Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r030-smll-174853813900444.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 ClientsAndServers-PT-N0001P0, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r030-smll-174853813900444
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K 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 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 195K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 9.2K 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 ClientsAndServers-PT-N0001P0-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0001P0-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748922461492

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0001P0
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 03:47:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 03:47:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 03:47:44] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2025-06-03 03:47:44] [INFO ] Transformed 25 places.
[2025-06-03 03:47:44] [INFO ] Transformed 18 transitions.
[2025-06-03 03:47:44] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 317 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Support contains 25 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 16 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2025-06-03 03:47:45] [INFO ] Computed 8 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:45] [INFO ] Implicit Places using invariants in 279 ms returned []
[2025-06-03 03:47:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:45] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 502 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 03:47:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 33 constraints, problems are : Problem set: 0 solved, 17 unsolved in 1303 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 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) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 50 constraints, problems are : Problem set: 0 solved, 17 unsolved in 822 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2169ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 2189ms
Finished structural reductions in LTL mode , in 1 iterations and 2745 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 25 out of 25 places after structural reductions.
[2025-06-03 03:47:47] [INFO ] Flatten gal took : 29 ms
[2025-06-03 03:47:47] [INFO ] Flatten gal took : 9 ms
[2025-06-03 03:47:48] [INFO ] Input system was already deterministic with 18 transitions.
Support contains 23 out of 25 places (down from 25) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 21 to 19
RANDOM walk for 6449 steps (36 resets) in 202 ms. (31 steps per ms) remains 0/19 properties
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 7 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 03:47:48] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:49] [INFO ] Implicit Places using invariants in 81 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 83 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 93 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 341 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-00 finished in 515 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||(G(p1) U p2)||(!p2 U p1))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 24 transition count 16
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 22 transition count 16
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 22 transition count 14
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 20 transition count 14
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 11 place count 19 transition count 13
Applied a total of 11 rules in 35 ms. Remains 19 /25 variables (removed 6) and now considering 13/18 (removed 5) transitions.
// Phase 1: matrix 13 rows 19 cols
[2025-06-03 03:47:49] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:49] [INFO ] Implicit Places using invariants in 57 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 72 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/25 places, 13/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 18 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 17 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 17 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 16 transition count 11
Applied a total of 4 rules in 4 ms. Remains 16 /18 variables (removed 2) and now considering 11/13 (removed 2) transitions.
// Phase 1: matrix 11 rows 16 cols
[2025-06-03 03:47:49] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:49] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-03 03:47:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:49] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/25 places, 11/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 200 ms. Remains : 16/25 places, 11/18 transitions.
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-01
Product exploration explored 100000 steps with 11330 reset in 641 ms.
Product exploration explored 100000 steps with 11334 reset in 305 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 113 ms. Reduced automaton from 1 states, 1 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
RANDOM walk for 533 steps (6 resets) in 8 ms. (59 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1))))]
Knowledge based reduction with 9 factoid took 261 ms. Reduced automaton from 1 states, 1 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
[2025-06-03 03:47:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 03:47:51] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2025-06-03 03:47:51] [INFO ] [Real]Absence check using 4 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 03:47:51] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-06-03 03:47:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 03:47:51] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 03:47:51] [INFO ] [Nat]Absence check using 4 positive and 2 generalized place invariants in 3 ms returned sat
[2025-06-03 03:47:51] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-06-03 03:47:51] [INFO ] Computed and/alt/rep : 10/13/10 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 03:47:51] [INFO ] Added : 4 causal constraints over 1 iterations in 29 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2) (NOT p1))
Support contains 6 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 11/11 transitions.
Applied a total of 0 rules in 3 ms. Remains 16 /16 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2025-06-03 03:47:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:51] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-03 03:47:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:51] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 03:47:51] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2025-06-03 03:47:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 11/27 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/27 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 27/27 variables, and 22 constraints, problems are : Problem set: 0 solved, 10 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 11/27 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/27 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/27 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/27 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 27/27 variables, and 32 constraints, problems are : Problem set: 0 solved, 10 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 423ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 423ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 530 ms. Remains : 16/16 places, 11/11 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 120 ms. Reduced automaton from 1 states, 1 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
RANDOM walk for 403 steps (4 resets) in 6 ms. (57 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1))))]
Knowledge based reduction with 9 factoid took 258 ms. Reduced automaton from 1 states, 1 edges and 3 AP (stutter insensitive) to 1 states, 1 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 44 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
[2025-06-03 03:47:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 03:47:52] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-06-03 03:47:52] [INFO ] [Real]Absence check using 4 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-03 03:47:52] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-03 03:47:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 03:47:52] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 03:47:52] [INFO ] [Nat]Absence check using 4 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 03:47:52] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-03 03:47:52] [INFO ] Computed and/alt/rep : 10/13/10 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 03:47:52] [INFO ] Added : 4 causal constraints over 1 iterations in 12 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2) (NOT p1))
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p0) (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 11335 reset in 245 ms.
Product exploration explored 100000 steps with 11380 reset in 200 ms.
Built C files in :
/tmp/ltsmin3128024779909252960
[2025-06-03 03:47:53] [INFO ] Computing symmetric may disable matrix : 11 transitions.
[2025-06-03 03:47:53] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 03:47:53] [INFO ] Computing symmetric may enable matrix : 11 transitions.
[2025-06-03 03:47:53] [INFO ] Computation of Complete enable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 03:47:53] [INFO ] Computing Do-Not-Accords matrix : 11 transitions.
[2025-06-03 03:47:53] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 03:47:53] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3128024779909252960
Running compilation step : cd /tmp/ltsmin3128024779909252960;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 443 ms.
Running link step : cd /tmp/ltsmin3128024779909252960;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 60 ms.
Running LTSmin : cd /tmp/ltsmin3128024779909252960;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17226936818975700028.hoa' '--buchi-type=spotba'
LTSmin run took 146 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-01 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-01 finished in 4435 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U ((F(p2) U p3)&&p1)))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 2 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 03:47:53] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:53] [INFO ] Implicit Places using invariants in 46 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 50 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 572 ms :[(OR (NOT p1) (NOT p3)), (NOT p0), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (NOT p3), (NOT p0), true, (AND (NOT p2) (NOT p0)), (AND (NOT p3) (NOT p2) (NOT p0)), (NOT p2), (AND p0 (NOT p3))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-02
Entered a terminal (fully accepting) state of product in 786 steps with 192 reset in 5 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-02 finished in 655 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(!p1)||p0))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
[2025-06-03 03:47:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:54] [INFO ] Implicit Places using invariants in 35 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 175 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 195 ms.
Product exploration explored 100000 steps with 33333 reset in 219 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 21 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-03 finished in 666 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(F(!p0))||(F(!p0)&&F((p1||(!p0&&F(p2)))))) U p3))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 21 transition count 17
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 20 transition count 16
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 19 transition count 16
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 8 place count 19 transition count 13
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 14 place count 16 transition count 13
Applied a total of 14 rules in 7 ms. Remains 16 /25 variables (removed 9) and now considering 13/18 (removed 5) transitions.
// Phase 1: matrix 13 rows 16 cols
[2025-06-03 03:47:55] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:55] [INFO ] Implicit Places using invariants in 45 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/25 places, 13/18 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 15 transition count 11
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 13 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 13 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 12 transition count 10
Applied a total of 6 rules in 5 ms. Remains 12 /15 variables (removed 3) and now considering 10/13 (removed 3) transitions.
// Phase 1: matrix 10 rows 12 cols
[2025-06-03 03:47:55] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:55] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-03 03:47:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:55] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/25 places, 10/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 142 ms. Remains : 12/25 places, 10/18 transitions.
Stuttering acceptance computed with spot in 303 ms :[(NOT p3), p0, (AND (NOT p1) (NOT p2) p0), (AND p0 (NOT p1)), (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-04
Stuttering criterion allowed to conclude after 2771 steps with 299 reset in 4 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-04 finished in 483 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 20 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 9 place count 19 transition count 15
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 9 place count 19 transition count 12
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 15 place count 16 transition count 12
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 3 with 4 rules applied. Total rules applied 19 place count 14 transition count 10
Applied a total of 19 rules in 6 ms. Remains 14 /25 variables (removed 11) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 14 cols
[2025-06-03 03:47:55] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:55] [INFO ] Implicit Places using invariants in 27 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/25 places, 10/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 13 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 12 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 12 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 11 transition count 8
Applied a total of 4 rules in 3 ms. Remains 11 /13 variables (removed 2) and now considering 8/10 (removed 2) transitions.
// Phase 1: matrix 8 rows 11 cols
[2025-06-03 03:47:55] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:55] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-03 03:47:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:55] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 11/25 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 107 ms. Remains : 11/25 places, 8/18 transitions.
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-06
Product exploration explored 100000 steps with 9174 reset in 182 ms.
Product exploration explored 100000 steps with 9073 reset in 217 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 323 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 64 steps (0 resets) in 5 ms. (10 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 6 factoid took 349 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-03 03:47:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:57] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-03 03:47:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:57] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 03:47:57] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-03 03:47:57] [INFO ] Invariant cache hit.
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, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 8/19 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/19 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/19 variables, and 15 constraints, problems are : Problem set: 0 solved, 7 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 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, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 8/19 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/19 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/19 variables, and 22 constraints, problems are : Problem set: 0 solved, 7 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 330ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 331ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 408 ms. Remains : 11/11 places, 8/8 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 279 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 64 steps (0 resets) in 7 ms. (8 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 6 factoid took 449 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 9153 reset in 94 ms.
Product exploration explored 100000 steps with 9260 reset in 339 ms.
Built C files in :
/tmp/ltsmin17208516000831203159
[2025-06-03 03:47:59] [INFO ] Computing symmetric may disable matrix : 8 transitions.
[2025-06-03 03:47:59] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 03:47:59] [INFO ] Computing symmetric may enable matrix : 8 transitions.
[2025-06-03 03:47:59] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 03:47:59] [INFO ] Computing Do-Not-Accords matrix : 8 transitions.
[2025-06-03 03:47:59] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 03:47:59] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17208516000831203159
Running compilation step : cd /tmp/ltsmin17208516000831203159;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 92 ms.
Running link step : cd /tmp/ltsmin17208516000831203159;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin17208516000831203159;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2089112020902490552.hoa' '--buchi-type=spotba'
LTSmin run took 95 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-06 finished in 3720 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U X((G(p1) U G(p2)))) U (!p3 U p4)))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 03:47:59] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:59] [INFO ] Implicit Places using invariants in 31 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 505 ms :[(NOT p4), (NOT p2), (OR (AND (NOT p0) (NOT p2) (NOT p4)) (AND (NOT p1) (NOT p2) (NOT p4))), (NOT p2), true, (AND p2 (NOT p1)), (NOT p2), (NOT p4), (AND (NOT p1) p2 (NOT p4)), (AND (NOT p2) (NOT p4))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-07
Entered a terminal (fully accepting) state of product in 16 steps with 3 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-07 finished in 583 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(!p0))&&G(p1))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 03:47:59] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:47:59] [INFO ] Implicit Places using invariants in 33 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), true, p0]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-08
Entered a terminal (fully accepting) state of product in 13 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-08 finished in 189 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F((p1&&F(!p2))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 03:48:00] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:00] [INFO ] Implicit Places using invariants in 32 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 181 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-09
Product exploration explored 100000 steps with 2731 reset in 103 ms.
Product exploration explored 100000 steps with 2728 reset in 179 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (AND p0 p1 p2))), (X (NOT (AND p1 p2))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 19 factoid took 125 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 9 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 419 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 40001 steps (234 resets) in 255 ms. (156 steps per ms) remains 1/12 properties
BEST_FIRST walk for 40001 steps (8 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 03:48:01] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 20/38 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (AND p0 p1 p2))), (X (NOT (AND p1 p2))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p1))), (G (OR p0 (NOT p2) (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F p1), (F (NOT (OR p0 p1))), (F p2), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 (NOT p2))))]
Knowledge based reduction with 20 factoid took 692 ms. Reduced automaton from 9 states, 24 edges and 3 AP (stutter insensitive) to 9 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 454 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Stuttering acceptance computed with spot in 405 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 20 transition count 13
Reduce places removed 5 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 8 rules applied. Total rules applied 13 place count 15 transition count 10
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 16 place count 12 transition count 10
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 16 place count 12 transition count 8
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 10 transition count 8
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 3 with 2 rules applied. Total rules applied 22 place count 9 transition count 7
Applied a total of 22 rules in 3 ms. Remains 9 /20 variables (removed 11) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 9 cols
[2025-06-03 03:48:02] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:02] [INFO ] Implicit Places using invariants in 38 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/20 places, 7/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43 ms. Remains : 8/20 places, 7/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (AND p2 p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 (NOT p2) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2))))]
Knowledge based reduction with 21 factoid took 362 ms. Reduced automaton from 9 states, 24 edges and 3 AP (stutter insensitive) to 9 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 395 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 40000 steps (496 resets) in 89 ms. (444 steps per ms) remains 1/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
// Phase 1: matrix 7 rows 8 cols
[2025-06-03 03:48:03] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 8/15 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 0/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (AND p2 p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND p0 (NOT p2) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X p0)), (X (X (NOT p1))), (G (OR p0 (NOT p2) (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F p1), (F (NOT (OR p0 p1))), (F p2), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 (NOT p2))))]
Knowledge based reduction with 22 factoid took 801 ms. Reduced automaton from 9 states, 24 edges and 3 AP (stutter insensitive) to 9 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 449 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Stuttering acceptance computed with spot in 419 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Stuttering acceptance computed with spot in 426 ms :[p2, (OR (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), false, (AND p2 p1 (NOT p0)), false, false]
Product exploration explored 100000 steps with 10535 reset in 167 ms.
Stack based approach found an accepted trace after 2689 steps with 290 reset with depth 19 and stack size 19 in 5 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-09 finished in 6022 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 13 place count 17 transition count 13
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 13 place count 17 transition count 10
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 19 place count 14 transition count 10
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 2 with 4 rules applied. Total rules applied 23 place count 12 transition count 8
Applied a total of 23 rules in 6 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2025-06-03 03:48:06] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:06] [INFO ] Implicit Places using invariants in 41 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 6
Applied a total of 4 rules in 4 ms. Remains 9 /11 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 9 cols
[2025-06-03 03:48:06] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:06] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-03 03:48:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:06] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 119 ms. Remains : 9/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 39 ms :[p0]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-10
Product exploration explored 100000 steps with 1658 reset in 168 ms.
Stack based approach found an accepted trace after 29 steps with 0 reset with depth 30 and stack size 30 in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-10 finished in 344 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(X(X(!p1))&&G(p2))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 18
Applied a total of 2 rules in 1 ms. Remains 23 /25 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-03 03:48:06] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:06] [INFO ] Implicit Places using invariants in 38 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 39 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 239 ms :[true, (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (NOT p2) p1), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-11 finished in 297 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 03:48:06] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:06] [INFO ] Implicit Places using invariants in 36 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 145 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-12 finished in 197 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0&&X(G((p1||G(p2)))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
[2025-06-03 03:48:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:07] [INFO ] Implicit Places using invariants in 30 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 161 ms :[true, (OR p0 (AND (NOT p1) (NOT p2))), (OR p0 (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-13 finished in 209 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (F(p1)||G((X(X(X(p2))) U p2)))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 03:48:07] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:07] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-03 03:48:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:07] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 03:48:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 03:48:07] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 10 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 26 constraints, problems are : Problem set: 0 solved, 17 unsolved in 419 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 1/1 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) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 17/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 43 constraints, problems are : Problem set: 0 solved, 17 unsolved in 466 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 892ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 892ms
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 956 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 602 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-14
Stuttering criterion allowed to conclude after 216 steps with 4 reset in 1 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-14 finished in 1584 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 14
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 12 place count 18 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 17 transition count 13
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 13 place count 17 transition count 10
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 19 place count 14 transition count 10
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 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 25 place count 11 transition count 7
Applied a total of 25 rules in 5 ms. Remains 11 /25 variables (removed 14) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 11 cols
[2025-06-03 03:48:08] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:08] [INFO ] Implicit Places using invariants in 32 ms returned [6, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/25 places, 7/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 9 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 8 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 7 transition count 5
Applied a total of 4 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 7 cols
[2025-06-03 03:48:08] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:08] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-03 03:48:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 03:48:08] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 96 ms. Remains : 7/25 places, 5/18 transitions.
Stuttering acceptance computed with spot in 44 ms :[p0]
Running random walk in product with property : ClientsAndServers-PT-N0001P0-LTLFireability-15
Product exploration explored 100000 steps with 1331 reset in 83 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 0 ms.
FORMULA ClientsAndServers-PT-N0001P0-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0001P0-LTLFireability-15 finished in 240 ms.
All properties solved by simple procedures.
Total runtime 24818 ms.

BK_STOP 1748922489118

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 LTLFireability -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="ClientsAndServers-PT-N0001P0"
export BK_EXAMINATION="LTLFireability"
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 ClientsAndServers-PT-N0001P0, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r030-smll-174853813900444"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0001P0.tgz
mv ClientsAndServers-PT-N0001P0 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;