Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200092.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 Szymanski-PT-a04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200092
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K 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 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 101K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-a04-LTLFireability-00
FORMULA_NAME Szymanski-PT-a04-LTLFireability-01
FORMULA_NAME Szymanski-PT-a04-LTLFireability-02
FORMULA_NAME Szymanski-PT-a04-LTLFireability-03
FORMULA_NAME Szymanski-PT-a04-LTLFireability-04
FORMULA_NAME Szymanski-PT-a04-LTLFireability-05
FORMULA_NAME Szymanski-PT-a04-LTLFireability-06
FORMULA_NAME Szymanski-PT-a04-LTLFireability-07
FORMULA_NAME Szymanski-PT-a04-LTLFireability-08
FORMULA_NAME Szymanski-PT-a04-LTLFireability-09
FORMULA_NAME Szymanski-PT-a04-LTLFireability-10
FORMULA_NAME Szymanski-PT-a04-LTLFireability-11
FORMULA_NAME Szymanski-PT-a04-LTLFireability-12
FORMULA_NAME Szymanski-PT-a04-LTLFireability-13
FORMULA_NAME Szymanski-PT-a04-LTLFireability-14
FORMULA_NAME Szymanski-PT-a04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749169803422

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-a04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-06 00:30:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 00:30:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 00:30:05] [INFO ] Load time of PNML (sax parser for PT used): 83 ms
[2025-06-06 00:30:05] [INFO ] Transformed 61 places.
[2025-06-06 00:30:05] [INFO ] Transformed 224 transitions.
[2025-06-06 00:30:05] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 187 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a04-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a04-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a04-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 216/216 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 47 transition count 216
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 4 place count 45 transition count 208
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 45 transition count 208
Applied a total of 6 rules in 21 ms. Remains 45 /49 variables (removed 4) and now considering 208/216 (removed 8) transitions.
[2025-06-06 00:30:05] [INFO ] Flow matrix only has 77 transitions (discarded 131 similar events)
// Phase 1: matrix 77 rows 45 cols
[2025-06-06 00:30:05] [INFO ] Computed 1 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:05] [INFO ] Implicit Places using invariants in 192 ms returned []
[2025-06-06 00:30:05] [INFO ] Flow matrix only has 77 transitions (discarded 131 similar events)
[2025-06-06 00:30:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:05] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:30:05] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
Running 206 sub problems to find dead transitions.
[2025-06-06 00:30:05] [INFO ] Flow matrix only has 77 transitions (discarded 131 similar events)
[2025-06-06 00:30:05] [INFO ] Invariant cache hit.
[2025-06-06 00:30:05] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 77/122 variables, 45/46 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/122 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/122 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 55 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4882 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 77/122 variables, 45/46 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/122 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 206/261 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/122 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 261 constraints, problems are : Problem set: 0 solved, 206 unsolved in 11128 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16140ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 16156ms
Starting structural reductions in LTL mode, iteration 1 : 45/49 places, 208/216 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16548 ms. Remains : 45/49 places, 208/216 transitions.
Support contains 30 out of 45 places after structural reductions.
[2025-06-06 00:30:22] [INFO ] Flatten gal took : 36 ms
[2025-06-06 00:30:22] [INFO ] Flatten gal took : 15 ms
[2025-06-06 00:30:22] [INFO ] Input system was already deterministic with 208 transitions.
Reduction of identical properties reduced properties to check from 28 to 27
RANDOM walk for 40001 steps (66 resets) in 1278 ms. (31 steps per ms) remains 9/27 properties
BEST_FIRST walk for 40003 steps (38 resets) in 260 ms. (153 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40004 steps (30 resets) in 170 ms. (233 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (31 resets) in 140 ms. (283 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (30 resets) in 183 ms. (217 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (23 resets) in 69 ms. (571 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (23 resets) in 71 ms. (555 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (24 resets) in 62 ms. (634 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (25 resets) in 78 ms. (506 steps per ms) remains 8/8 properties
[2025-06-06 00:30:22] [INFO ] Flow matrix only has 77 transitions (discarded 131 similar events)
[2025-06-06 00:30:22] [INFO ] Invariant cache hit.
[2025-06-06 00:30:22] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 35/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 77/122 variables, 45/46 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/122 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 55 constraints, problems are : Problem set: 0 solved, 8 unsolved in 263 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 35/45 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 77/122 variables, 45/46 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 8/63 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/122 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/122 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 63 constraints, problems are : Problem set: 0 solved, 8 unsolved in 420 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 699ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 7 different solutions.
Finished Parikh walk after 3492 steps, including 345 resets, run visited all 8 properties in 54 ms. (steps per millisecond=64 )
Parikh walk visited 8 properties in 58 ms.
Computed a total of 9 stabilizing places and 36 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' '!(G(F(p0)))'
Support contains 2 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 22 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 24 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 26 place count 40 transition count 172
Applied a total of 26 rules in 24 ms. Remains 40 /45 variables (removed 5) and now considering 172/208 (removed 36) transitions.
[2025-06-06 00:30:24] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2025-06-06 00:30:24] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:24] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-06 00:30:24] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:24] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:30:24] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:30:24] [INFO ] Redundant transitions in 5 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 00:30:24] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:24] [INFO ] Invariant cache hit.
[2025-06-06 00:30:24] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 50 constraints, problems are : Problem set: 0 solved, 170 unsolved in 2969 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 170/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 220 constraints, problems are : Problem set: 0 solved, 170 unsolved in 8909 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11918ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 11919ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/45 places, 172/208 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12094 ms. Remains : 40/45 places, 172/208 transitions.
Stuttering acceptance computed with spot in 225 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-01
Stuttering criterion allowed to conclude after 100 steps with 0 reset in 5 ms.
FORMULA Szymanski-PT-a04-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-01 finished in 12393 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((F((G(p1)&&p0))||X(X(X(p2)))))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 22 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 24 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 26 place count 40 transition count 172
Applied a total of 26 rules in 24 ms. Remains 40 /45 variables (removed 5) and now considering 172/208 (removed 36) transitions.
[2025-06-06 00:30:36] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:36] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-06 00:30:36] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:36] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:30:36] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:30:36] [INFO ] Redundant transitions in 5 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 00:30:36] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:36] [INFO ] Invariant cache hit.
[2025-06-06 00:30:36] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 50 constraints, problems are : Problem set: 0 solved, 170 unsolved in 3206 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 170/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 220 constraints, problems are : Problem set: 0 solved, 170 unsolved in 9195 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12425ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 12426ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/45 places, 172/208 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12579 ms. Remains : 40/45 places, 172/208 transitions.
Stuttering acceptance computed with spot in 171 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-02
Product exploration explored 100000 steps with 523 reset in 332 ms.
Product exploration explored 100000 steps with 546 reset in 256 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND p2 p0 p1))), (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1))))), (X (NOT (AND (NOT p2) p0 p1))), (X (OR (AND p2 (NOT p0)) (AND p2 (NOT p1)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1)))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (OR (AND p2 (NOT p0)) (AND p2 (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p1))), (X (X (NOT (AND p2 p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 15 factoid took 443 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 3 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
RANDOM walk for 40005 steps (45 resets) in 270 ms. (147 steps per ms) remains 4/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 81 ms. (487 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 85 ms. (465 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 250 ms. (159 steps per ms) remains 4/4 properties
[2025-06-06 00:30:50] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:50] [INFO ] Invariant cache hit.
[2025-06-06 00:30:50] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 34/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem apf3 is UNSAT
Problem apf6 is UNSAT
Problem apf8 is UNSAT
Problem apf9 is UNSAT
After SMT solving in domain Real declared 108/108 variables, and 41 constraints, problems are : Problem set: 4 solved, 0 unsolved in 62 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 0/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X p2), (X (NOT (AND p2 p0 p1))), (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1))))), (X (NOT (AND (NOT p2) p0 p1))), (X (OR (AND p2 (NOT p0)) (AND p2 (NOT p1)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1)))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (OR (AND p2 (NOT p0)) (AND p2 (NOT p1))))), (X (X (NOT p0))), (G (OR (NOT p0) (NOT p1))), (G (OR (NOT p0) (NOT p2) (NOT p1))), (G (OR p2 (NOT p1))), (G (OR (NOT p0) p2 (NOT p1)))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p1))), (X (X (NOT (AND p2 p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (OR p0 p2) (OR p2 p1)))), (F (NOT (AND p2 (NOT p1)))), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT p2)), (F (NOT (OR p2 p1))), (F (NOT (OR (AND (NOT p0) p2) (AND p2 (NOT p1))))), (F p1), (F p0)]
Knowledge based reduction with 19 factoid took 726 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p2)]
Stuttering acceptance computed with spot in 47 ms :[(NOT p2)]
Support contains 2 out of 40 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 40/40 places, 172/172 transitions.
Applied a total of 0 rules in 5 ms. Remains 40 /40 variables (removed 0) and now considering 172/172 (removed 0) transitions.
[2025-06-06 00:30:51] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:51] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-06 00:30:51] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:30:51] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:30:51] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:30:51] [INFO ] Redundant transitions in 6 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 00:30:51] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:30:51] [INFO ] Invariant cache hit.
[2025-06-06 00:30:51] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 50 constraints, problems are : Problem set: 0 solved, 170 unsolved in 3031 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 170/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 220 constraints, problems are : Problem set: 0 solved, 170 unsolved in 9266 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12336ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 12338ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 12490 ms. Remains : 40/40 places, 172/172 transitions.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p2)]
RANDOM walk for 44 steps (0 resets) in 5 ms. (7 steps per ms) remains 0/1 properties
Knowledge obtained : [p2, (X p2), (X (X p2))]
False Knowledge obtained : [(F (NOT p2))]
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p2)]
Stuttering acceptance computed with spot in 49 ms :[(NOT p2)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p2)]
Product exploration explored 100000 steps with 546 reset in 246 ms.
Product exploration explored 100000 steps with 537 reset in 201 ms.
Built C files in :
/tmp/ltsmin789190533329505002
[2025-06-06 00:31:05] [INFO ] Computing symmetric may disable matrix : 172 transitions.
[2025-06-06 00:31:05] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:31:05] [INFO ] Computing symmetric may enable matrix : 172 transitions.
[2025-06-06 00:31:05] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:31:05] [INFO ] Computing Do-Not-Accords matrix : 172 transitions.
[2025-06-06 00:31:05] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:31:05] [INFO ] Built C files in 70ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin789190533329505002
Running compilation step : cd /tmp/ltsmin789190533329505002;'/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 494 ms.
Running link step : cd /tmp/ltsmin789190533329505002;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin789190533329505002;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11475372387629490071.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 40 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 40/40 places, 172/172 transitions.
Applied a total of 0 rules in 10 ms. Remains 40 /40 variables (removed 0) and now considering 172/172 (removed 0) transitions.
[2025-06-06 00:31:20] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:31:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:31:20] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-06 00:31:20] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:31:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:31:20] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:31:20] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:31:20] [INFO ] Redundant transitions in 1 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 00:31:20] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 00:31:20] [INFO ] Invariant cache hit.
[2025-06-06 00:31:20] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/108 variables, and 50 constraints, problems are : Problem set: 0 solved, 170 unsolved in 3024 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 170 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 2 (OVERLAPS) 68/108 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 170/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 170 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/108 variables, and 220 constraints, problems are : Problem set: 0 solved, 170 unsolved in 9139 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 170/170 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12186ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 12186ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 12347 ms. Remains : 40/40 places, 172/172 transitions.
Built C files in :
/tmp/ltsmin15769512774035405073
[2025-06-06 00:31:32] [INFO ] Computing symmetric may disable matrix : 172 transitions.
[2025-06-06 00:31:32] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:31:32] [INFO ] Computing symmetric may enable matrix : 172 transitions.
[2025-06-06 00:31:32] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:31:32] [INFO ] Computing Do-Not-Accords matrix : 172 transitions.
[2025-06-06 00:31:32] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:31:32] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15769512774035405073
Running compilation step : cd /tmp/ltsmin15769512774035405073;'/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 307 ms.
Running link step : cd /tmp/ltsmin15769512774035405073;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin15769512774035405073;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8352868909350926956.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-06 00:31:47] [INFO ] Flatten gal took : 10 ms
[2025-06-06 00:31:47] [INFO ] Flatten gal took : 9 ms
[2025-06-06 00:31:47] [INFO ] Time to serialize gal into /tmp/LTL13098439054283899086.gal : 3 ms
[2025-06-06 00:31:47] [INFO ] Time to serialize properties into /tmp/LTL15767974020789008916.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13098439054283899086.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10440675209672321904.hoa' '-atoms' '/tmp/LTL15767974020789008916.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...320
Loading property file /tmp/LTL15767974020789008916.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10440675209672321904.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t52, t53, t69, t100, t101, t142, t150, t151, t152, t153, t168, t1...283
Computing Next relation with stutter on 3.16596e+06 deadlock states
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
873 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,0,8.77371,248780,1,0,1196,1.10267e+06,374,1116,2569,1.53966e+06,2271
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA Szymanski-PT-a04-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property Szymanski-PT-a04-LTLFireability-02 finished in 81632 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X(X(F(p1)))))))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Applied a total of 6 rules in 6 ms. Remains 42 /45 variables (removed 3) and now considering 196/208 (removed 12) transitions.
[2025-06-06 00:31:58] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 00:31:58] [INFO ] Computed 1 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:31:58] [INFO ] Implicit Places using invariants in 94 ms returned []
[2025-06-06 00:31:58] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:31:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:31:58] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:31:58] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 00:31:58] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:31:58] [INFO ] Invariant cache hit.
[2025-06-06 00:31:58] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2895 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 9081 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12008ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 12009ms
Starting structural reductions in LTL mode, iteration 1 : 42/45 places, 196/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12182 ms. Remains : 42/45 places, 196/208 transitions.
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-03
Stuttering criterion allowed to conclude after 126 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a04-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-03 finished in 12337 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 43 transition count 200
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 43 transition count 200
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 20 place count 43 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 41 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 41 transition count 176
Applied a total of 24 rules in 13 ms. Remains 41 /45 variables (removed 4) and now considering 176/208 (removed 32) transitions.
[2025-06-06 00:32:10] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2025-06-06 00:32:10] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:32:10] [INFO ] Implicit Places using invariants in 84 ms returned []
[2025-06-06 00:32:10] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:32:10] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:32:10] [INFO ] Implicit Places using invariants and state equation in 276 ms returned []
Implicit Place search using SMT with State Equation took 381 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:32:10] [INFO ] Redundant transitions in 1 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 00:32:10] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:10] [INFO ] Invariant cache hit.
[2025-06-06 00:32:10] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 51 constraints, problems are : Problem set: 0 solved, 174 unsolved in 3217 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 174/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 225 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7166 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10412ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 10420ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/45 places, 176/208 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10834 ms. Remains : 41/45 places, 176/208 transitions.
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-05
Product exploration explored 100000 steps with 536 reset in 141 ms.
Product exploration explored 100000 steps with 504 reset in 154 ms.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 74 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 40006 steps (55 resets) in 115 ms. (344 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (24 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (21 resets) in 67 ms. (588 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 10121 steps, run visited all 2 properties in 40 ms. (steps per millisecond=253 )
Probabilistic random walk after 10121 steps, saw 7441 distinct states, run finished after 56 ms. (steps per millisecond=180 ) properties seen :2
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 141 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 95 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 4 out of 41 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41/41 places, 176/176 transitions.
Applied a total of 0 rules in 13 ms. Remains 41 /41 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2025-06-06 00:32:22] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:32:22] [INFO ] Implicit Places using invariants in 172 ms returned []
[2025-06-06 00:32:22] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:32:22] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:32:22] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:32:22] [INFO ] Redundant transitions in 5 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 00:32:22] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:22] [INFO ] Invariant cache hit.
[2025-06-06 00:32:22] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 51 constraints, problems are : Problem set: 0 solved, 174 unsolved in 3182 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 174/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 225 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7122 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10347ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 10364ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 10661 ms. Remains : 41/41 places, 176/176 transitions.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 74 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 40002 steps (54 resets) in 118 ms. (336 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (19 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (24 resets) in 43 ms. (909 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 10121 steps, run visited all 2 properties in 21 ms. (steps per millisecond=481 )
Probabilistic random walk after 10121 steps, saw 7441 distinct states, run finished after 21 ms. (steps per millisecond=481 ) properties seen :2
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 121 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 89 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 492 reset in 145 ms.
Product exploration explored 100000 steps with 528 reset in 155 ms.
Built C files in :
/tmp/ltsmin6079435548256079941
[2025-06-06 00:32:34] [INFO ] Computing symmetric may disable matrix : 176 transitions.
[2025-06-06 00:32:34] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:32:34] [INFO ] Computing symmetric may enable matrix : 176 transitions.
[2025-06-06 00:32:34] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:32:34] [INFO ] Computing Do-Not-Accords matrix : 176 transitions.
[2025-06-06 00:32:34] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:32:34] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6079435548256079941
Running compilation step : cd /tmp/ltsmin6079435548256079941;'/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 314 ms.
Running link step : cd /tmp/ltsmin6079435548256079941;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 29 ms.
Running LTSmin : cd /tmp/ltsmin6079435548256079941;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased6819899437138289031.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 41 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41/41 places, 176/176 transitions.
Applied a total of 0 rules in 11 ms. Remains 41 /41 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2025-06-06 00:32:49] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:32:49] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 00:32:49] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:32:49] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:32:49] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:32:49] [INFO ] Redundant transitions in 1 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 00:32:49] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:32:49] [INFO ] Invariant cache hit.
[2025-06-06 00:32:49] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 51 constraints, problems are : Problem set: 0 solved, 174 unsolved in 3248 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 174/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 225 constraints, problems are : Problem set: 0 solved, 174 unsolved in 7111 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10380ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 10380ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 10499 ms. Remains : 41/41 places, 176/176 transitions.
Built C files in :
/tmp/ltsmin9841468453598864152
[2025-06-06 00:32:59] [INFO ] Computing symmetric may disable matrix : 176 transitions.
[2025-06-06 00:32:59] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:32:59] [INFO ] Computing symmetric may enable matrix : 176 transitions.
[2025-06-06 00:32:59] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:32:59] [INFO ] Computing Do-Not-Accords matrix : 176 transitions.
[2025-06-06 00:32:59] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 00:32:59] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9841468453598864152
Running compilation step : cd /tmp/ltsmin9841468453598864152;'/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 295 ms.
Running link step : cd /tmp/ltsmin9841468453598864152;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 28 ms.
Running LTSmin : cd /tmp/ltsmin9841468453598864152;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased1602918291583752994.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-06 00:33:14] [INFO ] Flatten gal took : 13 ms
[2025-06-06 00:33:14] [INFO ] Flatten gal took : 8 ms
[2025-06-06 00:33:14] [INFO ] Time to serialize gal into /tmp/LTL5296840461840995839.gal : 17 ms
[2025-06-06 00:33:14] [INFO ] Time to serialize properties into /tmp/LTL2380497643138616147.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5296840461840995839.gal' '-t' 'CGAL' '-hoa' '/tmp/aut223770772996903673.hoa' '-atoms' '/tmp/LTL2380497643138616147.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL2380497643138616147.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut223770772996903673.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t52, t53, t68, t69, t77, t100, t101, t142, t150, t151, t152, t153...299
Computing Next relation with stutter on 3.91871e+06 deadlock states
Detected timeout of ITS tools.
[2025-06-06 00:33:30] [INFO ] Flatten gal took : 8 ms
[2025-06-06 00:33:30] [INFO ] Flatten gal took : 7 ms
[2025-06-06 00:33:30] [INFO ] Time to serialize gal into /tmp/LTL8481871591452241476.gal : 1 ms
[2025-06-06 00:33:30] [INFO ] Time to serialize properties into /tmp/LTL1551860215319642700.ltl : 3 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/LTL8481871591452241476.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1551860215319642700.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((G((F("((s3<1)||(l40<1))"))&&(F(G("((s0<1)||(l12<1))"))))))
Formula 0 simplified : F(G!"((s3<1)||(l40<1))" | GF!"((s0<1)||(l12<1))")
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t52, t53, t68, t69, t77, t100, t101, t142, t150, t151, t152, t153...299
Computing Next relation with stutter on 3.91871e+06 deadlock states
Detected timeout of ITS tools.
[2025-06-06 00:33:45] [INFO ] Flatten gal took : 7 ms
[2025-06-06 00:33:45] [INFO ] Applying decomposition
[2025-06-06 00:33:45] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph2357074890715821115.txt' '-o' '/tmp/graph2357074890715821115.bin' '-w' '/tmp/graph2357074890715821115.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2357074890715821115.bin' '-l' '-1' '-v' '-w' '/tmp/graph2357074890715821115.weights' '-q' '0' '-e' '0.001'
[2025-06-06 00:33:45] [INFO ] Decomposing Gal with order
[2025-06-06 00:33:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 00:33:45] [INFO ] Removed a total of 293 redundant transitions.
[2025-06-06 00:33:45] [INFO ] Flatten gal took : 54 ms
[2025-06-06 00:33:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 45 labels/synchronizations in 8 ms.
[2025-06-06 00:33:45] [INFO ] Time to serialize gal into /tmp/LTL9388372583399971375.gal : 3 ms
[2025-06-06 00:33:45] [INFO ] Time to serialize properties into /tmp/LTL17087437573973765180.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9388372583399971375.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17087437573973765180.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G((F("((i5.u6.s3<1)||(i5.u11.l40<1))"))&&(F(G("((u0.s0<1)||(i1.u3.l12<1))"))))))
Formula 0 simplified : F(G!"((i5.u6.s3<1)||(i5.u11.l40<1))" | GF!"((u0.s0<1)||(i1.u3.l12<1))")
Reverse transition relation is NOT exact ! Due to transitions t4, t18, t19, t41, t42, t52, t53, t68, t69, t93, t100, t101, t142, t150, t151, t152, t153, t1...307
Computing Next relation with stutter on 3.91871e+06 deadlock states
17 unique states visited
17 strongly connected components in search stack
18 transitions explored
17 items max in DFS search stack
756 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,0,7.58653,206640,1,0,314634,22289,1445,717949,367,192306,491218
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA Szymanski-PT-a04-LTLFireability-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property Szymanski-PT-a04-LTLFireability-05 finished in 103422 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 U X((G(p1) U p2))))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 43 transition count 200
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 43 transition count 200
Applied a total of 4 rules in 5 ms. Remains 43 /45 variables (removed 2) and now considering 200/208 (removed 8) transitions.
[2025-06-06 00:33:53] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2025-06-06 00:33:53] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:33:53] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-06 00:33:53] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2025-06-06 00:33:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:33:53] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:33:54] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-06-06 00:33:54] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2025-06-06 00:33:54] [INFO ] Invariant cache hit.
[2025-06-06 00:33:54] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (OVERLAPS) 75/118 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/118 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 53 constraints, problems are : Problem set: 0 solved, 198 unsolved in 3797 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (OVERLAPS) 75/118 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 198/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/118 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 251 constraints, problems are : Problem set: 0 solved, 198 unsolved in 11529 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15379ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 15381ms
Starting structural reductions in LTL mode, iteration 1 : 43/45 places, 200/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15516 ms. Remains : 43/45 places, 200/208 transitions.
Stuttering acceptance computed with spot in 265 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (NOT p2), true, (NOT p1)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a04-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-07 finished in 15803 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((p1 U X(p1)))&&F(p2)&&p0)))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Applied a total of 6 rules in 2 ms. Remains 42 /45 variables (removed 3) and now considering 196/208 (removed 12) transitions.
[2025-06-06 00:34:09] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 00:34:09] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:09] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-06 00:34:09] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:09] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:34:09] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 00:34:09] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:09] [INFO ] Invariant cache hit.
[2025-06-06 00:34:09] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2834 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 9067 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11943ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11944ms
Starting structural reductions in LTL mode, iteration 1 : 42/45 places, 196/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12075 ms. Remains : 42/45 places, 196/208 transitions.
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a04-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-08 finished in 12259 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (p1||G(p0)))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 43 transition count 200
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 43 transition count 200
Applied a total of 4 rules in 3 ms. Remains 43 /45 variables (removed 2) and now considering 200/208 (removed 8) transitions.
[2025-06-06 00:34:21] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2025-06-06 00:34:21] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:21] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-06 00:34:21] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2025-06-06 00:34:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:22] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:34:22] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 198 sub problems to find dead transitions.
[2025-06-06 00:34:22] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2025-06-06 00:34:22] [INFO ] Invariant cache hit.
[2025-06-06 00:34:22] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (OVERLAPS) 75/118 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (OVERLAPS) 0/118 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 53 constraints, problems are : Problem set: 0 solved, 198 unsolved in 4051 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 198 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 2 (OVERLAPS) 75/118 variables, 43/44 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 198/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
At refinement iteration 6 (OVERLAPS) 0/118 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 198 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 251 constraints, problems are : Problem set: 0 solved, 198 unsolved in 11523 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 198/198 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15604ms problems are : Problem set: 0 solved, 198 unsolved
Search for dead transitions found 0 dead transitions in 15605ms
Starting structural reductions in LTL mode, iteration 1 : 43/45 places, 200/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15733 ms. Remains : 43/45 places, 200/208 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a04-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-09 finished in 15841 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(p0))) U (F(p1)&&G(p2))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Applied a total of 6 rules in 4 ms. Remains 42 /45 variables (removed 3) and now considering 196/208 (removed 12) transitions.
[2025-06-06 00:34:37] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 00:34:37] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:37] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-06 00:34:37] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:37] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:34:37] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 00:34:37] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:37] [INFO ] Invariant cache hit.
[2025-06-06 00:34:37] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2848 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 8765 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11650ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11651ms
Starting structural reductions in LTL mode, iteration 1 : 42/45 places, 196/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11766 ms. Remains : 42/45 places, 196/208 transitions.
Stuttering acceptance computed with spot in 367 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-10
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a04-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-10 finished in 12153 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||((p1 U (F(p2) U X(p3)))&&F(p1))))'
Support contains 7 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Applied a total of 6 rules in 5 ms. Remains 42 /45 variables (removed 3) and now considering 196/208 (removed 12) transitions.
[2025-06-06 00:34:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:49] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-06 00:34:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:34:50] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:34:50] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 00:34:50] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:34:50] [INFO ] Invariant cache hit.
[2025-06-06 00:34:50] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2781 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 8988 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11805ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11805ms
Starting structural reductions in LTL mode, iteration 1 : 42/45 places, 196/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11939 ms. Remains : 42/45 places, 196/208 transitions.
Stuttering acceptance computed with spot in 425 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (AND (NOT p2) (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p3)), (NOT p2), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p1), (NOT p3)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-11
Stuttering criterion allowed to conclude after 116 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a04-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-11 finished in 12387 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 3 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 22 place count 42 transition count 180
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 41 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 41 transition count 176
Applied a total of 24 rules in 18 ms. Remains 41 /45 variables (removed 4) and now considering 176/208 (removed 32) transitions.
[2025-06-06 00:35:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2025-06-06 00:35:02] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:02] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-06 00:35:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:35:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:02] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:35:02] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 212 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:35:02] [INFO ] Redundant transitions in 0 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 00:35:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 00:35:02] [INFO ] Invariant cache hit.
[2025-06-06 00:35:02] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 0/110 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 51 constraints, problems are : Problem set: 0 solved, 174 unsolved in 3028 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/110 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 174/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/110 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 225 constraints, problems are : Problem set: 0 solved, 174 unsolved in 6108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9192ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 9192ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/45 places, 176/208 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9440 ms. Remains : 41/45 places, 176/208 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-12
Stuttering criterion allowed to conclude after 319 steps with 1 reset in 2 ms.
FORMULA Szymanski-PT-a04-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-12 finished in 9514 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(G(p0))&&F(p1))))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 43 transition count 200
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 43 transition count 200
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 20 place count 43 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 42 transition count 180
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 42 transition count 180
Applied a total of 22 rules in 10 ms. Remains 42 /45 variables (removed 3) and now considering 180/208 (removed 28) transitions.
[2025-06-06 00:35:11] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
// Phase 1: matrix 70 rows 42 cols
[2025-06-06 00:35:11] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:11] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-06 00:35:11] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2025-06-06 00:35:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:11] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:35:11] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:35:11] [INFO ] Redundant transitions in 1 ms returned []
Running 178 sub problems to find dead transitions.
[2025-06-06 00:35:11] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2025-06-06 00:35:11] [INFO ] Invariant cache hit.
[2025-06-06 00:35:11] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/112 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 0/112 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Real declared 112/112 variables, and 52 constraints, problems are : Problem set: 0 solved, 178 unsolved in 2569 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 178 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/112 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 178/230 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/112 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (OVERLAPS) 0/112 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Int declared 112/112 variables, and 230 constraints, problems are : Problem set: 0 solved, 178 unsolved in 7983 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10591ms problems are : Problem set: 0 solved, 178 unsolved
Search for dead transitions found 0 dead transitions in 10592ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/45 places, 180/208 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10737 ms. Remains : 42/45 places, 180/208 transitions.
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-13
Stuttering criterion allowed to conclude after 14421 steps with 813 reset in 30 ms.
FORMULA Szymanski-PT-a04-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-13 finished in 10877 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Applied a total of 6 rules in 6 ms. Remains 42 /45 variables (removed 3) and now considering 196/208 (removed 12) transitions.
[2025-06-06 00:35:22] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 00:35:22] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:22] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-06 00:35:22] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:35:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:22] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:35:22] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 137 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 00:35:22] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 00:35:22] [INFO ] Invariant cache hit.
[2025-06-06 00:35:22] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (OVERLAPS) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Real declared 116/116 variables, and 52 constraints, problems are : Problem set: 0 solved, 194 unsolved in 2826 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 194 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 2 (OVERLAPS) 74/116 variables, 42/43 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/116 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/116 variables, 194/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
At refinement iteration 6 (OVERLAPS) 0/116 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 194 unsolved
No progress, stopping.
After SMT solving in domain Int declared 116/116 variables, and 246 constraints, problems are : Problem set: 0 solved, 194 unsolved in 8746 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 194/194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11606ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11608ms
Starting structural reductions in LTL mode, iteration 1 : 42/45 places, 196/208 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11751 ms. Remains : 42/45 places, 196/208 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-14
Stuttering criterion allowed to conclude after 77 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a04-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-14 finished in 11847 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U p1)&&G(F(p2)))))'
Support contains 4 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 208/208 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 42 transition count 196
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 42 transition count 196
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 0 with 12 rules applied. Total rules applied 18 place count 42 transition count 184
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 41 transition count 180
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 41 transition count 180
Applied a total of 20 rules in 13 ms. Remains 41 /45 variables (removed 4) and now considering 180/208 (removed 28) transitions.
[2025-06-06 00:35:34] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
// Phase 1: matrix 70 rows 41 cols
[2025-06-06 00:35:34] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:34] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-06 00:35:34] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2025-06-06 00:35:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 00:35:34] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 00:35:34] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 00:35:34] [INFO ] Redundant transitions in 0 ms returned []
Running 178 sub problems to find dead transitions.
[2025-06-06 00:35:34] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2025-06-06 00:35:34] [INFO ] Invariant cache hit.
[2025-06-06 00:35:34] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/111 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 0/111 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Real declared 111/111 variables, and 51 constraints, problems are : Problem set: 0 solved, 178 unsolved in 3385 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 178 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 70/111 variables, 41/42 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 178/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/111 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (OVERLAPS) 0/111 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 178 unsolved
No progress, stopping.
After SMT solving in domain Int declared 111/111 variables, and 229 constraints, problems are : Problem set: 0 solved, 178 unsolved in 6418 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 41/41 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9823ms problems are : Problem set: 0 solved, 178 unsolved
Search for dead transitions found 0 dead transitions in 9825ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/45 places, 180/208 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9963 ms. Remains : 41/45 places, 180/208 transitions.
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p2) (NOT p1)), (NOT p2), (NOT p2), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a04-LTLFireability-15
Stuttering criterion allowed to conclude after 469 steps with 1 reset in 3 ms.
FORMULA Szymanski-PT-a04-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a04-LTLFireability-15 finished in 10165 ms.
All properties solved by simple procedures.
Total runtime 339856 ms.

BK_STOP 1749170144775

--------------------
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="Szymanski-PT-a04"
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 Szymanski-PT-a04, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915589200092"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a04.tgz
mv Szymanski-PT-a04 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 ;