174889264000362"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m005.tgz
mv RingSingleMessageInMbox-PT-d0m005 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 ;