Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r030-smll-174853814000508.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-N0020P0, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r030-smll-174853814000508
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K 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 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K 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 9.1K 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-N0020P0-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0020P0-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748959709811

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-N0020P0
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 14:08:32] [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 14:08:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 14:08:32] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2025-06-03 14:08:32] [INFO ] Transformed 25 places.
[2025-06-03 14:08:32] [INFO ] Transformed 18 transitions.
[2025-06-03 14:08:32] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 453 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 27 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 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 31 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 14:08:33] [INFO ] Computed 6 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:33] [INFO ] Implicit Places using invariants in 288 ms returned []
[2025-06-03 14:08:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:33] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 487 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:08:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 18/41 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 29 constraints, problems are : Problem set: 0 solved, 17 unsolved in 772 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 23/23 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) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 18/41 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 17/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 46 constraints, problems are : Problem set: 0 solved, 17 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1395ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1414ms
Starting structural reductions in LTL mode, iteration 1 : 23/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1964 ms. Remains : 23/25 places, 18/18 transitions.
Support contains 19 out of 23 places after structural reductions.
[2025-06-03 14:08:35] [INFO ] Flatten gal took : 29 ms
[2025-06-03 14:08:35] [INFO ] Flatten gal took : 11 ms
[2025-06-03 14:08:35] [INFO ] Input system was already deterministic with 18 transitions.
Support contains 17 out of 23 places (down from 19) after GAL structural reductions.
RANDOM walk for 6466 steps (2 resets) in 76 ms. (83 steps per ms) remains 0/13 properties
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-11 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(X(F(p0))))'
Support contains 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 14:08:36] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:36] [INFO ] Implicit Places using invariants in 61 ms returned [14, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 64 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 68 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 354 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-00
Product exploration explored 100000 steps with 1524 reset in 692 ms.
Product exploration explored 100000 steps with 1522 reset in 313 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 96 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 8061 steps (4 resets) in 72 ms. (110 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 135 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:08:38] [INFO ] Computed 3 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:08:38] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:08:38] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-03 14:08:38] [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 14:08:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:08:38] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-03 14:08:38] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-03 14:08:38] [INFO ] Added : 12 causal constraints over 3 iterations in 42 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 14:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:38] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-03 14:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:38] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:08:38] [INFO ] Invariant cache hit.
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, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 550 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 402 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 963ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 965ms
Finished structural reductions in LTL mode , in 1 iterations and 1065 ms. Remains : 20/20 places, 18/18 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 78 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4746 steps (1 resets) in 14 ms. (316 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 137 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 14:08:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:08:40] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:08:40] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 14:08:40] [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 14:08:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:08:40] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-03 14:08:40] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 14:08:40] [INFO ] Added : 12 causal constraints over 3 iterations in 23 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 146 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1527 reset in 158 ms.
Product exploration explored 100000 steps with 1509 reset in 278 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 150 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 20 transition count 18
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 8 place count 20 transition count 18
Deduced a syphon composed of 11 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 11 place count 20 transition count 18
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 15 place count 16 transition count 14
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 19 place count 16 transition count 14
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 21 place count 16 transition count 14
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 15 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 15 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 23 rules in 29 ms. Remains 15 /20 variables (removed 5) and now considering 13/18 (removed 5) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:08:41] [INFO ] Redundant transitions in 1 ms returned []
Running 12 sub problems to find dead transitions.
// Phase 1: matrix 13 rows 15 cols
[2025-06-03 14:08:41] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
At refinement iteration 4 (OVERLAPS) 13/28 variables, 15/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/28 variables, 0/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28/28 variables, and 18 constraints, problems are : Problem set: 8 solved, 4 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 3/3 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 13/28 variables, 15/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 4/22 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/22 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/28 variables, 0/22 constraints. Problems are: Problem set: 8 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28/28 variables, and 22 constraints, problems are : Problem set: 8 solved, 4 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 4/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 350ms problems are : Problem set: 8 solved, 4 unsolved
Search for dead transitions found 8 dead transitions in 351ms
Found 8 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 8 transitions
Dead transitions reduction (with SMT) removed 8 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 15/20 places, 5/18 transitions.
Graph (complete) has 12 edges and 15 vertex of which 7 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 7 /15 variables (removed 8) and now considering 5/5 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/20 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 399 ms. Remains : 7/20 places, 5/18 transitions.
Built C files in :
/tmp/ltsmin10954521265694538640
[2025-06-03 14:08:41] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10954521265694538640
Running compilation step : cd /tmp/ltsmin10954521265694538640;'/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 428 ms.
Running link step : cd /tmp/ltsmin10954521265694538640;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 80 ms.
Running LTSmin : cd /tmp/ltsmin10954521265694538640;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased13232485823539832051.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 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.
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:08:57] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:57] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-03 14:08:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:08:57] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:08:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 352 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 388 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 745ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 746ms
Finished structural reductions in LTL mode , in 1 iterations and 840 ms. Remains : 20/20 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin17421660864736358015
[2025-06-03 14:08:57] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17421660864736358015
Running compilation step : cd /tmp/ltsmin17421660864736358015;'/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 149 ms.
Running link step : cd /tmp/ltsmin17421660864736358015;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin17421660864736358015;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7079055946593199343.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 14:09:13] [INFO ] Flatten gal took : 5 ms
[2025-06-03 14:09:13] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:09:13] [INFO ] Time to serialize gal into /tmp/LTL6225544081743624963.gal : 2 ms
[2025-06-03 14:09:13] [INFO ] Time to serialize properties into /tmp/LTL8456776530334721898.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6225544081743624963.gal' '-t' 'CGAL' '-hoa' '/tmp/aut588914610876674888.hoa' '-atoms' '/tmp/LTL8456776530334721898.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL8456776530334721898.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut588914610876674888.hoa
Detected timeout of ITS tools.
[2025-06-03 14:09:28] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:09:28] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:09:28] [INFO ] Time to serialize gal into /tmp/LTL3121416202911853081.gal : 1 ms
[2025-06-03 14:09:28] [INFO ] Time to serialize properties into /tmp/LTL3489714540449825227.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3121416202911853081.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3489714540449825227.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(MpA>=1)")))))
Formula 0 simplified : XXG!"(MpA>=1)"
Detected timeout of ITS tools.
[2025-06-03 14:09:43] [INFO ] Flatten gal took : 5 ms
[2025-06-03 14:09:43] [INFO ] Applying decomposition
[2025-06-03 14:09:43] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3337303900987353214.txt' '-o' '/tmp/graph3337303900987353214.bin' '-w' '/tmp/graph3337303900987353214.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3337303900987353214.bin' '-l' '-1' '-v' '-w' '/tmp/graph3337303900987353214.weights' '-q' '0' '-e' '0.001'
[2025-06-03 14:09:43] [INFO ] Decomposing Gal with order
[2025-06-03 14:09:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 14:09:43] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-03 14:09:43] [INFO ] Flatten gal took : 55 ms
[2025-06-03 14:09:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-03 14:09:43] [INFO ] Time to serialize gal into /tmp/LTL5398921086252715064.gal : 3 ms
[2025-06-03 14:09:43] [INFO ] Time to serialize properties into /tmp/LTL10121847320372373179.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5398921086252715064.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10121847320372373179.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(u0.MpA>=1)")))))
Formula 0 simplified : XXG!"(u0.MpA>=1)"
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-00 finished in 82385 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 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 22 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 19 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 9 place count 18 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 9 place count 18 transition count 12
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 13 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 17 place count 14 transition count 10
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 19 place count 13 transition count 9
Applied a total of 19 rules in 15 ms. Remains 13 /23 variables (removed 10) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 13 cols
[2025-06-03 14:09:58] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:09:58] [INFO ] Implicit Places using invariants in 54 ms returned [5, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 56 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/23 places, 9/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 73 ms. Remains : 11/23 places, 9/18 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-01
Product exploration explored 100000 steps with 1 reset in 184 ms.
Stack based approach found an accepted trace after 480 steps with 0 reset with depth 481 and stack size 481 in 3 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-01 finished in 346 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))'
Support contains 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 15 transition count 10
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 18 place count 13 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 2 with 6 rules applied. Total rules applied 24 place count 10 transition count 7
Applied a total of 24 rules in 3 ms. Remains 10 /23 variables (removed 13) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2025-06-03 14:09:58] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:09:58] [INFO ] Implicit Places using invariants in 38 ms returned [6, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/23 places, 7/18 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 8 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 5
Applied a total of 4 rules in 1 ms. Remains 6 /8 variables (removed 2) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 6 cols
[2025-06-03 14:09:58] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:09:58] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-03 14:09:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:09:58] [INFO ] Implicit Places using invariants and state equation in 34 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 : 6/23 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 110 ms. Remains : 6/23 places, 5/18 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-03
Product exploration explored 100000 steps with 10234 reset in 204 ms.
Product exploration explored 100000 steps with 10271 reset in 257 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 96 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
RANDOM walk for 950 steps (1 resets) in 6 ms. (135 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2025-06-03 14:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:09:59] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:09:59] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 14:09:59] [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 14:09:59] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:09:59] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-03 14:09:59] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:09:59] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2025-06-03 14:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:09:59] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-03 14:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:09:59] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:09:59] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 14:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 4 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 193ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 194ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 267 ms. Remains : 6/6 places, 5/5 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
RANDOM walk for 1568 steps (4 resets) in 7 ms. (196 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
[2025-06-03 14:10:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:10:00] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 14:10:00] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-03 14:10:00] [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 14:10:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:10:00] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-03 14:10:00] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:10:00] [INFO ] Added : 2 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Product exploration explored 100000 steps with 10225 reset in 113 ms.
Product exploration explored 100000 steps with 10246 reset in 136 ms.
Built C files in :
/tmp/ltsmin12084144944724605042
[2025-06-03 14:10:00] [INFO ] Computing symmetric may disable matrix : 5 transitions.
[2025-06-03 14:10:00] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:10:00] [INFO ] Computing symmetric may enable matrix : 5 transitions.
[2025-06-03 14:10:00] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:10:00] [INFO ] Computing Do-Not-Accords matrix : 5 transitions.
[2025-06-03 14:10:00] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:10:00] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12084144944724605042
Running compilation step : cd /tmp/ltsmin12084144944724605042;'/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 147 ms.
Running link step : cd /tmp/ltsmin12084144944724605042;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin12084144944724605042;'/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/stateBased11755926945068655551.hoa' '--buchi-type=spotba'
LTSmin run took 460 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-03 finished in 2883 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||F(G(p1))) U X((p1&&X(F(p0)))))))'
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 14:10:01] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:10:01] [INFO ] Implicit Places using invariants in 36 ms returned [14, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 37 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 39 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-05
Product exploration explored 100000 steps with 3064 reset in 167 ms.
Product exploration explored 100000 steps with 3081 reset in 120 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) p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 119 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 1837 steps (0 resets) in 7 ms. (229 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (AND p1 (NOT p0)))), (F (NOT (OR p1 p0)))]
Knowledge based reduction with 8 factoid took 258 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 304 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:10:03] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:10:03] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-03 14:10:03] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 14:10:03] [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 14:10:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-03 14:10:03] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-03 14:10:03] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 14:10:03] [INFO ] Added : 9 causal constraints over 2 iterations in 19 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 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.
[2025-06-03 14:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:10:03] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-03 14:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:10:03] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:10:03] [INFO ] Invariant cache hit.
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, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 470 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 409 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 886ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 887ms
Finished structural reductions in LTL mode , in 1 iterations and 987 ms. Remains : 20/20 places, 18/18 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 p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 163 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 1878 steps (0 resets) in 7 ms. (234 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (AND p1 (NOT p0)))), (F (NOT (OR p1 p0)))]
Knowledge based reduction with 8 factoid took 332 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 275 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 284 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
[2025-06-03 14:10:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:10:06] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:10:06] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:10:06] [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 14:10:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:10:06] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-03 14:10:06] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 14:10:06] [INFO ] Added : 9 causal constraints over 2 iterations in 21 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 317 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 3062 reset in 152 ms.
Product exploration explored 100000 steps with 3082 reset in 175 ms.
Applying partial POR strategy [false, true, false, true, true, true]
Stuttering acceptance computed with spot in 287 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 20 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 7 place count 20 transition count 18
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 20 transition count 18
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 14 place count 15 transition count 13
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 5 rules applied. Total rules applied 19 place count 15 transition count 13
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 21 place count 15 transition count 13
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 23 place count 13 transition count 11
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 25 place count 13 transition count 11
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 25 rules in 10 ms. Remains 13 /20 variables (removed 7) and now considering 11/18 (removed 7) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:10:07] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
// Phase 1: matrix 11 rows 13 cols
[2025-06-03 14:10:07] [INFO ] Computed 3 invariants in 1 ms
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, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 1/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
At refinement iteration 4 (OVERLAPS) 11/24 variables, 13/16 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/16 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/16 constraints. Problems are: Problem set: 4 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 16 constraints, problems are : Problem set: 4 solved, 6 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 5/13 variables, 3/3 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 11/24 variables, 13/16 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 6/22 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/22 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/22 constraints. Problems are: Problem set: 4 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 22 constraints, problems are : Problem set: 4 solved, 6 unsolved in 150 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 6/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 392ms problems are : Problem set: 4 solved, 6 unsolved
Search for dead transitions found 4 dead transitions in 392ms
Found 4 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 4 transitions
Dead transitions reduction (with SMT) removed 4 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 13/20 places, 7/18 transitions.
Graph (complete) has 16 edges and 13 vertex of which 9 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 9 /13 variables (removed 4) and now considering 7/7 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/20 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 412 ms. Remains : 9/20 places, 7/18 transitions.
Built C files in :
/tmp/ltsmin17952914295158688494
[2025-06-03 14:10:07] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17952914295158688494
Running compilation step : cd /tmp/ltsmin17952914295158688494;'/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 152 ms.
Running link step : cd /tmp/ltsmin17952914295158688494;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin17952914295158688494;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased1936534418275617773.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 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.
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:10:22] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:10:22] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-03 14:10:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:10:22] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:10:22] [INFO ] Invariant cache hit.
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, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 375 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 374 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 755ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 755ms
Finished structural reductions in LTL mode , in 1 iterations and 844 ms. Remains : 20/20 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin9702749251134494906
[2025-06-03 14:10:23] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9702749251134494906
Running compilation step : cd /tmp/ltsmin9702749251134494906;'/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 111 ms.
Running link step : cd /tmp/ltsmin9702749251134494906;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin9702749251134494906;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased2865688262250603771.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 14:10:38] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:10:38] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:10:38] [INFO ] Time to serialize gal into /tmp/LTL18425706885744007150.gal : 2 ms
[2025-06-03 14:10:38] [INFO ] Time to serialize properties into /tmp/LTL6595695674956149831.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18425706885744007150.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17563076916323983353.hoa' '-atoms' '/tmp/LTL6595695674956149831.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL6595695674956149831.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17563076916323983353.hoa
Detected timeout of ITS tools.
[2025-06-03 14:10:53] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:10:53] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:10:53] [INFO ] Time to serialize gal into /tmp/LTL17501086321921866440.gal : 1 ms
[2025-06-03 14:10:53] [INFO ] Time to serialize properties into /tmp/LTL5079985010624447465.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17501086321921866440.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5079985010624447465.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G((("(Cb>=1)")||(F(G("(Ci>=1)"))))U(X(("(Ci>=1)")&&(X(F("(Cb>=1)"))))))))
Formula 0 simplified : F((!"(Cb>=1)" & GF!"(Ci>=1)") R X(!"(Ci>=1)" | XG!"(Cb>=1)"))
Detected timeout of ITS tools.
[2025-06-03 14:11:08] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:11:08] [INFO ] Applying decomposition
[2025-06-03 14:11:08] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph13162701653003431307.txt' '-o' '/tmp/graph13162701653003431307.bin' '-w' '/tmp/graph13162701653003431307.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13162701653003431307.bin' '-l' '-1' '-v' '-w' '/tmp/graph13162701653003431307.weights' '-q' '0' '-e' '0.001'
[2025-06-03 14:11:08] [INFO ] Decomposing Gal with order
[2025-06-03 14:11:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 14:11:08] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-03 14:11:08] [INFO ] Flatten gal took : 4 ms
[2025-06-03 14:11:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 14:11:08] [INFO ] Time to serialize gal into /tmp/LTL4890170849550242950.gal : 1 ms
[2025-06-03 14:11:08] [INFO ] Time to serialize properties into /tmp/LTL11124036528841082226.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4890170849550242950.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11124036528841082226.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G((("(u4.Cb>=1)")||(F(G("(u5.Ci>=1)"))))U(X(("(u5.Ci>=1)")&&(X(F("(u4.Cb>=1)"))))))))
Formula 0 simplified : F((!"(u4.Cb>=1)" & GF!"(u5.Ci>=1)") R X(!"(u5.Ci>=1)" | XG!"(u4.Cb>=1)"))
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-05 finished in 82411 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)))'
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 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 23 transition count 13
Reduce places removed 5 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 7 rules applied. Total rules applied 12 place count 17 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 16 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 13 place count 16 transition count 10
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 17 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 3 with 4 rules applied. Total rules applied 21 place count 12 transition count 8
Applied a total of 21 rules in 4 ms. Remains 12 /23 variables (removed 11) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2025-06-03 14:11:24] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:24] [INFO ] Implicit Places using invariants in 31 ms returned [8, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/23 places, 8/18 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 10 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 9 transition count 7
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 2 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Applied a total of 4 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 8 cols
[2025-06-03 14:11:24] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:24] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-03 14:11:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:24] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/23 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 91 ms. Remains : 8/23 places, 6/18 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-06
Product exploration explored 100000 steps with 7348 reset in 71 ms.
Product exploration explored 100000 steps with 7427 reset in 77 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 948 steps (1 resets) in 5 ms. (158 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 133 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
[2025-06-03 14:11:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:11:24] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:11:24] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 14:11:24] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:11:24] [INFO ] Added : 3 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2025-06-03 14:11:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:24] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-03 14:11:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:25] [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.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:11:25] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 14:11:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 234ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 234ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 310 ms. Remains : 8/8 places, 6/6 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 947 steps (1 resets) in 5 ms. (157 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 134 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
[2025-06-03 14:11:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:11:25] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-03 14:11:25] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 14:11:25] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:11:25] [INFO ] Added : 3 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 7418 reset in 112 ms.
Product exploration explored 100000 steps with 7447 reset in 142 ms.
Built C files in :
/tmp/ltsmin11931235682316405977
[2025-06-03 14:11:26] [INFO ] Computing symmetric may disable matrix : 6 transitions.
[2025-06-03 14:11:26] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:11:26] [INFO ] Computing symmetric may enable matrix : 6 transitions.
[2025-06-03 14:11:26] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:11:26] [INFO ] Computing Do-Not-Accords matrix : 6 transitions.
[2025-06-03 14:11:26] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:11:26] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11931235682316405977
Running compilation step : cd /tmp/ltsmin11931235682316405977;'/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 144 ms.
Running link step : cd /tmp/ltsmin11931235682316405977;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin11931235682316405977;'/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/stateBased17787913258448228032.hoa' '--buchi-type=spotba'
LTSmin run took 2333 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-06 finished in 4735 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((p0&&X(X(X(G((X(p2)&&p1))))))) U G(p0))))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 14:11:28] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:28] [INFO ] Implicit Places using invariants in 35 ms returned [14, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 37 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 909 ms :[(NOT p0), (NOT p0), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-09
Product exploration explored 100000 steps with 1210 reset in 181 ms.
Stack based approach found an accepted trace after 24358 steps with 293 reset with depth 59 and stack size 59 in 48 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-09 finished in 1212 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(!p0)||G(p1)))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
[2025-06-03 14:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:30] [INFO ] Implicit Places using invariants in 50 ms returned [14, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 51 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 54 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 187 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-10
Product exploration explored 100000 steps with 17 reset in 151 ms.
Product exploration explored 100000 steps with 16 reset in 160 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 p0 (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 118 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[p0, p0, p0, p0]
RANDOM walk for 644 steps (0 resets) in 4 ms. (128 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 5 factoid took 153 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 186 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 184 ms :[p0, p0, p0, p0]
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:11:31] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:11:31] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:11:31] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 14:11:31] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 14:11:31] [INFO ] Added : 9 causal constraints over 2 iterations in 18 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 20/20 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.
[2025-06-03 14:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:31] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-03 14:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:31] [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.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:11:31] [INFO ] Invariant cache hit.
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, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 445 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 882ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 882ms
Finished structural reductions in LTL mode , in 1 iterations and 966 ms. Remains : 20/20 places, 18/18 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 : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 96 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[p0, p0, p0, p0]
RANDOM walk for 644 steps (0 resets) in 4 ms. (128 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 115 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 182 ms :[p0, p0, p0, p0]
[2025-06-03 14:11:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:11:33] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:11:33] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 14:11:33] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 14:11:33] [INFO ] Added : 9 causal constraints over 2 iterations in 18 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 190 ms :[p0, p0, p0, p0]
Product exploration explored 100000 steps with 15 reset in 248 ms.
Product exploration explored 100000 steps with 15 reset in 299 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 188 ms :[p0, p0, p0, p0]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 20 transition count 18
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 8 place count 20 transition count 18
Deduced a syphon composed of 11 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 11 place count 20 transition count 18
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 16 place count 15 transition count 13
Deduced a syphon composed of 6 places in 1 ms
Iterating global reduction 1 with 5 rules applied. Total rules applied 21 place count 15 transition count 13
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 15 transition count 13
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 25 place count 13 transition count 11
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 13 transition count 11
Deduced a syphon composed of 6 places in 0 ms
Applied a total of 27 rules in 6 ms. Remains 13 /20 variables (removed 7) and now considering 11/18 (removed 7) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:11:34] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
// Phase 1: matrix 11 rows 13 cols
[2025-06-03 14:11:34] [INFO ] Computed 3 invariants in 1 ms
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, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 1/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD10 is UNSAT
At refinement iteration 4 (OVERLAPS) 11/24 variables, 13/16 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/16 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/16 constraints. Problems are: Problem set: 6 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 16 constraints, problems are : Problem set: 6 solved, 4 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 6 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 7/13 variables, 3/3 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 11/24 variables, 13/16 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 4/20 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/20 constraints. Problems are: Problem set: 6 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/20 constraints. Problems are: Problem set: 6 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 20 constraints, problems are : Problem set: 6 solved, 4 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 4/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 305ms problems are : Problem set: 6 solved, 4 unsolved
Search for dead transitions found 6 dead transitions in 305ms
Found 6 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 6 transitions
Dead transitions reduction (with SMT) removed 6 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 13/20 places, 5/18 transitions.
Graph (complete) has 14 edges and 13 vertex of which 7 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 7 /13 variables (removed 6) and now considering 5/5 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/20 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 319 ms. Remains : 7/20 places, 5/18 transitions.
Built C files in :
/tmp/ltsmin703058802392761125
[2025-06-03 14:11:34] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin703058802392761125
Running compilation step : cd /tmp/ltsmin703058802392761125;'/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 106 ms.
Running link step : cd /tmp/ltsmin703058802392761125;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin703058802392761125;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased508598200102692219.hoa' '--buchi-type=spotba'
LTSmin run took 13066 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-10 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-10 finished in 18042 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((F(p1)&&(p0||X(p1)))))))'
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 14:11:48] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:48] [INFO ] Implicit Places using invariants in 32 ms returned [14, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 35 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 172 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-12
Product exploration explored 100000 steps with 1724 reset in 83 ms.
Product exploration explored 100000 steps with 1712 reset in 130 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 p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 125 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 7898 steps (4 resets) in 11 ms. (658 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 9 factoid took 172 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p1), (NOT p1)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:11:49] [INFO ] Computed 3 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:11:49] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:11:49] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-03 14:11:49] [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 14:11:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:11:49] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-03 14:11:49] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 14:11:49] [INFO ] Added : 11 causal constraints over 3 iterations in 24 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 20/20 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.
[2025-06-03 14:11:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:49] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-03 14:11:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:11:49] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:11:49] [INFO ] Invariant cache hit.
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, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 412 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 886ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 886ms
Finished structural reductions in LTL mode , in 1 iterations and 976 ms. Remains : 20/20 places, 18/18 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 : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 97 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 8761 steps (5 resets) in 10 ms. (796 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 131 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-03 14:11:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:11:51] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:11:51] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 14:11:51] [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 14:11:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:11:51] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-06-03 14:11:51] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 14:11:51] [INFO ] Added : 11 causal constraints over 3 iterations in 24 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1674 reset in 153 ms.
Product exploration explored 100000 steps with 1729 reset in 176 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 20 transition count 18
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 7 place count 20 transition count 18
Deduced a syphon composed of 11 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 20 transition count 18
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 15 place count 16 transition count 14
Deduced a syphon composed of 7 places in 1 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 19 place count 16 transition count 14
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 21 place count 16 transition count 14
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 15 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 15 transition count 13
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 23 rules in 8 ms. Remains 15 /20 variables (removed 5) and now considering 13/18 (removed 5) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:11:51] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
// Phase 1: matrix 13 rows 15 cols
[2025-06-03 14:11:52] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
At refinement iteration 4 (OVERLAPS) 13/28 variables, 15/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/28 variables, 0/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28/28 variables, and 18 constraints, problems are : Problem set: 8 solved, 4 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 9/15 variables, 3/3 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 13/28 variables, 15/18 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 4/22 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/22 constraints. Problems are: Problem set: 8 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/28 variables, 0/22 constraints. Problems are: Problem set: 8 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28/28 variables, and 22 constraints, problems are : Problem set: 8 solved, 4 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 4/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 413ms problems are : Problem set: 8 solved, 4 unsolved
Search for dead transitions found 8 dead transitions in 414ms
Found 8 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 8 transitions
Dead transitions reduction (with SMT) removed 8 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 15/20 places, 5/18 transitions.
Graph (complete) has 12 edges and 15 vertex of which 7 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 0 ms. Remains 7 /15 variables (removed 8) and now considering 5/5 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/20 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 429 ms. Remains : 7/20 places, 5/18 transitions.
Built C files in :
/tmp/ltsmin12246832536348303429
[2025-06-03 14:11:52] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12246832536348303429
Running compilation step : cd /tmp/ltsmin12246832536348303429;'/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 101 ms.
Running link step : cd /tmp/ltsmin12246832536348303429;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin12246832536348303429;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased11420822558232722041.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 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.
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 14:12:07] [INFO ] Computed 3 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:12:07] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-03 14:12:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:12:07] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:12:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 361 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 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) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 324 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 690ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 691ms
Finished structural reductions in LTL mode , in 1 iterations and 768 ms. Remains : 20/20 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin7775044439558715271
[2025-06-03 14:12:08] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7775044439558715271
Running compilation step : cd /tmp/ltsmin7775044439558715271;'/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 160 ms.
Running link step : cd /tmp/ltsmin7775044439558715271;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin7775044439558715271;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased2399747077472387598.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 14:12:23] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:12:23] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:12:23] [INFO ] Time to serialize gal into /tmp/LTL5071324551312934239.gal : 1 ms
[2025-06-03 14:12:23] [INFO ] Time to serialize properties into /tmp/LTL3995874804610924916.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5071324551312934239.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11303448073293091096.hoa' '-atoms' '/tmp/LTL3995874804610924916.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL3995874804610924916.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11303448073293091096.hoa
Detected timeout of ITS tools.
[2025-06-03 14:12:38] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:12:38] [INFO ] Flatten gal took : 1 ms
[2025-06-03 14:12:38] [INFO ] Time to serialize gal into /tmp/LTL8392624254114135915.gal : 1 ms
[2025-06-03 14:12:38] [INFO ] Time to serialize properties into /tmp/LTL6195480582454127177.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8392624254114135915.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6195480582454127177.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !(((G("(MpA>=1)"))||(X(F((F("(MtF>=1)"))&&(("(MpA>=1)")||(X("(MtF>=1)"))))))))
Formula 0 simplified : F!"(MpA>=1)" & XG(G!"(MtF>=1)" | (!"(MpA>=1)" & X!"(MtF>=1)"))
Detected timeout of ITS tools.
[2025-06-03 14:12:53] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:12:53] [INFO ] Applying decomposition
[2025-06-03 14:12:53] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14663348584270048917.txt' '-o' '/tmp/graph14663348584270048917.bin' '-w' '/tmp/graph14663348584270048917.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14663348584270048917.bin' '-l' '-1' '-v' '-w' '/tmp/graph14663348584270048917.weights' '-q' '0' '-e' '0.001'
[2025-06-03 14:12:53] [INFO ] Decomposing Gal with order
[2025-06-03 14:12:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 14:12:53] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-03 14:12:53] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:12:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 14:12:53] [INFO ] Time to serialize gal into /tmp/LTL5472526976044991695.gal : 1 ms
[2025-06-03 14:12:53] [INFO ] Time to serialize properties into /tmp/LTL7617472489209151144.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5472526976044991695.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7617472489209151144.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !(((G("(u0.MpA>=1)"))||(X(F((F("(u1.MtF>=1)"))&&(("(u0.MpA>=1)")||(X("(u1.MtF>=1)"))))))))
Formula 0 simplified : F!"(u0.MpA>=1)" & XG(G!"(u1.MtF>=1)" | (!"(u0.MpA>=1)" & X!"(u1.MtF>=1)"))
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-12 finished in 80608 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(p0)&&p1))&&!(p0 U p2))))'
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-03 14:13:08] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:13:08] [INFO ] Implicit Places using invariants in 34 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/23 places, 18/18 transitions.
Applied a total of 0 rules in 1 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 46 ms. Remains : 22/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p0) (NOT p1) p2), (OR (NOT p0) (NOT p1) p2), true, p2, (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-13
Product exploration explored 100000 steps with 1379 reset in 163 ms.
Product exploration explored 100000 steps with 1331 reset in 197 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 p0) p1), (X (NOT p2)), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 160 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 7241 steps (4 resets) in 10 ms. (658 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 9 factoid took 205 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 14:13:10] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:13:10] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:13:10] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 14:13:10] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-06-03 14:13:10] [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 14:13:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:13:10] [INFO ] [Nat]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 14:13:10] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:13:10] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 14:13:10] [INFO ] Added : 13 causal constraints over 3 iterations in 28 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 14:13:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:13:10] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-03 14:13:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:13:10] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 14:13:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 527 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 22/22 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) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 963ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 964ms
Finished structural reductions in LTL mode , in 1 iterations and 1057 ms. Remains : 22/22 places, 18/18 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 : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 95 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4174 steps (0 resets) in 9 ms. (417 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 108 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 172 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 14:13:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:13:12] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 14:13:12] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 14:13:12] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:13:12] [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 14:13:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-03 14:13:12] [INFO ] [Nat]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-03 14:13:12] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:13:12] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 14:13:12] [INFO ] Added : 13 causal constraints over 3 iterations in 27 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1334 reset in 169 ms.
Product exploration explored 100000 steps with 1354 reset in 193 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 7 place count 22 transition count 18
Deduced a syphon composed of 9 places in 1 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 22 transition count 18
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 12 place count 19 transition count 15
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 15 place count 19 transition count 15
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 19 transition count 15
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 18 place count 18 transition count 14
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 18 transition count 14
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 19 rules in 6 ms. Remains 18 /22 variables (removed 4) and now considering 14/18 (removed 4) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:13:13] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 18 cols
[2025-06-03 14:13:13] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 1/18 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD12 is UNSAT
At refinement iteration 6 (OVERLAPS) 14/32 variables, 18/23 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/23 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/23 constraints. Problems are: Problem set: 7 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 23 constraints, problems are : Problem set: 7 solved, 6 unsolved in 257 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 7/17 variables, 3/3 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 1/18 variables, 2/5 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 14/32 variables, 18/23 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 6/29 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/29 constraints. Problems are: Problem set: 7 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/29 constraints. Problems are: Problem set: 7 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 29 constraints, problems are : Problem set: 7 solved, 6 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 6/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 472ms problems are : Problem set: 7 solved, 6 unsolved
Search for dead transitions found 7 dead transitions in 474ms
Found 7 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 7 transitions
Dead transitions reduction (with SMT) removed 7 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 18/22 places, 7/18 transitions.
Graph (complete) has 19 edges and 18 vertex of which 11 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.0 ms
Discarding 7 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 11 /18 variables (removed 7) and now considering 7/7 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 11/22 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 488 ms. Remains : 11/22 places, 7/18 transitions.
Built C files in :
/tmp/ltsmin5798578515234672643
[2025-06-03 14:13:13] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5798578515234672643
Running compilation step : cd /tmp/ltsmin5798578515234672643;'/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 161 ms.
Running link step : cd /tmp/ltsmin5798578515234672643;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin5798578515234672643;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased13716865868229176772.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 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.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 14:13:28] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:13:28] [INFO ] Implicit Places using invariants in 32 ms returned [20]
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 : 21/22 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 35 ms. Remains : 21/22 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin9685910211209748765
[2025-06-03 14:13:28] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9685910211209748765
Running compilation step : cd /tmp/ltsmin9685910211209748765;'/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 153 ms.
Running link step : cd /tmp/ltsmin9685910211209748765;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin9685910211209748765;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased6866822390503336802.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 14:13:44] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:13:44] [INFO ] Flatten gal took : 1 ms
[2025-06-03 14:13:44] [INFO ] Time to serialize gal into /tmp/LTL7840028448585737183.gal : 0 ms
[2025-06-03 14:13:44] [INFO ] Time to serialize properties into /tmp/LTL17373031131464720165.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7840028448585737183.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9127111335238628288.hoa' '-atoms' '/tmp/LTL17373031131464720165.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL17373031131464720165.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9127111335238628288.hoa
Detected timeout of ITS tools.
[2025-06-03 14:13:59] [INFO ] Flatten gal took : 1 ms
[2025-06-03 14:13:59] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:13:59] [INFO ] Time to serialize gal into /tmp/LTL7409339096573631966.gal : 1 ms
[2025-06-03 14:13:59] [INFO ] Time to serialize properties into /tmp/LTL9111319309051021065.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7409339096573631966.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9111319309051021065.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X((X((F("((SA>=1)&&(SwA>=1))"))&&("(SpG<1)")))&&(!(("((SA>=1)&&(SwA>=1))")U("((CG>=1)&&(CwG>=1))"))))))
Formula 0 simplified : X(("((SA>=1)&&(SwA>=1))" U "((CG>=1)&&(CwG>=1))") | X(!"(SpG<1)" | G!"((SA>=1)&&(SwA>=1))"))
Detected timeout of ITS tools.
[2025-06-03 14:14:14] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:14:14] [INFO ] Applying decomposition
[2025-06-03 14:14:14] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3559457113888290821.txt' '-o' '/tmp/graph3559457113888290821.bin' '-w' '/tmp/graph3559457113888290821.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3559457113888290821.bin' '-l' '-1' '-v' '-w' '/tmp/graph3559457113888290821.weights' '-q' '0' '-e' '0.001'
[2025-06-03 14:14:14] [INFO ] Decomposing Gal with order
[2025-06-03 14:14:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 14:14:14] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-03 14:14:14] [INFO ] Flatten gal took : 4 ms
[2025-06-03 14:14:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-03 14:14:14] [INFO ] Time to serialize gal into /tmp/LTL8541370230064236424.gal : 1 ms
[2025-06-03 14:14:14] [INFO ] Time to serialize properties into /tmp/LTL7691665792571007407.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8541370230064236424.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7691665792571007407.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X((X((F("((i4.u4.SA>=1)&&(i3.u7.SwA>=1))"))&&("(u6.SpG<1)")))&&(!(("((i4.u4.SA>=1)&&(i3.u7.SwA>=1))")U("((u2.CG>=1)&&(u2.CwG>=1))")...160
Formula 0 simplified : X(("((i4.u4.SA>=1)&&(i3.u7.SwA>=1))" U "((u2.CG>=1)&&(u2.CwG>=1))") | X(!"(u6.SpG<1)" | G!"((i4.u4.SA>=1)&&(i3.u7.SwA>=1))"))
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-13 finished in 80554 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(G(p1)))))'
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 16 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 13 place count 16 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 15 place count 15 transition count 11
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 2 with 6 rules applied. Total rules applied 21 place count 12 transition count 8
Applied a total of 21 rules in 5 ms. Remains 12 /23 variables (removed 11) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2025-06-03 14:14:29] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:29] [INFO ] Implicit Places using invariants in 31 ms returned [7, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/23 places, 8/18 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 10 transition count 7
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 3 place count 9 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 8 transition count 6
Applied a total of 4 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 8 cols
[2025-06-03 14:14:29] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:29] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-03 14:14:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:29] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/23 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 8/23 places, 6/18 transitions.
Stuttering acceptance computed with spot in 100 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-14
Stuttering criterion allowed to conclude after 55380 steps with 1 reset in 69 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-14 finished in 277 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(p0))))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P0-LTLFireability-00
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 15 transition count 10
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 18 place count 13 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 2 with 6 rules applied. Total rules applied 24 place count 10 transition count 7
Applied a total of 24 rules in 4 ms. Remains 10 /23 variables (removed 13) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2025-06-03 14:14:29] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:29] [INFO ] Implicit Places using invariants in 38 ms returned [7, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 8/23 places, 7/18 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 8 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 5
Applied a total of 4 rules in 1 ms. Remains 6 /8 variables (removed 2) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 6 cols
[2025-06-03 14:14:29] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:29] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-03 14:14:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:29] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 6/23 places, 5/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 108 ms. Remains : 6/23 places, 5/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-00
Product exploration explored 100000 steps with 10149 reset in 103 ms.
Product exploration explored 100000 steps with 10165 reset in 118 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 100 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 660 steps (0 resets) in 5 ms. (110 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 129 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 141 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 14:14:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:14:30] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 14:14:30] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 14:14:30] [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 14:14:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:14:30] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 14:14:30] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:14:30] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2025-06-03 14:14:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:30] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-03 14:14:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:30] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 4 sub problems to find dead transitions.
[2025-06-03 14:14:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 4 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 176ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 176ms
Finished structural reductions in LTL mode , in 1 iterations and 239 ms. Remains : 6/6 places, 5/5 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 : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 99 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 578 steps (0 resets) in 4 ms. (115 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 128 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 14:14:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:14:31] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 14:14:31] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 14:14:31] [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 14:14:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:14:31] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 14:14:31] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:14:31] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10251 reset in 104 ms.
Product exploration explored 100000 steps with 10129 reset in 120 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:14:32] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 14:14:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 4 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 177ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 178ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 186 ms. Remains : 6/6 places, 5/5 transitions.
Built C files in :
/tmp/ltsmin15260517574989128
[2025-06-03 14:14:32] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15260517574989128
Running compilation step : cd /tmp/ltsmin15260517574989128;'/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 126 ms.
Running link step : cd /tmp/ltsmin15260517574989128;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin15260517574989128;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased2237605242933859030.hoa' '--buchi-type=spotba'
LTSmin run took 4500 ms.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-00 finished in 8045 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
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||F(G(p1))) U X((p1&&X(F(p0)))))))'
Found a Lengthening insensitive property : ClientsAndServers-PT-N0020P0-LTLFireability-05
Stuttering acceptance computed with spot in 205 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 15 transition count 12
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 2 with 6 rules applied. Total rules applied 20 place count 12 transition count 9
Applied a total of 20 rules in 2 ms. Remains 12 /23 variables (removed 11) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 12 cols
[2025-06-03 14:14:37] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:37] [INFO ] Implicit Places using invariants in 29 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 11/23 places, 9/18 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 7
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 7
Applied a total of 4 rules in 1 ms. Remains 9 /11 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 9 cols
[2025-06-03 14:14:37] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:37] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-03 14:14:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:37] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 9/23 places, 7/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 124 ms. Remains : 9/23 places, 7/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-05
Product exploration explored 100000 steps with 10215 reset in 130 ms.
Product exploration explored 100000 steps with 10234 reset in 298 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) p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 159 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 304 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 1222 steps (0 resets) in 4 ms. (244 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (AND p1 (NOT p0)))), (F (NOT (OR p1 p0)))]
Knowledge based reduction with 8 factoid took 222 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
[2025-06-03 14:14:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:14:39] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 14:14:39] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 14:14:39] [INFO ] Computed and/alt/rep : 6/6/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:14:39] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2025-06-03 14:14:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:39] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-03 14:14:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:39] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-03 14:14:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 152 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 155 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 312ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 314ms
Finished structural reductions in LTL mode , in 1 iterations and 380 ms. Remains : 9/9 places, 7/7 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 p1) (NOT p0)))), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 159 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 299 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 1099 steps (0 resets) in 4 ms. (219 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (AND p1 (NOT p0)))), (F (NOT (OR p1 p0)))]
Knowledge based reduction with 8 factoid took 335 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 6 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 297 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
[2025-06-03 14:14:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:14:41] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-03 14:14:41] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 14:14:41] [INFO ] Computed and/alt/rep : 6/6/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 14:14:41] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 10194 reset in 125 ms.
Product exploration explored 100000 steps with 10155 reset in 143 ms.
Applying partial POR strategy [false, true, false, true, true, true]
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:14:42] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-03 14:14:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 203ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 204ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 211 ms. Remains : 9/9 places, 7/7 transitions.
Built C files in :
/tmp/ltsmin3546670691006877847
[2025-06-03 14:14:42] [INFO ] Built C files in 0ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3546670691006877847
Running compilation step : cd /tmp/ltsmin3546670691006877847;'/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 75 ms.
Running link step : cd /tmp/ltsmin3546670691006877847;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin3546670691006877847;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased12654496485029921358.hoa' '--buchi-type=spotba'
LTSmin run took 6287 ms.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-05 finished in 11623 ms.
FORMULA ClientsAndServers-PT-N0020P0-LTLFireability-05 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
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((F(p1)&&(p0||X(p1)))))))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P0-LTLFireability-12
Stuttering acceptance computed with spot in 179 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 15 transition count 10
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 18 place count 13 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 2 with 6 rules applied. Total rules applied 24 place count 10 transition count 7
Applied a total of 24 rules in 2 ms. Remains 10 /23 variables (removed 13) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2025-06-03 14:14:49] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:49] [INFO ] Implicit Places using invariants in 41 ms returned [7, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 43 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 8/23 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 8 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 7 transition count 6
Applied a total of 2 rules in 2 ms. Remains 7 /8 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 7 cols
[2025-06-03 14:14:49] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:49] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-03 14:14:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:49] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 7/23 places, 6/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 100 ms. Remains : 7/23 places, 6/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P0-LTLFireability-12
Product exploration explored 100000 steps with 10232 reset in 101 ms.
Product exploration explored 100000 steps with 10292 reset in 115 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 p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 125 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 990 steps (2 resets) in 4 ms. (198 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (OR (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 9 factoid took 191 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 136 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-03 14:14:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:14:50] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:14:50] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 14:14:50] [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 14:14:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:14:50] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 14:14:50] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 14:14:50] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2025-06-03 14:14:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:50] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-03 14:14:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:14:50] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 5 sub problems to find dead transitions.
[2025-06-03 14:14:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/13 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 0 solved, 5 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/13 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 14 constraints, problems are : Problem set: 0 solved, 5 unsolved in 107 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 211ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 212ms
Finished structural reductions in LTL mode , in 1 iterations and 274 ms. Remains : 7/7 places, 6/6 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 : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 98 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 578 steps (0 resets) in 4 ms. (115 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 2 factoid took 125 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-03 14:14:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 14:14:51] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 14:14:51] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 14:14:51] [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 14:14:51] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 14:14:51] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 14:14:51] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 14:14:51] [INFO ] Added : 2 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 10319 reset in 94 ms.
Product exploration explored 100000 steps with 10210 reset in 113 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 117 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:14:52] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
// Phase 1: matrix 6 rows 7 cols
[2025-06-03 14:14:52] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem TDEAD3 is UNSAT
At refinement iteration 2 (OVERLAPS) 6/13 variables, 7/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 4 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 6/13 variables, 7/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 4/13 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 1 solved, 4 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 153ms problems are : Problem set: 1 solved, 4 unsolved
Search for dead transitions found 1 dead transitions in 153ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 7/7 places, 5/6 transitions.
Graph (complete) has 10 edges and 7 vertex of which 6 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 6 /7 variables (removed 1) and now considering 5/5 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/7 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 162 ms. Remains : 6/7 places, 5/6 transitions.
Built C files in :
/tmp/ltsmin3283187884332887426
[2025-06-03 14:14:52] [INFO ] Built C files in 0ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3283187884332887426
Running compilation step : cd /tmp/ltsmin3283187884332887426;'/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 111 ms.
Running link step : cd /tmp/ltsmin3283187884332887426;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin3283187884332887426;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased6394092701547435665.hoa' '--buchi-type=spotba'
LTSmin run took 4050 ms.
Treatment of property ClientsAndServers-PT-N0020P0-LTLFireability-12 finished in 7505 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
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(p0)&&p1))&&!(p0 U p2))))'
[2025-06-03 14:14:56] [INFO ] Flatten gal took : 2 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin6175179613491831281
[2025-06-03 14:14:56] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2025-06-03 14:14:56] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:14:56] [INFO ] Applying decomposition
[2025-06-03 14:14:56] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2025-06-03 14:14:56] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:14:56] [INFO ] Flatten gal took : 2 ms
[2025-06-03 14:14:56] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2025-06-03 14:14:56] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 14:14:56] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6175179613491831281
Running compilation step : cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '240' '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'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17298275413400791790.txt' '-o' '/tmp/graph17298275413400791790.bin' '-w' '/tmp/graph17298275413400791790.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17298275413400791790.bin' '-l' '-1' '-v' '-w' '/tmp/graph17298275413400791790.weights' '-q' '0' '-e' '0.001'
[2025-06-03 14:14:56] [INFO ] Decomposing Gal with order
[2025-06-03 14:14:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 14:14:56] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-03 14:14:56] [INFO ] Flatten gal took : 4 ms
[2025-06-03 14:14:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-03 14:14:56] [INFO ] Time to serialize gal into /tmp/LTLFireability2991472435459642665.gal : 2 ms
[2025-06-03 14:14:56] [INFO ] Time to serialize properties into /tmp/LTLFireability12649867034979888784.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability2991472435459642665.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability12649867034979888784.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 3 LTL properties
Checking formula 0 : !((X(X(F("(i0.u1.MpA>=1)")))))
Formula 0 simplified : XXG!"(i0.u1.MpA>=1)"
Compilation finished in 117 ms.
Running link step : cd /tmp/ltsmin6175179613491831281;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X(<>((LTLAPp0==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>300 s) on command cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X(<>((LTLAPp0==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '([]((LTLAPp0==true))||X(<>((<>((LTLAPp3==true))&&((LTLAPp0==true)||X((LTLAPp3==true)))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>300 s) on command cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '([]((LTLAPp0==true))||X(<>((<>((LTLAPp3==true))&&((LTLAPp0==true)||X((LTLAPp3==true)))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((X((<>((LTLAPp4==true))&&(LTLAPp5==true)))&&!((LTLAPp4==true) U (LTLAPp6==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>300 s) on command cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((X((<>((LTLAPp4==true))&&(LTLAPp5==true)))&&!((LTLAPp4==true) U (LTLAPp6==true))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 9600 s
Running LTSmin : cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X(<>((LTLAPp0==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2025-06-03 14:37:04] [INFO ] Flatten gal took : 11 ms
[2025-06-03 14:37:04] [INFO ] Time to serialize gal into /tmp/LTLFireability11944460677084349205.gal : 1 ms
[2025-06-03 14:37:04] [INFO ] Time to serialize properties into /tmp/LTLFireability7742748508223507134.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability11944460677084349205.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability7742748508223507134.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 3 LTL properties
Checking formula 0 : !((X(X(F("(MpA>=1)")))))
Formula 0 simplified : XXG!"(MpA>=1)"
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 1/ 8), 0.003: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.003: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.004: LTL layer: formula: X(X(<>((LTLAPp0==true))))
pins2lts-mc-linux64( 1/ 8), 0.004: "X(X(<>((LTLAPp0==true))))" is not a file, parsing as formula...
pins2lts-mc-linux64( 1/ 8), 0.004: Using Spin LTL semantics
pins2lts-mc-linux64( 0/ 8), 0.006: Loading model from ./gal.so
pins2lts-mc-linux64( 0/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.004: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.005: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.005: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.004: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.016: Weak Buchi automaton detected, adding non-accepting as progress label.
pins2lts-mc-linux64( 0/ 8), 0.053: DFS-FIFO for weak LTL, using special progress label 26
pins2lts-mc-linux64( 0/ 8), 0.053: There are 27 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.053: State length is 24, there are 21 groups
pins2lts-mc-linux64( 0/ 8), 0.053: Running dfsfifo using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.053: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.053: Successor permutation: rr
pins2lts-mc-linux64( 0/ 8), 0.053: Global bits: 2, count bits: 0, local bits: 0
pins2lts-mc-linux64( 6/ 8), 0.183: ~112 levels ~960 states ~6656 transitions
pins2lts-mc-linux64( 6/ 8), 0.340: ~225 levels ~1920 states ~16272 transitions
pins2lts-mc-linux64( 6/ 8), 0.594: ~447 levels ~3840 states ~34880 transitions
pins2lts-mc-linux64( 6/ 8), 0.960: ~874 levels ~7680 states ~63776 transitions
pins2lts-mc-linux64( 6/ 8), 1.065: ~911 levels ~15360 states ~76728 transitions
pins2lts-mc-linux64( 6/ 8), 1.210: ~1001 levels ~30720 states ~102264 transitions
pins2lts-mc-linux64( 6/ 8), 1.500: ~1001 levels ~61440 states ~163600 transitions
pins2lts-mc-linux64( 6/ 8), 2.009: ~1001 levels ~122880 states ~293200 transitions
pins2lts-mc-linux64( 6/ 8), 2.850: ~1001 levels ~245760 states ~565360 transitions
pins2lts-mc-linux64( 6/ 8), 4.333: ~1001 levels ~491520 states ~1104848 transitions
pins2lts-mc-linux64( 6/ 8), 6.906: ~1001 levels ~983040 states ~2206760 transitions
pins2lts-mc-linux64( 6/ 8), 10.690: ~1001 levels ~1966080 states ~4454392 transitions
pins2lts-mc-linux64( 6/ 8), 16.220: ~1001 levels ~3932160 states ~9420312 transitions
pins2lts-mc-linux64( 6/ 8), 23.418: ~1001 levels ~7864320 states ~20070312 transitions
pins2lts-mc-linux64( 6/ 8), 34.298: ~1001 levels ~15728640 states ~41783064 transitions
pins2lts-mc-linux64( 6/ 8), 57.524: ~1001 levels ~31457280 states ~89287128 transitions
pins2lts-mc-linux64( 6/ 8), 104.961: ~1001 levels ~62914560 states ~184871488 transitions
pins2lts-mc-linux64( 6/ 8), 200.592: ~1001 levels ~125829120 states ~377321328 transitions
pins2lts-mc-linux64( 6/ 8), 428.482: ~1001 levels ~251658240 states ~815096144 transitions
pins2lts-mc-linux64( 6/ 8), 504.762: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 504.772:
pins2lts-mc-linux64( 0/ 8), 504.772: mean standard work distribution: 264.6% (states) 264.6% (transitions)
pins2lts-mc-linux64( 0/ 8), 504.772:
pins2lts-mc-linux64( 0/ 8), 504.772: Explored 33081095 states 107365864 transitions, fanout: 3.246
pins2lts-mc-linux64( 0/ 8), 504.772: Total exploration time 504.710 sec (504.700 sec minimum, 504.706 sec on average)
pins2lts-mc-linux64( 0/ 8), 504.772: States per second: 65545, Transitions per second: 212728
pins2lts-mc-linux64( 0/ 8), 504.772:
pins2lts-mc-linux64( 0/ 8), 504.772: Progress states detected: 1
pins2lts-mc-linux64( 0/ 8), 504.772: Redundant explorations: -0.0214
pins2lts-mc-linux64( 0/ 8), 504.772:
pins2lts-mc-linux64( 0/ 8), 504.772: Queue width: 8B, total height: 1012, memory: 0.01MB
pins2lts-mc-linux64( 0/ 8), 504.772: Tree memory: 508.4MB, 16.1 B/state, compr.: 16.4%
pins2lts-mc-linux64( 0/ 8), 504.772: Tree fill ratio (roots/leafs): 24.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 504.772: Stored 18 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 504.772: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 504.772: Est. total memory use: 508.4MB (~1024.0MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X(<>((LTLAPp0==true))))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin6175179613491831281;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X(<>((LTLAPp0==true))))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:121)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-03 14:59:13] [INFO ] Flatten gal took : 3 ms
[2025-06-03 14:59:13] [INFO ] Input system was already deterministic with 18 transitions.
[2025-06-03 14:59:13] [INFO ] Transformed 23 places.
[2025-06-03 14:59:13] [INFO ] Transformed 18 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2025-06-03 14:59:13] [INFO ] Time to serialize gal into /tmp/LTLFireability2719071215284998821.gal : 0 ms
[2025-06-03 14:59:13] [INFO ] Time to serialize properties into /tmp/LTLFireability4063311540512933081.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability2719071215284998821.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4063311540512933081.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...342
Read 3 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((X(X(F("(MpA>=1)")))))
Formula 0 simplified : XXG!"(MpA>=1)"

BK_TIME_CONFINEMENT_REACHED

--------------------
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
++ 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 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-N0020P0"
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-N0020P0, 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-174853814000508"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P0.tgz
mv ClientsAndServers-PT-N0020P0 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 ;