Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r128-smll-174876523900100.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 MedleyA-PT-01, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-174876523900100
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.6K 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 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 174K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 18K 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 MedleyA-PT-01-LTLFireability-00
FORMULA_NAME MedleyA-PT-01-LTLFireability-01
FORMULA_NAME MedleyA-PT-01-LTLFireability-02
FORMULA_NAME MedleyA-PT-01-LTLFireability-03
FORMULA_NAME MedleyA-PT-01-LTLFireability-04
FORMULA_NAME MedleyA-PT-01-LTLFireability-05
FORMULA_NAME MedleyA-PT-01-LTLFireability-06
FORMULA_NAME MedleyA-PT-01-LTLFireability-07
FORMULA_NAME MedleyA-PT-01-LTLFireability-08
FORMULA_NAME MedleyA-PT-01-LTLFireability-09
FORMULA_NAME MedleyA-PT-01-LTLFireability-10
FORMULA_NAME MedleyA-PT-01-LTLFireability-11
FORMULA_NAME MedleyA-PT-01-LTLFireability-12
FORMULA_NAME MedleyA-PT-01-LTLFireability-13
FORMULA_NAME MedleyA-PT-01-LTLFireability-14
FORMULA_NAME MedleyA-PT-01-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748840979438

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MedleyA-PT-01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 05:09:41] [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]
[2025-06-02 05:09:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 05:09:41] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2025-06-02 05:09:41] [INFO ] Transformed 61 places.
[2025-06-02 05:09:41] [INFO ] Transformed 53 transitions.
[2025-06-02 05:09:41] [INFO ] Found NUPN structural information;
[2025-06-02 05:09:41] [INFO ] Parsed PT model containing 61 places and 53 transitions and 210 arcs in 232 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA MedleyA-PT-01-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 12 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:09:41] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 61 cols
[2025-06-02 05:09:41] [INFO ] Computed 20 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:09:42] [INFO ] Implicit Places using invariants in 346 ms returned []
[2025-06-02 05:09:42] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:09:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:09:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-02 05:09:42] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
Running 52 sub problems to find dead transitions.
[2025-06-02 05:09:42] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:09:42] [INFO ] Invariant cache hit.
[2025-06-02 05:09:42] [INFO ] State equation strengthened by 22 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/61 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:43] [INFO ] Deduced a trap composed of 5 places in 54 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:43] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:43] [INFO ] Deduced a trap composed of 5 places in 34 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 3/84 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/112 variables, 61/145 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/112 variables, 21/166 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:44] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/112 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/112 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (OVERLAPS) 1/113 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/113 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (OVERLAPS) 0/113 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 113/113 variables, and 168 constraints, problems are : Problem set: 0 solved, 52 unsolved in 4370 ms.
Refiners :[Domain max(s): 61/61 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/61 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 4/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/112 variables, 61/146 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/112 variables, 21/167 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/112 variables, 52/219 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:47] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:48] [INFO ] Deduced a trap composed of 8 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:48] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/112 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/112 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 1/113 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/113 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 13 (OVERLAPS) 0/113 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 113/113 variables, and 223 constraints, problems are : Problem set: 0 solved, 52 unsolved in 4614 ms.
Refiners :[Domain max(s): 61/61 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9080ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 9104ms
Finished structural reductions in LTL mode , in 1 iterations and 9761 ms. Remains : 61/61 places, 53/53 transitions.
Support contains 40 out of 61 places after structural reductions.
[2025-06-02 05:09:51] [INFO ] Flatten gal took : 31 ms
[2025-06-02 05:09:51] [INFO ] Flatten gal took : 15 ms
[2025-06-02 05:09:51] [INFO ] Input system was already deterministic with 53 transitions.
Reduction of identical properties reduced properties to check from 31 to 27
RANDOM walk for 40000 steps (8 resets) in 1634 ms. (24 steps per ms) remains 2/27 properties
BEST_FIRST walk for 20327 steps (4 resets) in 104 ms. (193 steps per ms) remains 0/2 properties
FORMULA MedleyA-PT-01-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(X(X(F((p1 U (p2||G(p1)))))))))))'
Support contains 6 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 2 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:09:53] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:09:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:09:53] [INFO ] Implicit Places using invariants in 93 ms returned []
[2025-06-02 05:09:53] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:09:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:09:53] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-02 05:09:53] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 283 ms to find 0 implicit places.
Running 52 sub problems to find dead transitions.
[2025-06-02 05:09:53] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:09:53] [INFO ] Invariant cache hit.
[2025-06-02 05:09:53] [INFO ] State equation strengthened by 22 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/61 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:54] [INFO ] Deduced a trap composed of 5 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:54] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:54] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 3/84 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/112 variables, 61/145 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/112 variables, 21/166 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:55] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/112 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/112 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (OVERLAPS) 1/113 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/113 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (OVERLAPS) 0/113 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 113/113 variables, and 168 constraints, problems are : Problem set: 0 solved, 52 unsolved in 4089 ms.
Refiners :[Domain max(s): 61/61 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/61 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 4/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/112 variables, 61/146 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/112 variables, 21/167 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/112 variables, 52/219 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:58] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:58] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:09:58] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/112 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/112 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 1/113 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/113 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 13 (OVERLAPS) 0/113 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 113/113 variables, and 223 constraints, problems are : Problem set: 0 solved, 52 unsolved in 3919 ms.
Refiners :[Domain max(s): 61/61 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 61/61 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8050ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 8052ms
Finished structural reductions in LTL mode , in 1 iterations and 8340 ms. Remains : 61/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 434 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-01
Stuttering criterion allowed to conclude after 331 steps with 31 reset in 10 ms.
FORMULA MedleyA-PT-01-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-01 finished in 8894 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&&(!p1 U p2)))))'
Support contains 5 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 61 transition count 52
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 52
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 59 transition count 51
Applied a total of 4 rules in 36 ms. Remains 59 /61 variables (removed 2) and now considering 51/53 (removed 2) transitions.
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 50 transitions (discarded 1 similar events)
// Phase 1: matrix 50 rows 59 cols
[2025-06-02 05:10:02] [INFO ] Computed 20 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants in 107 ms returned [49, 52, 53]
[2025-06-02 05:10:02] [INFO ] Actually due to overlaps returned [52, 53]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 111 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 57/61 places, 51/53 transitions.
Graph (trivial) has 11 edges and 57 vertex of which 2 / 57 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 53 transition count 46
Applied a total of 7 rules in 12 ms. Remains 53 /57 variables (removed 4) and now considering 46/51 (removed 5) transitions.
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 45 transitions (discarded 1 similar events)
// Phase 1: matrix 45 rows 53 cols
[2025-06-02 05:10:02] [INFO ] Computed 18 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants in 71 ms returned [7, 22, 37]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 72 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 50/61 places, 46/53 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 47 transition count 43
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 46 transition count 44
Applied a total of 8 rules in 12 ms. Remains 46 /50 variables (removed 4) and now considering 44/46 (removed 2) transitions.
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 41 transitions (discarded 3 similar events)
// Phase 1: matrix 41 rows 46 cols
[2025-06-02 05:10:02] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 41 transitions (discarded 3 similar events)
[2025-06-02 05:10:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants and state equation in 83 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 3 : 46/61 places, 44/53 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 379 ms. Remains : 46/61 places, 44/53 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-02 finished in 514 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 61 transition count 52
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 52
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 59 transition count 51
Applied a total of 4 rules in 10 ms. Remains 59 /61 variables (removed 2) and now considering 51/53 (removed 2) transitions.
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 50 transitions (discarded 1 similar events)
// Phase 1: matrix 50 rows 59 cols
[2025-06-02 05:10:02] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants in 93 ms returned [49, 52, 53]
[2025-06-02 05:10:02] [INFO ] Actually due to overlaps returned [52, 53]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 94 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 57/61 places, 51/53 transitions.
Graph (trivial) has 10 edges and 57 vertex of which 2 / 57 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 53 transition count 46
Applied a total of 7 rules in 7 ms. Remains 53 /57 variables (removed 4) and now considering 46/51 (removed 5) transitions.
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 45 transitions (discarded 1 similar events)
// Phase 1: matrix 45 rows 53 cols
[2025-06-02 05:10:02] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants in 68 ms returned [7, 22, 37]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 69 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 50/61 places, 46/53 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 48 transition count 44
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 10 place count 45 transition count 51
Applied a total of 10 rules in 8 ms. Remains 45 /50 variables (removed 5) and now considering 51/46 (removed -5) transitions.
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 49 transitions (discarded 2 similar events)
// Phase 1: matrix 49 rows 45 cols
[2025-06-02 05:10:02] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-02 05:10:02] [INFO ] Flow matrix only has 49 transitions (discarded 2 similar events)
[2025-06-02 05:10:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:02] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 05:10:02] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 45/61 places, 51/53 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 341 ms. Remains : 45/61 places, 51/53 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-03
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-03 finished in 389 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&&F((p1||G(p2))))))'
Support contains 2 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 3 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:03] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 61 cols
[2025-06-02 05:10:03] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:03] [INFO ] Implicit Places using invariants in 72 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 73 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/61 places, 53/53 transitions.
Applied a total of 0 rules in 2 ms. Remains 59 /59 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 79 ms. Remains : 59/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p1) (NOT p2))]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA MedleyA-PT-01-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-04 finished in 233 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((X(p1)&&p0)) U X(X(!p1))))))'
Support contains 4 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 2 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:03] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:03] [INFO ] Implicit Places using invariants in 100 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 102 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/61 places, 53/53 transitions.
Applied a total of 0 rules in 3 ms. Remains 59 /59 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 108 ms. Remains : 59/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 547 ms :[p1, p1, p1, p1, (AND (NOT p0) p1), false, p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-06
Stuttering criterion allowed to conclude after 463 steps with 92 reset in 11 ms.
FORMULA MedleyA-PT-01-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-06 finished in 688 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U F(p0))&&G(p1)) U ((X(p0) U p2)&&X(p3))))'
Support contains 8 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 3 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:03] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:04] [INFO ] Implicit Places using invariants in 96 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 97 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/61 places, 53/53 transitions.
Applied a total of 0 rules in 3 ms. Remains 59 /59 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 103 ms. Remains : 59/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 432 ms :[(OR (NOT p3) (NOT p2)), (NOT p3), (OR (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) p2 (NOT p3))), (NOT p3), (NOT p0), (OR (NOT p2) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p1))), true, (NOT p1)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-07 finished in 583 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||G(p1)))'
Support contains 4 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 61 transition count 52
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 52
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 59 transition count 51
Applied a total of 4 rules in 15 ms. Remains 59 /61 variables (removed 2) and now considering 51/53 (removed 2) transitions.
[2025-06-02 05:10:04] [INFO ] Flow matrix only has 50 transitions (discarded 1 similar events)
// Phase 1: matrix 50 rows 59 cols
[2025-06-02 05:10:04] [INFO ] Computed 20 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:04] [INFO ] Implicit Places using invariants in 80 ms returned [49, 52, 53]
[2025-06-02 05:10:04] [INFO ] Actually due to overlaps returned [52, 53]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 82 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 57/61 places, 51/53 transitions.
Graph (trivial) has 10 edges and 57 vertex of which 2 / 57 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 53 transition count 46
Applied a total of 7 rules in 6 ms. Remains 53 /57 variables (removed 4) and now considering 46/51 (removed 5) transitions.
[2025-06-02 05:10:04] [INFO ] Flow matrix only has 45 transitions (discarded 1 similar events)
// Phase 1: matrix 45 rows 53 cols
[2025-06-02 05:10:04] [INFO ] Computed 18 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:04] [INFO ] Implicit Places using invariants in 103 ms returned [7, 22, 37]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 104 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 50/61 places, 46/53 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 48 transition count 44
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 46 transition count 47
Applied a total of 8 rules in 7 ms. Remains 46 /50 variables (removed 4) and now considering 47/46 (removed -1) transitions.
[2025-06-02 05:10:04] [INFO ] Flow matrix only has 45 transitions (discarded 2 similar events)
// Phase 1: matrix 45 rows 46 cols
[2025-06-02 05:10:04] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:04] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-02 05:10:04] [INFO ] Flow matrix only has 45 transitions (discarded 2 similar events)
[2025-06-02 05:10:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:04] [INFO ] State equation strengthened by 13 read => feed constraints.
[2025-06-02 05:10:04] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 46/61 places, 47/53 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 403 ms. Remains : 46/61 places, 47/53 transitions.
Stuttering acceptance computed with spot in 142 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 451 ms.
Product exploration explored 100000 steps with 0 reset in 310 ms.
Computed a total of 3 stabilizing places and 4 stable transitions
Computed a total of 3 stabilizing places and 4 stable transitions
Knowledge obtained : [(AND p1 p0), (X p1), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 10 factoid took 373 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[true, (NOT p1)]
RANDOM walk for 6711 steps (2 resets) in 30 ms. (216 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X p1), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1))]
Property proved to be false thanks to negative knowledge :(F (NOT p1))
Knowledge based reduction with 10 factoid took 428 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA MedleyA-PT-01-LTLFireability-08 FALSE TECHNIQUES KNOWLEDGE
Treatment of property MedleyA-PT-01-LTLFireability-08 finished in 2277 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 5 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 61 transition count 52
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 60 transition count 52
Applied a total of 2 rules in 4 ms. Remains 60 /61 variables (removed 1) and now considering 52/53 (removed 1) transitions.
[2025-06-02 05:10:06] [INFO ] Flow matrix only has 51 transitions (discarded 1 similar events)
// Phase 1: matrix 51 rows 60 cols
[2025-06-02 05:10:06] [INFO ] Computed 20 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:06] [INFO ] Implicit Places using invariants in 98 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 100 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 58/61 places, 52/53 transitions.
Graph (trivial) has 10 edges and 58 vertex of which 2 / 58 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 54 transition count 47
Applied a total of 7 rules in 5 ms. Remains 54 /58 variables (removed 4) and now considering 47/52 (removed 5) transitions.
[2025-06-02 05:10:06] [INFO ] Flow matrix only has 46 transitions (discarded 1 similar events)
// Phase 1: matrix 46 rows 54 cols
[2025-06-02 05:10:06] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:06] [INFO ] Implicit Places using invariants in 66 ms returned [7, 22, 37]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 67 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 51/61 places, 47/53 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 44
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 45 transition count 51
Applied a total of 12 rules in 6 ms. Remains 45 /51 variables (removed 6) and now considering 51/47 (removed -4) transitions.
[2025-06-02 05:10:06] [INFO ] Flow matrix only has 48 transitions (discarded 3 similar events)
// Phase 1: matrix 48 rows 45 cols
[2025-06-02 05:10:06] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:07] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-02 05:10:07] [INFO ] Flow matrix only has 48 transitions (discarded 3 similar events)
[2025-06-02 05:10:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:07] [INFO ] State equation strengthened by 13 read => feed constraints.
[2025-06-02 05:10:07] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 45/61 places, 51/53 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 336 ms. Remains : 45/61 places, 51/53 transitions.
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-09 finished in 445 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((X((X(X(X(F(p2))))&&p1))&&p0)))'
Support contains 6 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:07] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 61 cols
[2025-06-02 05:10:07] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:07] [INFO ] Implicit Places using invariants in 110 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 111 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 59 /59 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 113 ms. Remains : 59/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA MedleyA-PT-01-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-10 finished in 377 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((X(X(p0))||G((p1||(!p1 U (p2||G(!p1)))))||(F(p3)&&(p1||(!p1 U (p2||G(!p1))))))))'
Support contains 7 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:07] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:07] [INFO ] Implicit Places using invariants in 99 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 102 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/61 places, 53/53 transitions.
Applied a total of 0 rules in 2 ms. Remains 60 /60 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 105 ms. Remains : 60/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 586 ms :[false, (AND (NOT p0) p1 (NOT p2)), false, (NOT p0), (AND p1 (NOT p2) (NOT p0)), true, (AND p1 (NOT p2) (NOT p3) (NOT p0)), false, (AND p1 (NOT p2) p0), (NOT p3), (AND (NOT p3) p1 (NOT p2) p0), false]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-11
Product exploration explored 100000 steps with 18252 reset in 455 ms.
Product exploration explored 100000 steps with 18127 reset in 357 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 p3 p0), (X p2), (X (NOT p3)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 14 factoid took 293 ms. Reduced automaton from 12 states, 20 edges and 4 AP (stutter sensitive) to 12 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 455 ms :[false, (AND (NOT p0) p1 (NOT p2)), false, (NOT p0), (AND p1 (NOT p2) (NOT p0)), true, (AND p1 (NOT p2) (NOT p3) (NOT p0)), false, (AND p1 (NOT p2) p0), (NOT p3), (AND (NOT p3) p1 (NOT p2) p0), false]
RANDOM walk for 40000 steps (8 resets) in 323 ms. (123 steps per ms) remains 3/17 properties
BEST_FIRST walk for 40004 steps (8 resets) in 500 ms. (79 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 585 ms. (68 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 172 ms. (231 steps per ms) remains 3/3 properties
[2025-06-02 05:10:10] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 60 cols
[2025-06-02 05:10:10] [INFO ] Computed 19 invariants in 0 ms
[2025-06-02 05:10:10] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/16 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 44/60 variables, 15/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 44/79 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/60 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 51/111 variables, 60/139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/111 variables, 18/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/111 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1/112 variables, 1/158 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/112 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/112 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 112/112 variables, and 158 constraints, problems are : Problem set: 0 solved, 3 unsolved in 185 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 60/60 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf6 is UNSAT
Problem apf8 is UNSAT
Problem apf9 is UNSAT
After SMT solving in domain Int declared 16/112 variables, and 11 constraints, problems are : Problem set: 3 solved, 0 unsolved in 56 ms.
Refiners :[Domain max(s): 7/60 constraints, Positive P Invariants (semi-flows): 4/19 constraints, State Equation: 0/60 constraints, ReadFeed: 0/19 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 251ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p2 p3 p0), (X p2), (X (NOT p3)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT p1))), (G (OR p1 p2 p3 p0)), (G (OR p3 p0)), (G (OR (NOT p1) p2 p3 p0))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (NOT p0))), (X (X p0)), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT (OR p1 p2 (NOT p0)))), (F (NOT p0)), (F (NOT (OR p1 p2 p3 (NOT p0)))), (F (NOT (OR p3 (NOT p0)))), (F (NOT (OR (NOT p1) p2 p3 (NOT p0)))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT (OR p1 p2 p0))), (F (NOT p2)), (F (NOT (OR p1 p2 p3))), (F p1), (F (NOT (OR (NOT p1) p2))), (F (NOT p3)), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 17 factoid took 944 ms. Reduced automaton from 12 states, 20 edges and 4 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 273 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), false, (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 237 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (NOT p0), false, (AND p1 (NOT p2) (NOT p0))]
Support contains 6 out of 60 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 60/60 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 60 /60 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:12] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:12] [INFO ] Implicit Places using invariants in 97 ms returned []
[2025-06-02 05:10:12] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:12] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-02 05:10:12] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 241 ms to find 0 implicit places.
Running 52 sub problems to find dead transitions.
[2025-06-02 05:10:12] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:12] [INFO ] Invariant cache hit.
[2025-06-02 05:10:12] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 19/78 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:13] [INFO ] Deduced a trap composed of 5 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:13] [INFO ] Deduced a trap composed of 5 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:13] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/111 variables, 60/142 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/111 variables, 18/160 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:13] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:13] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/111 variables, 2/162 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:14] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/111 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/111 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 1/112 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/112 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 13 (OVERLAPS) 0/112 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 112/112 variables, and 164 constraints, problems are : Problem set: 0 solved, 52 unsolved in 3449 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 60/60 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 19/78 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 6/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/111 variables, 60/145 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/111 variables, 18/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/111 variables, 52/215 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:16] [INFO ] Deduced a trap composed of 4 places in 42 ms of which 9 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/111 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/111 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 1/112 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/112 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 13 (OVERLAPS) 0/112 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 112/112 variables, and 217 constraints, problems are : Problem set: 0 solved, 52 unsolved in 3105 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 60/60 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6573ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 6574ms
Finished structural reductions in LTL mode , in 1 iterations and 6816 ms. Remains : 60/60 places, 53/53 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 p0), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (OR p1 p2)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (OR p1 p2))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X (OR (AND p0 p1) (AND p0 p2)))), (X (X (NOT (OR (AND p0 p1) (AND p0 p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 15 factoid took 388 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[true, (AND p1 (NOT p2)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), false, (AND p1 (NOT p2) (NOT p0))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 295 ms. (135 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 148 ms. (268 steps per ms) remains 1/2 properties
BEST_FIRST walk for 27166 steps (6 resets) in 84 ms. (319 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) p2 p0), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (OR p1 p2)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (OR p1 p2))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X (OR (AND p0 p1) (AND p0 p2)))), (X (X (NOT (OR (AND p0 p1) (AND p0 p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (AND p1 p0) (AND p2 p0)))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT p0)), (F (NOT (OR p1 p2))), (F (NOT p2)), (F (NOT (OR (NOT p1) p2))), (F (NOT (OR p1 p2))), (F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT (OR p1 p2 p0))), (F p1)]
Knowledge based reduction with 15 factoid took 1117 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 264 ms :[true, (AND p1 (NOT p2)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), false, (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 266 ms :[true, (AND p1 (NOT p2)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), false, (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 251 ms :[true, (AND p1 (NOT p2)), (NOT p0), (AND p1 (NOT p2) (NOT p0)), false, (AND p1 (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 283 ms.
Product exploration explored 100000 steps with 0 reset in 293 ms.
Built C files in :
/tmp/ltsmin17746927772473985353
[2025-06-02 05:10:22] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17746927772473985353
Running compilation step : cd /tmp/ltsmin17746927772473985353;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 559 ms.
Running link step : cd /tmp/ltsmin17746927772473985353;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 76 ms.
Running LTSmin : cd /tmp/ltsmin17746927772473985353;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased15185779999266773254.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 6 out of 60 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 60/60 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 60 /60 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:10:37] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:38] [INFO ] Implicit Places using invariants in 110 ms returned []
[2025-06-02 05:10:38] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:10:38] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-06-02 05:10:38] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
Running 52 sub problems to find dead transitions.
[2025-06-02 05:10:38] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:10:38] [INFO ] Invariant cache hit.
[2025-06-02 05:10:38] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 19/78 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:38] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:38] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:38] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/111 variables, 60/142 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/111 variables, 18/160 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:39] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:39] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/111 variables, 2/162 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:40] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/111 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/111 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 1/112 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/112 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 13 (OVERLAPS) 0/112 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 112/112 variables, and 164 constraints, problems are : Problem set: 0 solved, 52 unsolved in 4209 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 60/60 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 19/78 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 6/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 51/111 variables, 60/145 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/111 variables, 18/163 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/111 variables, 52/215 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 05:10:43] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/111 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/111 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 11 (OVERLAPS) 1/112 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/112 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 13 (OVERLAPS) 0/112 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 112/112 variables, and 217 constraints, problems are : Problem set: 0 solved, 52 unsolved in 4028 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 60/60 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8251ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 8252ms
Finished structural reductions in LTL mode , in 1 iterations and 8517 ms. Remains : 60/60 places, 53/53 transitions.
Built C files in :
/tmp/ltsmin13973147526615597886
[2025-06-02 05:10:46] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13973147526615597886
Running compilation step : cd /tmp/ltsmin13973147526615597886;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 279 ms.
Running link step : cd /tmp/ltsmin13973147526615597886;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin13973147526615597886;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14423735513111365440.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-02 05:11:01] [INFO ] Flatten gal took : 9 ms
[2025-06-02 05:11:01] [INFO ] Flatten gal took : 8 ms
[2025-06-02 05:11:01] [INFO ] Time to serialize gal into /tmp/LTL27020136195642386.gal : 4 ms
[2025-06-02 05:11:01] [INFO ] Time to serialize properties into /tmp/LTL5041855216762244751.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL27020136195642386.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9561885460411014627.hoa' '-atoms' '/tmp/LTL5041855216762244751.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...315
Loading property file /tmp/LTL5041855216762244751.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9561885460411014627.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t10, t11, t12, t18, t20, t21, t22, t32, t40, t48, Intersection with reachable at...222
7 unique states visited
0 strongly connected components in search stack
16 transitions explored
7 items max in DFS search stack
293 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,2.9577,99688,1,0,451,383131,158,195,1860,673677,879
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA MedleyA-PT-01-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property MedleyA-PT-01-LTLFireability-11 finished in 57702 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 X((G(F(p0))&&p1))))'
Support contains 3 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 2 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:11:05] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 61 cols
[2025-06-02 05:11:05] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:05] [INFO ] Implicit Places using invariants in 128 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 130 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 59 /59 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 133 ms. Remains : 59/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 286 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (AND p0 (NOT p1)), (NOT p0), (NOT p0), p0]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-12
Stuttering criterion allowed to conclude after 3 steps with 1 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-12 finished in 443 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 3 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 3 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:11:05] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:11:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:05] [INFO ] Implicit Places using invariants in 119 ms returned [53, 54]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 122 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 59/61 places, 53/53 transitions.
Graph (trivial) has 9 edges and 59 vertex of which 2 / 59 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 55 transition count 48
Applied a total of 7 rules in 5 ms. Remains 55 /59 variables (removed 4) and now considering 48/53 (removed 5) transitions.
[2025-06-02 05:11:05] [INFO ] Flow matrix only has 47 transitions (discarded 1 similar events)
// Phase 1: matrix 47 rows 55 cols
[2025-06-02 05:11:05] [INFO ] Computed 18 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:05] [INFO ] Implicit Places using invariants in 77 ms returned [7, 22, 37]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 78 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 52/61 places, 48/53 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 49 transition count 45
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 46 transition count 52
Applied a total of 12 rules in 5 ms. Remains 46 /52 variables (removed 6) and now considering 52/48 (removed -4) transitions.
[2025-06-02 05:11:05] [INFO ] Flow matrix only has 49 transitions (discarded 3 similar events)
// Phase 1: matrix 49 rows 46 cols
[2025-06-02 05:11:05] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:06] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-02 05:11:06] [INFO ] Flow matrix only has 49 transitions (discarded 3 similar events)
[2025-06-02 05:11:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:06] [INFO ] State equation strengthened by 13 read => feed constraints.
[2025-06-02 05:11:06] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 46/61 places, 52/53 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 415 ms. Remains : 46/61 places, 52/53 transitions.
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-13
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-13 finished in 522 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(p0) U p1)&&G(F(!(p2 U p1)))))))'
Support contains 5 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 0 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:11:06] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
// Phase 1: matrix 52 rows 61 cols
[2025-06-02 05:11:06] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:06] [INFO ] Implicit Places using invariants in 109 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 110 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 60 /60 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 114 ms. Remains : 60/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 221 ms :[true, true, p1, (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-14
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA MedleyA-PT-01-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-14 finished in 356 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0&&X(p0)))||(G(!p1) U p2)))'
Support contains 5 out of 61 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 61/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 61 /61 variables (removed 0) and now considering 53/53 (removed 0) transitions.
[2025-06-02 05:11:06] [INFO ] Flow matrix only has 52 transitions (discarded 1 similar events)
[2025-06-02 05:11:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 05:11:06] [INFO ] Implicit Places using invariants in 133 ms returned [54]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 135 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/61 places, 53/53 transitions.
Applied a total of 0 rules in 1 ms. Remains 60 /60 variables (removed 0) and now considering 53/53 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 138 ms. Remains : 60/61 places, 53/53 transitions.
Stuttering acceptance computed with spot in 253 ms :[(AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : MedleyA-PT-01-LTLFireability-15
Stuttering criterion allowed to conclude after 940 steps with 48 reset in 4 ms.
FORMULA MedleyA-PT-01-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MedleyA-PT-01-LTLFireability-15 finished in 426 ms.
All properties solved by simple procedures.
Total runtime 85694 ms.

BK_STOP 1748841067133

--------------------
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="MedleyA-PT-01"
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 MedleyA-PT-01, 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 r128-smll-174876523900100"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-01.tgz
mv MedleyA-PT-01 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 ;