Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854029000746.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 CSRepetitions-PT-03, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854029000746
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 18K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 22K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 108K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 287K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 54K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 261K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 40K 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 CSRepetitions-PT-03-CTLFireability-2025-00
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-01
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-02
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-03
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-04
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-05
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-06
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-07
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-08
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-09
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-10
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-11
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-12
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-13
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-14
FORMULA_NAME CSRepetitions-PT-03-CTLFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748648242084

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CSRepetitions-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-05-30 23:37:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 23:37:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:37:23] [INFO ] Load time of PNML (sax parser for PT used): 56 ms
[2025-05-30 23:37:23] [INFO ] Transformed 58 places.
[2025-05-30 23:37:23] [INFO ] Transformed 81 transitions.
[2025-05-30 23:37:23] [INFO ] Parsed PT model containing 58 places and 81 transitions and 279 arcs in 162 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 17 ms.
Support contains 58 out of 58 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 6 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
// Phase 1: matrix 81 rows 58 cols
[2025-05-30 23:37:23] [INFO ] Computed 12 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:23] [INFO ] Implicit Places using invariants in 167 ms returned []
[2025-05-30 23:37:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:23] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:37:23] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:37:23] [INFO ] Invariant cache hit.
[2025-05-30 23:37:23] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 2080 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1778 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3958ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3974ms
Finished structural reductions in LTL mode , in 1 iterations and 4323 ms. Remains : 58/58 places, 81/81 transitions.
Support contains 58 out of 58 places after structural reductions.
[2025-05-30 23:37:28] [INFO ] Flatten gal took : 31 ms
[2025-05-30 23:37:28] [INFO ] Flatten gal took : 18 ms
[2025-05-30 23:37:28] [INFO ] Input system was already deterministic with 81 transitions.
Reduction of identical properties reduced properties to check from 35 to 30
RANDOM walk for 40000 steps (1323 resets) in 1024 ms. (39 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40002 steps (127 resets) in 180 ms. (221 steps per ms) remains 1/1 properties
[2025-05-30 23:37:28] [INFO ] Invariant cache hit.
[2025-05-30 23:37:28] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp18 is UNSAT
After SMT solving in domain Real declared 13/139 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 2/12 constraints, State Equation: 0/58 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 16 simplifications.
[2025-05-30 23:37:28] [INFO ] Flatten gal took : 9 ms
[2025-05-30 23:37:28] [INFO ] Flatten gal took : 10 ms
[2025-05-30 23:37:28] [INFO ] Input system was already deterministic with 81 transitions.
Computed a total of 0 stabilizing places and 9 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 1 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:37:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:28] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 23:37:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:37:29] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:37:29] [INFO ] Invariant cache hit.
[2025-05-30 23:37:29] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1478 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1712 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3208ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3209ms
Finished structural reductions in LTL mode , in 1 iterations and 3323 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:37:32] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:37:32] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:37:32] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:37:32] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:37:32] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:37:32] [INFO ] Time to serialize gal into /tmp/CTLFireability14178323622976949180.gal : 3 ms
[2025-05-30 23:37:32] [INFO ] Time to serialize properties into /tmp/CTLFireability4223671381320358894.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/CTLFireability14178323622976949180.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4223671381320358894.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,1.34075e+08,0.479772,20128,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: EG(((((EF(EX((((((Client_Waiting_7<1)&&(Client_Waiting_9<1))&&((Client_Waiting_1<1)&&(Client_Waiting_2<1)))&&(((Client_Waiting_4<1)&&(Cli...462
=> equivalent forward existential formula: [FwdG(Init,((((E(TRUE U EX((((((Client_Waiting_7<1)&&(Client_Waiting_9<1))&&((Client_Waiting_1<1)&&(Client_Waiti...511
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,1,7.82508,232040,1,0,312,1.08185e+06,193,177,2310,1.66808e+06,292
FORMULA CSRepetitions-PT-03-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:37:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:40] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:37:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:40] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:37:40] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:37:40] [INFO ] Invariant cache hit.
[2025-05-30 23:37:40] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1334 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1627 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2976ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 2977ms
Finished structural reductions in LTL mode , in 1 iterations and 3056 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:37:43] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:37:43] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:37:43] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:37:43] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:37:43] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:37:43] [INFO ] Time to serialize gal into /tmp/CTLFireability15838464827090423321.gal : 1 ms
[2025-05-30 23:37:43] [INFO ] Time to serialize properties into /tmp/CTLFireability13786758695973817521.ctl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15838464827090423321.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13786758695973817521.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,1.34075e+08,0.425699,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: A(EX((((((AX(EG((((((((RequestBuffer_1>=1)&&(Server_Waiting_3>=1))||((RequestBuffer_6>=1)&&(Server_Waiting_2>=1)))||(((RequestBuffer_7>=1...11602
=> equivalent forward existential formula: [((Init * !(EG(!((((((RequestBuffer_7>=1)||(RequestBuffer_1>=1))||((RequestBuffer_4>=1)||(RequestBuffer_9>=1)))|...17650
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,1,8.83306,248732,1,0,530,1.48366e+06,208,247,2471,1.533e+06,624
FORMULA CSRepetitions-PT-03-CTLFireability-2025-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 27 rules applied. Total rules applied 27 place count 40 transition count 72
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 51 place count 16 transition count 48
Iterating global reduction 0 with 24 rules applied. Total rules applied 75 place count 16 transition count 48
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 84 place count 10 transition count 45
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 102 place count 10 transition count 27
Applied a total of 102 rules in 34 ms. Remains 10 /58 variables (removed 48) and now considering 27/81 (removed 54) transitions.
// Phase 1: matrix 27 rows 10 cols
[2025-05-30 23:37:52] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:52] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-30 23:37:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:52] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:37:52] [INFO ] Redundant transitions in 1 ms returned []
Running 18 sub problems to find dead transitions.
[2025-05-30 23:37:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 27/36 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 1/37 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 0/37 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 10 constraints, problems are : Problem set: 0 solved, 18 unsolved in 147 ms.
Refiners :[State Equation: 10/10 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 27/36 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 1/37 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/37 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 28 constraints, problems are : Problem set: 0 solved, 18 unsolved in 152 ms.
Refiners :[State Equation: 10/10 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 303ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 303ms
Starting structural reductions in SI_CTL mode, iteration 1 : 10/58 places, 27/81 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 389 ms. Remains : 10/58 places, 27/81 transitions.
[2025-05-30 23:37:52] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:37:52] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:37:52] [INFO ] Input system was already deterministic with 27 transitions.
[2025-05-30 23:37:52] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:37:52] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:37:52] [INFO ] Time to serialize gal into /tmp/CTLFireability6594025062274121675.gal : 0 ms
[2025-05-30 23:37:52] [INFO ] Time to serialize properties into /tmp/CTLFireability3534717764555086520.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/CTLFireability6594025062274121675.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3534717764555086520.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,286,0.003804,3916,2,38,5,346,6,0,61,294,0


Converting to forward existential form...Done !
original formula: AF(E((((((RequestBuffer_7>=1)||(RequestBuffer_1>=1))||((RequestBuffer_4>=1)||(RequestBuffer_9>=1)))||(((RequestBuffer_2>=1)||(RequestBuff...452
=> equivalent forward existential formula: [FwdG(Init,!(E((((((RequestBuffer_7>=1)||(RequestBuffer_1>=1))||((RequestBuffer_4>=1)||(RequestBuffer_9>=1)))||(...497
Reverse transition relation is NOT exact ! Due to transitions t0, t2, t6, t8, t9, t11, t12, t14, t17, Intersection with reachable at each step enabled. (d...199
(forward)formula 0,1,0.011678,4044,1,0,44,1269,79,28,353,1554,70
FORMULA CSRepetitions-PT-03-CTLFireability-2025-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 4 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
// Phase 1: matrix 81 rows 58 cols
[2025-05-30 23:37:52] [INFO ] Computed 12 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:52] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-30 23:37:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:52] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:37:52] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:37:52] [INFO ] Redundant transitions in 1 ms returned []
Running 72 sub problems to find dead transitions.
[2025-05-30 23:37:52] [INFO ] Invariant cache hit.
[2025-05-30 23:37:52] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1451 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1606 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3080ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3080ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 3169 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:37:55] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:37:55] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:37:55] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:37:55] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:37:55] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:37:55] [INFO ] Time to serialize gal into /tmp/CTLFireability11720658799891895164.gal : 1 ms
[2025-05-30 23:37:55] [INFO ] Time to serialize properties into /tmp/CTLFireability10641001394396842637.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/CTLFireability11720658799891895164.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10641001394396842637.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,1.34075e+08,0.422904,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: A(EF(!(EG((((((((Server_Anwering_4_1>=1)&&(Client_Sending_4>=1))||((Server_Anwering_3_3>=1)&&(Client_Sending_3>=1)))||(((Server_Anwering_...2372
=> equivalent forward existential formula: [((Init * !(EG(!(!(!(E(TRUE U !(!((E(!(!((E(!((((((RequestBuffer_7>=1)||(RequestBuffer_1>=1))||((RequestBuffer_4...12567
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,1,2.97166,94992,1,0,451,560043,205,248,2374,566187,539
FORMULA CSRepetitions-PT-03-CTLFireability-2025-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 0 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:37:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:58] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-30 23:37:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:37:58] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:37:58] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:37:58] [INFO ] Invariant cache hit.
[2025-05-30 23:37:58] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1368 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1658 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3043ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3043ms
Finished structural reductions in LTL mode , in 1 iterations and 3118 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:38:02] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:38:02] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:38:02] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:38:02] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:38:02] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:38:02] [INFO ] Time to serialize gal into /tmp/CTLFireability5642722686371876722.gal : 2 ms
[2025-05-30 23:38:02] [INFO ] Time to serialize properties into /tmp/CTLFireability1353006189488455090.ctl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5642722686371876722.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1353006189488455090.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,1.34075e+08,0.400556,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: E(E((((((AG(EF(((((((Client_Sending_8>=1)&&(RequestBufferSlots>=1))||((Client_Sending_7>=1)&&(RequestBufferSlots>=1)))||(((Client_Sending...15410
=> equivalent forward existential formula: ([(FwdU(Init,E((((((!(E(TRUE U !(E(TRUE U ((((((Client_Sending_8>=1)&&(RequestBufferSlots>=1))||((Client_Sending...25525
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,1,28.9237,849444,1,0,849,4.74861e+06,219,492,2450,5.9263e+06,941
FORMULA CSRepetitions-PT-03-CTLFireability-2025-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 1 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:38:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:31] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-30 23:38:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:31] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:38:31] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:38:31] [INFO ] Invariant cache hit.
[2025-05-30 23:38:31] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1466 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1713 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3189ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3190ms
Finished structural reductions in LTL mode , in 1 iterations and 3299 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:38:34] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:38:34] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:38:34] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:38:34] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:38:34] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:38:34] [INFO ] Time to serialize gal into /tmp/CTLFireability10390018246636679782.gal : 1 ms
[2025-05-30 23:38:34] [INFO ] Time to serialize properties into /tmp/CTLFireability15173065976859807356.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/CTLFireability10390018246636679782.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15173065976859807356.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,1.34075e+08,0.377298,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: AX(AX(AG(EF((((((RequestBuffer_7<1)&&(RequestBuffer_1<1))&&((RequestBuffer_4<1)&&(RequestBuffer_9<1)))&&(((RequestBuffer_2<1)&&(RequestBu...237
=> equivalent forward existential formula: [(FwdU(EY(EY(Init)),TRUE) * !(E(TRUE U (((((RequestBuffer_7<1)&&(RequestBuffer_1<1))&&((RequestBuffer_4<1)&&(Req...297
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,1,1.52148,56484,1,0,228,333238,183,90,2220,290770,185
FORMULA CSRepetitions-PT-03-CTLFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 3 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:38:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:36] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-30 23:38:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:36] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:38:36] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:38:36] [INFO ] Redundant transitions in 1 ms returned []
Running 72 sub problems to find dead transitions.
[2025-05-30 23:38:36] [INFO ] Invariant cache hit.
[2025-05-30 23:38:36] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1405 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1634 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3051ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3051ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 3129 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:38:39] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:38:39] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:38:39] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:38:39] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:38:39] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:38:39] [INFO ] Time to serialize gal into /tmp/CTLFireability3046534888696049181.gal : 1 ms
[2025-05-30 23:38:39] [INFO ] Time to serialize properties into /tmp/CTLFireability5456224733540491061.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/CTLFireability3046534888696049181.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5456224733540491061.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,1.34075e+08,0.398941,20168,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: E(AF((((((((Server_Anwering_4_1>=1)&&(Client_Sending_4>=1))||((Server_Anwering_3_3>=1)&&(Client_Sending_3>=1)))||(((Server_Anwering_3_2>=...2999
=> equivalent forward existential formula: ((((([(FwdU(Init,!(EG(!((((((((Server_Anwering_4_1>=1)&&(Client_Sending_4>=1))||((Server_Anwering_3_3>=1)&&(Clie...10377
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,1,9.41366,283880,1,0,500,1.75642e+06,195,232,2344,1.72926e+06,561
FORMULA CSRepetitions-PT-03-CTLFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 1 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:38:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:48] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-30 23:38:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:48] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:38:48] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:38:48] [INFO ] Invariant cache hit.
[2025-05-30 23:38:48] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1386 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1666 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3067ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3067ms
Finished structural reductions in LTL mode , in 1 iterations and 3149 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:38:51] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:38:51] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:38:51] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:38:51] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:38:51] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:38:51] [INFO ] Time to serialize gal into /tmp/CTLFireability1884553832033748335.gal : 0 ms
[2025-05-30 23:38:51] [INFO ] Time to serialize properties into /tmp/CTLFireability18175343485545382268.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/CTLFireability1884553832033748335.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18175343485545382268.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,1.34075e+08,0.390097,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: EF(((EG((((((RequestBuffer_7<1)&&(RequestBuffer_1<1))&&((RequestBuffer_4<1)&&(RequestBuffer_9<1)))&&(((RequestBuffer_2<1)&&(RequestBuffer...3371
=> equivalent forward existential formula: [(FwdU((FwdU(Init,TRUE) * (EG((((((RequestBuffer_7<1)&&(RequestBuffer_1<1))&&((RequestBuffer_4<1)&&(RequestBuffe...3436
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,0,2.51521,84108,1,0,346,492085,188,152,2427,477580,363
FORMULA CSRepetitions-PT-03-CTLFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 6 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:38:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:54] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 23:38:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:38:54] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:38:54] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:38:54] [INFO ] Invariant cache hit.
[2025-05-30 23:38:54] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1394 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1645 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3051ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3051ms
Finished structural reductions in LTL mode , in 1 iterations and 3172 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:38:57] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:38:57] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:38:57] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:38:57] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:38:57] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:38:57] [INFO ] Time to serialize gal into /tmp/CTLFireability10469583723163442664.gal : 1 ms
[2025-05-30 23:38:57] [INFO ] Time to serialize properties into /tmp/CTLFireability14191299318647546187.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/CTLFireability10469583723163442664.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14191299318647546187.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,1.34075e+08,0.410057,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: AG(EX((AF(((Client_Sending_9<1)||(Server_Anwering_9_2<1))) * EG(((Client_Sending_8<1)||(Server_Anwering_8_3<1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX((!(EG(!(((Client_Sending_9<1)||(Server_Anwering_9_2<1))))) * EG(((Client_Sending_8<1)||...193
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,0,5.05501,148328,1,0,504,848795,190,223,2251,899879,502
FORMULA CSRepetitions-PT-03-CTLFireability-2025-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 1 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:39:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:02] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-30 23:39:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:02] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:39:02] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:39:02] [INFO ] Invariant cache hit.
[2025-05-30 23:39:02] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1335 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1683 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3026ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3026ms
Finished structural reductions in LTL mode , in 1 iterations and 3122 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:39:05] [INFO ] Flatten gal took : 11 ms
[2025-05-30 23:39:05] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:05] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:39:05] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:39:05] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:05] [INFO ] Time to serialize gal into /tmp/CTLFireability2826123775472757180.gal : 1 ms
[2025-05-30 23:39:05] [INFO ] Time to serialize properties into /tmp/CTLFireability12815331345389997587.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/CTLFireability2826123775472757180.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12815331345389997587.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,1.34075e+08,0.404299,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: AG(EF((AX((Client_Waiting_1>=1)) * AG(((RequestBuffer_5<1)||(Server_Waiting_3<1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (!(EX(!((Client_Waiting_1>=1)))) * !(E(TRUE U !(((RequestBuffer_5<1)||(Server_Wai...181
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,1,5.50595,167680,1,0,306,948860,186,135,2233,1.00012e+06,295
FORMULA CSRepetitions-PT-03-CTLFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 4 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:39:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:11] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-05-30 23:39:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:11] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:39:11] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:39:11] [INFO ] Invariant cache hit.
[2025-05-30 23:39:11] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1346 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1637 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2999ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 2999ms
Finished structural reductions in LTL mode , in 1 iterations and 3115 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:39:14] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:39:14] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:14] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:39:14] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:14] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:14] [INFO ] Time to serialize gal into /tmp/CTLFireability1633536355175451491.gal : 0 ms
[2025-05-30 23:39:14] [INFO ] Time to serialize properties into /tmp/CTLFireability1196679413129938623.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/CTLFireability1633536355175451491.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1196679413129938623.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,1.34075e+08,0.41264,20168,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: AF(AG((EX((RequestBuffer_8<1)) + EX(TRUE))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !((EX((RequestBuffer_8<1)) + EX(TRUE)))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,0,3.23064,106228,1,0,290,576321,187,129,2358,633002,271
FORMULA CSRepetitions-PT-03-CTLFireability-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:39:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:17] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-30 23:39:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:17] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:39:17] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:39:17] [INFO ] Invariant cache hit.
[2025-05-30 23:39:17] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1418 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1636 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3067ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3068ms
Finished structural reductions in LTL mode , in 1 iterations and 3154 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:39:20] [INFO ] Flatten gal took : 11 ms
[2025-05-30 23:39:20] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:39:20] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:39:20] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:20] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:20] [INFO ] Time to serialize gal into /tmp/CTLFireability8077050784288592157.gal : 1 ms
[2025-05-30 23:39:20] [INFO ] Time to serialize properties into /tmp/CTLFireability5590624159332057947.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/CTLFireability8077050784288592157.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5590624159332057947.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,1.34075e+08,0.422513,20168,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: AX(A((AG((EX(((Client_Sending_9>=1)&&(Server_Anwering_9_3>=1))) * (((Client_Sending_1>=1)&&(Server_Anwering_1_2>=1))||((RequestBuffer_4>=...445
=> equivalent forward existential formula: (([(EY(((FwdU(EY(Init),!(((Client_Waiting_5>=1) + (!(EX(((Server_Waiting_1>=1)&&(RequestBuffer_9>=1)))) * !(E(TR...1411
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,0,6.88732,215636,1,0,318,1.06699e+06,191,174,2264,1.48534e+06,294
FORMULA CSRepetitions-PT-03-CTLFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:39:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:27] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-30 23:39:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:27] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:39:28] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:39:28] [INFO ] Invariant cache hit.
[2025-05-30 23:39:28] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1403 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1611 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3026ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3026ms
Finished structural reductions in LTL mode , in 1 iterations and 3115 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:39:31] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:39:31] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:39:31] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:39:31] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:39:31] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:31] [INFO ] Time to serialize gal into /tmp/CTLFireability10547233262480755239.gal : 1 ms
[2025-05-30 23:39:31] [INFO ] Time to serialize properties into /tmp/CTLFireability15689047922930297786.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/CTLFireability10547233262480755239.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15689047922930297786.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,1.34075e+08,0.394101,20168,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: AX((E(AX(!(((Client_Sending_2>=1)&&(Server_Anwering_2_2>=1)))) U AG((RequestBuffer_9>=1))) * AX(((EF(((Server_Anwering_4_1<1)||(Client_Se...366
=> equivalent forward existential formula: ([(EY(Init) * !(E(!(EX(!(!(((Client_Sending_2>=1)&&(Server_Anwering_2_2>=1)))))) U !(E(TRUE U !((RequestBuffer_9...469
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,0,1.72383,61136,1,0,239,352297,189,96,2288,318880,198
FORMULA CSRepetitions-PT-03-CTLFireability-2025-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Applied a total of 0 rules in 1 ms. Remains 58 /58 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:39:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:32] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-30 23:39:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:32] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-30 23:39:32] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2025-05-30 23:39:32] [INFO ] Invariant cache hit.
[2025-05-30 23:39:32] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/139 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 79 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1410 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 9/58 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 81/139 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 9/79 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 72/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/139 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 151 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1635 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 58/58 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3079ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3080ms
Finished structural reductions in LTL mode , in 1 iterations and 3188 ms. Remains : 58/58 places, 81/81 transitions.
[2025-05-30 23:39:36] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:39:36] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:39:36] [INFO ] Input system was already deterministic with 81 transitions.
[2025-05-30 23:39:36] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:39:36] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:39:36] [INFO ] Time to serialize gal into /tmp/CTLFireability10655064580135595114.gal : 1 ms
[2025-05-30 23:39:36] [INFO ] Time to serialize properties into /tmp/CTLFireability860884402379200769.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/CTLFireability10655064580135595114.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability860884402379200769.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,1.34075e+08,0.390242,20172,2,3971,5,63289,6,0,307,103237,0


Converting to forward existential form...Done !
original formula: E((Client_Waiting_9>=1) U ((EF((EX(AF(((Client_Sending_9>=1)&&(Server_Anwering_9_1>=1)))) * AG((RequestBuffer_4>=1)))) * (Client_Sending_...190
=> equivalent forward existential formula: [((FwdU(((FwdU(Init,(Client_Waiting_9>=1)) * (Server_Anwering_9_1>=1)) * (Client_Sending_9>=1)),TRUE) * EX(!(EG(...261
Reverse transition relation is NOT exact ! Due to transitions t0, t3, t4, t7, t9, t13, t14, t15, t16, t17, t18, t19, t23, t24, t27, t28, t31, t32, t33, t35...380
(forward)formula 0,0,1.77582,61556,1,0,228,357361,184,90,2224,310960,185
FORMULA CSRepetitions-PT-03-CTLFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 27 rules applied. Total rules applied 27 place count 40 transition count 72
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 51 place count 16 transition count 48
Iterating global reduction 0 with 24 rules applied. Total rules applied 75 place count 16 transition count 48
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 81 place count 10 transition count 24
Iterating global reduction 0 with 6 rules applied. Total rules applied 87 place count 10 transition count 24
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 93 place count 10 transition count 18
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 9 rules applied. Total rules applied 102 place count 4 transition count 15
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (trivial) has 4 edges and 4 vertex of which 3 / 4 are part of one of the 1 SCC in 3 ms
Free SCC test removed 2 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 109 place count 2 transition count 9
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 113 place count 2 transition count 5
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 114 place count 2 transition count 4
Applied a total of 114 rules in 20 ms. Remains 2 /58 variables (removed 56) and now considering 4/81 (removed 77) transitions.
// Phase 1: matrix 4 rows 2 cols
[2025-05-30 23:39:37] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:37] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-05-30 23:39:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:37] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 30 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:39:37] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-05-30 23:39:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/5 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5/6 variables, and 2 constraints, problems are : Problem set: 0 solved, 1 unsolved in 20 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/5 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/5 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/5 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5/6 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 43ms
Starting structural reductions in SI_CTL mode, iteration 1 : 2/58 places, 4/81 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 97 ms. Remains : 2/58 places, 4/81 transitions.
[2025-05-30 23:39:37] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:39:37] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:39:37] [INFO ] Input system was already deterministic with 4 transitions.
[2025-05-30 23:39:37] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:39:37] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:39:37] [INFO ] Time to serialize gal into /tmp/CTLFireability3785179932361054680.gal : 0 ms
[2025-05-30 23:39:37] [INFO ] Time to serialize properties into /tmp/CTLFireability2862097438091455678.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/CTLFireability3785179932361054680.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2862097438091455678.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,10,0.002773,3660,2,6,5,35,6,0,13,32,0


Converting to forward existential form...Done !
original formula: EG(EF(AG((RequestBuffer_9<1))))
=> equivalent forward existential formula: [FwdG(Init,E(TRUE U !(E(TRUE U !((RequestBuffer_9<1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0...161
(forward)formula 0,1,0.005244,3916,1,0,21,113,31,19,62,157,41
FORMULA CSRepetitions-PT-03-CTLFireability-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 58/58 places, 81/81 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 27 rules applied. Total rules applied 27 place count 40 transition count 72
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 51 place count 16 transition count 48
Iterating global reduction 0 with 24 rules applied. Total rules applied 75 place count 16 transition count 48
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 81 place count 10 transition count 24
Iterating global reduction 0 with 6 rules applied. Total rules applied 87 place count 10 transition count 24
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 93 place count 10 transition count 18
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 99 place count 6 transition count 16
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (trivial) has 4 edges and 6 vertex of which 3 / 6 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 103 place count 4 transition count 13
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 108 place count 4 transition count 8
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 109 place count 4 transition count 7
Applied a total of 109 rules in 7 ms. Remains 4 /58 variables (removed 54) and now considering 7/81 (removed 74) transitions.
// Phase 1: matrix 7 rows 4 cols
[2025-05-30 23:39:37] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:37] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-05-30 23:39:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:39:37] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:39:37] [INFO ] Redundant transitions in 11 ms returned []
Running 3 sub problems to find dead transitions.
[2025-05-30 23:39:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 5/8 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/10 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 5/8 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/10 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 70ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 70ms
Starting structural reductions in SI_CTL mode, iteration 1 : 4/58 places, 7/81 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 126 ms. Remains : 4/58 places, 7/81 transitions.
[2025-05-30 23:39:38] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:39:38] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:39:38] [INFO ] Input system was already deterministic with 7 transitions.
[2025-05-30 23:39:38] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:39:38] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:39:38] [INFO ] Time to serialize gal into /tmp/CTLFireability11335788357211241130.gal : 0 ms
[2025-05-30 23:39:38] [INFO ] Time to serialize properties into /tmp/CTLFireability1965908937087513509.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/CTLFireability11335788357211241130.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1965908937087513509.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,20,0.001875,3660,2,9,5,77,6,0,24,60,0


Converting to forward existential form...Done !
original formula: AG(EF(((Server_Waiting_1>=1)&&(RequestBuffer_2>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((Server_Waiting_1>=1)&&(RequestBuffer_2>=1)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t3, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0...161
(forward)formula 0,0,0.003248,3916,1,0,21,145,32,11,125,163,23
FORMULA CSRepetitions-PT-03-CTLFireability-2025-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

[2025-05-30 23:39:38] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:39:38] [INFO ] Flatten gal took : 3 ms
Total runtime 134720 ms.

BK_STOP 1748648378115

--------------------
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="CSRepetitions-PT-03"
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 CSRepetitions-PT-03, 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 r044-tall-174854029000746"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CSRepetitions-PT-03.tgz
mv CSRepetitions-PT-03 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 ;