Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813300780.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 PhaseVariation-PT-D05CS100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813300780
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 11K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 9 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 633K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-00
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-01
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-02
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-03
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-04
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-05
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-06
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-07
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-08
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-09
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-10
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-11
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-12
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-13
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-14
FORMULA_NAME PhaseVariation-PT-D05CS100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748989450981

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D05CS100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 22:24:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 22:24:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 22:24:12] [INFO ] Load time of PNML (sax parser for PT used): 111 ms
[2025-06-03 22:24:12] [INFO ] Transformed 77 places.
[2025-06-03 22:24:12] [INFO ] Transformed 677 transitions.
[2025-06-03 22:24:12] [INFO ] Parsed PT model containing 77 places and 677 transitions and 4685 arcs in 204 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 17 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:24:12] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:24:12] [INFO ] Computed 26 invariants in 6 ms
[2025-06-03 22:24:12] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14851 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35147ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 35185ms
[2025-06-03 22:24:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:24:47] [INFO ] Implicit Places using invariants in 75 ms returned []
[2025-06-03 22:24:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:24:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:24:47] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:24:47] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:24:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:24:47] [INFO ] Invariant cache hit.
[2025-06-03 22:24:47] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13933 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44052ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 44055ms
Finished structural reductions in LTL mode , in 1 iterations and 79468 ms. Remains : 77/77 places, 677/677 transitions.
Support contains 40 out of 77 places after structural reductions.
[2025-06-03 22:25:32] [INFO ] Flatten gal took : 70 ms
[2025-06-03 22:25:32] [INFO ] Flatten gal took : 46 ms
[2025-06-03 22:25:32] [INFO ] Input system was already deterministic with 677 transitions.
Reduction of identical properties reduced properties to check from 33 to 32
RANDOM walk for 12272 steps (86 resets) in 309 ms. (39 steps per ms) remains 0/32 properties
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 77 stabilizing places and 677 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 77 transition count 677
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 94 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:25:33] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:25:33] [INFO ] Invariant cache hit.
[2025-06-03 22:25:33] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14214 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34358ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34360ms
[2025-06-03 22:26:07] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:26:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:07] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-03 22:26:07] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:26:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:07] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:26:07] [INFO ] Implicit Places using invariants and state equation in 109 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 198 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 100 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:26:07] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:26:07] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:07] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-03 22:26:07] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:26:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:07] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:26:07] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34893 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-00
Stuttering criterion allowed to conclude after 230 steps with 5 reset in 5 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-00 finished in 35135 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 (p1||(p2 U p3))))))'
Support contains 8 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 6 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:26:08] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:26:08] [INFO ] Computed 26 invariants in 2 ms
[2025-06-03 22:26:08] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14223 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34343ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34347ms
[2025-06-03 22:26:42] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:26:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:42] [INFO ] Implicit Places using invariants in 75 ms returned []
[2025-06-03 22:26:42] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:26:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:42] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:26:42] [INFO ] Implicit Places using invariants and state equation in 106 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 183 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 251 place count 66 transition count 415
Iterating global reduction 1 with 4 rules applied. Total rules applied 255 place count 66 transition count 415
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 258 place count 66 transition count 412
Applied a total of 258 rules in 9 ms. Remains 66 /76 variables (removed 10) and now considering 412/677 (removed 265) transitions.
[2025-06-03 22:26:42] [INFO ] Flow matrix only has 44 transitions (discarded 368 similar events)
// Phase 1: matrix 44 rows 66 cols
[2025-06-03 22:26:42] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:42] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-03 22:26:42] [INFO ] Flow matrix only has 44 transitions (discarded 368 similar events)
[2025-06-03 22:26:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:26:42] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:26:42] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 66/77 places, 412/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34688 ms. Remains : 66/77 places, 412/677 transitions.
Stuttering acceptance computed with spot in 347 ms :[(AND (NOT p1) (NOT p3)), (OR (NOT p0) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), true, (NOT p3)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-01
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-01 finished in 35054 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((X(F(X(p0)))||X(p1)) U p2) U (X(X(p3))||p0)))'
Support contains 9 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 9 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:26:43] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:26:43] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:26:43] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14002 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34122ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34124ms
[2025-06-03 22:27:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:17] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-06-03 22:27:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:17] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:17] [INFO ] Implicit Places using invariants and state equation in 94 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 168 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 252 place count 65 transition count 415
Iterating global reduction 1 with 5 rules applied. Total rules applied 257 place count 65 transition count 415
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 261 place count 65 transition count 411
Applied a total of 261 rules in 9 ms. Remains 65 /76 variables (removed 11) and now considering 411/677 (removed 266) transitions.
[2025-06-03 22:27:17] [INFO ] Flow matrix only has 43 transitions (discarded 368 similar events)
// Phase 1: matrix 43 rows 65 cols
[2025-06-03 22:27:17] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:17] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-03 22:27:17] [INFO ] Flow matrix only has 43 transitions (discarded 368 similar events)
[2025-06-03 22:27:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:17] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:17] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 65/77 places, 411/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34438 ms. Remains : 65/77 places, 411/677 transitions.
Stuttering acceptance computed with spot in 469 ms :[(AND (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p3)), (NOT p0), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-03
Stuttering criterion allowed to conclude after 422 steps with 10 reset in 5 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-03 finished in 34943 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) U (p1 U (!p1&&G(!p2)))))'
Support contains 6 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 44 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:27:18] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:27:18] [INFO ] Computed 26 invariants in 0 ms
[2025-06-03 22:27:18] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14283 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34397ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34399ms
[2025-06-03 22:27:52] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:52] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-06-03 22:27:52] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:27:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:52] [INFO ] Implicit Places using invariants and state equation in 87 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 168 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 252 place count 65 transition count 414
Iterating global reduction 1 with 5 rules applied. Total rules applied 257 place count 65 transition count 414
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 260 place count 65 transition count 411
Applied a total of 260 rules in 58 ms. Remains 65 /76 variables (removed 11) and now considering 411/677 (removed 266) transitions.
[2025-06-03 22:27:52] [INFO ] Flow matrix only has 43 transitions (discarded 368 similar events)
// Phase 1: matrix 43 rows 65 cols
[2025-06-03 22:27:52] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:52] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-03 22:27:52] [INFO ] Flow matrix only has 43 transitions (discarded 368 similar events)
[2025-06-03 22:27:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:27:52] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:27:52] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 65/77 places, 411/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34802 ms. Remains : 65/77 places, 411/677 transitions.
Stuttering acceptance computed with spot in 151 ms :[(OR p1 p2), (NOT p0), (AND (NOT p0) p1 p2), p2]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-04
Stuttering criterion allowed to conclude after 106 steps with 0 reset in 2 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-04 finished in 34972 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)&&(G(p1)||G(p2))))'
Support contains 7 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 17 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:27:53] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:27:53] [INFO ] Computed 26 invariants in 0 ms
[2025-06-03 22:27:53] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14150 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34297ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34299ms
[2025-06-03 22:28:27] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:28:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:27] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-03 22:28:27] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:28:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:27] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:28:27] [INFO ] Implicit Places using invariants and state equation in 99 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 183 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 253 place count 64 transition count 405
Iterating global reduction 1 with 6 rules applied. Total rules applied 259 place count 64 transition count 405
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 264 place count 64 transition count 400
Applied a total of 264 rules in 11 ms. Remains 64 /76 variables (removed 12) and now considering 400/677 (removed 277) transitions.
[2025-06-03 22:28:27] [INFO ] Flow matrix only has 42 transitions (discarded 358 similar events)
// Phase 1: matrix 42 rows 64 cols
[2025-06-03 22:28:27] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:27] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-03 22:28:27] [INFO ] Flow matrix only has 42 transitions (discarded 358 similar events)
[2025-06-03 22:28:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:28:27] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:28:27] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 400/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34644 ms. Remains : 64/77 places, 400/677 transitions.
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (NOT p1), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-06
Entered a terminal (fully accepting) state of product in 54 steps with 0 reset in 2 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-06 finished in 34861 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((X(p1)||p0))))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 5 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:28:27] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:28:27] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:28:27] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14247 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34372ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34374ms
[2025-06-03 22:29:02] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:02] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-03 22:29:02] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:02] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:29:02] [INFO ] Implicit Places using invariants and state equation in 110 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 196 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 6 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:29:02] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:29:02] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:02] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-03 22:29:02] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:29:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:02] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:29:02] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34717 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 154 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-07
Entered a terminal (fully accepting) state of product in 72 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-07 finished in 34890 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 46 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:29:02] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:29:02] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:29:02] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13905 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34012ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34014ms
[2025-06-03 22:29:36] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:36] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-06-03 22:29:36] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:29:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:37] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:29:37] [INFO ] Implicit Places using invariants and state equation in 99 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 179 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 49 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:29:37] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:29:37] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:37] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-03 22:29:37] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:29:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:29:37] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:29:37] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34424 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-08
Stuttering criterion allowed to conclude after 607 steps with 14 reset in 6 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-08 finished in 34492 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 48 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:29:37] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:29:37] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:29:37] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14437 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34551ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34552ms
[2025-06-03 22:30:11] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:12] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-06-03 22:30:12] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:12] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:30:12] [INFO ] Implicit Places using invariants and state equation in 104 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 179 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 256 place count 62 transition count 412
Iterating global reduction 1 with 7 rules applied. Total rules applied 263 place count 62 transition count 412
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 62 transition count 408
Applied a total of 267 rules in 51 ms. Remains 62 /76 variables (removed 14) and now considering 408/677 (removed 269) transitions.
[2025-06-03 22:30:12] [INFO ] Flow matrix only has 40 transitions (discarded 368 similar events)
// Phase 1: matrix 40 rows 62 cols
[2025-06-03 22:30:12] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:12] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-03 22:30:12] [INFO ] Flow matrix only has 40 transitions (discarded 368 similar events)
[2025-06-03 22:30:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:12] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:30:12] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 62/77 places, 408/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34964 ms. Remains : 62/77 places, 408/677 transitions.
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-09
Product exploration explored 100000 steps with 1154 reset in 471 ms.
Product exploration explored 100000 steps with 1153 reset in 500 ms.
Computed a total of 62 stabilizing places and 408 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 62 transition count 408
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p0 p1), (X p1), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 17 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-09 finished in 36123 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 42 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:30:13] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:30:13] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:30:13] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13747 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33865ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 33868ms
[2025-06-03 22:30:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:47] [INFO ] Implicit Places using invariants in 76 ms returned []
[2025-06-03 22:30:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:30:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:47] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:30:47] [INFO ] Implicit Places using invariants and state equation in 102 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 180 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 257 place count 61 transition count 402
Iterating global reduction 1 with 8 rules applied. Total rules applied 265 place count 61 transition count 402
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 270 place count 61 transition count 397
Applied a total of 270 rules in 47 ms. Remains 61 /76 variables (removed 15) and now considering 397/677 (removed 280) transitions.
[2025-06-03 22:30:47] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
// Phase 1: matrix 39 rows 61 cols
[2025-06-03 22:30:47] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:47] [INFO ] Implicit Places using invariants in 61 ms returned []
[2025-06-03 22:30:47] [INFO ] Flow matrix only has 39 transitions (discarded 358 similar events)
[2025-06-03 22:30:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:47] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:30:47] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/77 places, 397/677 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34274 ms. Remains : 61/77 places, 397/677 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-10
Stuttering criterion allowed to conclude after 108 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-10 finished in 34323 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)||(p1 U (p2 U p3)))))'
Support contains 9 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 4 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:30:47] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:30:47] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:30:47] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13993 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34109ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34111ms
[2025-06-03 22:31:21] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:21] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-03 22:31:21] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:22] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:22] [INFO ] Implicit Places using invariants and state equation in 96 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 172 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 254 place count 64 transition count 419
Iterating global reduction 1 with 5 rules applied. Total rules applied 259 place count 64 transition count 419
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 262 place count 64 transition count 416
Applied a total of 262 rules in 6 ms. Remains 64 /76 variables (removed 12) and now considering 416/677 (removed 261) transitions.
[2025-06-03 22:31:22] [INFO ] Flow matrix only has 42 transitions (discarded 374 similar events)
// Phase 1: matrix 42 rows 64 cols
[2025-06-03 22:31:22] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:22] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-03 22:31:22] [INFO ] Flow matrix only has 42 transitions (discarded 374 similar events)
[2025-06-03 22:31:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:22] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:22] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 64/77 places, 416/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34416 ms. Remains : 64/77 places, 416/677 transitions.
Stuttering acceptance computed with spot in 289 ms :[true, (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (NOT p3), (NOT p3)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-12 finished in 34725 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((G(p1)||p0))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 45 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:31:22] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:31:22] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:31:22] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13943 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34078ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34079ms
[2025-06-03 22:31:56] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:56] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-03 22:31:56] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:56] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:31:56] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 22:31:56] [INFO ] Redundant transitions in 42 ms returned []
Running 659 sub problems to find dead transitions.
[2025-06-03 22:31:56] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:31:56] [INFO ] Invariant cache hit.
[2025-06-03 22:31:56] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14253 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44369ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 44370ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78717 ms. Remains : 77/77 places, 677/677 transitions.
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-13
Product exploration explored 100000 steps with 964 reset in 982 ms.
Product exploration explored 100000 steps with 966 reset in 594 ms.
Computed a total of 77 stabilizing places and 677 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 77 transition count 677
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 19 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-13 finished in 80498 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p1)&&G(p2)&&p0)))'
Support contains 8 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 3 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:32:43] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:32:43] [INFO ] Invariant cache hit.
[2025-06-03 22:32:43] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 14152 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34288ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 34290ms
[2025-06-03 22:33:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:33:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:17] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-03 22:33:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:33:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:17] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:33:17] [INFO ] Implicit Places using invariants and state equation in 83 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 158 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 249 place count 69 transition count 435
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 256 place count 62 transition count 412
Iterating global reduction 1 with 7 rules applied. Total rules applied 263 place count 62 transition count 412
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 267 place count 62 transition count 408
Applied a total of 267 rules in 10 ms. Remains 62 /76 variables (removed 14) and now considering 408/677 (removed 269) transitions.
[2025-06-03 22:33:17] [INFO ] Flow matrix only has 40 transitions (discarded 368 similar events)
// Phase 1: matrix 40 rows 62 cols
[2025-06-03 22:33:17] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:17] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-03 22:33:17] [INFO ] Flow matrix only has 40 transitions (discarded 368 similar events)
[2025-06-03 22:33:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:17] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:33:17] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 62/77 places, 408/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34598 ms. Remains : 62/77 places, 408/677 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p2), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), true]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-14 finished in 34810 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&&F((p1&&F(G(p1)))))))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 677/677 transitions.
Applied a total of 0 rules in 2 ms. Remains 77 /77 variables (removed 0) and now considering 677/677 (removed 0) transitions.
Running 659 sub problems to find dead transitions.
[2025-06-03 22:33:17] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
// Phase 1: matrix 51 rows 77 cols
[2025-06-03 22:33:17] [INFO ] Computed 26 invariants in 1 ms
[2025-06-03 22:33:17] [INFO ] State equation strengthened by 33 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (OVERLAPS) 0/128 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 136 constraints, problems are : Problem set: 0 solved, 659 unsolved in 13738 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 659 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (OVERLAPS) 1/77 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 4 (OVERLAPS) 51/128 variables, 77/103 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/128 variables, 33/136 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 659/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/795 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 128/128 variables, and 795 constraints, problems are : Problem set: 0 solved, 659 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 77/77 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 659/659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33850ms problems are : Problem set: 0 solved, 659 unsolved
Search for dead transitions found 0 dead transitions in 33852ms
[2025-06-03 22:33:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:33:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:51] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-03 22:33:51] [INFO ] Flow matrix only has 51 transitions (discarded 626 similar events)
[2025-06-03 22:33:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:51] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:33:51] [INFO ] Implicit Places using invariants and state equation in 104 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 179 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 677/677 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 238 transitions
Redundant transition composition rules discarded 238 transitions
Iterating global reduction 0 with 238 rules applied. Total rules applied 238 place count 76 transition count 439
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 247 place count 70 transition count 436
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 254 place count 63 transition count 404
Iterating global reduction 1 with 7 rules applied. Total rules applied 261 place count 63 transition count 404
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 266 place count 63 transition count 399
Applied a total of 266 rules in 5 ms. Remains 63 /76 variables (removed 13) and now considering 399/677 (removed 278) transitions.
[2025-06-03 22:33:51] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
// Phase 1: matrix 41 rows 63 cols
[2025-06-03 22:33:51] [INFO ] Computed 22 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:51] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-03 22:33:51] [INFO ] Flow matrix only has 41 transitions (discarded 358 similar events)
[2025-06-03 22:33:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:33:51] [INFO ] State equation strengthened by 33 read => feed constraints.
[2025-06-03 22:33:51] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 63/77 places, 399/677 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34172 ms. Remains : 63/77 places, 399/677 transitions.
Stuttering acceptance computed with spot in 211 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D05CS100-LTLFireability-15
Product exploration explored 100000 steps with 982 reset in 414 ms.
Product exploration explored 100000 steps with 982 reset in 466 ms.
Computed a total of 63 stabilizing places and 399 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 63 transition count 399
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p0 p1), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 11 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PhaseVariation-PT-D05CS100-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D05CS100-LTLFireability-15 finished in 35337 ms.
All properties solved by simple procedures.
Total runtime 580998 ms.

BK_STOP 1748990033502

--------------------
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="PhaseVariation-PT-D05CS100"
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 PhaseVariation-PT-D05CS100, 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 r142-tall-174876813300780"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D05CS100.tgz
mv PhaseVariation-PT-D05CS100 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 ;