Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589400204.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 TCPcondis-PT-20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589400204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K 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 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 156K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rwxr-xr-x 1 mcc users 24K May 29 14:33 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 TCPcondis-PT-20-LTLFireability-00
FORMULA_NAME TCPcondis-PT-20-LTLFireability-01
FORMULA_NAME TCPcondis-PT-20-LTLFireability-02
FORMULA_NAME TCPcondis-PT-20-LTLFireability-03
FORMULA_NAME TCPcondis-PT-20-LTLFireability-04
FORMULA_NAME TCPcondis-PT-20-LTLFireability-05
FORMULA_NAME TCPcondis-PT-20-LTLFireability-06
FORMULA_NAME TCPcondis-PT-20-LTLFireability-07
FORMULA_NAME TCPcondis-PT-20-LTLFireability-08
FORMULA_NAME TCPcondis-PT-20-LTLFireability-09
FORMULA_NAME TCPcondis-PT-20-LTLFireability-10
FORMULA_NAME TCPcondis-PT-20-LTLFireability-11
FORMULA_NAME TCPcondis-PT-20-LTLFireability-12
FORMULA_NAME TCPcondis-PT-20-LTLFireability-13
FORMULA_NAME TCPcondis-PT-20-LTLFireability-14
FORMULA_NAME TCPcondis-PT-20-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749193700434

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TCPcondis-PT-20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-06 07:08:21] [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]
[2025-06-06 07:08:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 07:08:21] [WARNING] Skipping unknown tool specific annotation: Tina
[2025-06-06 07:08:21] [WARNING] Unknown XML tag in source file: size
[2025-06-06 07:08:21] [WARNING] Unknown XML tag in source file: color
[2025-06-06 07:08:22] [INFO ] Load time of PNML (sax parser for PT used): 49 ms
[2025-06-06 07:08:22] [INFO ] Transformed 30 places.
[2025-06-06 07:08:22] [INFO ] Transformed 32 transitions.
[2025-06-06 07:08:22] [INFO ] Parsed PT model containing 30 places and 32 transitions and 108 arcs in 159 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA TCPcondis-PT-20-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TCPcondis-PT-20-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 8 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 30 cols
[2025-06-06 07:08:22] [INFO ] Computed 9 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:22] [INFO ] Implicit Places using invariants in 192 ms returned []
[2025-06-06 07:08:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:22] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 288 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 632 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 558 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1214ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 1225ms
Finished structural reductions in LTL mode , in 1 iterations and 1541 ms. Remains : 30/30 places, 32/32 transitions.
Support contains 25 out of 30 places after structural reductions.
[2025-06-06 07:08:23] [INFO ] Flatten gal took : 17 ms
[2025-06-06 07:08:23] [INFO ] Flatten gal took : 6 ms
[2025-06-06 07:08:23] [INFO ] Input system was already deterministic with 32 transitions.
Reduction of identical properties reduced properties to check from 23 to 21
RANDOM walk for 9244 steps (1 resets) in 81 ms. (112 steps per ms) remains 0/21 properties
FORMULA TCPcondis-PT-20-LTLFireability-09 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' '!(F((X(F(p0))&&(p1||F(p2)))))'
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:24] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-06 07:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:24] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 455 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 478 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 957ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 958ms
Finished structural reductions in LTL mode , in 1 iterations and 1052 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 308 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-01
Product exploration explored 100000 steps with 23584 reset in 205 ms.
Product exploration explored 100000 steps with 23418 reset in 166 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X p0), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2)))))]
Knowledge based reduction with 9 factoid took 303 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
RANDOM walk for 1689 steps (0 resets) in 18 ms. (88 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X p0), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (F (NOT p0)), (F (NOT (OR (NOT p1) p2))), (F p1), (F p2), (F (NOT (OR p2 p0))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 459 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 104 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
[2025-06-06 07:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 07:08:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-06 07:08:27] [INFO ] [Real]Absence check using 3 positive and 6 generalized place invariants in 3 ms returned sat
[2025-06-06 07:08:27] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-06 07:08:27] [INFO ] Computed and/alt/rep : 28/100/28 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-06 07:08:27] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:27] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-06 07:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:27] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 471 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 464 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 945ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 945ms
Finished structural reductions in LTL mode , in 1 iterations and 1013 ms. Remains : 30/30 places, 32/32 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 p1) (NOT p2) p0), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 8 factoid took 285 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
RANDOM walk for 2797 steps (0 resets) in 9 ms. (279 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT p0)), (F (NOT (OR (NOT p1) p2))), (F p1), (F p2), (F (NOT (OR p2 p0))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 8 factoid took 490 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 109 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
[2025-06-06 07:08:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 07:08:29] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-06 07:08:29] [INFO ] [Real]Absence check using 3 positive and 6 generalized place invariants in 3 ms returned sat
[2025-06-06 07:08:29] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-06 07:08:29] [INFO ] Computed and/alt/rep : 28/100/28 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-06 07:08:29] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 134 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 15569 reset in 112 ms.
Product exploration explored 100000 steps with 15566 reset in 116 ms.
Applying partial POR strategy [false, false, true]
Stuttering acceptance computed with spot in 130 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0))]
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 1 ms
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 30 transition count 32
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 5 place count 28 transition count 30
Deduced a syphon composed of 3 places in 0 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 7 place count 28 transition count 30
Deduced a syphon composed of 3 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 28 transition count 28
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 9 place count 28 transition count 30
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 11 place count 28 transition count 30
Deduced a syphon composed of 5 places in 1 ms
Applied a total of 11 rules in 22 ms. Remains 28 /30 variables (removed 2) and now considering 30/32 (removed 2) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 07:08:30] [INFO ] Redundant transitions in 0 ms returned []
Running 28 sub problems to find dead transitions.
// Phase 1: matrix 30 rows 28 cols
[2025-06-06 07:08:30] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD18 is UNSAT
At refinement iteration 3 (OVERLAPS) 30/58 variables, 28/37 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/37 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 0/58 variables, 0/37 constraints. Problems are: Problem set: 7 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 58/58 variables, and 37 constraints, problems are : Problem set: 7 solved, 21 unsolved in 221 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 21 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 3/3 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 3/26 variables, 3/6 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 1/7 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 2/28 variables, 2/9 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28 variables, 0/9 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 30/58 variables, 28/37 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/58 variables, 21/58 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/58 variables, 0/58 constraints. Problems are: Problem set: 7 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 0/58 variables, 0/58 constraints. Problems are: Problem set: 7 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 58/58 variables, and 58 constraints, problems are : Problem set: 7 solved, 21 unsolved in 350 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 21/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 578ms problems are : Problem set: 7 solved, 21 unsolved
Search for dead transitions found 7 dead transitions in 578ms
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 : 28/30 places, 23/32 transitions.
Graph (complete) has 62 edges and 28 vertex of which 23 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 23 /28 variables (removed 5) and now considering 23/23 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/30 places, 23/32 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 612 ms. Remains : 23/30 places, 23/32 transitions.
Built C files in :
/tmp/ltsmin7263918102931072918
[2025-06-06 07:08:31] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7263918102931072918
Running compilation step : cd /tmp/ltsmin7263918102931072918;'/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 241 ms.
Running link step : cd /tmp/ltsmin7263918102931072918;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin7263918102931072918;'/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/stateBased173269149947651507.hoa' '--buchi-type=spotba'
LTSmin run took 741 ms.
FORMULA TCPcondis-PT-20-LTLFireability-01 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property TCPcondis-PT-20-LTLFireability-01 finished in 7712 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (G((p1||F(p2)))&&X(p1)&&F(p0)))))'
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 30 cols
[2025-06-06 07:08:32] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:32] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-06 07:08:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:32] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 412 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 456 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 873ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 873ms
Finished structural reductions in LTL mode , in 1 iterations and 944 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 578 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p2)), (NOT p1), true, (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-02
Entered a terminal (fully accepting) state of product in 256 steps with 5 reset in 2 ms.
FORMULA TCPcondis-PT-20-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-02 finished in 1553 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 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 27 transition count 29
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 26 transition count 28
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 26 transition count 28
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 26 transition count 26
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 10 place count 26 transition count 24
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 14 place count 24 transition count 24
Applied a total of 14 rules in 8 ms. Remains 24 /30 variables (removed 6) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 24 cols
[2025-06-06 07:08:33] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:33] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-06 07:08:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:33] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 07:08:33] [INFO ] Redundant transitions in 0 ms returned []
Running 22 sub problems to find dead transitions.
[2025-06-06 07:08:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 24/48 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 0/48 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 33 constraints, problems are : Problem set: 0 solved, 22 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 24/24 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 24/48 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 22/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (OVERLAPS) 0/48 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 55 constraints, problems are : Problem set: 0 solved, 22 unsolved in 265 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 24/24 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 475ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 475ms
Starting structural reductions in SI_LTL mode, iteration 1 : 24/30 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 556 ms. Remains : 24/30 places, 24/32 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-03
Product exploration explored 100000 steps with 1274 reset in 205 ms.
Stack based approach found an accepted trace after 30323 steps with 376 reset with depth 141 and stack size 141 in 73 ms.
FORMULA TCPcondis-PT-20-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-03 finished in 924 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0&&((p1 U G(p2)) U p3)))&&F((p4||G(p1)))))'
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 30 cols
[2025-06-06 07:08:34] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:34] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-06 07:08:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:34] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 427 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 493 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 925ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 925ms
Finished structural reductions in LTL mode , in 1 iterations and 1003 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 288 ms :[(OR (NOT p3) (NOT p0) (AND (NOT p1) (NOT p4))), (OR (NOT p3) (NOT p0)), (AND (NOT p4) (NOT p1)), true, (NOT p2), (NOT p2), (NOT p3)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TCPcondis-PT-20-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-04 finished in 1324 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||X(!p1)))&&((X(G(p3))&&p2) U X(p4))))'
Support contains 7 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:36] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-06 07:08:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:36] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 437 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 486 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 932ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 935ms
Finished structural reductions in LTL mode , in 1 iterations and 1028 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 257 ms :[(OR (NOT p4) (AND (NOT p0) p1)), (NOT p4), (AND (NOT p0) p1), (NOT p4), true, (NOT p3)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-05
Entered a terminal (fully accepting) state of product in 13 steps with 6 reset in 1 ms.
FORMULA TCPcondis-PT-20-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-05 finished in 1309 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(G(p1))||p0))))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:37] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-06 07:08:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:37] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 447 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 450 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 903ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 903ms
Finished structural reductions in LTL mode , in 1 iterations and 979 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-06
Product exploration explored 100000 steps with 33333 reset in 64 ms.
Product exploration explored 100000 steps with 33333 reset in 70 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 p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 18 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TCPcondis-PT-20-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TCPcondis-PT-20-LTLFireability-06 finished in 1326 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(G((p0||G(p1))))||G(!p0)))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:38] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 07:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:38] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 447 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 498 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 952ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 952ms
Finished structural reductions in LTL mode , in 1 iterations and 1035 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 262 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), p0, (AND (NOT p1) p0), false, false]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-07
Entered a terminal (fully accepting) state of product in 270 steps with 0 reset in 2 ms.
FORMULA TCPcondis-PT-20-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-07 finished in 1315 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(X(p0))) U ((p0 U p1) U p2)))'
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:40] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-06 07:08:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:40] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 448 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 481 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 938ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 939ms
Finished structural reductions in LTL mode , in 1 iterations and 1008 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 512 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p1) p2), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND p0 (NOT p2)), (NOT p1)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA TCPcondis-PT-20-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-08 finished in 1547 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 4 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 26 transition count 28
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 24 transition count 26
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 24 transition count 26
Applied a total of 12 rules in 5 ms. Remains 24 /30 variables (removed 6) and now considering 26/32 (removed 6) transitions.
// Phase 1: matrix 26 rows 24 cols
[2025-06-06 07:08:41] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:41] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-06 07:08:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:41] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 07:08:41] [INFO ] Redundant transitions in 0 ms returned []
Running 22 sub problems to find dead transitions.
[2025-06-06 07:08:41] [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, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (OVERLAPS) 2/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 26/50 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 0/50 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 33 constraints, problems are : Problem set: 0 solved, 22 unsolved in 264 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 24/24 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (OVERLAPS) 2/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 26/50 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 22/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 0/50 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 55 constraints, problems are : Problem set: 0 solved, 22 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 24/24 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 601ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 601ms
Starting structural reductions in SI_LTL mode, iteration 1 : 24/30 places, 26/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 684 ms. Remains : 24/30 places, 26/32 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 222 ms.
Stack based approach found an accepted trace after 50939 steps with 0 reset with depth 50940 and stack size 9729 in 161 ms.
FORMULA TCPcondis-PT-20-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-11 finished in 1117 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))))'
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 30 cols
[2025-06-06 07:08:42] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:42] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-06 07:08:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:42] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 412 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 508 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 924ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 924ms
Finished structural reductions in LTL mode , in 1 iterations and 992 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-12
Product exploration explored 100000 steps with 33333 reset in 151 ms.
Product exploration explored 100000 steps with 33333 reset in 143 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 : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 18 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TCPcondis-PT-20-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TCPcondis-PT-20-LTLFireability-12 finished in 1453 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((F(G((p1 U p2)))||(G(p3) U (p0&&G(p3))))))))'
Support contains 7 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2025-06-06 07:08:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:44] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-06 07:08:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:44] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 447 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 480 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 929ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 930ms
Finished structural reductions in LTL mode , in 1 iterations and 1013 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 393 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (NOT p2), (AND (NOT p2) (NOT p3)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-13
Product exploration explored 100000 steps with 405 reset in 229 ms.
Product exploration explored 100000 steps with 410 reset in 231 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) p2 (NOT p3) (NOT p1)), (X (NOT p0)), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 p3)))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (OR (AND (NOT p0) p2 p3) (AND (NOT p0) p1 p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) p3)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 102 ms. Reduced automaton from 8 states, 26 edges and 4 AP (stutter sensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p2), (NOT p2)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 1072 steps (0 resets) in 7 ms. (134 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p2 (NOT p3) (NOT p1)), (X (NOT p0)), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 p3)))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (OR (AND (NOT p0) p2 p3) (AND (NOT p0) p1 p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) p3)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p1) p2))), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 11 factoid took 256 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p2), (NOT p2)]
Support contains 4 out of 30 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 27 transition count 29
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 26 transition count 28
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 26 transition count 28
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 9 place count 26 transition count 27
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 9 place count 26 transition count 26
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 11 place count 25 transition count 26
Applied a total of 11 rules in 11 ms. Remains 25 /30 variables (removed 5) and now considering 26/32 (removed 6) transitions.
// Phase 1: matrix 26 rows 25 cols
[2025-06-06 07:08:46] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:46] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-06 07:08:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:46] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 07:08:46] [INFO ] Redundant transitions in 1 ms returned []
Running 23 sub problems to find dead transitions.
[2025-06-06 07:08:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 26/51 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 34 constraints, problems are : Problem set: 0 solved, 23 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 26/51 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 23/57 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (OVERLAPS) 0/51 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 57 constraints, problems are : Problem set: 0 solved, 23 unsolved in 361 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 672ms problems are : Problem set: 0 solved, 23 unsolved
Search for dead transitions found 0 dead transitions in 673ms
Starting structural reductions in SI_LTL mode, iteration 1 : 25/30 places, 26/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 755 ms. Remains : 25/30 places, 26/32 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 p1) p2), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (OR p1 p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (OR p1 p2))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 10 factoid took 163 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p2), (NOT p2)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 719 steps (0 resets) in 8 ms. (79 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p2), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (OR p1 p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (OR p1 p2))), (X (X (NOT (AND p1 (NOT p2)))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR (NOT p1) p2))), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 10 factoid took 292 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 430 reset in 225 ms.
Product exploration explored 100000 steps with 447 reset in 234 ms.
Built C files in :
/tmp/ltsmin18340791773217347889
[2025-06-06 07:08:48] [INFO ] Computing symmetric may disable matrix : 26 transitions.
[2025-06-06 07:08:48] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 07:08:48] [INFO ] Computing symmetric may enable matrix : 26 transitions.
[2025-06-06 07:08:48] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 07:08:48] [INFO ] Computing Do-Not-Accords matrix : 26 transitions.
[2025-06-06 07:08:48] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 07:08:48] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18340791773217347889
Running compilation step : cd /tmp/ltsmin18340791773217347889;'/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/ltsmin18340791773217347889;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin18340791773217347889;'/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/stateBased1760760841509089625.hoa' '--buchi-type=spotba'
LTSmin run took 120 ms.
FORMULA TCPcondis-PT-20-LTLFireability-13 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property TCPcondis-PT-20-LTLFireability-13 finished in 4887 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))&&(p0||G(p1)))))'
Support contains 3 out of 30 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 30 cols
[2025-06-06 07:08:49] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:49] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-06 07:08:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:49] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Running 28 sub problems to find dead transitions.
[2025-06-06 07:08:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (OVERLAPS) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 39 constraints, problems are : Problem set: 0 solved, 28 unsolved in 427 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 1/30 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (OVERLAPS) 32/62 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/62 variables, 28/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (OVERLAPS) 0/62 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 67 constraints, problems are : Problem set: 0 solved, 28 unsolved in 479 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 910ms problems are : Problem set: 0 solved, 28 unsolved
Search for dead transitions found 0 dead transitions in 910ms
Finished structural reductions in LTL mode , in 1 iterations and 985 ms. Remains : 30/30 places, 32/32 transitions.
Stuttering acceptance computed with spot in 178 ms :[(NOT p0), (NOT p0), true, (NOT p0), (NOT p1)]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TCPcondis-PT-20-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-14 finished in 1180 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 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 30/30 places, 32/32 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 26 transition count 28
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 24 transition count 26
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 24 transition count 26
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 24 transition count 25
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 13 place count 24 transition count 24
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 15 place count 23 transition count 24
Applied a total of 15 rules in 7 ms. Remains 23 /30 variables (removed 7) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 23 cols
[2025-06-06 07:08:50] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:50] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-06 07:08:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 07:08:50] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 07:08:50] [INFO ] Redundant transitions in 0 ms returned []
Running 21 sub problems to find dead transitions.
[2025-06-06 07:08:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 24/47 variables, 23/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 0/47 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 47/47 variables, and 32 constraints, problems are : Problem set: 0 solved, 21 unsolved in 262 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 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, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 24/47 variables, 23/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 21/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/47 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 0/47 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 47/47 variables, and 53 constraints, problems are : Problem set: 0 solved, 21 unsolved in 326 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 594ms problems are : Problem set: 0 solved, 21 unsolved
Search for dead transitions found 0 dead transitions in 595ms
Starting structural reductions in SI_LTL mode, iteration 1 : 23/30 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 681 ms. Remains : 23/30 places, 24/32 transitions.
Stuttering acceptance computed with spot in 86 ms :[p0, p0]
Running random walk in product with property : TCPcondis-PT-20-LTLFireability-15
Product exploration explored 100000 steps with 3833 reset in 157 ms.
Stack based approach found an accepted trace after 90842 steps with 3658 reset with depth 31 and stack size 31 in 146 ms.
FORMULA TCPcondis-PT-20-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property TCPcondis-PT-20-LTLFireability-15 finished in 1080 ms.
All properties solved by simple procedures.
Total runtime 29416 ms.

BK_STOP 1749193731337

--------------------
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="TCPcondis-PT-20"
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 TCPcondis-PT-20, 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 r240-tall-174915589400204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TCPcondis-PT-20.tgz
mv TCPcondis-PT-20 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 ;