Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200139.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-b04, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200139
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K 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 4.0K 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 3.7M 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-b04-LTLCardinality-00
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-01
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-02
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-03
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-04
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-05
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-06
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-07
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-08
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-09
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-10
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-11
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-12
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-13
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-14
FORMULA_NAME Szymanski-PT-b04-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749174564307

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-06 01:49:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 01:49:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 01:49:26] [INFO ] Load time of PNML (sax parser for PT used): 334 ms
[2025-06-06 01:49:26] [INFO ] Transformed 568 places.
[2025-06-06 01:49:26] [INFO ] Transformed 8320 transitions.
[2025-06-06 01:49:26] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 502 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 8 formulas.
Deduced a syphon composed of 260 places in 21 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b04-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b04-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 11 out of 308 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 306 transition count 8064
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 305 transition count 7936
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 305 transition count 7936
Applied a total of 4 rules in 201 ms. Remains 305 /308 variables (removed 3) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 01:49:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 01:49:26] [INFO ] Computed 1 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:49:27] [INFO ] Implicit Places using invariants in 717 ms returned []
[2025-06-06 01:49:27] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:49:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:49:28] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:49:59] [INFO ] Performed 291/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 01:50:08] [INFO ] Implicit Places using invariants and state equation in 41237 ms returned []
Implicit Place search using SMT with State Equation took 42001 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:50:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:50:08] [INFO ] Invariant cache hit.
[2025-06-06 01:50:08] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30267 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30110 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74529ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74599ms
Starting structural reductions in LTL mode, iteration 1 : 305/308 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 116865 ms. Remains : 305/308 places, 7936/8064 transitions.
Support contains 11 out of 305 places after structural reductions.
[2025-06-06 01:51:24] [INFO ] Flatten gal took : 433 ms
[2025-06-06 01:51:24] [INFO ] Flatten gal took : 293 ms
[2025-06-06 01:51:24] [INFO ] Input system was already deterministic with 7936 transitions.
RANDOM walk for 40002 steps (10 resets) in 2109 ms. (18 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40002 steps (11 resets) in 167 ms. (238 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (11 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 142 ms. (279 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (13 resets) in 153 ms. (259 steps per ms) remains 4/4 properties
[2025-06-06 01:51:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:51:25] [INFO ] Invariant cache hit.
[2025-06-06 01:51:25] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 299/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp5 is UNSAT
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 2 solved, 2 unsolved in 971 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2726 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3733ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 385 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 388 ms. Remains : 305/305 places, 7808/7936 transitions.
RANDOM walk for 40007 steps (8 resets) in 256 ms. (155 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 98 ms. (404 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 141220 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 141220 steps, saw 54872 distinct states, run finished after 3008 ms. (steps per millisecond=46 ) properties seen :0
[2025-06-06 01:51:33] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2025-06-06 01:51:33] [INFO ] Computed 3 invariants in 30 ms
[2025-06-06 01:51:33] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 283/286 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:51:33] [INFO ] Deduced a trap composed of 75 places in 573 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:51:34] [INFO ] Deduced a trap composed of 129 places in 549 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:51:34] [INFO ] Deduced a trap composed of 129 places in 592 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:51:35] [INFO ] Deduced a trap composed of 137 places in 305 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 19/305 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2604/2909 variables, 305/312 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2909 variables, 147/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2909 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/2909 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2909/2909 variables, and 459 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3408 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 283/286 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:51:37] [INFO ] Deduced a trap composed of 45 places in 516 ms of which 29 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 19/305 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2604/2909 variables, 305/313 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2909 variables, 147/460 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2909 variables, 2/462 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2909 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/2909 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2909/2909 variables, and 462 constraints, problems are : Problem set: 0 solved, 2 unsolved in 13799 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17275ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 277 ms.
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 285 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 286 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 304 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2025-06-06 01:51:51] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 01:51:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:51:52] [INFO ] Implicit Places using invariants in 1769 ms returned []
[2025-06-06 01:51:52] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 01:51:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:51:53] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:52:18] [INFO ] Implicit Places using invariants and state equation in 25854 ms returned []
Implicit Place search using SMT with State Equation took 27632 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:52:19] [INFO ] Redundant transitions in 1006 ms returned []
Running 7806 sub problems to find dead transitions.
[2025-06-06 01:52:19] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 01:52:19] [INFO ] Invariant cache hit.
[2025-06-06 01:52:19] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30117 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7806/7806 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:19] [INFO ] Deduced a trap composed of 81 places in 616 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:19] [INFO ] Deduced a trap composed of 138 places in 468 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:22] [INFO ] Deduced a trap composed of 31 places in 596 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:22] [INFO ] Deduced a trap composed of 45 places in 651 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:23] [INFO ] Deduced a trap composed of 42 places in 616 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:24] [INFO ] Deduced a trap composed of 36 places in 601 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:24] [INFO ] Deduced a trap composed of 36 places in 680 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:25] [INFO ] Deduced a trap composed of 44 places in 569 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:26] [INFO ] Deduced a trap composed of 49 places in 504 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:26] [INFO ] Deduced a trap composed of 48 places in 528 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:27] [INFO ] Deduced a trap composed of 50 places in 627 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:27] [INFO ] Deduced a trap composed of 75 places in 611 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:28] [INFO ] Deduced a trap composed of 78 places in 503 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:28] [INFO ] Deduced a trap composed of 111 places in 449 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:29] [INFO ] Deduced a trap composed of 137 places in 322 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:30] [INFO ] Deduced a trap composed of 72 places in 387 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:32] [INFO ] Deduced a trap composed of 53 places in 603 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:53:32] [INFO ] Deduced a trap composed of 60 places in 617 ms of which 35 ms to minimize.
SMT process timed out in 73059ms, After SMT, problems are : Problem set: 0 solved, 7806 unsolved
Search for dead transitions found 0 dead transitions in 73088ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102070 ms. Remains : 305/305 places, 7808/7808 transitions.
Successfully simplified 2 atomic propositions for a total of 5 simplifications.
FORMULA Szymanski-PT-b04-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 11 stabilizing places and 2304 stable transitions
FORMULA Szymanski-PT-b04-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U G(p1)) U G(!p0)))'
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 769 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 01:53:33] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 01:53:33] [INFO ] Computed 1 invariants in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:53:34] [INFO ] Implicit Places using invariants in 422 ms returned []
[2025-06-06 01:53:34] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:53:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:53:35] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:54:02] [INFO ] Implicit Places using invariants and state equation in 28331 ms returned []
Implicit Place search using SMT with State Equation took 28773 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:54:03] [INFO ] Redundant transitions in 1039 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:54:03] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:54:03] [INFO ] Invariant cache hit.
[2025-06-06 01:54:03] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30239 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73754ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 73773ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 104386 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 411 ms :[p0, (NOT p1), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b04-LTLCardinality-04
Product exploration explored 100000 steps with 2 reset in 806 ms.
Product exploration explored 100000 steps with 8 reset in 534 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Detected a total of 11/305 stabilizing places and 2304/7936 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 246 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[p0, (NOT p1), (NOT p0)]
RANDOM walk for 40002 steps (10 resets) in 333 ms. (119 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (11 resets) in 181 ms. (219 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 1/1 properties
[2025-06-06 01:55:19] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:55:19] [INFO ] Invariant cache hit.
[2025-06-06 01:55:20] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 936 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1603 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2580ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 305 transition count 7810
Applied a total of 126 rules in 215 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7936 (removed 126) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232 ms. Remains : 305/305 places, 7810/7936 transitions.
RANDOM walk for 40000 steps (8 resets) in 317 ms. (125 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 153925 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 1
Probabilistic random walk after 153925 steps, saw 56837 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2025-06-06 01:55:25] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
// Phase 1: matrix 2606 rows 305 cols
[2025-06-06 01:55:26] [INFO ] Computed 1 invariants in 46 ms
[2025-06-06 01:55:26] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2606/2911 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2911 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2911 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/2911 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2911/2911 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 881 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:55:27] [INFO ] Deduced a trap composed of 31 places in 437 ms of which 15 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/305 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2606/2911 variables, 305/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2911 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2911 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2911/2911 variables, and 455 constraints, problems are : Problem set: 0 solved, 1 unsolved in 13791 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14762ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 232 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232 ms. Remains : 305/305 places, 7810/7810 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 201 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
[2025-06-06 01:55:41] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2025-06-06 01:55:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:55:41] [INFO ] Implicit Places using invariants in 445 ms returned []
[2025-06-06 01:55:41] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2025-06-06 01:55:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:55:42] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:56:18] [INFO ] Performed 101/305 implicitness test of which 0 returned IMPLICIT in 36 seconds.
[2025-06-06 01:56:48] [INFO ] Performed 117/305 implicitness test of which 0 returned IMPLICIT in 66 seconds.
[2025-06-06 01:57:17] [INFO ] Implicit Places using invariants and state equation in 95449 ms returned []
Implicit Place search using SMT with State Equation took 95909 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:57:17] [INFO ] Redundant transitions in 734 ms returned []
Running 7808 sub problems to find dead transitions.
[2025-06-06 01:57:17] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2025-06-06 01:57:17] [INFO ] Invariant cache hit.
[2025-06-06 01:57:17] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7808 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2911 variables, and 1 constraints, problems are : Problem set: 0 solved, 7808 unsolved in 30108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7808/7808 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7808 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7808 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/2911 variables, and 1 constraints, problems are : Problem set: 0 solved, 7808 unsolved in 30103 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7808 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73781ms problems are : Problem set: 0 solved, 7808 unsolved
Search for dead transitions found 0 dead transitions in 73800ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170680 ms. Remains : 305/305 places, 7810/7810 transitions.
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 7 factoid took 248 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 137 ms :[p0, (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 111 ms :[p0, (NOT p1), (NOT p0)]
[2025-06-06 01:58:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 01:58:32] [INFO ] Computed 1 invariants in 23 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 01:58:34] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-06 01:58:35] [INFO ] [Real]Absence check using state equation in 507 ms returned sat
[2025-06-06 01:58:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 01:58:37] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-06 01:58:37] [INFO ] [Nat]Absence check using state equation in 621 ms returned sat
[2025-06-06 01:58:37] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:58:39] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-06 01:58:39] [INFO ] [Nat]Added 147 Read/Feed constraints in 1588 ms returned sat
[2025-06-06 01:58:40] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2721 transitions) in 876 ms.
[2025-06-06 01:58:41] [INFO ] Added : 1 causal constraints over 1 iterations in 1346 ms. Result :sat
Could not prove EG p0
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 198 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 01:58:41] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:58:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:58:41] [INFO ] Implicit Places using invariants in 424 ms returned []
[2025-06-06 01:58:41] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:58:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:58:42] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:59:10] [INFO ] Implicit Places using invariants and state equation in 28760 ms returned []
Implicit Place search using SMT with State Equation took 29190 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:59:11] [INFO ] Redundant transitions in 756 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:59:11] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:59:11] [INFO ] Invariant cache hit.
[2025-06-06 01:59:11] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30114 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30111 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73634ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 73651ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 103830 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Detected a total of 11/305 stabilizing places and 2304/7936 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 188 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[p0, (NOT p1), (NOT p0)]
RANDOM walk for 40006 steps (9 resets) in 209 ms. (190 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (12 resets) in 107 ms. (370 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
[2025-06-06 02:00:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:00:25] [INFO ] Invariant cache hit.
[2025-06-06 02:00:25] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 727 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 302/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1578 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2336ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 305 transition count 7810
Applied a total of 126 rules in 259 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7936 (removed 126) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 260 ms. Remains : 305/305 places, 7810/7936 transitions.
RANDOM walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 30055 steps (6 resets) in 87 ms. (341 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 7 factoid took 320 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 130 ms :[p0, (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 127 ms :[p0, (NOT p1), (NOT p0)]
[2025-06-06 02:00:28] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:00:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 02:00:30] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-06 02:00:31] [INFO ] [Real]Absence check using state equation in 474 ms returned sat
[2025-06-06 02:00:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 02:00:33] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-06 02:00:34] [INFO ] [Nat]Absence check using state equation in 660 ms returned sat
[2025-06-06 02:00:34] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:00:35] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-06 02:00:36] [INFO ] [Nat]Added 147 Read/Feed constraints in 1634 ms returned sat
[2025-06-06 02:00:36] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2721 transitions) in 434 ms.
[2025-06-06 02:00:36] [INFO ] Added : 1 causal constraints over 1 iterations in 769 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 94 ms :[p0, (NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 2 reset in 509 ms.
Product exploration explored 100000 steps with 2 reset in 553 ms.
Built C files in :
/tmp/ltsmin9229703172257435504
[2025-06-06 02:00:38] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:00:38] [INFO ] Built C files in 116ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9229703172257435504
Running compilation step : cd /tmp/ltsmin9229703172257435504;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9229703172257435504;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9229703172257435504;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 374 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:00:42] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:00:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:00:43] [INFO ] Implicit Places using invariants in 696 ms returned []
[2025-06-06 02:00:43] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:00:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:00:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:01:11] [INFO ] Implicit Places using invariants and state equation in 28461 ms returned []
Implicit Place search using SMT with State Equation took 29166 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:01:12] [INFO ] Redundant transitions in 766 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:01:12] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:01:12] [INFO ] Invariant cache hit.
[2025-06-06 02:01:12] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30112 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30124 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75138ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 75203ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 105561 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin18138797437768451643
[2025-06-06 02:02:27] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:02:27] [INFO ] Built C files in 88ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18138797437768451643
Running compilation step : cd /tmp/ltsmin18138797437768451643;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin18138797437768451643;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin18138797437768451643;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 02:02:32] [INFO ] Flatten gal took : 229 ms
[2025-06-06 02:02:32] [INFO ] Flatten gal took : 223 ms
[2025-06-06 02:02:32] [INFO ] Time to serialize gal into /tmp/LTL4262611484745743019.gal : 56 ms
[2025-06-06 02:02:32] [INFO ] Time to serialize properties into /tmp/LTL12757334286221156777.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/LTL4262611484745743019.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6905758067455359912.hoa' '-atoms' '/tmp/LTL12757334286221156777.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/LTL12757334286221156777.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6905758067455359912.hoa
Detected timeout of ITS tools.
[2025-06-06 02:02:47] [INFO ] Flatten gal took : 202 ms
[2025-06-06 02:02:48] [INFO ] Flatten gal took : 212 ms
[2025-06-06 02:02:48] [INFO ] Time to serialize gal into /tmp/LTL5206635663049194759.gal : 35 ms
[2025-06-06 02:02:48] [INFO ] Time to serialize properties into /tmp/LTL12738314213989908625.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5206635663049194759.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12738314213989908625.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 : !((((F("(p99<=p10)"))U(G("(l1<2)")))U(G("(p99>p10)"))))
Formula 0 simplified : (G!"(p99<=p10)" R F!"(l1<2)") R F!"(p99>p10)"
Detected timeout of ITS tools.
[2025-06-06 02:03:03] [INFO ] Flatten gal took : 199 ms
[2025-06-06 02:03:03] [INFO ] Applying decomposition
[2025-06-06 02:03:03] [INFO ] Flatten gal took : 195 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/graph17173396479280811565.txt' '-o' '/tmp/graph17173396479280811565.bin' '-w' '/tmp/graph17173396479280811565.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17173396479280811565.bin' '-l' '-1' '-v' '-w' '/tmp/graph17173396479280811565.weights' '-q' '0' '-e' '0.001'
[2025-06-06 02:03:04] [INFO ] Decomposing Gal with order
[2025-06-06 02:03:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 02:03:05] [INFO ] Removed a total of 12880 redundant transitions.
[2025-06-06 02:03:06] [INFO ] Flatten gal took : 1789 ms
[2025-06-06 02:03:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1164 labels/synchronizations in 322 ms.
[2025-06-06 02:03:06] [INFO ] Time to serialize gal into /tmp/LTL2911569889532793564.gal : 25 ms
[2025-06-06 02:03:06] [INFO ] Time to serialize properties into /tmp/LTL5717856168579022387.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/LTL2911569889532793564.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5717856168579022387.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((((F("(gu0.p99<=gu0.p10)"))U(G("(gi1.gu1.l1<2)")))U(G("(gu0.p99>gu0.p10)"))))
Formula 0 simplified : (G!"(gu0.p99<=gu0.p10)" R F!"(gi1.gu1.l1<2)") R F!"(gu0.p99>gu0.p10)"
Detected timeout of ITS tools.
Treatment of property Szymanski-PT-b04-LTLCardinality-04 finished in 588944 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 218 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:03:22] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:03:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:03:22] [INFO ] Implicit Places using invariants in 474 ms returned []
[2025-06-06 02:03:22] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:03:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:03:23] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:03:54] [INFO ] Performed 296/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:03:57] [INFO ] Implicit Places using invariants and state equation in 34461 ms returned []
Implicit Place search using SMT with State Equation took 34953 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:03:57] [INFO ] Redundant transitions in 753 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:03:58] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:03:58] [INFO ] Invariant cache hit.
[2025-06-06 02:03:58] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30110 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30105 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 83624ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 83641ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 119598 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b04-LTLCardinality-07
Product exploration explored 100000 steps with 0 reset in 581 ms.
Product exploration explored 100000 steps with 0 reset in 539 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40005 steps (11 resets) in 215 ms. (185 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (10 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 139398 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 1
Probabilistic random walk after 139398 steps, saw 60224 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2025-06-06 02:05:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:05:26] [INFO ] Invariant cache hit.
[2025-06-06 02:05:26] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 304/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 821 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 304/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1578 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2420ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 218 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 218 ms. Remains : 305/305 places, 7808/7936 transitions.
RANDOM walk for 40007 steps (8 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 117 ms. (339 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 157108 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 1
Probabilistic random walk after 157108 steps, saw 57273 distinct states, run finished after 3002 ms. (steps per millisecond=52 ) properties seen :0
[2025-06-06 02:05:31] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2025-06-06 02:05:31] [INFO ] Computed 3 invariants in 18 ms
[2025-06-06 02:05:31] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:32] [INFO ] Deduced a trap composed of 31 places in 576 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:33] [INFO ] Deduced a trap composed of 37 places in 560 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:33] [INFO ] Deduced a trap composed of 45 places in 510 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:34] [INFO ] Deduced a trap composed of 37 places in 502 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:34] [INFO ] Deduced a trap composed of 36 places in 507 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:35] [INFO ] Deduced a trap composed of 75 places in 528 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:35] [INFO ] Deduced a trap composed of 129 places in 537 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:36] [INFO ] Deduced a trap composed of 51 places in 600 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:37] [INFO ] Deduced a trap composed of 50 places in 557 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:37] [INFO ] Deduced a trap composed of 64 places in 613 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:38] [INFO ] Deduced a trap composed of 78 places in 536 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:38] [INFO ] Deduced a trap composed of 129 places in 602 ms of which 75 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:39] [INFO ] Deduced a trap composed of 137 places in 302 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 13/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 19/305 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2604/2909 variables, 305/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/2909 variables, 147/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2909 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/2909 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2909/2909 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 8196 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 13/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:05:40] [INFO ] Deduced a trap composed of 59 places in 468 ms of which 32 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 19/305 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/305 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2604/2909 variables, 305/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2909 variables, 147/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2909 variables, 1/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2909 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2909 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2909/2909 variables, and 470 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5770 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14024ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 193 ms.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 196 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 196 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2025-06-06 02:05:46] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:05:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:05:48] [INFO ] Implicit Places using invariants in 1800 ms returned []
[2025-06-06 02:05:48] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:05:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:05:48] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:06:17] [INFO ] Implicit Places using invariants and state equation in 29223 ms returned []
Implicit Place search using SMT with State Equation took 31028 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:06:18] [INFO ] Redundant transitions in 754 ms returned []
Running 7806 sub problems to find dead transitions.
[2025-06-06 02:06:18] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:06:18] [INFO ] Invariant cache hit.
[2025-06-06 02:06:18] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30112 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7806/7806 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:17] [INFO ] Deduced a trap composed of 81 places in 594 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:18] [INFO ] Deduced a trap composed of 138 places in 490 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:20] [INFO ] Deduced a trap composed of 31 places in 697 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:21] [INFO ] Deduced a trap composed of 45 places in 670 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:21] [INFO ] Deduced a trap composed of 42 places in 618 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:22] [INFO ] Deduced a trap composed of 36 places in 667 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:23] [INFO ] Deduced a trap composed of 36 places in 724 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:24] [INFO ] Deduced a trap composed of 44 places in 610 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:24] [INFO ] Deduced a trap composed of 49 places in 586 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:25] [INFO ] Deduced a trap composed of 48 places in 585 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:25] [INFO ] Deduced a trap composed of 50 places in 528 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:26] [INFO ] Deduced a trap composed of 75 places in 574 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:27] [INFO ] Deduced a trap composed of 78 places in 544 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:27] [INFO ] Deduced a trap composed of 111 places in 513 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:27] [INFO ] Deduced a trap composed of 137 places in 270 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:29] [INFO ] Deduced a trap composed of 72 places in 354 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:31] [INFO ] Deduced a trap composed of 53 places in 711 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:31] [INFO ] Deduced a trap composed of 60 places in 665 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:07:32] [INFO ] Deduced a trap composed of 75 places in 605 ms of which 29 ms to minimize.
SMT process timed out in 74136ms, After SMT, problems are : Problem set: 0 solved, 7806 unsolved
Search for dead transitions found 0 dead transitions in 74155ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106169 ms. Remains : 305/305 places, 7808/7808 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 192 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:07:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:07:33] [INFO ] Computed 1 invariants in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:07:33] [INFO ] Implicit Places using invariants in 450 ms returned []
[2025-06-06 02:07:33] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:07:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:07:34] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:08:04] [INFO ] Performed 298/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:08:07] [INFO ] Implicit Places using invariants and state equation in 33712 ms returned []
Implicit Place search using SMT with State Equation took 34171 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:08:07] [INFO ] Redundant transitions in 758 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:08:07] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:08:07] [INFO ] Invariant cache hit.
[2025-06-06 02:08:07] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30106 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74298ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74310ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 109457 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40003 steps (10 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (19 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 143959 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 1
Probabilistic random walk after 143959 steps, saw 61381 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2025-06-06 02:09:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:09:25] [INFO ] Invariant cache hit.
[2025-06-06 02:09:25] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 304/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 737 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 304/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1579 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2335ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 194 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 194 ms. Remains : 305/305 places, 7808/7936 transitions.
RANDOM walk for 40000 steps (8 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 160654 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 1
Probabilistic random walk after 160654 steps, saw 57798 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2025-06-06 02:09:31] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2025-06-06 02:09:31] [INFO ] Computed 3 invariants in 21 ms
[2025-06-06 02:09:31] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:31] [INFO ] Deduced a trap composed of 31 places in 627 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:32] [INFO ] Deduced a trap composed of 37 places in 570 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:33] [INFO ] Deduced a trap composed of 45 places in 591 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:33] [INFO ] Deduced a trap composed of 37 places in 567 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:34] [INFO ] Deduced a trap composed of 36 places in 602 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:34] [INFO ] Deduced a trap composed of 75 places in 598 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:35] [INFO ] Deduced a trap composed of 129 places in 581 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:36] [INFO ] Deduced a trap composed of 51 places in 586 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:36] [INFO ] Deduced a trap composed of 50 places in 564 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:37] [INFO ] Deduced a trap composed of 64 places in 597 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:37] [INFO ] Deduced a trap composed of 78 places in 560 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:38] [INFO ] Deduced a trap composed of 129 places in 530 ms of which 72 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:38] [INFO ] Deduced a trap composed of 137 places in 285 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 13/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 19/305 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2604/2909 variables, 305/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/2909 variables, 147/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2909 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/2909 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2909/2909 variables, and 468 constraints, problems are : Problem set: 0 solved, 1 unsolved in 8503 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 13/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:40] [INFO ] Deduced a trap composed of 59 places in 463 ms of which 31 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 19/305 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/305 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2604/2909 variables, 305/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2909 variables, 147/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2909 variables, 1/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2909 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2909 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2909/2909 variables, and 470 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5933 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14481ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 160 ms.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 184 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 184 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 185 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2025-06-06 02:09:46] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:09:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:09:47] [INFO ] Implicit Places using invariants in 1736 ms returned []
[2025-06-06 02:09:47] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:09:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:09:48] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:10:17] [INFO ] Implicit Places using invariants and state equation in 29523 ms returned []
Implicit Place search using SMT with State Equation took 31264 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:10:18] [INFO ] Redundant transitions in 778 ms returned []
Running 7806 sub problems to find dead transitions.
[2025-06-06 02:10:18] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:10:18] [INFO ] Invariant cache hit.
[2025-06-06 02:10:18] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7806/7806 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:17] [INFO ] Deduced a trap composed of 81 places in 642 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:17] [INFO ] Deduced a trap composed of 138 places in 511 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:20] [INFO ] Deduced a trap composed of 31 places in 681 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:20] [INFO ] Deduced a trap composed of 45 places in 677 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:21] [INFO ] Deduced a trap composed of 42 places in 630 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:22] [INFO ] Deduced a trap composed of 36 places in 644 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:23] [INFO ] Deduced a trap composed of 36 places in 731 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:23] [INFO ] Deduced a trap composed of 44 places in 608 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:24] [INFO ] Deduced a trap composed of 49 places in 583 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:24] [INFO ] Deduced a trap composed of 48 places in 543 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:25] [INFO ] Deduced a trap composed of 50 places in 518 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:25] [INFO ] Deduced a trap composed of 75 places in 522 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:26] [INFO ] Deduced a trap composed of 78 places in 557 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:27] [INFO ] Deduced a trap composed of 111 places in 546 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:27] [INFO ] Deduced a trap composed of 137 places in 316 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:28] [INFO ] Deduced a trap composed of 72 places in 403 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:30] [INFO ] Deduced a trap composed of 53 places in 695 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:31] [INFO ] Deduced a trap composed of 60 places in 553 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:11:31] [INFO ] Deduced a trap composed of 75 places in 593 ms of which 29 ms to minimize.
SMT process timed out in 73639ms, After SMT, problems are : Problem set: 0 solved, 7806 unsolved
Search for dead transitions found 0 dead transitions in 73651ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105924 ms. Remains : 305/305 places, 7808/7808 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1 reset in 596 ms.
Product exploration explored 100000 steps with 7 reset in 515 ms.
Built C files in :
/tmp/ltsmin5002708954973546967
[2025-06-06 02:11:33] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:11:33] [INFO ] Built C files in 74ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5002708954973546967
Running compilation step : cd /tmp/ltsmin5002708954973546967;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5002708954973546967;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5002708954973546967;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 193 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:11:36] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:11:36] [INFO ] Computed 1 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:11:37] [INFO ] Implicit Places using invariants in 461 ms returned []
[2025-06-06 02:11:37] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:11:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:11:38] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:12:08] [INFO ] Performed 300/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:12:10] [INFO ] Implicit Places using invariants and state equation in 32966 ms returned []
Implicit Place search using SMT with State Equation took 33430 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:12:10] [INFO ] Redundant transitions in 759 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:12:10] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:12:10] [INFO ] Invariant cache hit.
[2025-06-06 02:12:10] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30308 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30116 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77051ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 77065ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 111473 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin2034110449987661628
[2025-06-06 02:13:28] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:13:28] [INFO ] Built C files in 178ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2034110449987661628
Running compilation step : cd /tmp/ltsmin2034110449987661628;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2034110449987661628;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2034110449987661628;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 02:13:32] [INFO ] Flatten gal took : 492 ms
[2025-06-06 02:13:32] [INFO ] Flatten gal took : 340 ms
[2025-06-06 02:13:32] [INFO ] Time to serialize gal into /tmp/LTL13820134911351632869.gal : 38 ms
[2025-06-06 02:13:33] [INFO ] Time to serialize properties into /tmp/LTL8821629063765204588.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13820134911351632869.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3529028995213554076.hoa' '-atoms' '/tmp/LTL8821629063765204588.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/LTL8821629063765204588.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3529028995213554076.hoa
Detected timeout of ITS tools.
[2025-06-06 02:13:48] [INFO ] Flatten gal took : 211 ms
[2025-06-06 02:13:48] [INFO ] Flatten gal took : 226 ms
[2025-06-06 02:13:48] [INFO ] Time to serialize gal into /tmp/LTL2928708121492234861.gal : 28 ms
[2025-06-06 02:13:48] [INFO ] Time to serialize properties into /tmp/LTL15913534069127647304.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/LTL2928708121492234861.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15913534069127647304.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 : !((G(F("(p175<1)"))))
Formula 0 simplified : FG!"(p175<1)"
Detected timeout of ITS tools.
[2025-06-06 02:14:03] [INFO ] Flatten gal took : 211 ms
[2025-06-06 02:14:03] [INFO ] Applying decomposition
[2025-06-06 02:14:04] [INFO ] Flatten gal took : 220 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/graph2279022337796269314.txt' '-o' '/tmp/graph2279022337796269314.bin' '-w' '/tmp/graph2279022337796269314.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2279022337796269314.bin' '-l' '-1' '-v' '-w' '/tmp/graph2279022337796269314.weights' '-q' '0' '-e' '0.001'
[2025-06-06 02:14:04] [INFO ] Decomposing Gal with order
[2025-06-06 02:14:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 02:14:05] [INFO ] Removed a total of 17839 redundant transitions.
[2025-06-06 02:14:05] [INFO ] Flatten gal took : 436 ms
[2025-06-06 02:14:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 1074 labels/synchronizations in 222 ms.
[2025-06-06 02:14:05] [INFO ] Time to serialize gal into /tmp/LTL1155910106535143119.gal : 73 ms
[2025-06-06 02:14:05] [INFO ] Time to serialize properties into /tmp/LTL2958592238766002788.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/LTL1155910106535143119.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2958592238766002788.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 : !((G(F("(i1.u16.p175<1)"))))
Formula 0 simplified : FG!"(i1.u16.p175<1)"
Detected timeout of ITS tools.
Treatment of property Szymanski-PT-b04-LTLCardinality-07 finished in 658669 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0||X(G(p1))) U X(!p1))))'
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 37 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:14:22] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:14:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:14:22] [INFO ] Implicit Places using invariants in 482 ms returned []
[2025-06-06 02:14:23] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:14:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:14:24] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:14:54] [INFO ] Performed 296/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:14:56] [INFO ] Implicit Places using invariants and state equation in 33894 ms returned []
Implicit Place search using SMT with State Equation took 34393 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:14:56] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:14:56] [INFO ] Invariant cache hit.
[2025-06-06 02:14:56] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30105 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30107 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75064ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 75076ms
Finished structural reductions in LTL mode , in 1 iterations and 109522 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 226 ms :[p1, p1, p1, p1, true]
Running random walk in product with property : Szymanski-PT-b04-LTLCardinality-12
Product exploration explored 100000 steps with 33333 reset in 820 ms.
Product exploration explored 100000 steps with 33333 reset in 754 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 24 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b04-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b04-LTLCardinality-12 finished in 111564 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U G(p1)) U G(!p0)))'
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)))'
[2025-06-06 02:16:14] [INFO ] Flatten gal took : 197 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin9127385210992321769
[2025-06-06 02:16:14] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:16:14] [INFO ] Built C files in 100ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9127385210992321769
Running compilation step : cd /tmp/ltsmin9127385210992321769;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '360' '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'
[2025-06-06 02:16:14] [INFO ] Applying decomposition
[2025-06-06 02:16:15] [INFO ] Flatten gal took : 210 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/graph5755891021519830056.txt' '-o' '/tmp/graph5755891021519830056.bin' '-w' '/tmp/graph5755891021519830056.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5755891021519830056.bin' '-l' '-1' '-v' '-w' '/tmp/graph5755891021519830056.weights' '-q' '0' '-e' '0.001'
[2025-06-06 02:16:15] [INFO ] Decomposing Gal with order
[2025-06-06 02:16:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 02:16:16] [INFO ] Removed a total of 12880 redundant transitions.
[2025-06-06 02:16:16] [INFO ] Flatten gal took : 951 ms
[2025-06-06 02:16:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 1164 labels/synchronizations in 242 ms.
[2025-06-06 02:16:16] [INFO ] Time to serialize gal into /tmp/LTLCardinality6765089366767056663.gal : 22 ms
[2025-06-06 02:16:16] [INFO ] Time to serialize properties into /tmp/LTLCardinality512043197838622226.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/LTLCardinality6765089366767056663.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality512043197838622226.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...296
Read 2 LTL properties
Checking formula 0 : !((((F("(gu0.p99<=gu0.p10)"))U(G("(gi1.gu1.l1<2)")))U(G("(gu0.p99>gu0.p10)"))))
Formula 0 simplified : (G!"(gu0.p99<=gu0.p10)" R F!"(gi1.gu1.l1<2)") R F!"(gu0.p99>gu0.p10)"
Compilation finished in 37173 ms.
Running link step : cd /tmp/ltsmin9127385210992321769;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 106 ms.
Running LTSmin : cd /tmp/ltsmin9127385210992321769;'/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' '--ltl' '((<>((LTLAPp0==true)) U []((LTLAPp1==true))) U [](!(LTLAPp0==true)))' '--buchi-type=spotba'

BK_STOP 1749176560112

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-b04"
export BK_EXAMINATION="LTLCardinality"
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-b04, examination is LTLCardinality"
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-174915589200139"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b04.tgz
mv Szymanski-PT-b04 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;