Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854029000737.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 CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854029000737
=====================================================================

--------------------
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-CTLCardinality-2025-00
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-01
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-02
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-03
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-04
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-05
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-06
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-07
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-08
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-09
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-10
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-11
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-12
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-13
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-14
FORMULA_NAME CSRepetitions-PT-02-CTLCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748648010656

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
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
CTLCardinality PT
Running Version 202505121319
[2025-05-30 23:33:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 23:33:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:33:32] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2025-05-30 23:33:32] [INFO ] Transformed 23 places.
[2025-05-30 23:33:32] [INFO ] Transformed 28 transitions.
[2025-05-30 23:33:32] [INFO ] Parsed PT model containing 23 places and 28 transitions and 92 arcs in 124 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 17 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 23:33:32] [INFO ] Computed 6 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:32] [INFO ] Implicit Places using invariants in 153 ms returned []
[2025-05-30 23:33:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:32] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:32] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 230 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:32] [INFO ] Invariant cache hit.
[2025-05-30 23:33:32] [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 519 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 400 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 948ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 959ms
Finished structural reductions in LTL mode , in 1 iterations and 1212 ms. Remains : 23/23 places, 28/28 transitions.
Support contains 23 out of 23 places after structural reductions.
[2025-05-30 23:33:33] [INFO ] Flatten gal took : 18 ms
[2025-05-30 23:33:33] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:33] [INFO ] Input system was already deterministic with 28 transitions.
RANDOM walk for 40000 steps (2248 resets) in 1676 ms. (23 steps per ms) remains 37/71 properties
BEST_FIRST walk for 4003 steps (26 resets) in 44 ms. (88 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (48 resets) in 46 ms. (85 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (88 resets) in 41 ms. (95 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (45 resets) in 18 ms. (210 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (48 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (40 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (87 resets) in 62 ms. (63 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (48 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4000 steps (88 resets) in 24 ms. (160 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (48 resets) in 15 ms. (250 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (29 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (28 resets) in 14 ms. (266 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (55 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (48 resets) in 15 ms. (250 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (48 resets) in 20 ms. (190 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (56 resets) in 14 ms. (266 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (87 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (26 resets) in 12 ms. (308 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (87 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (60 resets) in 22 ms. (174 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (48 resets) in 15 ms. (250 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (48 resets) in 18 ms. (210 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (37 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4002 steps (51 resets) in 29 ms. (133 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (41 resets) in 21 ms. (181 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (44 resets) in 12 ms. (307 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (35 resets) in 20 ms. (190 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (46 resets) in 17 ms. (222 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (52 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (55 resets) in 15 ms. (250 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4003 steps (37 resets) in 12 ms. (307 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (44 resets) in 16 ms. (235 steps per ms) remains 37/37 properties
[2025-05-30 23:33:34] [INFO ] Invariant cache hit.
[2025-05-30 23:33:34] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp34 is UNSAT
Problem AtomicPropp39 is UNSAT
Problem AtomicPropp44 is UNSAT
Problem AtomicPropp48 is UNSAT
Problem AtomicPropp52 is UNSAT
Problem AtomicPropp53 is UNSAT
Problem AtomicPropp57 is UNSAT
Problem AtomicPropp60 is UNSAT
Problem AtomicPropp62 is UNSAT
Problem AtomicPropp67 is UNSAT
Problem AtomicPropp69 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 6/6 constraints. Problems are: Problem set: 28 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 28 solved, 9 unsolved
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp35 is UNSAT
Problem AtomicPropp37 is UNSAT
After SMT solving in domain Real declared 51/51 variables, and 29 constraints, problems are : Problem set: 37 solved, 0 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 23/23 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 37/37 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 37 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 37 atomic propositions for a total of 16 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-30 23:33:34] [INFO ] Initial state reduction rules for CTL removed 6 formulas.
[2025-05-30 23:33:34] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:34] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-30 23:33:34] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:34] [INFO ] Input system was already deterministic with 28 transitions.
Support contains 17 out of 23 places (down from 23) after GAL structural reductions.
Computed a total of 0 stabilizing places and 4 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 23/23 places, 28/28 transitions.
Applied a total of 0 rules in 4 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:34] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 23:33:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:34] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:34] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:33:34] [INFO ] Redundant transitions in 0 ms returned []
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:34] [INFO ] Invariant cache hit.
[2025-05-30 23:33:34] [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 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]
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 619ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 619ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 702 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:35] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:33:35] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:35] [INFO ] Input system was already deterministic with 28 transitions.
RANDOM walk for 14 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 23:33:35] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:35] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16350223297913895220.gal : 1 ms
[2025-05-30 23:33:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6838962747401357462.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16350223297913895220.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6838962747401357462.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

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 1 ms. Remains 23 /23 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2025-05-30 23:33:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:35] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-30 23:33:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:35] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:35] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:35] [INFO ] Invariant cache hit.
[2025-05-30 23:33:35] [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 297 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 317 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 622ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 624ms
Finished structural reductions in LTL mode , in 1 iterations and 693 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:36] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:36] [INFO ] Time to serialize gal into /tmp/CTLCardinality12835120654018365438.gal : 1 ms
[2025-05-30 23:33:36] [INFO ] Time to serialize properties into /tmp/CTLCardinality5593177744920286808.ctl : 2 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/CTLCardinality12835120654018365438.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality5593177744920286808.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,7424,0.023656,4368,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: EG(E(EX(EX((((Client_Sending_1+Client_Sending_2)+(Client_Sending_3+Client_Sending_4))<=((Client_Waiting_4+Client_Waiting_3)+(Client_Waiti...194
=> equivalent forward existential formula: [FwdG(Init,E(EX(EX((((Client_Sending_1+Client_Sending_2)+(Client_Sending_3+Client_Sending_4))<=((Client_Waiting_...237
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 0,1,0.167163,11152,1,0,130,37997,81,82,828,54452,123
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

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 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 12 place count 14 transition count 22
Iterating global reduction 0 with 3 rules applied. Total rules applied 15 place count 14 transition count 22
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 16 place count 13 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 17 place count 13 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 18 place count 13 transition count 18
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 20 place count 12 transition count 17
Applied a total of 20 rules in 21 ms. Remains 12 /23 variables (removed 11) and now considering 17/28 (removed 11) transitions.
// Phase 1: matrix 17 rows 12 cols
[2025-05-30 23:33:36] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:36] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-05-30 23:33:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:33:36] [INFO ] Implicit Places using invariants and state equation in 25 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 23:33:36] [INFO ] Redundant transitions in 0 ms returned []
Running 14 sub problems to find dead transitions.
[2025-05-30 23:33:36] [INFO ] Invariant cache hit.
[2025-05-30 23:33:36] [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) 0/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 17/29 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 16 constraints, problems are : Problem set: 0 solved, 14 unsolved in 138 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 17/29 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 14/30 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 30 constraints, problems are : Problem set: 0 solved, 14 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 276ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 276ms
Starting structural reductions in SI_CTL mode, iteration 1 : 12/23 places, 17/28 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 348 ms. Remains : 12/23 places, 17/28 transitions.
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:36] [INFO ] Input system was already deterministic with 17 transitions.
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:36] [INFO ] Time to serialize gal into /tmp/CTLCardinality12777434116836659617.gal : 1 ms
[2025-05-30 23:33:36] [INFO ] Time to serialize properties into /tmp/CTLCardinality10963032536259162762.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/CTLCardinality12777434116836659617.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10963032536259162762.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,266,0.004672,3788,2,68,5,481,6,0,65,487,0


Converting to forward existential form...Done !
original formula: AG(EF(((AF((Server_Anwering_3_1>=1)) * (RequestBuffer_4<=Client_Waiting_4)) * (Server_Waiting_2<=Server_Anwering_4_2))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((!(EG(!((Server_Anwering_3_1>=1)))) * (RequestBuffer_4<=Client_Waiting_4)) * (Se...204
Reverse transition relation is NOT exact ! Due to transitions t5, t10, t11, t13, t14, t15, Intersection with reachable at each step enabled. (destroyed/re...188
(forward)formula 0,0,0.022336,4684,1,0,134,5359,64,68,436,6663,152
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

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 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 17 place count 10 transition count 19
Iterating global reduction 0 with 5 rules applied. Total rules applied 22 place count 10 transition count 19
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 3 places and 0 transitions.
Iterating global reduction 0 with 5 rules applied. Total rules applied 27 place count 7 transition count 17
Graph (trivial) has 6 edges and 7 vertex of which 4 / 7 are part of one of the 1 SCC in 2 ms
Free SCC test removed 3 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 4 transition count 17
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 36 place count 4 transition count 9
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 39 place count 4 transition count 6
Applied a total of 39 rules in 16 ms. Remains 4 /23 variables (removed 19) and now considering 6/28 (removed 22) transitions.
// Phase 1: matrix 6 rows 4 cols
[2025-05-30 23:33:36] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:36] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-30 23:33:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:36] [INFO ] Implicit Places using invariants and state equation in 20 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 23:33:36] [INFO ] Redundant transitions in 13 ms returned []
Running 2 sub problems to find dead transitions.
[2025-05-30 23:33:36] [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) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/9 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/9 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9/10 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 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) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2/9 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9/10 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 78ms
Starting structural reductions in SI_CTL mode, iteration 1 : 4/23 places, 6/28 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 153 ms. Remains : 4/23 places, 6/28 transitions.
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:33:36] [INFO ] Input system was already deterministic with 6 transitions.
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:36] [INFO ] Flatten gal took : 0 ms
[2025-05-30 23:33:36] [INFO ] Time to serialize gal into /tmp/CTLCardinality6340015268751616333.gal : 0 ms
[2025-05-30 23:33:36] [INFO ] Time to serialize properties into /tmp/CTLCardinality898729536732109794.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/CTLCardinality6340015268751616333.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality898729536732109794.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,12,0.001942,3660,2,8,5,50,6,0,23,38,0


Converting to forward existential form...Done !
original formula: AG(!(A((Server_Anwering_1_1<1) U AG(AF((RequestBuffer_2>=1))))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(EG(!(!(E(TRUE U !(!(EG(!((RequestBuffer_2>=1))))))))))) * !(E(!(!(E(TRUE U !(!(EG(!((Requ...272
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 0,1,0.004538,4172,1,0,42,182,40,39,113,262,86
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-10 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.
// Phase 1: matrix 28 rows 23 cols
[2025-05-30 23:33:36] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:36] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-30 23:33:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:36] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:36] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:36] [INFO ] Invariant cache hit.
[2025-05-30 23:33:36] [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 308 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 659 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:37] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:37] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:37] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:37] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:37] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:37] [INFO ] Time to serialize gal into /tmp/CTLCardinality5911292092257565923.gal : 1 ms
[2025-05-30 23:33:37] [INFO ] Time to serialize properties into /tmp/CTLCardinality17660919269799822998.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/CTLCardinality5911292092257565923.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17660919269799822998.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,7424,0.015018,4416,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: !(E(EG((E((Client_Waiting_2<=RequestBuffer_4) U (Client_Sending_1<=Client_Waiting_3)) * (RequestBufferSlots>0))) U (AF(AX((Server_Waiting...219
=> equivalent forward existential formula: [((FwdU(Init,EG((E((Client_Waiting_2<=RequestBuffer_4) U (Client_Sending_1<=Client_Waiting_3)) * (RequestBufferS...285
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 0,1,0.137167,10688,1,0,183,39757,83,90,810,46068,200
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

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 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 12 place count 14 transition count 22
Iterating global reduction 0 with 3 rules applied. Total rules applied 15 place count 14 transition count 22
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 0 with 2 rules applied. Total rules applied 17 place count 13 transition count 21
Applied a total of 17 rules in 3 ms. Remains 13 /23 variables (removed 10) and now considering 21/28 (removed 7) transitions.
// Phase 1: matrix 21 rows 13 cols
[2025-05-30 23:33:37] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:37] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 23:33:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:33:37] [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.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:33:37] [INFO ] Redundant transitions in 0 ms returned []
Running 17 sub problems to find dead transitions.
[2025-05-30 23:33:37] [INFO ] Invariant cache hit.
[2025-05-30 23:33:37] [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) 0/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 21/34 variables, 13/16 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/34 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 17 constraints, problems are : Problem set: 0 solved, 17 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 13/13 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 21/34 variables, 13/16 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 17/34 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/34 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 34 constraints, problems are : Problem set: 0 solved, 17 unsolved in 187 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 13/13 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 358ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 359ms
Starting structural reductions in SI_CTL mode, iteration 1 : 13/23 places, 21/28 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 420 ms. Remains : 13/23 places, 21/28 transitions.
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:38] [INFO ] Input system was already deterministic with 21 transitions.
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:38] [INFO ] Time to serialize gal into /tmp/CTLCardinality11150454213340602998.gal : 2 ms
[2025-05-30 23:33:38] [INFO ] Time to serialize properties into /tmp/CTLCardinality14146714847766616948.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/CTLCardinality11150454213340602998.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14146714847766616948.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,333,0.010169,3932,2,71,5,863,6,0,72,1000,0


Converting to forward existential form...Done !
original formula: AG(EF((AG((E((Server_Anwering_4_1<=0) U (Server_Waiting_1<=RequestBuffer_4)) + E((Client_Sending_1>=1) U (Server_Anwering_4_1<=0)))) + ((...206
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (!(E(TRUE U !((E((Server_Anwering_4_1<=0) U (Server_Waiting_1<=RequestBuffer_4)) ...284
Reverse transition relation is NOT exact ! Due to transitions t5, t6, t8, t11, t15, t16, t17, Intersection with reachable at each step enabled. (destroyed...191
(forward)formula 0,1,0.028788,4828,1,0,142,5047,80,78,479,7566,177
FORMULA CSRepetitions-PT-02-CTLCardinality-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.
// Phase 1: matrix 28 rows 23 cols
[2025-05-30 23:33:38] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:38] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-30 23:33:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:33:38] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 23:33:38] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 24 sub problems to find dead transitions.
[2025-05-30 23:33:38] [INFO ] Invariant cache hit.
[2025-05-30 23:33:38] [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 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 587ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 587ms
Finished structural reductions in LTL mode , in 1 iterations and 654 ms. Remains : 23/23 places, 28/28 transitions.
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 3 ms
[2025-05-30 23:33:38] [INFO ] Input system was already deterministic with 28 transitions.
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 1 ms
[2025-05-30 23:33:38] [INFO ] Flatten gal took : 2 ms
[2025-05-30 23:33:38] [INFO ] Time to serialize gal into /tmp/CTLCardinality8794750949521330105.gal : 1 ms
[2025-05-30 23:33:38] [INFO ] Time to serialize properties into /tmp/CTLCardinality13281635554749364748.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/CTLCardinality8794750949521330105.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality13281635554749364748.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,7424,0.019157,4408,2,427,5,2544,6,0,119,3392,0


Converting to forward existential form...Done !
original formula: (AG(EF((Server_Waiting_2>0))) * EF(AG(EX((RequestBufferSlots<=1)))))
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(E(TRUE U (Server_Waiting_2>0))))] = FALSE * [(Init * !(E(TRUE U !(E(TRUE U !(EX((RequestB...186
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 0,0,0.162788,11704,1,0,121,45228,77,52,795,50649,113
FORMULA CSRepetitions-PT-02-CTLCardinality-2025-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
[2025-05-30 23:33:39] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:33:39] [INFO ] Flatten gal took : 2 ms
Total runtime 7148 ms.

BK_STOP 1748648019081

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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 CTLCardinality -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="CTLCardinality"
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 CTLCardinality"
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-174854029000737"
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 [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;