Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854029000738.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-02, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854029000738
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 800K
-rw-r--r-- 1 mcc users 13K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 99K 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 6.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 176K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 35K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 190K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K 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 26K 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-02-CTLFireability-2025-00
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-01
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-02
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-03
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-04
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-05
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-06
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-07
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-08
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-09
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-10
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-11
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-12
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-13
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-14
FORMULA_NAME CSRepetitions-PT-02-CTLFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748648028053

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-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-05-30 23:33:49] [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 23:33:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:33:49] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2025-05-30 23:33:49] [INFO ] Transformed 23 places.
[2025-05-30 23:33:49] [INFO ] Transformed 28 transitions.
[2025-05-30 23:33:49] [INFO ] Parsed PT model containing 23 places and 28 transitions and 92 arcs in 136 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 18 ms.
Support contains 23 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 6 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
// Phase 1: matrix 28 rows 23 cols
[2025-05-30 23:33:49] [INFO ] Computed 6 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:49] [INFO ] Implicit Places using invariants in 131 ms returned []
[2025-05-30 23:33:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:49] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 211 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:49] [INFO ] Invariant cache hit.
[2025-05-30 23:33:49] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 511 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 418 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 965ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 975ms
Finished structural reductions in LTL mode , in 1 iterations and 1210 ms. Remains : 23/23 places, 28/28 transitions.
Support contains 23 out of 23 places after structural reductions.
[2025-05-30 23:33:50] [INFO ] Flatten gal took : 20 ms
[2025-05-30 23:33:50] [INFO ] Flatten gal took : 10 ms
[2025-05-30 23:33:50] [INFO ] Input system was already deterministic with 28 transitions.
Reduction of identical properties reduced properties to check from 52 to 43
RANDOM walk for 40001 steps (2253 resets) in 1426 ms. (28 steps per ms) remains 4/43 properties
BEST_FIRST walk for 40002 steps (385 resets) in 491 ms. (81 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (479 resets) in 333 ms. (119 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (490 resets) in 110 ms. (360 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (579 resets) in 123 ms. (322 steps per ms) remains 4/4 properties
[2025-05-30 23:33:51] [INFO ] Invariant cache hit.
[2025-05-30 23:33:51] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp39 is UNSAT
After SMT solving in domain Real declared 15/51 variables, and 3 constraints, problems are : Problem set: 4 solved, 0 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 3/6 constraints, State Equation: 0/23 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 4 atomic propositions for a total of 16 simplifications.
[2025-05-30 23:33:51] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:33:51] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA CSRepetitions-PT-02-CTLFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-30 23:33:51] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:33:51] [INFO ] Input system was already deterministic with 28 transitions.
Computed a total of 0 stabilizing places and 4 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:51] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 23:33:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:51] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:51] [INFO ] Invariant cache hit.
[2025-05-30 23:33:51] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 303 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 628ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 628ms
Finished structural reductions in LTL mode , in 1 iterations and 689 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:52] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:33:52] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:52] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:52] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:52] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:52] [INFO ] Time to serialize gal into /tmp/CTLFireability14481197708198653949.gal : 1 ms
[2025-05-30 23:33:52] [INFO ] Time to serialize properties into /tmp/CTLFireability5281104885270460203.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/CTLFireability14481197708198653949.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5281104885270460203.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,7424,0.023822,4212,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: E(AF((((AX(EX(((((Client_Sending_4>=1)&&(RequestBufferSlots>=1))||((Client_Sending_1>=1)&&(RequestBufferSlots>=1)))||(((Client_Sending_2>...976
=> equivalent forward existential formula: [((FwdU(Init,!(EG(!((((!(EX(!(EX(((((Client_Sending_4>=1)&&(RequestBufferSlots>=1))||((Client_Sending_1>=1)&&(Re...1046
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.068177,6132,1,0,83,15022,78,31,800,14080,66
FORMULA CSRepetitions-PT-02-CTLFireability-2025-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 2 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:52] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-30 23:33:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:52] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:52] [INFO ] Implicit Places using invariants and state equation in 40 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 23:33:52] [INFO ] Redundant transitions in 0 ms returned []
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:52] [INFO ] Invariant cache hit.
[2025-05-30 23:33:52] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 583ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 583ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 661 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:53] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:33:53] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:53] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:53] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:53] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:53] [INFO ] Time to serialize gal into /tmp/CTLFireability12573132743917516173.gal : 1 ms
[2025-05-30 23:33:53] [INFO ] Time to serialize properties into /tmp/CTLFireability9492559869555240675.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/CTLFireability12573132743917516173.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9492559869555240675.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,7424,0.014725,4412,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG(A((((RequestBuffer_4>=1)||(RequestBuffer_1>=1))||((RequestBuffer_3>=1)||(RequestBuffer_2>=1))) U ((((E((((Client_Waiting_4>=1)||(Clien...1383
=> equivalent forward existential formula: ([(FwdU((((((FwdU(FwdU(Init,TRUE),!(((((E((((Client_Waiting_4>=1)||(Client_Waiting_2>=1))||((Client_Waiting_3>=1...4076
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.108604,8636,1,0,116,26008,93,55,837,30482,112
FORMULA CSRepetitions-PT-02-CTLFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:53] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-30 23:33:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:53] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:53] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:53] [INFO ] Invariant cache hit.
[2025-05-30 23:33:53] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 592ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 592ms
Finished structural reductions in LTL mode , in 1 iterations and 643 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:54] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:33:54] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:54] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:54] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:54] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:54] [INFO ] Time to serialize gal into /tmp/CTLFireability13588337201277254334.gal : 1 ms
[2025-05-30 23:33:54] [INFO ] Time to serialize properties into /tmp/CTLFireability1745694799163393479.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/CTLFireability13588337201277254334.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1745694799163393479.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,7424,0.023279,4420,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG(EF(EX((((EX((((RequestBuffer_4>=1)||(RequestBuffer_1>=1))||((RequestBuffer_3>=1)||(RequestBuffer_2>=1)))) * (((((RequestBuffer_2>=1)&&...1305
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U EX((((EX((((RequestBuffer_4>=1)||(RequestBuffer_1>=1))||((RequestBuffer_3>=1)||(R...1365
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.076139,7108,1,0,97,17883,80,40,845,18815,76
FORMULA CSRepetitions-PT-02-CTLFireability-2025-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 9 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:54] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-30 23:33:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:54] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:54] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:54] [INFO ] Invariant cache hit.
[2025-05-30 23:33:54] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 279 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 279 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 564ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 564ms
Finished structural reductions in LTL mode , in 1 iterations and 624 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:55] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:55] [INFO ] Time to serialize gal into /tmp/CTLFireability14691827114766997125.gal : 0 ms
[2025-05-30 23:33:55] [INFO ] Time to serialize properties into /tmp/CTLFireability6662613776401118760.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/CTLFireability14691827114766997125.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6662613776401118760.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,7424,0.015134,4412,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG((AX(((((((((((RequestBuffer_4>=1)||(RequestBuffer_1>=1))||((RequestBuffer_3>=1)||(RequestBuffer_2>=1)))||((((RequestBuffer_2>=1)&&(Ser...2583
=> equivalent forward existential formula: (((([(EY(((FwdU(Init,TRUE) * !(!(EX(!(((((((((((RequestBuffer_4>=1)||(RequestBuffer_1>=1))||((RequestBuffer_3>=1...9448
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,1,0.176748,8764,1,0,165,26165,97,79,863,29554,177
FORMULA CSRepetitions-PT-02-CTLFireability-2025-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:55] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-30 23:33:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:55] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:55] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:55] [INFO ] Invariant cache hit.
[2025-05-30 23:33:55] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 257 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 286 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 549ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 550ms
Finished structural reductions in LTL mode , in 1 iterations and 604 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:55] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:55] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:55] [INFO ] Time to serialize gal into /tmp/CTLFireability12598841255435666709.gal : 0 ms
[2025-05-30 23:33:55] [INFO ] Time to serialize properties into /tmp/CTLFireability9160177852119227292.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/CTLFireability12598841255435666709.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9160177852119227292.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,7424,0.018827,4420,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG((EF((AF((((((RequestBuffer_2<1)||(Server_Waiting_2<1))&&((Server_Waiting_1<1)||(RequestBuffer_3<1)))&&(((RequestBuffer_1<1)||(Server_W...3610
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(E(TRUE U (!(EG(!((((((RequestBuffer_2<1)||(Server_Waiting_2<1))&&((Server_Waiting_1<1)||(...27132
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,1,0.614002,23708,1,0,396,108747,121,234,922,137496,502
FORMULA CSRepetitions-PT-02-CTLFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:56] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 23:33:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:56] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:56] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:56] [INFO ] Invariant cache hit.
[2025-05-30 23:33:56] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 292 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 567ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 568ms
Finished structural reductions in LTL mode , in 1 iterations and 620 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:57] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:33:57] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:57] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:57] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:57] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:57] [INFO ] Time to serialize gal into /tmp/CTLFireability7919106474313752272.gal : 0 ms
[2025-05-30 23:33:57] [INFO ] Time to serialize properties into /tmp/CTLFireability4874067902003384217.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/CTLFireability7919106474313752272.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4874067902003384217.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,7424,0.014663,4416,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AX(E((!(((E((((((Client_Sending_1>=1)&&(Server_Anwering_1_1>=1))||((Client_Sending_4>=1)&&(Server_Anwering_4_2>=1)))||(((Client_Sending_2...2188
=> equivalent forward existential formula: [(EY(Init) * !(E((!(((E((((((Client_Sending_1>=1)&&(Server_Anwering_1_1>=1))||((Client_Sending_4>=1)&&(Server_An...2492
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.246346,14400,1,0,275,59668,107,144,854,71570,347
FORMULA CSRepetitions-PT-02-CTLFireability-2025-06 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 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:57] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 23:33:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:57] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:57] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:57] [INFO ] Invariant cache hit.
[2025-05-30 23:33:57] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 253 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 288 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 547ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 548ms
Finished structural reductions in LTL mode , in 1 iterations and 598 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:57] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:58] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:58] [INFO ] Time to serialize gal into /tmp/CTLFireability6107622356618696005.gal : 1 ms
[2025-05-30 23:33:58] [INFO ] Time to serialize properties into /tmp/CTLFireability9295517695360603404.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/CTLFireability6107622356618696005.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9295517695360603404.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,7424,0.014845,4416,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: (E(EG(EF(!(AF((((((RequestBuffer_2>=1)&&(Server_Waiting_2>=1))||((Server_Waiting_1>=1)&&(RequestBuffer_3>=1)))||(((RequestBuffer_1>=1)&&(...2743
=> equivalent forward existential formula: ([(Init * !(E(EG(E(TRUE U !(!(EG(!((((((RequestBuffer_2>=1)&&(Server_Waiting_2>=1))||((Server_Waiting_1>=1)&&(Re...7461
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,1,0.630912,28288,1,0,540,138534,118,327,902,171139,680
FORMULA CSRepetitions-PT-02-CTLFireability-2025-07 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 : 23/23 places, 28/28 transitions.
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 9 place count 17 transition count 25
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 13 place count 13 transition count 21
Iterating global reduction 0 with 4 rules applied. Total rules applied 17 place count 13 transition count 21
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 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 21 place count 11 transition count 19
Applied a total of 21 rules in 11 ms. Remains 11 /23 variables (removed 12) and now considering 19/28 (removed 9) transitions.
[2025-05-30 23:33:58] [INFO ] Flow matrix only has 16 transitions (discarded 3 similar events)
// Phase 1: matrix 16 rows 11 cols
[2025-05-30 23:33:58] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:58] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-30 23:33:58] [INFO ] Flow matrix only has 16 transitions (discarded 3 similar events)
[2025-05-30 23:33:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:33:58] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:33:58] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2025-05-30 23:33:58] [INFO ] Flow matrix only has 16 transitions (discarded 3 similar events)
[2025-05-30 23:33:58] [INFO ] Invariant cache hit.
[2025-05-30 23:33:58] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/27 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/27 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 27/27 variables, and 15 constraints, problems are : Problem set: 0 solved, 15 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/27 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 15/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/27 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/27 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 27/27 variables, and 30 constraints, problems are : Problem set: 0 solved, 15 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 264ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 265ms
Starting structural reductions in SI_CTL mode, iteration 1 : 11/23 places, 19/28 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 321 ms. Remains : 11/23 places, 19/28 transitions.
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 9 ms
[2025-05-30 23:33:58] [INFO ] Input system was already deterministic with 19 transitions.
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:58] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:58] [INFO ] Time to serialize gal into /tmp/CTLFireability12342680668548689666.gal : 0 ms
[2025-05-30 23:33:58] [INFO ] Time to serialize properties into /tmp/CTLFireability5030848769581066515.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/CTLFireability12342680668548689666.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5030848769581066515.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,167,0.007881,3916,2,49,5,550,6,0,62,571,0


Converting to forward existential form...Done !
original formula: E((Client_Waiting_2>=1) U ((Client_Sending_2>=1)&&(Server_Anwering_2_1>=1)))
=> equivalent forward existential formula: [(FwdU(Init,(Client_Waiting_2>=1)) * ((Client_Sending_2>=1)&&(Server_Anwering_2_1>=1)))] != FALSE
Hit Full ! (commute/partial/dont) 16/0/3
(forward)formula 0,0,0.009701,4044,1,0,9,550,15,1,117,571,4
FORMULA CSRepetitions-PT-02-CTLFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 23/23 places, 28/28 transitions.
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 9 place count 17 transition count 25
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 13 place count 13 transition count 21
Iterating global reduction 0 with 4 rules applied. Total rules applied 17 place count 13 transition count 21
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 18 place count 12 transition count 18
Iterating global reduction 0 with 1 rules applied. Total rules applied 19 place count 12 transition count 18
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 20 place count 12 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 22 place count 11 transition count 16
Applied a total of 22 rules in 10 ms. Remains 11 /23 variables (removed 12) and now considering 16/28 (removed 12) transitions.
// Phase 1: matrix 16 rows 11 cols
[2025-05-30 23:33:59] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:59] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-30 23:33:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:33:59] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:33:59] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2025-05-30 23:33:59] [INFO ] Invariant cache hit.
[2025-05-30 23:33:59] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 16/27 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/27 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 27/27 variables, and 15 constraints, problems are : Problem set: 0 solved, 13 unsolved in 112 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 16/27 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 13/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/27 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/27 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 27/27 variables, and 28 constraints, problems are : Problem set: 0 solved, 13 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 246ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 247ms
Starting structural reductions in SI_CTL mode, iteration 1 : 11/23 places, 16/28 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 308 ms. Remains : 11/23 places, 16/28 transitions.
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:59] [INFO ] Input system was already deterministic with 16 transitions.
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:59] [INFO ] Time to serialize gal into /tmp/CTLFireability18184971453385802735.gal : 1 ms
[2025-05-30 23:33:59] [INFO ] Time to serialize properties into /tmp/CTLFireability4795346789311830052.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/CTLFireability18184971453385802735.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4795346789311830052.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,178,0.004477,3776,2,35,5,394,6,0,60,474,0


Converting to forward existential form...Done !
original formula: EF((AG((Client_Waiting_3<1)) * ((RequestBuffer_4<1)||(Server_Waiting_1<1))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * ((RequestBuffer_4<1)||(Server_Waiting_1<1))) * !(E(TRUE U !((Client_Waiting_3<1)))))] != FA...158
Reverse transition relation is NOT exact ! Due to transitions t3, t5, t10, t12, t13, Intersection with reachable at each step enabled. (destroyed/reverse/...182
(forward)formula 0,1,0.010456,4288,1,0,47,1304,55,21,375,1456,43
FORMULA CSRepetitions-PT-02-CTLFireability-2025-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
// Phase 1: matrix 28 rows 23 cols
[2025-05-30 23:33:59] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:59] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-30 23:33:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:59] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:59] [INFO ] Invariant cache hit.
[2025-05-30 23:33:59] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 246 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 540ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 540ms
Finished structural reductions in LTL mode , in 1 iterations and 605 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:59] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:59] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:59] [INFO ] Time to serialize gal into /tmp/CTLFireability7939394269320728209.gal : 0 ms
[2025-05-30 23:33:59] [INFO ] Time to serialize properties into /tmp/CTLFireability2148332649382148971.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/CTLFireability7939394269320728209.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2148332649382148971.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,7424,0.019183,4412,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG(EF(EX(((Server_Anwering_3_1>=1)&&(Client_Sending_3>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U EX(((Server_Anwering_3_1>=1)&&(Client_Sending_3>=1))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.099911,8252,1,0,106,25578,77,44,786,26740,93
FORMULA CSRepetitions-PT-02-CTLFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:34:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:00] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 23:34:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:00] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:34:00] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:34:00] [INFO ] Invariant cache hit.
[2025-05-30 23:34:00] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 251 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 310 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 565ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 566ms
Finished structural reductions in LTL mode , in 1 iterations and 621 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:34:00] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:34:00] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:34:00] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:34:00] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:34:00] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:34:00] [INFO ] Time to serialize gal into /tmp/CTLFireability1380398071012853921.gal : 1 ms
[2025-05-30 23:34:00] [INFO ] Time to serialize properties into /tmp/CTLFireability5179825686561072468.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/CTLFireability1380398071012853921.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5179825686561072468.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,7424,0.015678,4408,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG((E(A((EX(((RequestBuffer_2>=1)&&(Server_Waiting_2>=1))) + AG(((Server_Waiting_2>=1)&&(RequestBuffer_3>=1)))) U !(((RequestBuffer_1>=1)...468
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(EG((((RequestBuffer_1>=1)&&(Server_Waiting_2>=1))||(((Server_Anwering_4_1<1)||(Client_Sen...662
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.30239,18040,1,0,368,81563,100,189,818,103466,394
FORMULA CSRepetitions-PT-02-CTLFireability-2025-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 15 transition count 24
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 9 transition count 18
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 9 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 0 with 6 rules applied. Total rules applied 30 place count 5 transition count 16
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (trivial) has 4 edges and 5 vertex of which 3 / 5 are part of one of the 1 SCC in 1 ms
Free SCC test removed 2 places
Iterating post reduction 0 with 5 rules applied. Total rules applied 35 place count 3 transition count 12
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 39 place count 3 transition count 8
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 41 place count 3 transition count 6
Applied a total of 41 rules in 11 ms. Remains 3 /23 variables (removed 20) and now considering 6/28 (removed 22) transitions.
// Phase 1: matrix 6 rows 3 cols
[2025-05-30 23:34:01] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:01] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-30 23:34:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:01] [INFO ] Implicit Places using invariants and state equation in 18 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 23:34:01] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-05-30 23:34:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 3 constraints, problems are : Problem set: 0 solved, 2 unsolved in 29 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 64ms
Starting structural reductions in SI_CTL mode, iteration 1 : 3/23 places, 6/28 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 121 ms. Remains : 3/23 places, 6/28 transitions.
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:34:01] [INFO ] Input system was already deterministic with 6 transitions.
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:34:01] [INFO ] Time to serialize gal into /tmp/CTLFireability13200388813583740702.gal : 1 ms
[2025-05-30 23:34:01] [INFO ] Time to serialize properties into /tmp/CTLFireability2608231096202152930.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/CTLFireability13200388813583740702.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2608231096202152930.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,10,0.001715,3660,2,8,5,43,6,0,19,35,0


Converting to forward existential form...Done !
original formula: AF(E((RequestBuffer_3<1) U AG(AF((RequestBuffer_2<1)))))
=> equivalent forward existential formula: [FwdG(Init,!(E((RequestBuffer_3<1) U !(E(TRUE U !(!(EG(!((RequestBuffer_2<1))))))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0...161
(forward)formula 0,1,0.003577,3916,1,0,31,173,45,22,95,240,54
FORMULA CSRepetitions-PT-02-CTLFireability-2025-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
// Phase 1: matrix 28 rows 23 cols
[2025-05-30 23:34:01] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:01] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-30 23:34:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:01] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:34:01] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:34:01] [INFO ] Invariant cache hit.
[2025-05-30 23:34:01] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 578ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 578ms
Finished structural reductions in LTL mode , in 1 iterations and 630 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:34:01] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:34:01] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:34:01] [INFO ] Time to serialize gal into /tmp/CTLFireability13383921439985146237.gal : 1 ms
[2025-05-30 23:34:01] [INFO ] Time to serialize properties into /tmp/CTLFireability3134315187655584919.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/CTLFireability13383921439985146237.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3134315187655584919.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,7424,0.02128,4416,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: EX(AG(((((EG(((RequestBuffer_4<1)||(Server_Waiting_1<1))) + (Client_Sending_3<1)) + ((RequestBufferSlots<1)||(RequestBuffer_3<1))) + (EX(...308
=> equivalent forward existential formula: [(EY(Init) * !(E(TRUE U !(((((EG(((RequestBuffer_4<1)||(Server_Waiting_1<1))) + (Client_Sending_3<1)) + ((Reques...377
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,1,0.235767,14144,1,0,217,57427,90,107,823,70012,232
FORMULA CSRepetitions-PT-02-CTLFireability-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:34:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:02] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-05-30 23:34:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:34:02] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:34:02] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:34:02] [INFO ] Invariant cache hit.
[2025-05-30 23:34:02] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 33 constraints, problems are : Problem set: 0 solved, 24 unsolved in 262 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (OVERLAPS) 4/23 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 28/51 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 24/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 24 unsolved in 294 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 562ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 563ms
Finished structural reductions in LTL mode , in 1 iterations and 624 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:34:02] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:34:02] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:34:02] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:34:02] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:34:02] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:34:02] [INFO ] Time to serialize gal into /tmp/CTLFireability6470766452241441103.gal : 0 ms
[2025-05-30 23:34:02] [INFO ] Time to serialize properties into /tmp/CTLFireability14850361915131668821.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/CTLFireability6470766452241441103.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14850361915131668821.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,7424,0.019935,4420,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: AG(A(E(!(((Client_Sending_1>=1)&&(Server_Anwering_1_1>=1))) U ((!(((Client_Sending_3>=1)&&(RequestBufferSlots>=1))) * AX(((Client_Sending...662
=> equivalent forward existential formula: ([((((FwdU(FwdU(Init,TRUE),!(((E(!(((Server_Waiting_1>=1)&&(RequestBuffer_3>=1))) U (((Server_Anwering_3_1>=1)&&...1957
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t6, t8, t12, t13, t14, t16, t17, t19, t21, t23, t24, t26, t27, Intersection with...235
(forward)formula 0,0,0.246083,14404,1,0,300,59615,113,157,812,71608,336
FORMULA CSRepetitions-PT-02-CTLFireability-2025-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

[2025-05-30 23:34:02] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:34:02] [INFO ] Flatten gal took : 4 ms
Total runtime 13692 ms.

BK_STOP 1748648042994

--------------------
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-02"
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-02, 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-174854029000738"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CSRepetitions-PT-02.tgz
mv CSRepetitions-PT-02 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 ;