Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200124.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-a12, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K 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-a12-LTLFireability-00
FORMULA_NAME Szymanski-PT-a12-LTLFireability-01
FORMULA_NAME Szymanski-PT-a12-LTLFireability-02
FORMULA_NAME Szymanski-PT-a12-LTLFireability-03
FORMULA_NAME Szymanski-PT-a12-LTLFireability-04
FORMULA_NAME Szymanski-PT-a12-LTLFireability-05
FORMULA_NAME Szymanski-PT-a12-LTLFireability-06
FORMULA_NAME Szymanski-PT-a12-LTLFireability-07
FORMULA_NAME Szymanski-PT-a12-LTLFireability-08
FORMULA_NAME Szymanski-PT-a12-LTLFireability-09
FORMULA_NAME Szymanski-PT-a12-LTLFireability-10
FORMULA_NAME Szymanski-PT-a12-LTLFireability-11
FORMULA_NAME Szymanski-PT-a12-LTLFireability-12
FORMULA_NAME Szymanski-PT-a12-LTLFireability-13
FORMULA_NAME Szymanski-PT-a12-LTLFireability-14
FORMULA_NAME Szymanski-PT-a12-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749171829372

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-a12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-06 01:03:50] [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 01:03:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 01:03:50] [INFO ] Load time of PNML (sax parser for PT used): 82 ms
[2025-06-06 01:03:50] [INFO ] Transformed 61 places.
[2025-06-06 01:03:50] [INFO ] Transformed 224 transitions.
[2025-06-06 01:03:50] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 186 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a12-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a12-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 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 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 44 transition count 204
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 44 transition count 204
Applied a total of 8 rules in 18 ms. Remains 44 /49 variables (removed 5) and now considering 204/216 (removed 12) transitions.
[2025-06-06 01:03:51] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
// Phase 1: matrix 76 rows 44 cols
[2025-06-06 01:03:51] [INFO ] Computed 1 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:03:51] [INFO ] Implicit Places using invariants in 175 ms returned []
[2025-06-06 01:03:51] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
[2025-06-06 01:03:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:03:51] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:03:51] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
Running 202 sub problems to find dead transitions.
[2025-06-06 01:03:51] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
[2025-06-06 01:03:51] [INFO ] Invariant cache hit.
[2025-06-06 01:03:51] [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) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 76/120 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 0/120 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 54 constraints, problems are : Problem set: 0 solved, 202 unsolved in 3104 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 76/120 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 202/256 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (OVERLAPS) 0/120 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 256 constraints, problems are : Problem set: 0 solved, 202 unsolved in 7091 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10302ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 10316ms
Starting structural reductions in LTL mode, iteration 1 : 44/49 places, 204/216 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10666 ms. Remains : 44/49 places, 204/216 transitions.
Support contains 27 out of 44 places after structural reductions.
[2025-06-06 01:04:02] [INFO ] Flatten gal took : 39 ms
[2025-06-06 01:04:02] [INFO ] Flatten gal took : 14 ms
[2025-06-06 01:04:02] [INFO ] Input system was already deterministic with 204 transitions.
Support contains 25 out of 44 places (down from 27) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 24 to 23
RANDOM walk for 40009 steps (41 resets) in 532 ms. (75 steps per ms) remains 4/23 properties
BEST_FIRST walk for 40004 steps (14 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (13 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (14 resets) in 115 ms. (344 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 108 ms. (367 steps per ms) remains 3/3 properties
[2025-06-06 01:04:02] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
[2025-06-06 01:04:02] [INFO ] Invariant cache hit.
[2025-06-06 01:04:02] [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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 39/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 76/120 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/120 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 54 constraints, problems are : Problem set: 0 solved, 3 unsolved in 109 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 39/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 76/120 variables, 44/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 9/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 3/57 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/120 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 57 constraints, problems are : Problem set: 0 solved, 3 unsolved in 134 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 248ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 166 steps, including 3 resets, run visited all 3 properties in 5 ms. (steps per millisecond=33 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 11 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:04:03] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 01:04:03] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:03] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-06 01:04:03] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:04:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:03] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:04:03] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:04:03] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:04:03] [INFO ] Invariant cache hit.
[2025-06-06 01:04:03] [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 2373 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 9055 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 11473ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11480ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11609 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 293 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-00
Entered a terminal (fully accepting) state of product in 932 steps with 5 reset in 13 ms.
FORMULA Szymanski-PT-a12-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-00 finished in 11990 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 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 20 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 40 transition count 172
Applied a total of 24 rules in 27 ms. Remains 40 /44 variables (removed 4) and now considering 172/204 (removed 32) transitions.
[2025-06-06 01:04:15] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2025-06-06 01:04:15] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:15] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-06 01:04:15] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:04:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:15] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:04:15] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:04:15] [INFO ] Redundant transitions in 5 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 01:04:15] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:04:15] [INFO ] Invariant cache hit.
[2025-06-06 01:04:15] [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 2669 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 8700 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 11400ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 11401ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 172/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11559 ms. Remains : 40/44 places, 172/204 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-01
Stuttering criterion allowed to conclude after 125 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a12-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-01 finished in 11618 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))&&(F(!p1) U X(p2))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 6 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:04:26] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 01:04:26] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:26] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-06 01:04:26] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:04:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:26] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:04:26] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:04:26] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:04:26] [INFO ] Invariant cache hit.
[2025-06-06 01:04:26] [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 2412 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 8900 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 11337ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11338ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11465 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p2) p0), p0, (NOT p2), (AND p1 (NOT p2)), p1]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-03
Stuttering criterion allowed to conclude after 74 steps with 1 reset in 1 ms.
FORMULA Szymanski-PT-a12-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-03 finished in 11717 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 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 20 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 40 transition count 172
Applied a total of 24 rules in 33 ms. Remains 40 /44 variables (removed 4) and now considering 172/204 (removed 32) transitions.
[2025-06-06 01:04:38] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2025-06-06 01:04:38] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:38] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-06 01:04:38] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:04:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:38] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:04:38] [INFO ] Implicit Places using invariants and state equation in 72 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 01:04:38] [INFO ] Redundant transitions in 5 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 01:04:38] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:04:38] [INFO ] Invariant cache hit.
[2025-06-06 01:04:38] [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 2538 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 8416 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 10979ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 10981ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 172/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11146 ms. Remains : 40/44 places, 172/204 transitions.
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-04
Product exploration explored 100000 steps with 885 reset in 248 ms.
Stack based approach found an accepted trace after 1464 steps with 13 reset with depth 185 and stack size 179 in 4 ms.
FORMULA Szymanski-PT-a12-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-04 finished in 11476 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(G(p0))||G(!p1))))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 2 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:04:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 01:04:49] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:49] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 01:04:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:04:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:04:49] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:04:50] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:04:50] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:04:50] [INFO ] Invariant cache hit.
[2025-06-06 01:04:50] [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 2274 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 9149 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 11446ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11447ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11559 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND p1 (NOT p0)), (NOT p0), (AND p1 (NOT p0))]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-05
Product exploration explored 100000 steps with 522 reset in 195 ms.
Product exploration explored 100000 steps with 520 reset in 316 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 p1 p0), (X p1), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 82 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
RANDOM walk for 4962 steps (9 resets) in 35 ms. (137 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 91 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 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Support contains 2 out of 42 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 : 42/42 places, 196/196 transitions.
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 12 place count 42 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 40 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 40 transition count 176
Applied a total of 16 rules in 16 ms. Remains 40 /42 variables (removed 2) and now considering 176/196 (removed 20) transitions.
[2025-06-06 01:05:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 40 cols
[2025-06-06 01:05:02] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:05:02] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-06 01:05:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:05:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:05:02] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:05:02] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:05:02] [INFO ] Redundant transitions in 5 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 01:05:02] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:05:02] [INFO ] Invariant cache hit.
[2025-06-06 01:05:02] [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) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/109 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 0/109 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 109/109 variables, and 50 constraints, problems are : Problem set: 0 solved, 174 unsolved in 2484 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 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) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/109 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 174/224 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/109 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 109/109 variables, and 224 constraints, problems are : Problem set: 0 solved, 174 unsolved in 6573 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9075ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 9075ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/42 places, 176/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9217 ms. Remains : 40/42 places, 176/196 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 82 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 34 ms :[(NOT p0)]
RANDOM walk for 9873 steps (10 resets) in 33 ms. (290 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 82 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 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Product exploration explored 100000 steps with 439 reset in 175 ms.
Product exploration explored 100000 steps with 454 reset in 192 ms.
Built C files in :
/tmp/ltsmin8075984478176496569
[2025-06-06 01:05:12] [INFO ] Computing symmetric may disable matrix : 176 transitions.
[2025-06-06 01:05:12] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:05:12] [INFO ] Computing symmetric may enable matrix : 176 transitions.
[2025-06-06 01:05:12] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:05:12] [INFO ] Computing Do-Not-Accords matrix : 176 transitions.
[2025-06-06 01:05:12] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:05:12] [INFO ] Built C files in 53ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8075984478176496569
Running compilation step : cd /tmp/ltsmin8075984478176496569;'/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 476 ms.
Running link step : cd /tmp/ltsmin8075984478176496569;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin8075984478176496569;'/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/stateBased15647726891761678141.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, 176/176 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 172
Applied a total of 4 rules in 8 ms. Remains 40 /40 variables (removed 0) and now considering 172/176 (removed 4) transitions.
[2025-06-06 01:05:27] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2025-06-06 01:05:27] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:05:27] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-06 01:05:27] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:05:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:05:27] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:05:27] [INFO ] Implicit Places using invariants and state equation in 71 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 01:05:27] [INFO ] Redundant transitions in 7 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 01:05:27] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:05:27] [INFO ] Invariant cache hit.
[2025-06-06 01:05:27] [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 2777 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 8616 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 11415ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 11415ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/40 places, 172/176 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11562 ms. Remains : 40/40 places, 172/176 transitions.
Built C files in :
/tmp/ltsmin9485649168558298790
[2025-06-06 01:05:39] [INFO ] Computing symmetric may disable matrix : 172 transitions.
[2025-06-06 01:05:39] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:05:39] [INFO ] Computing symmetric may enable matrix : 172 transitions.
[2025-06-06 01:05:39] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:05:39] [INFO ] Computing Do-Not-Accords matrix : 172 transitions.
[2025-06-06 01:05:39] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:05:39] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9485649168558298790
Running compilation step : cd /tmp/ltsmin9485649168558298790;'/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 305 ms.
Running link step : cd /tmp/ltsmin9485649168558298790;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin9485649168558298790;'/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/stateBased8656960637413391569.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-06 01:05:54] [INFO ] Flatten gal took : 9 ms
[2025-06-06 01:05:54] [INFO ] Flatten gal took : 9 ms
[2025-06-06 01:05:54] [INFO ] Time to serialize gal into /tmp/LTL11584224857175298061.gal : 4 ms
[2025-06-06 01:05:54] [INFO ] Time to serialize properties into /tmp/LTL7676851763164776467.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/LTL11584224857175298061.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9138898553824968355.hoa' '-atoms' '/tmp/LTL7676851763164776467.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL7676851763164776467.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9138898553824968355.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t51, t52, t68, t98, t99, t140, t147, t148, t149, t150, t165, t188...281
Computing Next relation with stutter on 6.5622e+13 deadlock states
Detected timeout of ITS tools.
[2025-06-06 01:06:09] [INFO ] Flatten gal took : 10 ms
[2025-06-06 01:06:09] [INFO ] Flatten gal took : 8 ms
[2025-06-06 01:06:09] [INFO ] Time to serialize gal into /tmp/LTL10814728541936924094.gal : 2 ms
[2025-06-06 01:06:09] [INFO ] Time to serialize properties into /tmp/LTL1385201236211622611.ltl : 2 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/LTL10814728541936924094.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1385201236211622611.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X((F(G("((s5<1)||(l3<1))")))||(G("((s2>=1)&&(l37>=1))")))))
Formula 0 simplified : X(GF!"((s5<1)||(l3<1))" & F!"((s2>=1)&&(l37>=1))")
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t51, t52, t68, t98, t99, t140, t147, t148, t149, t150, t165, t188...281
Computing Next relation with stutter on 6.5622e+13 deadlock states
Detected timeout of ITS tools.
[2025-06-06 01:06:24] [INFO ] Flatten gal took : 8 ms
[2025-06-06 01:06:24] [INFO ] Applying decomposition
[2025-06-06 01:06:24] [INFO ] Flatten gal took : 8 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/graph13266279621347164765.txt' '-o' '/tmp/graph13266279621347164765.bin' '-w' '/tmp/graph13266279621347164765.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13266279621347164765.bin' '-l' '-1' '-v' '-w' '/tmp/graph13266279621347164765.weights' '-q' '0' '-e' '0.001'
[2025-06-06 01:06:24] [INFO ] Decomposing Gal with order
[2025-06-06 01:06:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 01:06:24] [INFO ] Removed a total of 288 redundant transitions.
[2025-06-06 01:06:24] [INFO ] Flatten gal took : 53 ms
[2025-06-06 01:06:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 38 labels/synchronizations in 6 ms.
[2025-06-06 01:06:24] [INFO ] Time to serialize gal into /tmp/LTL8244156717136727804.gal : 3 ms
[2025-06-06 01:06:24] [INFO ] Time to serialize properties into /tmp/LTL9648137923577542075.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8244156717136727804.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9648137923577542075.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X((F(G("((i5.u9.s5<1)||(u0.l3<1))")))||(G("((u0.s2>=1)&&(u10.l37>=1))")))))
Formula 0 simplified : X(GF!"((i5.u9.s5<1)||(u0.l3<1))" & F!"((u0.s2>=1)&&(u10.l37>=1))")
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t51, t52, t68, t98, t140, t147, t148, t149, t150, t165, t188, t19...283
Computing Next relation with stutter on 6.5622e+13 deadlock states
Detected timeout of ITS tools.
Treatment of property Szymanski-PT-a12-LTLFireability-05 finished in 109685 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 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 20 place count 42 transition count 180
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 41 transition count 176
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 41 transition count 176
Applied a total of 22 rules in 18 ms. Remains 41 /44 variables (removed 3) and now considering 176/204 (removed 28) transitions.
[2025-06-06 01:06:39] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2025-06-06 01:06:39] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:06:39] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-06 01:06:39] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:06:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:06:39] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:06:39] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:06:39] [INFO ] Redundant transitions in 2 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 01:06:39] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:06:39] [INFO ] Invariant cache hit.
[2025-06-06 01:06:39] [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 2716 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 6799 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 9536ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 9536ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/44 places, 176/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9677 ms. Remains : 41/44 places, 176/204 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-06
Stuttering criterion allowed to conclude after 244 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-a12-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-06 finished in 9741 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((F(p0) U p1))&&(p1||X(G(p2))||G(p3)))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:06:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 01:06:49] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:06:49] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-06 01:06:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:06:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:06:49] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:06:49] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:06:49] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:06:49] [INFO ] Invariant cache hit.
[2025-06-06 01:06:49] [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 2432 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 8982 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 11435ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11435ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11555 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 334 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p2), (AND (NOT p2) (NOT p3)), (NOT p0), true, (NOT p3)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-07
Stuttering criterion allowed to conclude after 83 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a12-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-07 finished in 11921 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))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:07:01] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:01] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-06 01:07:01] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:01] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:07:01] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:07:01] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:01] [INFO ] Invariant cache hit.
[2025-06-06 01:07:01] [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 2439 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 9110 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 11576ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11577ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11697 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 112 ms.
Product exploration explored 100000 steps with 50000 reset in 119 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 : [p0, (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 16 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-a12-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-a12-LTLFireability-08 finished in 12070 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(X(p1))||G(p2))&&p0))))'
Support contains 5 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:07:13] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:13] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 01:07:13] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:13] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:07:13] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:07:13] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:13] [INFO ] Invariant cache hit.
[2025-06-06 01:07:13] [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 2342 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 8947 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 11310ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11310ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11420 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 360 ms :[(NOT p1), (NOT p2), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a12-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-09 finished in 11795 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(G((G(p1) U (p0||X(X(X(p2)))))))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:07:25] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:25] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-06 01:07:25] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:25] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:07:25] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:07:25] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:25] [INFO ] Invariant cache hit.
[2025-06-06 01:07:25] [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 2448 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 9044 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 11516ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11517ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11625 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 688 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p1)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-10
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a12-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-10 finished in 12350 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 18 place count 43 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 41 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 41 transition count 176
Applied a total of 22 rules in 10 ms. Remains 41 /44 variables (removed 3) and now considering 176/204 (removed 28) transitions.
[2025-06-06 01:07:37] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2025-06-06 01:07:37] [INFO ] Computed 1 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:37] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 01:07:37] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:07:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:37] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:07:37] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:07:37] [INFO ] Redundant transitions in 1 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 01:07:37] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:07:37] [INFO ] Invariant cache hit.
[2025-06-06 01:07:37] [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 2603 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 4639 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 7260ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 7260ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/44 places, 176/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7385 ms. Remains : 41/44 places, 176/204 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-12
Stuttering criterion allowed to conclude after 92 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a12-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-12 finished in 7433 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(!p1)&&p0)))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 1 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:07:44] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 01:07:44] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:44] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-06 01:07:44] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:44] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:07:45] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:07:45] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:07:45] [INFO ] Invariant cache hit.
[2025-06-06 01:07:45] [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 2404 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 9229 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 11654ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11654ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11770 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 87 ms :[(OR (NOT p0) p1), p1]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-13
Stuttering criterion allowed to conclude after 155 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a12-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-13 finished in 11874 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
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 16 place count 44 transition count 188
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 42 transition count 180
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 42 transition count 180
Applied a total of 20 rules in 12 ms. Remains 42 /44 variables (removed 2) and now considering 180/204 (removed 24) transitions.
[2025-06-06 01:07:56] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
// Phase 1: matrix 70 rows 42 cols
[2025-06-06 01:07:56] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:56] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-06 01:07:56] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2025-06-06 01:07:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:07:56] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:07:56] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:07:56] [INFO ] Redundant transitions in 1 ms returned []
Running 178 sub problems to find dead transitions.
[2025-06-06 01:07:56] [INFO ] Flow matrix only has 70 transitions (discarded 110 similar events)
[2025-06-06 01:07:56] [INFO ] Invariant cache hit.
[2025-06-06 01:07:56] [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 2204 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 4677 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 6901ms problems are : Problem set: 0 solved, 178 unsolved
Search for dead transitions found 0 dead transitions in 6902ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/44 places, 180/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7031 ms. Remains : 42/44 places, 180/204 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-14
Stuttering criterion allowed to conclude after 343 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-a12-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-14 finished in 7082 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p1))&&G(p2)&&p0)))'
Support contains 5 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 1 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:08:03] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2025-06-06 01:08:03] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:03] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-06 01:08:03] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:08:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:03] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:08:03] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 108 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:08:03] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:08:03] [INFO ] Invariant cache hit.
[2025-06-06 01:08:03] [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 2392 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 8982 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 11394ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11395ms
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11505 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 188 ms :[(NOT p2), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p0)), true]
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a12-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a12-LTLFireability-15 finished in 11707 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(G(p0))||G(!p1))))'
Found a Lengthening insensitive property : Szymanski-PT-a12-LTLFireability-05
Stuttering acceptance computed with spot in 129 ms :[(AND p1 (NOT p0)), (NOT p0), (AND p1 (NOT p0))]
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 11 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2025-06-06 01:08:15] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:08:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:15] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-06 01:08:15] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:08:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:16] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:08:16] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 194 sub problems to find dead transitions.
[2025-06-06 01:08:16] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2025-06-06 01:08:16] [INFO ] Invariant cache hit.
[2025-06-06 01:08:16] [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 2406 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 8912 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 11340ms problems are : Problem set: 0 solved, 194 unsolved
Search for dead transitions found 0 dead transitions in 11341ms
Starting structural reductions in LI_LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 11479 ms. Remains : 42/44 places, 196/204 transitions.
Running random walk in product with property : Szymanski-PT-a12-LTLFireability-05
Product exploration explored 100000 steps with 519 reset in 183 ms.
Product exploration explored 100000 steps with 533 reset in 189 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 p1 p0), (X p1), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 100 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
RANDOM walk for 993 steps (0 resets) in 6 ms. (141 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X p1), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 111 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 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Support contains 2 out of 42 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 : 42/42 places, 196/196 transitions.
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 12 place count 42 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 40 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 40 transition count 176
Applied a total of 16 rules in 9 ms. Remains 40 /42 variables (removed 2) and now considering 176/196 (removed 20) transitions.
[2025-06-06 01:08:28] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 40 cols
[2025-06-06 01:08:28] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:28] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 01:08:28] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:08:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:08:28] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:08:28] [INFO ] Redundant transitions in 1 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-06 01:08:28] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2025-06-06 01:08:28] [INFO ] Invariant cache hit.
[2025-06-06 01:08:28] [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, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/109 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 0/109 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 109/109 variables, and 50 constraints, problems are : Problem set: 0 solved, 174 unsolved in 2485 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 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) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 69/109 variables, 40/41 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/109 variables, 9/50 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 174/224 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/109 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 109/109 variables, and 224 constraints, problems are : Problem set: 0 solved, 174 unsolved in 6285 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 40/40 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8792ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 8792ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/42 places, 176/196 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8905 ms. Remains : 40/42 places, 176/196 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 78 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 41 ms :[(NOT p0)]
RANDOM walk for 3423 steps (6 resets) in 14 ms. (228 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 109 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 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Product exploration explored 100000 steps with 441 reset in 178 ms.
Product exploration explored 100000 steps with 425 reset in 187 ms.
Built C files in :
/tmp/ltsmin13456664792943702715
[2025-06-06 01:08:37] [INFO ] Computing symmetric may disable matrix : 176 transitions.
[2025-06-06 01:08:37] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:08:37] [INFO ] Computing symmetric may enable matrix : 176 transitions.
[2025-06-06 01:08:37] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:08:37] [INFO ] Computing Do-Not-Accords matrix : 176 transitions.
[2025-06-06 01:08:37] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:08:37] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13456664792943702715
Running compilation step : cd /tmp/ltsmin13456664792943702715;'/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 332 ms.
Running link step : cd /tmp/ltsmin13456664792943702715;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin13456664792943702715;'/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/stateBased4120667841042443759.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, 176/176 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 172
Applied a total of 4 rules in 13 ms. Remains 40 /40 variables (removed 0) and now considering 172/176 (removed 4) transitions.
[2025-06-06 01:08:52] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2025-06-06 01:08:52] [INFO ] Computed 1 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:52] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-06 01:08:52] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:08:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:08:52] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-06 01:08:53] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:08:53] [INFO ] Redundant transitions in 1 ms returned []
Running 170 sub problems to find dead transitions.
[2025-06-06 01:08:53] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2025-06-06 01:08:53] [INFO ] Invariant cache hit.
[2025-06-06 01:08:53] [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 2498 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 8605 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 11120ms problems are : Problem set: 0 solved, 170 unsolved
Search for dead transitions found 0 dead transitions in 11122ms
Starting structural reductions in SI_LTL mode, iteration 1 : 40/40 places, 172/176 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11266 ms. Remains : 40/40 places, 172/176 transitions.
Built C files in :
/tmp/ltsmin16598758897880873722
[2025-06-06 01:09:04] [INFO ] Computing symmetric may disable matrix : 172 transitions.
[2025-06-06 01:09:04] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:09:04] [INFO ] Computing symmetric may enable matrix : 172 transitions.
[2025-06-06 01:09:04] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:09:04] [INFO ] Computing Do-Not-Accords matrix : 172 transitions.
[2025-06-06 01:09:04] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:09:04] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16598758897880873722
Running compilation step : cd /tmp/ltsmin16598758897880873722;'/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 324 ms.
Running link step : cd /tmp/ltsmin16598758897880873722;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin16598758897880873722;'/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/stateBased10226424505888820412.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-06 01:09:19] [INFO ] Flatten gal took : 8 ms
[2025-06-06 01:09:19] [INFO ] Flatten gal took : 8 ms
[2025-06-06 01:09:19] [INFO ] Time to serialize gal into /tmp/LTL16404249786268267519.gal : 1 ms
[2025-06-06 01:09:19] [INFO ] Time to serialize properties into /tmp/LTL2511457638346097557.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/LTL16404249786268267519.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2520480319371741261.hoa' '-atoms' '/tmp/LTL2511457638346097557.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL2511457638346097557.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2520480319371741261.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t51, t52, t68, t98, t99, t140, t147, t148, t149, t150, t165, t188...281
Computing Next relation with stutter on 6.5622e+13 deadlock states
Detected timeout of ITS tools.
[2025-06-06 01:09:34] [INFO ] Flatten gal took : 8 ms
[2025-06-06 01:09:34] [INFO ] Flatten gal took : 7 ms
[2025-06-06 01:09:34] [INFO ] Time to serialize gal into /tmp/LTL6098174124239779184.gal : 1 ms
[2025-06-06 01:09:34] [INFO ] Time to serialize properties into /tmp/LTL13821127827492659743.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/LTL6098174124239779184.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13821127827492659743.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X((F(G("((s5<1)||(l3<1))")))||(G("((s2>=1)&&(l37>=1))")))))
Formula 0 simplified : X(GF!"((s5<1)||(l3<1))" & F!"((s2>=1)&&(l37>=1))")
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t51, t52, t68, t98, t99, t140, t147, t148, t149, t150, t165, t188...281
Computing Next relation with stutter on 6.5622e+13 deadlock states
Detected timeout of ITS tools.
[2025-06-06 01:09:49] [INFO ] Flatten gal took : 14 ms
[2025-06-06 01:09:49] [INFO ] Applying decomposition
[2025-06-06 01:09:49] [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/graph6354113986743412512.txt' '-o' '/tmp/graph6354113986743412512.bin' '-w' '/tmp/graph6354113986743412512.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6354113986743412512.bin' '-l' '-1' '-v' '-w' '/tmp/graph6354113986743412512.weights' '-q' '0' '-e' '0.001'
[2025-06-06 01:09:49] [INFO ] Decomposing Gal with order
[2025-06-06 01:09:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 01:09:49] [INFO ] Removed a total of 292 redundant transitions.
[2025-06-06 01:09:49] [INFO ] Flatten gal took : 14 ms
[2025-06-06 01:09:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 43 labels/synchronizations in 3 ms.
[2025-06-06 01:09:49] [INFO ] Time to serialize gal into /tmp/LTL8769056429690339714.gal : 1 ms
[2025-06-06 01:09:49] [INFO ] Time to serialize properties into /tmp/LTL7917661484937349225.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/LTL8769056429690339714.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7917661484937349225.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X((F(G("((i4.u9.s5<1)||(u0.l3<1))")))||(G("((i0.u4.s2>=1)&&(u10.l37>=1))")))))
Formula 0 simplified : X(GF!"((i4.u9.s5<1)||(u0.l3<1))" & F!"((i0.u4.s2>=1)&&(u10.l37>=1))")
Reverse transition relation is NOT exact ! Due to transitions t4, t18, t19, t41, t42, t51, t52, t68, t98, t99, t140, t147, t148, t149, t150, t165, t188, t1...283
Computing Next relation with stutter on 6.5622e+13 deadlock states
Detected timeout of ITS tools.
Treatment of property Szymanski-PT-a12-LTLFireability-05 finished in 108994 ms.
[2025-06-06 01:10:04] [INFO ] Flatten gal took : 7 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin13629362619869797028
[2025-06-06 01:10:04] [INFO ] Computing symmetric may disable matrix : 204 transitions.
[2025-06-06 01:10:04] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:10:04] [INFO ] Computing symmetric may enable matrix : 204 transitions.
[2025-06-06 01:10:04] [INFO ] Applying decomposition
[2025-06-06 01:10:04] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:10:04] [INFO ] Flatten gal took : 7 ms
[2025-06-06 01:10:04] [INFO ] Computing Do-Not-Accords matrix : 204 transitions.
[2025-06-06 01:10:04] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 01:10:04] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13629362619869797028
Running compilation step : cd /tmp/ltsmin13629362619869797028;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9147778838360611271.txt' '-o' '/tmp/graph9147778838360611271.bin' '-w' '/tmp/graph9147778838360611271.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9147778838360611271.bin' '-l' '-1' '-v' '-w' '/tmp/graph9147778838360611271.weights' '-q' '0' '-e' '0.001'
[2025-06-06 01:10:04] [INFO ] Decomposing Gal with order
[2025-06-06 01:10:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 01:10:04] [INFO ] Removed a total of 358 redundant transitions.
[2025-06-06 01:10:04] [INFO ] Flatten gal took : 26 ms
[2025-06-06 01:10:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 45 labels/synchronizations in 3 ms.
[2025-06-06 01:10:04] [INFO ] Time to serialize gal into /tmp/LTLFireability8192297042802858131.gal : 1 ms
[2025-06-06 01:10:04] [INFO ] Time to serialize properties into /tmp/LTLFireability4650076164791450828.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/LTLFireability8192297042802858131.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4650076164791450828.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...276
Read 1 LTL properties
Checking formula 0 : !((X((F(G("((i6.u12.s5<1)||(u0.l3<1))")))||(G(!("((u0.s2<1)||(i6.u13.l37<1))"))))))
Formula 0 simplified : X(GF!"((i6.u12.s5<1)||(u0.l3<1))" & F"((u0.s2<1)||(i6.u13.l37<1))")
Compilation finished in 393 ms.
Running link step : cd /tmp/ltsmin13629362619869797028;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin13629362619869797028;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((<>([]((LTLAPp0==true)))||[](!(LTLAPp1==true))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t41, t42, t51, t52, t68, t98, t140, t147, t148, t149, t150, t165, t188, t196, t1...290
Computing Next relation with stutter on 5.88829e+14 deadlock states
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: Loading model from ./gal.so
pins2lts-mc-linux64( 1/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.004: LTL layer: formula: X((<>([]((LTLAPp0==true)))||[](!(LTLAPp1==true))))
pins2lts-mc-linux64( 4/ 8), 0.004: "X((<>([]((LTLAPp0==true)))||[](!(LTLAPp1==true))))" is not a file, parsing as formula...
pins2lts-mc-linux64( 4/ 8), 0.004: Using Spin LTL semantics
pins2lts-mc-linux64( 6/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.005: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.007: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.007: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.007: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.009: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.009: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.010: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.011: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.012: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.014: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.016: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.030: There are 207 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.030: State length is 45, there are 212 groups
pins2lts-mc-linux64( 0/ 8), 0.030: Running cndfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.030: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.030: Successor permutation: dynamic
pins2lts-mc-linux64( 0/ 8), 0.030: Global bits: 2, count bits: 0, local bits: 0
pins2lts-mc-linux64( 4/ 8), 0.053: [Blue] ~116 levels ~960 states ~3320 transitions
pins2lts-mc-linux64( 4/ 8), 0.074: [Blue] ~230 levels ~1920 states ~8112 transitions
pins2lts-mc-linux64( 4/ 8), 0.114: [Blue] ~462 levels ~3840 states ~17976 transitions
pins2lts-mc-linux64( 4/ 8), 0.195: [Blue] ~934 levels ~7680 states ~41624 transitions
pins2lts-mc-linux64( 6/ 8), 0.359: [Blue] ~1920 levels ~15360 states ~103752 transitions
pins2lts-mc-linux64( 4/ 8), 0.645: [Blue] ~3778 levels ~30720 states ~180232 transitions
pins2lts-mc-linux64( 4/ 8), 1.030: [Blue] ~7468 levels ~61440 states ~372432 transitions
pins2lts-mc-linux64( 4/ 8), 1.543: [Blue] ~14749 levels ~122880 states ~814704 transitions
pins2lts-mc-linux64( 4/ 8), 2.200: [Blue] ~29384 levels ~245760 states ~1755144 transitions
pins2lts-mc-linux64( 4/ 8), 3.186: [Blue] ~58072 levels ~491520 states ~3730464 transitions
pins2lts-mc-linux64( 5/ 8), 5.063: [Blue] ~119038 levels ~983040 states ~8383184 transitions
pins2lts-mc-linux64( 4/ 8), 8.868: [Blue] ~229391 levels ~1966080 states ~16410840 transitions
pins2lts-mc-linux64( 5/ 8), 16.449: [Blue] ~469450 levels ~3932160 states ~35460424 transitions
pins2lts-mc-linux64( 5/ 8), 31.960: [Blue] ~928460 levels ~7864320 states ~72947008 transitions
pins2lts-mc-linux64( 0/ 8), 63.828: [Blue] ~1408214 levels ~15728640 states ~122728504 transitions
pins2lts-mc-linux64( 0/ 8), 127.605: [Blue] ~2708340 levels ~31457280 states ~243800680 transitions
pins2lts-mc-linux64( 6/ 8), 143.156: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 143.179:
pins2lts-mc-linux64( 0/ 8), 143.179: Explored 32582790 states 311476341 transitions, fanout: 9.560
pins2lts-mc-linux64( 0/ 8), 143.179: Total exploration time 143.140 sec (143.120 sec minimum, 143.129 sec on average)
pins2lts-mc-linux64( 0/ 8), 143.179: States per second: 227629, Transitions per second: 2176026
pins2lts-mc-linux64( 0/ 8), 143.180:
pins2lts-mc-linux64( 0/ 8), 143.180: State space has 72508040 states, 0 are accepting
pins2lts-mc-linux64( 0/ 8), 143.180: cndfs_1 (permutation: dynamic) stats:
pins2lts-mc-linux64( 0/ 8), 143.180: blue states: 32582790 (44.94%), transitions: 0 (per worker)
pins2lts-mc-linux64( 0/ 8), 143.180: red states: 0 (0.00%), bogus: 0 (0.00%), transitions: 0, waits: 0 (0.00 sec)
pins2lts-mc-linux64( 0/ 8), 143.180: all-red states: 0 (0.00%), bogus 0 (0.00%)
pins2lts-mc-linux64( 0/ 8), 143.180:
pins2lts-mc-linux64( 0/ 8), 143.180: Total memory used for local state coloring: 442.0MB
pins2lts-mc-linux64( 0/ 8), 143.180:
pins2lts-mc-linux64( 0/ 8), 143.180: Queue width: 8B, total height: 28968885, memory: 221.02MB
pins2lts-mc-linux64( 0/ 8), 143.180: Tree memory: 809.2MB, 11.7 B/state, compr.: 6.4%
pins2lts-mc-linux64( 0/ 8), 143.180: Tree fill ratio (roots/leafs): 54.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 143.180: Stored 205 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 143.180: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 143.180: Est. total memory use: 1030.2MB (~1245.0MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin13629362619869797028;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((<>([]((LTLAPp0==true)))||[](!(LTLAPp1==true))))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin13629362619869797028;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((<>([]((LTLAPp0==true)))||[](!(LTLAPp1==true))))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:114)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-06 01:32:08] [INFO ] Flatten gal took : 11 ms
[2025-06-06 01:32:08] [INFO ] Time to serialize gal into /tmp/LTLFireability17749756452829148266.gal : 1 ms
[2025-06-06 01:32:08] [INFO ] Time to serialize properties into /tmp/LTLFireability3322420529615574170.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability17749756452829148266.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3322420529615574170.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 1 LTL properties
Checking formula 0 : !((X((F(G("((s5<1)||(l3<1))")))||(G(!("((s2<1)||(l37<1))"))))))
Formula 0 simplified : X(GF!"((s5<1)||(l3<1))" & F"((s2<1)||(l37<1))")
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t18, t19, t41, t42, t51, t52, t68, t98, t99, t140, t147, t148, t149, t150, t165, t188...281
Computing Next relation with stutter on 5.88829e+14 deadlock states
3 unique states visited
0 strongly connected components in search stack
2 transitions explored
3 items max in DFS search stack
18812 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,0,188.148,2243192,1,0,1583,1.23705e+07,22,1551,1453,1.41022e+07,3230
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA Szymanski-PT-a12-LTLFireability-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 1897133 ms.

BK_STOP 1749173727952

--------------------
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-a12"
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-a12, 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-174915589200124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a12.tgz
mv Szymanski-PT-a12 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 ;