Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860068200804.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 EisenbergMcGuire-PT-09, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860068200804
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.7M
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K 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 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 2.3M May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1748852896212

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EisenbergMcGuire-PT-09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 08:28:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 08:28:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 08:28:17] [INFO ] Load time of PNML (sax parser for PT used): 204 ms
[2025-06-02 08:28:17] [INFO ] Transformed 891 places.
[2025-06-02 08:28:17] [INFO ] Transformed 3888 transitions.
[2025-06-02 08:28:17] [INFO ] Found NUPN structural information;
[2025-06-02 08:28:17] [INFO ] Parsed PT model containing 891 places and 3888 transitions and 18792 arcs in 313 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EisenbergMcGuire-PT-09-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 891 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 891/891 places, 3888/3888 transitions.
Discarding 68 places :
Symmetric choice reduction at 0 with 68 rule applications. Total rules 68 place count 823 transition count 3276
Iterating global reduction 0 with 68 rules applied. Total rules applied 136 place count 823 transition count 3276
Applied a total of 136 rules in 157 ms. Remains 823 /891 variables (removed 68) and now considering 3276/3888 (removed 612) transitions.
[2025-06-02 08:28:18] [INFO ] Flow matrix only has 1197 transitions (discarded 2079 similar events)
// Phase 1: matrix 1197 rows 823 cols
[2025-06-02 08:28:18] [INFO ] Computed 28 invariants in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:28:19] [INFO ] Implicit Places using invariants in 953 ms returned []
[2025-06-02 08:28:19] [INFO ] Flow matrix only has 1197 transitions (discarded 2079 similar events)
[2025-06-02 08:28:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:28:19] [INFO ] State equation strengthened by 388 read => feed constraints.
[2025-06-02 08:28:24] [INFO ] Implicit Places using invariants and state equation in 5564 ms returned []
Implicit Place search using SMT with State Equation took 6560 ms to find 0 implicit places.
Running 3267 sub problems to find dead transitions.
[2025-06-02 08:28:24] [INFO ] Flow matrix only has 1197 transitions (discarded 2079 similar events)
[2025-06-02 08:28:24] [INFO ] Invariant cache hit.
[2025-06-02 08:28:24] [INFO ] State equation strengthened by 388 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/823 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3267 unsolved
SMT process timed out in 31450ms, After SMT, problems are : Problem set: 0 solved, 3267 unsolved
Search for dead transitions found 0 dead transitions in 31510ms
Starting structural reductions in LTL mode, iteration 1 : 823/891 places, 3276/3888 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38277 ms. Remains : 823/891 places, 3276/3888 transitions.
Support contains 50 out of 823 places after structural reductions.
[2025-06-02 08:28:56] [INFO ] Flatten gal took : 263 ms
[2025-06-02 08:28:56] [INFO ] Flatten gal took : 139 ms
[2025-06-02 08:28:57] [INFO ] Input system was already deterministic with 3276 transitions.
Reduction of identical properties reduced properties to check from 31 to 30
RANDOM walk for 40000 steps (8 resets) in 1628 ms. (24 steps per ms) remains 24/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 24/24 properties
[2025-06-02 08:28:57] [INFO ] Flow matrix only has 1197 transitions (discarded 2079 similar events)
[2025-06-02 08:28:57] [INFO ] Invariant cache hit.
[2025-06-02 08:28:57] [INFO ] State equation strengthened by 388 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) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Problem AtomicPropp18 is UNSAT
At refinement iteration 1 (OVERLAPS) 772/816 variables, 19/19 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/816 variables, 3/22 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:28:58] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:28:58] [INFO ] Deduced a trap composed of 3 places in 85 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:28:58] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/816 variables, 3/25 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/816 variables, 0/25 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 5 (OVERLAPS) 7/823 variables, 6/31 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:28:59] [INFO ] Deduced a trap composed of 3 places in 249 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:28:59] [INFO ] Deduced a trap composed of 3 places in 209 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:28:59] [INFO ] Deduced a trap composed of 3 places in 170 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:00] [INFO ] Deduced a trap composed of 14 places in 174 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:00] [INFO ] Deduced a trap composed of 109 places in 381 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:00] [INFO ] Deduced a trap composed of 3 places in 159 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:00] [INFO ] Deduced a trap composed of 29 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:01] [INFO ] Deduced a trap composed of 35 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:01] [INFO ] Deduced a trap composed of 23 places in 126 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:01] [INFO ] Deduced a trap composed of 17 places in 162 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:01] [INFO ] Deduced a trap composed of 20 places in 272 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:02] [INFO ] Deduced a trap composed of 26 places in 151 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:02] [INFO ] Deduced a trap composed of 32 places in 113 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/823 variables, 13/44 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:02] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 5 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 1.0)
(s12 0.0)
(s13 0.0)
(s14 1.0)
(s15 0.0)
(s16 0.0)
(s17 1.0)
(s18 0.0)
(s19 0.0)
(s20 1.0)
(s21 0.0)
(s22 0.0)
(s23 1.0)
(s24 0.0)
(s25 0.0)
(s26 1.0)
(s27 1.0)
(s28 0.0)
(s29 0.0)
(s30 1.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 1.0)
(s36 0.0)
(s37 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 823/2020 variables, and 45 constraints, problems are : Problem set: 1 solved, 23 unsolved in 5056 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/823 constraints, ReadFeed: 0/388 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 773/815 variables, 19/19 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/815 variables, 3/22 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/815 variables, 5/27 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/815 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 5 (OVERLAPS) 8/823 variables, 6/33 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/823 variables, 12/45 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:03] [INFO ] Deduced a trap composed of 109 places in 372 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:04] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:04] [INFO ] Deduced a trap composed of 99 places in 395 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:05] [INFO ] Deduced a trap composed of 109 places in 418 ms of which 84 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/823 variables, 4/49 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:06] [INFO ] Deduced a trap composed of 52 places in 366 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:06] [INFO ] Deduced a trap composed of 99 places in 333 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:07] [INFO ] Deduced a trap composed of 102 places in 326 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:07] [INFO ] Deduced a trap composed of 53 places in 224 ms of which 23 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/823 variables, 4/53 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 823/2020 variables, and 53 constraints, problems are : Problem set: 1 solved, 23 unsolved in 5010 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/823 constraints, ReadFeed: 0/388 constraints, PredecessorRefiner: 0/24 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10111ms problems are : Problem set: 1 solved, 23 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 42 out of 823 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 823 transition count 3268
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 815 transition count 3268
Performed 251 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 251 Pre rules applied. Total rules applied 16 place count 815 transition count 3017
Deduced a syphon composed of 251 places in 3 ms
Reduce places removed 251 places and 0 transitions.
Iterating global reduction 2 with 502 rules applied. Total rules applied 518 place count 564 transition count 3017
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 521 place count 561 transition count 2990
Iterating global reduction 2 with 3 rules applied. Total rules applied 524 place count 561 transition count 2990
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 3 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 668 place count 489 transition count 2918
Applied a total of 668 rules in 314 ms. Remains 489 /823 variables (removed 334) and now considering 2918/3276 (removed 358) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 315 ms. Remains : 489/823 places, 2918/3276 transitions.
RANDOM walk for 40000 steps (8 resets) in 524 ms. (76 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 23/23 properties
Interrupted probabilistic random walk after 136820 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :2 out of 23
Probabilistic random walk after 136820 steps, saw 93003 distinct states, run finished after 3008 ms. (steps per millisecond=45 ) properties seen :2
[2025-06-02 08:29:11] [INFO ] Flow matrix only has 839 transitions (discarded 2079 similar events)
// Phase 1: matrix 839 rows 489 cols
[2025-06-02 08:29:11] [INFO ] Computed 28 invariants in 6 ms
[2025-06-02 08:29:11] [INFO ] State equation strengthened by 364 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) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 431/471 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/471 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:11] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:11] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:11] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/471 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 10/481 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/481 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 8/489 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:12] [INFO ] Deduced a trap composed of 3 places in 170 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:12] [INFO ] Deduced a trap composed of 3 places in 142 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:13] [INFO ] Deduced a trap composed of 11 places in 139 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:13] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:13] [INFO ] Deduced a trap composed of 13 places in 195 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:13] [INFO ] Deduced a trap composed of 3 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:13] [INFO ] Deduced a trap composed of 15 places in 247 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:14] [INFO ] Deduced a trap composed of 19 places in 108 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:14] [INFO ] Deduced a trap composed of 23 places in 82 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 9/40 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:14] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/489 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (OVERLAPS) 839/1328 variables, 489/530 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1328 variables, 364/894 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1328 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 14 (OVERLAPS) 0/1328 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1328/1328 variables, and 894 constraints, problems are : Problem set: 0 solved, 21 unsolved in 4992 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 489/489 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 431/471 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/471 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/471 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/471 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 10/481 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/481 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 8/489 variables, 6/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/489 variables, 8/41 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:17] [INFO ] Deduced a trap composed of 21 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:17] [INFO ] Deduced a trap composed of 74 places in 263 ms of which 36 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/489 variables, 2/43 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:17] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:18] [INFO ] Deduced a trap composed of 17 places in 95 ms of which 8 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/489 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:18] [INFO ] Deduced a trap composed of 62 places in 274 ms of which 41 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/489 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/489 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 13 (OVERLAPS) 839/1328 variables, 489/535 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1328 variables, 364/899 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1328 variables, 21/920 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:20] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:21] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:21] [INFO ] Deduced a trap composed of 19 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:21] [INFO ] Deduced a trap composed of 34 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:21] [INFO ] Deduced a trap composed of 31 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:22] [INFO ] Deduced a trap composed of 17 places in 262 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:22] [INFO ] Deduced a trap composed of 27 places in 144 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:22] [INFO ] Deduced a trap composed of 35 places in 89 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:22] [INFO ] Deduced a trap composed of 23 places in 284 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:23] [INFO ] Deduced a trap composed of 29 places in 92 ms of which 6 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1328 variables, 10/930 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1328 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 18 (OVERLAPS) 0/1328 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1328/1328 variables, and 930 constraints, problems are : Problem set: 0 solved, 21 unsolved in 17584 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 489/489 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22619ms problems are : Problem set: 0 solved, 21 unsolved
Parikh walk visited 0 properties in 3577 ms.
Support contains 40 out of 489 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 489/489 places, 2918/2918 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 489 transition count 2917
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 488 transition count 2917
Applied a total of 2 rules in 153 ms. Remains 488 /489 variables (removed 1) and now considering 2917/2918 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 488/489 places, 2917/2918 transitions.
RANDOM walk for 40000 steps (8 resets) in 319 ms. (125 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 21/21 properties
Interrupted probabilistic random walk after 149080 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 21
Probabilistic random walk after 149080 steps, saw 100102 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2025-06-02 08:29:41] [INFO ] Flow matrix only has 838 transitions (discarded 2079 similar events)
// Phase 1: matrix 838 rows 488 cols
[2025-06-02 08:29:41] [INFO ] Computed 28 invariants in 3 ms
[2025-06-02 08:29:41] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 430/470 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/470 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:41] [INFO ] Deduced a trap composed of 3 places in 90 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:41] [INFO ] Deduced a trap composed of 3 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:41] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:41] [INFO ] Deduced a trap composed of 84 places in 269 ms of which 37 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/470 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/470 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 10/480 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/480 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 8/488 variables, 6/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:42] [INFO ] Deduced a trap composed of 3 places in 176 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:42] [INFO ] Deduced a trap composed of 3 places in 137 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:42] [INFO ] Deduced a trap composed of 11 places in 140 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:43] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:43] [INFO ] Deduced a trap composed of 13 places in 225 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:43] [INFO ] Deduced a trap composed of 72 places in 237 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:43] [INFO ] Deduced a trap composed of 75 places in 225 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:44] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:44] [INFO ] Deduced a trap composed of 17 places in 99 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:44] [INFO ] Deduced a trap composed of 15 places in 202 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:44] [INFO ] Deduced a trap composed of 19 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:44] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 12/44 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/488 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 838/1326 variables, 488/532 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1326 variables, 364/896 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:45] [INFO ] Deduced a trap composed of 3 places in 82 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1326 variables, 1/897 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1326 variables, 0/897 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 14 (OVERLAPS) 0/1326 variables, 0/897 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1326/1326 variables, and 897 constraints, problems are : Problem set: 0 solved, 21 unsolved in 6468 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 488/488 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 430/470 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/470 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/470 variables, 6/27 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/470 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 10/480 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/480 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 8/488 variables, 6/34 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/488 variables, 11/45 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:48] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:48] [INFO ] Deduced a trap composed of 21 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:48] [INFO ] Deduced a trap composed of 67 places in 231 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:48] [INFO ] Deduced a trap composed of 62 places in 253 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:49] [INFO ] Deduced a trap composed of 74 places in 252 ms of which 36 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/488 variables, 5/50 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/488 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (OVERLAPS) 838/1326 variables, 488/538 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1326 variables, 364/902 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1326 variables, 21/923 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:50] [INFO ] Deduced a trap composed of 17 places in 148 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:51] [INFO ] Deduced a trap composed of 33 places in 83 ms of which 4 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1326 variables, 2/925 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 19 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 27 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 23 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 35 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:53] [INFO ] Deduced a trap composed of 31 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:54] [INFO ] Deduced a trap composed of 23 places in 104 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:54] [INFO ] Deduced a trap composed of 31 places in 87 ms of which 5 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/1326 variables, 9/934 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:56] [INFO ] Deduced a trap composed of 29 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:29:57] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 4 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1326 variables, 2/936 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1326 variables, 0/936 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 18 (OVERLAPS) 0/1326 variables, 0/936 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1326/1326 variables, and 936 constraints, problems are : Problem set: 0 solved, 21 unsolved in 18176 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 488/488 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24684ms problems are : Problem set: 0 solved, 21 unsolved
Parikh walk visited 0 properties in 3812 ms.
Support contains 40 out of 488 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 488/488 places, 2917/2917 transitions.
Applied a total of 0 rules in 105 ms. Remains 488 /488 variables (removed 0) and now considering 2917/2917 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 488/488 places, 2917/2917 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 488/488 places, 2917/2917 transitions.
Applied a total of 0 rules in 96 ms. Remains 488 /488 variables (removed 0) and now considering 2917/2917 (removed 0) transitions.
[2025-06-02 08:30:09] [INFO ] Flow matrix only has 838 transitions (discarded 2079 similar events)
[2025-06-02 08:30:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:30:10] [INFO ] Implicit Places using invariants in 450 ms returned []
[2025-06-02 08:30:10] [INFO ] Flow matrix only has 838 transitions (discarded 2079 similar events)
[2025-06-02 08:30:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:30:10] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:30:13] [INFO ] Implicit Places using invariants and state equation in 2849 ms returned []
Implicit Place search using SMT with State Equation took 3301 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:30:13] [INFO ] Redundant transitions in 148 ms returned []
Running 2908 sub problems to find dead transitions.
[2025-06-02 08:30:13] [INFO ] Flow matrix only has 838 transitions (discarded 2079 similar events)
[2025-06-02 08:30:13] [INFO ] Invariant cache hit.
[2025-06-02 08:30:13] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/488 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:37] [INFO ] Deduced a trap composed of 3 places in 248 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:37] [INFO ] Deduced a trap composed of 3 places in 135 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:37] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:37] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:37] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:37] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:38] [INFO ] Deduced a trap composed of 47 places in 163 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:38] [INFO ] Deduced a trap composed of 74 places in 179 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:40] [INFO ] Deduced a trap composed of 47 places in 167 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:40] [INFO ] Deduced a trap composed of 74 places in 178 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:40] [INFO ] Deduced a trap composed of 47 places in 180 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:40] [INFO ] Deduced a trap composed of 47 places in 185 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:41] [INFO ] Deduced a trap composed of 48 places in 166 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:41] [INFO ] Deduced a trap composed of 47 places in 169 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:41] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:41] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:42] [INFO ] Deduced a trap composed of 27 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:42] [INFO ] Deduced a trap composed of 47 places in 237 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:42] [INFO ] Deduced a trap composed of 29 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:42] [INFO ] Deduced a trap composed of 47 places in 246 ms of which 29 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 488/1326 variables, and 48 constraints, problems are : Problem set: 0 solved, 2908 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/488 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2908/2908 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2908 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/488 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:50] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:50] [INFO ] Deduced a trap composed of 47 places in 175 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:51] [INFO ] Deduced a trap composed of 65 places in 182 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:51] [INFO ] Deduced a trap composed of 69 places in 173 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:52] [INFO ] Deduced a trap composed of 23 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:53] [INFO ] Deduced a trap composed of 52 places in 157 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:53] [INFO ] Deduced a trap composed of 27 places in 211 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:53] [INFO ] Deduced a trap composed of 47 places in 213 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:54] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:54] [INFO ] Deduced a trap composed of 11 places in 177 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:54] [INFO ] Deduced a trap composed of 77 places in 245 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:55] [INFO ] Deduced a trap composed of 77 places in 206 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:55] [INFO ] Deduced a trap composed of 15 places in 174 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:56] [INFO ] Deduced a trap composed of 77 places in 213 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:56] [INFO ] Deduced a trap composed of 75 places in 232 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:57] [INFO ] Deduced a trap composed of 81 places in 217 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:57] [INFO ] Deduced a trap composed of 81 places in 217 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:57] [INFO ] Deduced a trap composed of 33 places in 245 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:30:58] [INFO ] Deduced a trap composed of 21 places in 193 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:00] [INFO ] Deduced a trap composed of 25 places in 211 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2908 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:06] [INFO ] Deduced a trap composed of 47 places in 174 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:06] [INFO ] Deduced a trap composed of 66 places in 186 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:07] [INFO ] Deduced a trap composed of 70 places in 166 ms of which 22 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/1326 variables, and 71 constraints, problems are : Problem set: 0 solved, 2908 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/488 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2908 constraints, Known Traps: 43/43 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61156ms problems are : Problem set: 0 solved, 2908 unsolved
Search for dead transitions found 0 dead transitions in 61164ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64722 ms. Remains : 488/488 places, 2917/2917 transitions.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA EisenbergMcGuire-PT-09-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 6 out of 823 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 823 transition count 3267
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 814 transition count 3267
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 814 transition count 3015
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 562 transition count 3015
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 526 place count 558 transition count 2979
Iterating global reduction 2 with 4 rules applied. Total rules applied 530 place count 558 transition count 2979
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 674 place count 486 transition count 2907
Applied a total of 674 rules in 424 ms. Remains 486 /823 variables (removed 337) and now considering 2907/3276 (removed 369) transitions.
[2025-06-02 08:31:14] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:31:14] [INFO ] Computed 28 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:31:15] [INFO ] Implicit Places using invariants in 639 ms returned []
[2025-06-02 08:31:15] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:31:15] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:31:18] [INFO ] Implicit Places using invariants and state equation in 3129 ms returned []
Implicit Place search using SMT with State Equation took 3769 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:31:18] [INFO ] Redundant transitions in 156 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:31:18] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:31:18] [INFO ] Invariant cache hit.
[2025-06-02 08:31:18] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 258 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 123 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 107 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:43] [INFO ] Deduced a trap composed of 47 places in 148 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:44] [INFO ] Deduced a trap composed of 74 places in 166 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:45] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:46] [INFO ] Deduced a trap composed of 47 places in 172 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:46] [INFO ] Deduced a trap composed of 47 places in 158 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:46] [INFO ] Deduced a trap composed of 47 places in 169 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:46] [INFO ] Deduced a trap composed of 47 places in 164 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:47] [INFO ] Deduced a trap composed of 47 places in 171 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:47] [INFO ] Deduced a trap composed of 11 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:47] [INFO ] Deduced a trap composed of 47 places in 172 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:47] [INFO ] Deduced a trap composed of 77 places in 184 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:48] [INFO ] Deduced a trap composed of 29 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:48] [INFO ] Deduced a trap composed of 15 places in 185 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s422 0.0)
(s423 0.0)timeout

(s424 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:31:57] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:32:00] [INFO ] Deduced a trap composed of 13 places in 173 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:32:01] [INFO ] Deduced a trap composed of 15 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:32:05] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:32:10] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:32:14] [INFO ] Deduced a trap composed of 27 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:32:19] [INFO ] Deduced a trap composed of 31 places in 83 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 55 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61019ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61027ms
Starting structural reductions in SI_LTL mode, iteration 1 : 486/823 places, 2907/3276 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65399 ms. Remains : 486/823 places, 2907/3276 transitions.
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 374 ms.
Stack based approach found an accepted trace after 24 steps with 0 reset with depth 25 and stack size 25 in 1 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-00 finished in 66041 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((X(!p0)&&(!p1||X(!p1)))||G(!p0))))'
Support contains 7 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 819 transition count 3240
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 819 transition count 3240
Applied a total of 8 rules in 41 ms. Remains 819 /823 variables (removed 4) and now considering 3240/3276 (removed 36) transitions.
[2025-06-02 08:32:20] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
// Phase 1: matrix 1161 rows 819 cols
[2025-06-02 08:32:20] [INFO ] Computed 28 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:32:21] [INFO ] Implicit Places using invariants in 892 ms returned []
[2025-06-02 08:32:21] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:32:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:32:21] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:32:28] [INFO ] Implicit Places using invariants and state equation in 7240 ms returned []
Implicit Place search using SMT with State Equation took 8135 ms to find 0 implicit places.
Running 3231 sub problems to find dead transitions.
[2025-06-02 08:32:28] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:32:28] [INFO ] Invariant cache hit.
[2025-06-02 08:32:28] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/819 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3231 unsolved
SMT process timed out in 31047ms, After SMT, problems are : Problem set: 0 solved, 3231 unsolved
Search for dead transitions found 0 dead transitions in 31054ms
Starting structural reductions in LTL mode, iteration 1 : 819/823 places, 3240/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39248 ms. Remains : 819/823 places, 3240/3276 transitions.
Stuttering acceptance computed with spot in 149 ms :[p0, p0, p0]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 549 ms.
Product exploration explored 100000 steps with 50000 reset in 522 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 17 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA EisenbergMcGuire-PT-09-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-01 finished in 40529 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 823 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 823 transition count 3267
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 814 transition count 3267
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 814 transition count 3015
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 562 transition count 3015
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 526 place count 558 transition count 2979
Iterating global reduction 2 with 4 rules applied. Total rules applied 530 place count 558 transition count 2979
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 674 place count 486 transition count 2907
Applied a total of 674 rules in 208 ms. Remains 486 /823 variables (removed 337) and now considering 2907/3276 (removed 369) transitions.
[2025-06-02 08:33:01] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:33:01] [INFO ] Computed 28 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:33:01] [INFO ] Implicit Places using invariants in 657 ms returned []
[2025-06-02 08:33:01] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:33:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:33:02] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:33:05] [INFO ] Implicit Places using invariants and state equation in 3441 ms returned []
Implicit Place search using SMT with State Equation took 4099 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:33:05] [INFO ] Redundant transitions in 72 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:33:05] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:33:05] [INFO ] Invariant cache hit.
[2025-06-02 08:33:05] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:29] [INFO ] Deduced a trap composed of 3 places in 243 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:29] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:29] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:29] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:29] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:30] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:30] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:30] [INFO ] Deduced a trap composed of 47 places in 157 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:30] [INFO ] Deduced a trap composed of 74 places in 173 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:32] [INFO ] Deduced a trap composed of 47 places in 170 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:32] [INFO ] Deduced a trap composed of 47 places in 172 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:32] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:33] [INFO ] Deduced a trap composed of 47 places in 177 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:33] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:33] [INFO ] Deduced a trap composed of 47 places in 157 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:33] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:34] [INFO ] Deduced a trap composed of 47 places in 193 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:34] [INFO ] Deduced a trap composed of 77 places in 171 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:34] [INFO ] Deduced a trap composed of 29 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:34] [INFO ] Deduced a trap composed of 15 places in 208 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:44] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:48] [INFO ] Deduced a trap composed of 13 places in 176 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:48] [INFO ] Deduced a trap composed of 15 places in 157 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:52] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:33:57] [INFO ] Deduced a trap composed of 23 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:02] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
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(s232 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 54 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61135ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61141ms
Starting structural reductions in SI_LTL mode, iteration 1 : 486/823 places, 2907/3276 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65538 ms. Remains : 486/823 places, 2907/3276 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 244 ms.
Product exploration explored 100000 steps with 0 reset in 287 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 68 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 300 ms. (132 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 494810 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :0 out of 1
Probabilistic random walk after 494810 steps, saw 300317 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) properties seen :0
[2025-06-02 08:34:10] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:34:10] [INFO ] Invariant cache hit.
[2025-06-02 08:34:10] [INFO ] State equation strengthened by 356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 441/1314 variables, 294/579 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1314 variables, 291/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 374 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:11] [INFO ] Deduced a trap composed of 3 places in 181 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:11] [INFO ] Deduced a trap composed of 3 places in 149 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:11] [INFO ] Deduced a trap composed of 3 places in 127 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:11] [INFO ] Deduced a trap composed of 3 places in 105 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:11] [INFO ] Deduced a trap composed of 3 places in 90 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:12] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:12] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/873 variables, 7/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/873 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 441/1314 variables, 294/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1314 variables, 291/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 878 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1625 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2010ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 3 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 90 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 497920 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 497920 steps, saw 302032 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) properties seen :0
[2025-06-02 08:34:15] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:34:15] [INFO ] Invariant cache hit.
[2025-06-02 08:34:15] [INFO ] State equation strengthened by 356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 441/1314 variables, 294/579 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1314 variables, 291/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 376 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:16] [INFO ] Deduced a trap composed of 3 places in 191 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:16] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:16] [INFO ] Deduced a trap composed of 3 places in 117 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:17] [INFO ] Deduced a trap composed of 3 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:17] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:17] [INFO ] Deduced a trap composed of 3 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:17] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 3 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/873 variables, 7/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/873 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 441/1314 variables, 294/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1314 variables, 291/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 878 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1629 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2016ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 3 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 86 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 86 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:34:17] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:34:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:34:18] [INFO ] Implicit Places using invariants in 708 ms returned []
[2025-06-02 08:34:18] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:34:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:34:18] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:34:22] [INFO ] Implicit Places using invariants and state equation in 3390 ms returned []
Implicit Place search using SMT with State Equation took 4100 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:34:22] [INFO ] Redundant transitions in 75 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:34:22] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:34:22] [INFO ] Invariant cache hit.
[2025-06-02 08:34:22] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 252 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 143 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 101 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:46] [INFO ] Deduced a trap composed of 47 places in 150 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:47] [INFO ] Deduced a trap composed of 74 places in 169 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:48] [INFO ] Deduced a trap composed of 47 places in 169 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:49] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:49] [INFO ] Deduced a trap composed of 47 places in 161 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:49] [INFO ] Deduced a trap composed of 47 places in 167 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:49] [INFO ] Deduced a trap composed of 47 places in 160 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:50] [INFO ] Deduced a trap composed of 47 places in 161 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:50] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:50] [INFO ] Deduced a trap composed of 47 places in 179 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:50] [INFO ] Deduced a trap composed of 77 places in 171 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:51] [INFO ] Deduced a trap composed of 29 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:34:51] [INFO ] Deduced a trap composed of 15 places in 193 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:00] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:04] [INFO ] Deduced a trap composed of 13 places in 169 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:04] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:09] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:13] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:18] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 54 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61046ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61052ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65327 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2702 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 9 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 414 transition count 515
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 317 transition count 515
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 195 place count 317 transition count 496
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 242 place count 289 transition count 496
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 528 place count 146 transition count 353
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 2 with 70 rules applied. Total rules applied 598 place count 146 transition count 283
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 614 place count 138 transition count 283
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 622 place count 138 transition count 275
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 631 place count 138 transition count 266
Free-agglomeration rule applied 73 times.
Iterating global reduction 4 with 73 rules applied. Total rules applied 704 place count 138 transition count 193
Reduce places removed 73 places and 0 transitions.
Iterating post reduction 4 with 73 rules applied. Total rules applied 777 place count 65 transition count 193
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 786 place count 65 transition count 193
Applied a total of 786 rules in 74 ms. Remains 65 /486 variables (removed 421) and now considering 193/2907 (removed 2714) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 193 rows 65 cols
[2025-06-02 08:35:23] [INFO ] Computed 19 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:35:23] [INFO ] After 46ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:35:23] [INFO ] [Nat]Absence check using 19 positive place invariants in 2 ms returned sat
[2025-06-02 08:35:23] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 08:35:23] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 08:35:23] [INFO ] After 8ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 08:35:23] [INFO ] After 20ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 08:35:23] [INFO ] After 99ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 252 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Support contains 3 out of 486 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 140 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:35:23] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:35:23] [INFO ] Computed 28 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:35:24] [INFO ] Implicit Places using invariants in 669 ms returned []
[2025-06-02 08:35:24] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:35:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:35:24] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:35:27] [INFO ] Implicit Places using invariants and state equation in 3428 ms returned []
Implicit Place search using SMT with State Equation took 4099 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:35:27] [INFO ] Redundant transitions in 75 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:35:27] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:35:27] [INFO ] Invariant cache hit.
[2025-06-02 08:35:27] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:52] [INFO ] Deduced a trap composed of 3 places in 263 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:52] [INFO ] Deduced a trap composed of 3 places in 155 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 3 places in 135 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 3 places in 108 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 3 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 47 places in 141 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:53] [INFO ] Deduced a trap composed of 74 places in 189 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:55] [INFO ] Deduced a trap composed of 47 places in 171 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:55] [INFO ] Deduced a trap composed of 47 places in 165 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:56] [INFO ] Deduced a trap composed of 47 places in 156 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:56] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:56] [INFO ] Deduced a trap composed of 47 places in 157 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:56] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:57] [INFO ] Deduced a trap composed of 11 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:57] [INFO ] Deduced a trap composed of 47 places in 193 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:57] [INFO ] Deduced a trap composed of 77 places in 191 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:58] [INFO ] Deduced a trap composed of 29 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:35:58] [INFO ] Deduced a trap composed of 15 places in 189 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
(s2 0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:06] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:10] [INFO ] Deduced a trap composed of 13 places in 173 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:10] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:14] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:19] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:25] [INFO ] Deduced a trap composed of 27 places in 75 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 54 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61087ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61093ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65425 ms. Remains : 486/486 places, 2907/2907 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 154 ms. (258 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 500040 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500040 steps, saw 302713 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) properties seen :0
[2025-06-02 08:36:32] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:36:32] [INFO ] Invariant cache hit.
[2025-06-02 08:36:32] [INFO ] State equation strengthened by 356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 441/1314 variables, 294/579 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1314 variables, 291/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 339 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:32] [INFO ] Deduced a trap composed of 3 places in 184 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:33] [INFO ] Deduced a trap composed of 3 places in 150 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:33] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:33] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:33] [INFO ] Deduced a trap composed of 3 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:33] [INFO ] Deduced a trap composed of 3 places in 136 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:33] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 3 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/873 variables, 7/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/873 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 441/1314 variables, 294/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1314 variables, 291/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 878 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1567 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1916ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 3 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 90 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 496580 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 496580 steps, saw 301371 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) properties seen :0
[2025-06-02 08:36:37] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:36:37] [INFO ] Invariant cache hit.
[2025-06-02 08:36:37] [INFO ] State equation strengthened by 356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 441/1314 variables, 294/579 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1314 variables, 291/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 357 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 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) 98/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/111 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 4/115 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 296/411 variables, 115/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 30/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/411 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 168/579 variables, 77/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/579 variables, 35/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 280/859 variables, 14/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/859 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 14/873 variables, 7/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 1/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 191 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 158 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 128 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 139 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:36:38] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/873 variables, 7/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/873 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 441/1314 variables, 294/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1314 variables, 291/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1314 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 878 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1636 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2000ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 3 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 91 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 91 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:36:39] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:36:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:36:40] [INFO ] Implicit Places using invariants in 668 ms returned []
[2025-06-02 08:36:40] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:36:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:36:40] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:36:43] [INFO ] Implicit Places using invariants and state equation in 3352 ms returned []
Implicit Place search using SMT with State Equation took 4023 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:36:43] [INFO ] Redundant transitions in 75 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:36:43] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:36:43] [INFO ] Invariant cache hit.
[2025-06-02 08:36:43] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:07] [INFO ] Deduced a trap composed of 3 places in 245 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:07] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 3 places in 135 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 3 places in 109 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 47 places in 140 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:08] [INFO ] Deduced a trap composed of 74 places in 167 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:10] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:10] [INFO ] Deduced a trap composed of 47 places in 185 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:11] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:11] [INFO ] Deduced a trap composed of 47 places in 177 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:11] [INFO ] Deduced a trap composed of 47 places in 171 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:11] [INFO ] Deduced a trap composed of 47 places in 163 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:12] [INFO ] Deduced a trap composed of 11 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:12] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:12] [INFO ] Deduced a trap composed of 77 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:13] [INFO ] Deduced a trap composed of 29 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:13] [INFO ] Deduced a trap composed of 15 places in 208 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:22] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:26] [INFO ] Deduced a trap composed of 13 places in 167 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:26] [INFO ] Deduced a trap composed of 15 places in 148 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:30] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:35] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:37:39] [INFO ] Deduced a trap composed of 27 places in 75 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 54 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61082ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61087ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65286 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2702 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 414 transition count 515
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 317 transition count 515
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 195 place count 317 transition count 496
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 242 place count 289 transition count 496
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 528 place count 146 transition count 353
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 2 with 70 rules applied. Total rules applied 598 place count 146 transition count 283
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 614 place count 138 transition count 283
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 622 place count 138 transition count 275
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 631 place count 138 transition count 266
Free-agglomeration rule applied 73 times.
Iterating global reduction 4 with 73 rules applied. Total rules applied 704 place count 138 transition count 193
Reduce places removed 73 places and 0 transitions.
Iterating post reduction 4 with 73 rules applied. Total rules applied 777 place count 65 transition count 193
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 786 place count 65 transition count 193
Applied a total of 786 rules in 32 ms. Remains 65 /486 variables (removed 421) and now considering 193/2907 (removed 2714) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 193 rows 65 cols
[2025-06-02 08:37:44] [INFO ] Computed 19 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:37:44] [INFO ] After 89ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:37:44] [INFO ] [Nat]Absence check using 19 positive place invariants in 2 ms returned sat
[2025-06-02 08:37:44] [INFO ] After 34ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 08:37:44] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 08:37:44] [INFO ] After 7ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 08:37:44] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 08:37:44] [INFO ] After 116ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 242 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 228 ms.
Product exploration explored 100000 steps with 0 reset in 276 ms.
Built C files in :
/tmp/ltsmin12549313975171661507
[2025-06-02 08:37:45] [INFO ] Too many transitions (2907) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:37:45] [INFO ] Built C files in 63ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12549313975171661507
Running compilation step : cd /tmp/ltsmin12549313975171661507;'/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/ltsmin12549313975171661507;'/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/ltsmin12549313975171661507;'/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 486 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 95 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:37:48] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:37:48] [INFO ] Computed 28 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:37:49] [INFO ] Implicit Places using invariants in 661 ms returned []
[2025-06-02 08:37:49] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:37:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:37:49] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:37:53] [INFO ] Implicit Places using invariants and state equation in 3493 ms returned []
Implicit Place search using SMT with State Equation took 4154 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:37:53] [INFO ] Redundant transitions in 76 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:37:53] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:37:53] [INFO ] Invariant cache hit.
[2025-06-02 08:37:53] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:17] [INFO ] Deduced a trap composed of 3 places in 256 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:17] [INFO ] Deduced a trap composed of 3 places in 149 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:17] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:17] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:18] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:18] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:18] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:18] [INFO ] Deduced a trap composed of 47 places in 162 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:18] [INFO ] Deduced a trap composed of 74 places in 187 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:20] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:20] [INFO ] Deduced a trap composed of 47 places in 180 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:20] [INFO ] Deduced a trap composed of 47 places in 155 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:21] [INFO ] Deduced a trap composed of 47 places in 187 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:21] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:21] [INFO ] Deduced a trap composed of 47 places in 178 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:21] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:22] [INFO ] Deduced a trap composed of 47 places in 200 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:22] [INFO ] Deduced a trap composed of 77 places in 196 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:22] [INFO ] Deduced a trap composed of 29 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:23] [INFO ] Deduced a trap composed of 15 places in 211 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:31] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:35] [INFO ] Deduced a trap composed of 13 places in 188 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:36] [INFO ] Deduced a trap composed of 15 places in 167 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:40] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:44] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:38:49] [INFO ] Deduced a trap composed of 27 places in 81 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 54 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61054ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61060ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65400 ms. Remains : 486/486 places, 2907/2907 transitions.
Built C files in :
/tmp/ltsmin7543859649630746528
[2025-06-02 08:38:54] [INFO ] Too many transitions (2907) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:38:54] [INFO ] Built C files in 39ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7543859649630746528
Running compilation step : cd /tmp/ltsmin7543859649630746528;'/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/ltsmin7543859649630746528;'/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/ltsmin7543859649630746528;'/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)
[2025-06-02 08:38:57] [INFO ] Flatten gal took : 88 ms
[2025-06-02 08:38:57] [INFO ] Flatten gal took : 109 ms
[2025-06-02 08:38:57] [INFO ] Time to serialize gal into /tmp/LTL3677099455963693119.gal : 23 ms
[2025-06-02 08:38:57] [INFO ] Time to serialize properties into /tmp/LTL280545065183070710.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3677099455963693119.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15717902651196457036.hoa' '-atoms' '/tmp/LTL280545065183070710.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...317
Loading property file /tmp/LTL280545065183070710.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15717902651196457036.hoa
Detected timeout of ITS tools.
[2025-06-02 08:39:12] [INFO ] Flatten gal took : 79 ms
[2025-06-02 08:39:12] [INFO ] Flatten gal took : 76 ms
[2025-06-02 08:39:12] [INFO ] Time to serialize gal into /tmp/LTL8181289069139995778.gal : 14 ms
[2025-06-02 08:39:12] [INFO ] Time to serialize properties into /tmp/LTL9591931918027357439.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8181289069139995778.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9591931918027357439.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(G("(((turn_4==0)||(flag_4_waiting==0))||(p25_0_4==0))"))))
Formula 0 simplified : GF!"(((turn_4==0)||(flag_4_waiting==0))||(p25_0_4==0))"
Detected timeout of ITS tools.
[2025-06-02 08:39:28] [INFO ] Flatten gal took : 67 ms
[2025-06-02 08:39:28] [INFO ] Applying decomposition
[2025-06-02 08:39:28] [INFO ] Flatten gal took : 67 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/graph3724454462632661781.txt' '-o' '/tmp/graph3724454462632661781.bin' '-w' '/tmp/graph3724454462632661781.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3724454462632661781.bin' '-l' '-1' '-v' '-w' '/tmp/graph3724454462632661781.weights' '-q' '0' '-e' '0.001'
[2025-06-02 08:39:28] [INFO ] Decomposing Gal with order
[2025-06-02 08:39:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 08:39:28] [INFO ] Removed a total of 6317 redundant transitions.
[2025-06-02 08:39:28] [INFO ] Flatten gal took : 512 ms
[2025-06-02 08:39:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 657 labels/synchronizations in 106 ms.
[2025-06-02 08:39:29] [INFO ] Time to serialize gal into /tmp/LTL663997562526341471.gal : 22 ms
[2025-06-02 08:39:29] [INFO ] Time to serialize properties into /tmp/LTL1865594582043560280.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/LTL663997562526341471.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1865594582043560280.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...253
Read 1 LTL properties
Checking formula 0 : !((F(G("(((i14.u3.turn_4==0)||(i6.u9.flag_4_waiting==0))||(i1.u1.p25_0_4==0))"))))
Formula 0 simplified : GF!"(((i14.u3.turn_4==0)||(i6.u9.flag_4_waiting==0))||(i1.u1.p25_0_4==0))"
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-02 finished in 403030 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F((p0||X(p1))) U G(p2)) U X(X(G(p3)))))'
Support contains 10 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 820 transition count 3249
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 820 transition count 3249
Applied a total of 6 rules in 40 ms. Remains 820 /823 variables (removed 3) and now considering 3249/3276 (removed 27) transitions.
[2025-06-02 08:39:44] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
// Phase 1: matrix 1170 rows 820 cols
[2025-06-02 08:39:44] [INFO ] Computed 28 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:39:45] [INFO ] Implicit Places using invariants in 956 ms returned []
[2025-06-02 08:39:45] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:39:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:39:45] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:39:51] [INFO ] Implicit Places using invariants and state equation in 6025 ms returned []
Implicit Place search using SMT with State Equation took 6983 ms to find 0 implicit places.
Running 3240 sub problems to find dead transitions.
[2025-06-02 08:39:51] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:39:51] [INFO ] Invariant cache hit.
[2025-06-02 08:39:51] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/820 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3240 unsolved
SMT process timed out in 31120ms, After SMT, problems are : Problem set: 0 solved, 3240 unsolved
Search for dead transitions found 0 dead transitions in 31125ms
Starting structural reductions in LTL mode, iteration 1 : 820/823 places, 3249/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38162 ms. Remains : 820/823 places, 3249/3276 transitions.
Stuttering acceptance computed with spot in 321 ms :[(AND (NOT p0) (NOT p1) p2 (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) p2 (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-03
Product exploration explored 100000 steps with 2 reset in 231 ms.
Stack based approach found an accepted trace after 64 steps with 3 reset with depth 55 and stack size 55 in 1 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-03 finished in 38759 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)) U G(!p1)) U X(X(!p0))))'
Support contains 4 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 819 transition count 3240
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 819 transition count 3240
Applied a total of 8 rules in 37 ms. Remains 819 /823 variables (removed 4) and now considering 3240/3276 (removed 36) transitions.
[2025-06-02 08:40:22] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
// Phase 1: matrix 1161 rows 819 cols
[2025-06-02 08:40:22] [INFO ] Computed 28 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:40:23] [INFO ] Implicit Places using invariants in 1011 ms returned []
[2025-06-02 08:40:23] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:40:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:40:24] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:40:31] [INFO ] Implicit Places using invariants and state equation in 7474 ms returned []
Implicit Place search using SMT with State Equation took 8487 ms to find 0 implicit places.
Running 3231 sub problems to find dead transitions.
[2025-06-02 08:40:31] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:40:31] [INFO ] Invariant cache hit.
[2025-06-02 08:40:31] [INFO ] State equation strengthened by 356 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) 0/819 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3231 unsolved
SMT process timed out in 31158ms, After SMT, problems are : Problem set: 0 solved, 3231 unsolved
Search for dead transitions found 0 dead transitions in 31163ms
Starting structural reductions in LTL mode, iteration 1 : 819/823 places, 3240/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39700 ms. Remains : 819/823 places, 3240/3276 transitions.
Stuttering acceptance computed with spot in 328 ms :[p0, p0, false, false, p0, (AND (NOT p1) (NOT p0)), (NOT p0), p1]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 498 ms.
Product exploration explored 100000 steps with 33333 reset in 497 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT 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 18 ms. Reduced automaton from 8 states, 16 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA EisenbergMcGuire-PT-09-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-04 finished in 41085 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(G(p0))||F(p1)))&&F((p2||X(X(p2))))))'
Support contains 9 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 819 transition count 3240
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 819 transition count 3240
Applied a total of 8 rules in 43 ms. Remains 819 /823 variables (removed 4) and now considering 3240/3276 (removed 36) transitions.
[2025-06-02 08:41:04] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:41:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:41:04] [INFO ] Implicit Places using invariants in 970 ms returned []
[2025-06-02 08:41:04] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:41:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:41:05] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:41:11] [INFO ] Implicit Places using invariants and state equation in 6049 ms returned []
Implicit Place search using SMT with State Equation took 7024 ms to find 0 implicit places.
Running 3231 sub problems to find dead transitions.
[2025-06-02 08:41:11] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:41:11] [INFO ] Invariant cache hit.
[2025-06-02 08:41:11] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/819 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3231 unsolved
SMT process timed out in 31111ms, After SMT, problems are : Problem set: 0 solved, 3231 unsolved
Search for dead transitions found 0 dead transitions in 31117ms
Starting structural reductions in LTL mode, iteration 1 : 819/823 places, 3240/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38204 ms. Remains : 819/823 places, 3240/3276 transitions.
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 258 ms.
Stack based approach found an accepted trace after 74 steps with 0 reset with depth 75 and stack size 75 in 0 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-05 finished in 38683 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))&&(!p1 U (G(!p1)||(!p1&&G(!p2)))))))'
Support contains 5 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 819 transition count 3240
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 819 transition count 3240
Applied a total of 8 rules in 42 ms. Remains 819 /823 variables (removed 4) and now considering 3240/3276 (removed 36) transitions.
[2025-06-02 08:41:42] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:41:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:41:43] [INFO ] Implicit Places using invariants in 1019 ms returned []
[2025-06-02 08:41:43] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:41:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:41:44] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:41:49] [INFO ] Implicit Places using invariants and state equation in 6269 ms returned []
Implicit Place search using SMT with State Equation took 7290 ms to find 0 implicit places.
Running 3231 sub problems to find dead transitions.
[2025-06-02 08:41:50] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:41:50] [INFO ] Invariant cache hit.
[2025-06-02 08:41:50] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/819 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3231 unsolved
SMT process timed out in 31131ms, After SMT, problems are : Problem set: 0 solved, 3231 unsolved
Search for dead transitions found 0 dead transitions in 31136ms
Starting structural reductions in LTL mode, iteration 1 : 819/823 places, 3240/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38483 ms. Remains : 819/823 places, 3240/3276 transitions.
Stuttering acceptance computed with spot in 304 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), true, (NOT p0), p1, (AND p1 p2), p2]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 265 ms.
Product exploration explored 100000 steps with 1 reset in 383 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 12 factoid took 98 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[true, p2, (AND p2 p1), p1]
RANDOM walk for 40000 steps (8 resets) in 234 ms. (170 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 121 ms. (327 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 212 ms. (187 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 196710 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 6
Probabilistic random walk after 196710 steps, saw 150745 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2025-06-02 08:42:25] [INFO ] Flow matrix only has 1161 transitions (discarded 2079 similar events)
[2025-06-02 08:42:25] [INFO ] Invariant cache hit.
[2025-06-02 08:42:25] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf1 is UNSAT
At refinement iteration 1 (OVERLAPS) 181/186 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/186 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 65/251 variables, 3/8 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:25] [INFO ] Deduced a trap composed of 3 places in 94 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:25] [INFO ] Deduced a trap composed of 3 places in 60 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/251 variables, 2/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/251 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 28/279 variables, 2/12 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:26] [INFO ] Deduced a trap composed of 29 places in 105 ms of which 16 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/279 variables, 1/13 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/279 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 483/762 variables, 279/292 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/762 variables, 57/349 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/762 variables, 0/349 constraints. Problems are: Problem set: 1 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 144/906 variables, 66/415 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/906 variables, 28/443 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/906 variables, 0/443 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 462/1368 variables, 12/455 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1368 variables, 0/455 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 12/1380 variables, 6/461 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1380 variables, 0/461 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 19 (OVERLAPS) 600/1980 variables, 474/935 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1980 variables, 271/1206 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1980 variables, 0/1206 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 22 (OVERLAPS) 0/1980 variables, 0/1206 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1980/1980 variables, and 1206 constraints, problems are : Problem set: 1 solved, 5 unsolved in 2029 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 819/819 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 181/186 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/186 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 65/251 variables, 3/8 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/251 variables, 2/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/251 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 28/279 variables, 2/12 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/279 variables, 1/13 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:27] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/279 variables, 1/14 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/279 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 483/762 variables, 279/293 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/762 variables, 57/350 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/762 variables, 0/350 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 144/906 variables, 66/416 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/906 variables, 28/444 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/906 variables, 0/444 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 462/1368 variables, 12/456 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1368 variables, 0/456 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 12/1380 variables, 6/462 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1380 variables, 5/467 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:29] [INFO ] Deduced a trap composed of 3 places in 186 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:29] [INFO ] Deduced a trap composed of 3 places in 145 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:29] [INFO ] Deduced a trap composed of 14 places in 315 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:30] [INFO ] Deduced a trap composed of 23 places in 275 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:30] [INFO ] Deduced a trap composed of 26 places in 287 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:30] [INFO ] Deduced a trap composed of 38 places in 134 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:31] [INFO ] Deduced a trap composed of 26 places in 185 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:31] [INFO ] Deduced a trap composed of 50 places in 148 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:31] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:31] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:31] [INFO ] Deduced a trap composed of 47 places in 86 ms of which 7 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1380 variables, 11/478 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1380 variables, 0/478 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 22 (OVERLAPS) 600/1980 variables, 474/952 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1980/1980 variables, and 1223 constraints, problems are : Problem set: 1 solved, 5 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 819/819 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 5/6 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7110ms problems are : Problem set: 1 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 819 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 819/819 places, 3240/3240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 819 transition count 3231
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 810 transition count 3231
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 810 transition count 2979
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 558 transition count 2979
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 666 place count 486 transition count 2907
Applied a total of 666 rules in 610 ms. Remains 486 /819 variables (removed 333) and now considering 2907/3240 (removed 333) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 611 ms. Remains : 486/819 places, 2907/3240 transitions.
RANDOM walk for 40000 steps (8 resets) in 853 ms. (46 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 232120 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 5
Probabilistic random walk after 232120 steps, saw 150022 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2025-06-02 08:42:36] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:42:36] [INFO ] Computed 28 invariants in 10 ms
[2025-06-02 08:42:36] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/112 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 45/157 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 11/168 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:36] [INFO ] Deduced a trap composed of 21 places in 87 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/168 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 372/540 variables, 168/179 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/540 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 144/684 variables, 66/302 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/684 variables, 33/335 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 240/924 variables, 12/347 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/924 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 12/936 variables, 6/353 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/936 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 378/1314 variables, 252/605 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 266/871 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1314 variables, 0/871 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 0/1314 variables, 0/871 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 871 constraints, problems are : Problem set: 0 solved, 5 unsolved in 936 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/112 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 45/157 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 11/168 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/168 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:37] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:37] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/168 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 372/540 variables, 168/181 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/540 variables, 57/238 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/540 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 144/684 variables, 66/304 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 33/337 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/684 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 240/924 variables, 12/349 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/924 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 12/936 variables, 6/355 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/936 variables, 5/360 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:38] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 3 places in 224 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 23 places in 103 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:39] [INFO ] Deduced a trap composed of 13 places in 127 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:40] [INFO ] Deduced a trap composed of 29 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:40] [INFO ] Deduced a trap composed of 27 places in 123 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:40] [INFO ] Deduced a trap composed of 11 places in 283 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:40] [INFO ] Deduced a trap composed of 19 places in 151 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:40] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:40] [INFO ] Deduced a trap composed of 3 places in 90 ms of which 4 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/936 variables, 14/374 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:41] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:41] [INFO ] Deduced a trap composed of 17 places in 240 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:41] [INFO ] Deduced a trap composed of 25 places in 258 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:42:41] [INFO ] Deduced a trap composed of 33 places in 87 ms of which 5 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/936 variables, 4/378 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/936 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (OVERLAPS) 378/1314 variables, 252/630 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1314 variables, 266/896 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 0/896 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 25 (OVERLAPS) 0/1314 variables, 0/896 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 896 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5995 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6964ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1395 ms.
Support contains 5 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 461 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 461 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 416 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:42:46] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:42:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:42:46] [INFO ] Implicit Places using invariants in 668 ms returned []
[2025-06-02 08:42:46] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:42:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:42:46] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:42:49] [INFO ] Implicit Places using invariants and state equation in 3302 ms returned []
Implicit Place search using SMT with State Equation took 3973 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:42:50] [INFO ] Redundant transitions in 186 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:42:50] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:42:50] [INFO ] Invariant cache hit.
[2025-06-02 08:42:50] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:14] [INFO ] Deduced a trap composed of 3 places in 332 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 3 places in 170 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 3 places in 151 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:15] [INFO ] Deduced a trap composed of 47 places in 150 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:16] [INFO ] Deduced a trap composed of 74 places in 195 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:18] [INFO ] Deduced a trap composed of 47 places in 160 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:18] [INFO ] Deduced a trap composed of 47 places in 153 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:18] [INFO ] Deduced a trap composed of 47 places in 172 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:18] [INFO ] Deduced a trap composed of 47 places in 170 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:19] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:19] [INFO ] Deduced a trap composed of 11 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:19] [INFO ] Deduced a trap composed of 47 places in 189 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:19] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:19] [INFO ] Deduced a trap composed of 27 places in 79 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:20] [INFO ] Deduced a trap composed of 47 places in 231 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:20] [INFO ] Deduced a trap composed of 29 places in 75 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:29] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:30] [INFO ] Deduced a trap composed of 77 places in 167 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:31] [INFO ] Deduced a trap composed of 77 places in 171 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:34] [INFO ] Deduced a trap composed of 15 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:37] [INFO ] Deduced a trap composed of 47 places in 246 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:38] [INFO ] Deduced a trap composed of 69 places in 180 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:39] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 55 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61428ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61442ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66086 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2692 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 7 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 414 transition count 515
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 317 transition count 515
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 195 place count 317 transition count 496
Deduced a syphon composed of 19 places in 2 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 242 place count 289 transition count 496
Performed 142 Post agglomeration using F-continuation condition.Transition count delta: 142
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 2 with 284 rules applied. Total rules applied 526 place count 147 transition count 354
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Iterating post reduction 2 with 69 rules applied. Total rules applied 595 place count 147 transition count 285
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 611 place count 139 transition count 285
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 619 place count 139 transition count 277
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 628 place count 139 transition count 268
Free-agglomeration rule applied 73 times.
Iterating global reduction 4 with 73 rules applied. Total rules applied 701 place count 139 transition count 195
Reduce places removed 73 places and 0 transitions.
Iterating post reduction 4 with 73 rules applied. Total rules applied 774 place count 66 transition count 195
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 783 place count 66 transition count 195
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 784 place count 66 transition count 195
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 785 place count 66 transition count 194
Applied a total of 785 rules in 262 ms. Remains 66 /486 variables (removed 420) and now considering 194/2907 (removed 2713) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 194 rows 66 cols
[2025-06-02 08:43:51] [INFO ] Computed 19 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:43:52] [INFO ] [Real]Absence check using 19 positive place invariants in 2 ms returned sat
[2025-06-02 08:43:52] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:43:52] [INFO ] [Nat]Absence check using 19 positive place invariants in 2 ms returned sat
[2025-06-02 08:43:52] [INFO ] After 76ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2025-06-02 08:43:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 08:43:52] [INFO ] After 54ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :5
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:52] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 3 ms to minimize.
[2025-06-02 08:43:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:43:52] [INFO ] Deduced a trap composed of 2 places in 16 ms of which 1 ms to minimize.
[2025-06-02 08:43:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 28 ms
TRAPS : Iteration 1
[2025-06-02 08:43:52] [INFO ] After 287ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
[2025-06-02 08:43:52] [INFO ] After 449ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Over-approximation ignoring read arcs solved 0 properties in 797 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 123 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[true, p1, p2, (AND p1 p2)]
Stuttering acceptance computed with spot in 105 ms :[true, p1, p2, (AND p1 p2)]
Support contains 5 out of 819 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 819/819 places, 3240/3240 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 819 transition count 3231
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 810 transition count 3231
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 810 transition count 2979
Deduced a syphon composed of 252 places in 3 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 558 transition count 2979
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 666 place count 486 transition count 2907
Applied a total of 666 rules in 210 ms. Remains 486 /819 variables (removed 333) and now considering 2907/3240 (removed 333) transitions.
[2025-06-02 08:43:53] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:43:53] [INFO ] Computed 28 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:43:53] [INFO ] Implicit Places using invariants in 659 ms returned []
[2025-06-02 08:43:53] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:43:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:43:53] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:43:56] [INFO ] Implicit Places using invariants and state equation in 3187 ms returned []
Implicit Place search using SMT with State Equation took 3849 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:43:57] [INFO ] Redundant transitions in 219 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:43:57] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:43:57] [INFO ] Invariant cache hit.
[2025-06-02 08:43:57] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 272 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 159 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:21] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:22] [INFO ] Deduced a trap composed of 47 places in 145 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:22] [INFO ] Deduced a trap composed of 74 places in 174 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:24] [INFO ] Deduced a trap composed of 47 places in 182 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:24] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:24] [INFO ] Deduced a trap composed of 47 places in 174 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:25] [INFO ] Deduced a trap composed of 47 places in 170 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:25] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:25] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:25] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:26] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:26] [INFO ] Deduced a trap composed of 27 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:26] [INFO ] Deduced a trap composed of 47 places in 227 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:26] [INFO ] Deduced a trap composed of 29 places in 79 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:35] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:36] [INFO ] Deduced a trap composed of 77 places in 175 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:37] [INFO ] Deduced a trap composed of 77 places in 177 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:40] [INFO ] Deduced a trap composed of 15 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:44] [INFO ] Deduced a trap composed of 47 places in 206 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:44] [INFO ] Deduced a trap composed of 69 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:44:45] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 55 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61161ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61166ms
Starting structural reductions in SI_LTL mode, iteration 1 : 486/819 places, 2907/3240 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65456 ms. Remains : 486/819 places, 2907/3240 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 146 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[true, p1, p2, (AND p1 p2)]
RANDOM walk for 40000 steps (8 resets) in 1559 ms. (25 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 111 ms. (357 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 189900 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 6
Probabilistic random walk after 189900 steps, saw 124707 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
[2025-06-02 08:45:02] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:45:02] [INFO ] Invariant cache hit.
[2025-06-02 08:45:02] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem apf1 is UNSAT
At refinement iteration 1 (OVERLAPS) 107/112 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 45/157 variables, 3/8 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 11/168 variables, 2/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/168 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 372/540 variables, 168/178 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 57/235 constraints. Problems are: Problem set: 1 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 0/235 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 144/684 variables, 66/301 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/684 variables, 33/334 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/684 variables, 0/334 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 240/924 variables, 12/346 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/924 variables, 0/346 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 12/936 variables, 6/352 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/936 variables, 0/352 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 378/1314 variables, 252/604 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1314 variables, 266/870 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 20 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 1 solved, 5 unsolved in 927 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/112 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 45/157 variables, 3/8 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:03] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:03] [INFO ] Deduced a trap composed of 33 places in 76 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 2/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 11/168 variables, 2/12 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:03] [INFO ] Deduced a trap composed of 21 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:03] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 2/14 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/168 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 372/540 variables, 168/182 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/540 variables, 57/239 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/540 variables, 0/239 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 144/684 variables, 66/305 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 33/338 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/684 variables, 0/338 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 240/924 variables, 12/350 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/924 variables, 0/350 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 12/936 variables, 6/356 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/936 variables, 5/361 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:04] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:04] [INFO ] Deduced a trap composed of 19 places in 113 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:04] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 4 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/936 variables, 6/367 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 27 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 35 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:05] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 2 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/936 variables, 5/372 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/936 variables, 0/372 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 22 (OVERLAPS) 378/1314 variables, 252/624 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1314 variables, 266/890 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 0/890 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 25 (OVERLAPS) 0/1314 variables, 0/890 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 890 constraints, problems are : Problem set: 1 solved, 5 unsolved in 4448 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 5/6 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5391ms problems are : Problem set: 1 solved, 5 unsolved
Fused 5 Parikh solutions to 2 different solutions.
Parikh walk visited 3 properties in 937 ms.
Support contains 5 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 102 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 248 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 337750 steps, run timeout after 3001 ms. (steps per millisecond=112 ) properties seen :0 out of 2
Probabilistic random walk after 337750 steps, saw 211434 distinct states, run finished after 3001 ms. (steps per millisecond=112 ) properties seen :0
[2025-06-02 08:45:11] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:45:11] [INFO ] Invariant cache hit.
[2025-06-02 08:45:11] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 107/112 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 45/157 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 11/168 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/168 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 372/540 variables, 168/178 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 57/235 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/684 variables, 66/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/684 variables, 33/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/684 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/924 variables, 12/346 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/924 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/936 variables, 6/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/936 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1314 variables, 252/604 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1314 variables, 266/870 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 2 unsolved in 467 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 107/112 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 45/157 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:12] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:12] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 11/168 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:12] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/168 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 372/540 variables, 168/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/540 variables, 57/238 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/540 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 144/684 variables, 66/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/684 variables, 33/337 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/684 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 240/924 variables, 12/349 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/924 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 12/936 variables, 6/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/936 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:13] [INFO ] Deduced a trap composed of 3 places in 153 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:13] [INFO ] Deduced a trap composed of 3 places in 160 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:13] [INFO ] Deduced a trap composed of 15 places in 149 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:13] [INFO ] Deduced a trap composed of 3 places in 155 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:13] [INFO ] Deduced a trap composed of 11 places in 160 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 3 places in 172 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 3 places in 150 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 17 places in 143 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 3 places in 131 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 19 places in 117 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:14] [INFO ] Deduced a trap composed of 27 places in 74 ms of which 3 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/936 variables, 12/369 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/936 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 378/1314 variables, 252/621 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1314 variables, 266/887 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1314 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/1314 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 887 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3408 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3886ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 921 ms.
Support contains 5 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 93 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 90 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:45:16] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:45:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:45:17] [INFO ] Implicit Places using invariants in 617 ms returned []
[2025-06-02 08:45:17] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:45:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:45:17] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:45:20] [INFO ] Implicit Places using invariants and state equation in 3200 ms returned []
Implicit Place search using SMT with State Equation took 3818 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:45:20] [INFO ] Redundant transitions in 73 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:45:20] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:45:20] [INFO ] Invariant cache hit.
[2025-06-02 08:45:20] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:45] [INFO ] Deduced a trap composed of 3 places in 247 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:45] [INFO ] Deduced a trap composed of 3 places in 146 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:45] [INFO ] Deduced a trap composed of 3 places in 135 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:45] [INFO ] Deduced a trap composed of 3 places in 103 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:45] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:46] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:46] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:46] [INFO ] Deduced a trap composed of 47 places in 150 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:46] [INFO ] Deduced a trap composed of 74 places in 182 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:48] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:48] [INFO ] Deduced a trap composed of 47 places in 172 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:48] [INFO ] Deduced a trap composed of 47 places in 159 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:49] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:49] [INFO ] Deduced a trap composed of 47 places in 180 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:49] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:49] [INFO ] Deduced a trap composed of 47 places in 196 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:50] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:50] [INFO ] Deduced a trap composed of 27 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:50] [INFO ] Deduced a trap composed of 47 places in 252 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:45:50] [INFO ] Deduced a trap composed of 29 places in 92 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:00] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:00] [INFO ] Deduced a trap composed of 77 places in 178 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:01] [INFO ] Deduced a trap composed of 77 places in 186 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:05] [INFO ] Deduced a trap composed of 15 places in 170 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:08] [INFO ] Deduced a trap composed of 47 places in 226 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:09] [INFO ] Deduced a trap composed of 69 places in 190 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:10] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 55 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61279ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61283ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65280 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2692 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 1 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 414 transition count 515
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 317 transition count 515
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 195 place count 317 transition count 496
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 242 place count 289 transition count 496
Performed 142 Post agglomeration using F-continuation condition.Transition count delta: 142
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 2 with 284 rules applied. Total rules applied 526 place count 147 transition count 354
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Iterating post reduction 2 with 69 rules applied. Total rules applied 595 place count 147 transition count 285
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 611 place count 139 transition count 285
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 619 place count 139 transition count 277
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 628 place count 139 transition count 268
Free-agglomeration rule applied 73 times.
Iterating global reduction 4 with 73 rules applied. Total rules applied 701 place count 139 transition count 195
Reduce places removed 73 places and 0 transitions.
Iterating post reduction 4 with 73 rules applied. Total rules applied 774 place count 66 transition count 195
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 783 place count 66 transition count 195
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 784 place count 66 transition count 195
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 785 place count 66 transition count 194
Applied a total of 785 rules in 30 ms. Remains 66 /486 variables (removed 420) and now considering 194/2907 (removed 2713) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 194 rows 66 cols
[2025-06-02 08:46:22] [INFO ] Computed 19 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:46:22] [INFO ] [Real]Absence check using 19 positive place invariants in 2 ms returned sat
[2025-06-02 08:46:22] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:46:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 3 ms returned sat
[2025-06-02 08:46:22] [INFO ] After 42ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 08:46:22] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 08:46:22] [INFO ] After 17ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:22] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
[2025-06-02 08:46:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 41 ms
TRAPS : Iteration 1
[2025-06-02 08:46:22] [INFO ] After 102ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 08:46:22] [INFO ] After 189ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 290 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F p1), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 240 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 121 ms :[true, p1, p2, (AND p1 p2)]
Stuttering acceptance computed with spot in 113 ms :[true, p1, p2, (AND p1 p2)]
Stuttering acceptance computed with spot in 124 ms :[true, p1, p2, (AND p1 p2)]
Product exploration explored 100000 steps with 0 reset in 294 ms.
Product exploration explored 100000 steps with 0 reset in 315 ms.
Built C files in :
/tmp/ltsmin13687871516281026714
[2025-06-02 08:46:23] [INFO ] Too many transitions (2907) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:46:23] [INFO ] Built C files in 69ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13687871516281026714
Running compilation step : cd /tmp/ltsmin13687871516281026714;'/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/ltsmin13687871516281026714;'/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/ltsmin13687871516281026714;'/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 5 out of 486 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 97 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2025-06-02 08:46:26] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:46:26] [INFO ] Computed 28 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:46:27] [INFO ] Implicit Places using invariants in 666 ms returned []
[2025-06-02 08:46:27] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:46:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:46:27] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:46:30] [INFO ] Implicit Places using invariants and state equation in 3306 ms returned []
Implicit Place search using SMT with State Equation took 3974 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:46:30] [INFO ] Redundant transitions in 72 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:46:30] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:46:30] [INFO ] Invariant cache hit.
[2025-06-02 08:46:30] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:55] [INFO ] Deduced a trap composed of 3 places in 241 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:55] [INFO ] Deduced a trap composed of 3 places in 143 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:55] [INFO ] Deduced a trap composed of 3 places in 134 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:55] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:56] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:56] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:56] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:56] [INFO ] Deduced a trap composed of 47 places in 143 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:56] [INFO ] Deduced a trap composed of 74 places in 166 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:58] [INFO ] Deduced a trap composed of 47 places in 169 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:58] [INFO ] Deduced a trap composed of 47 places in 178 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:59] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:59] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:59] [INFO ] Deduced a trap composed of 47 places in 163 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:46:59] [INFO ] Deduced a trap composed of 11 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:00] [INFO ] Deduced a trap composed of 47 places in 180 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:00] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:00] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:00] [INFO ] Deduced a trap composed of 47 places in 227 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:00] [INFO ] Deduced a trap composed of 29 places in 71 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s373 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:09] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:10] [INFO ] Deduced a trap composed of 77 places in 174 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:11] [INFO ] Deduced a trap composed of 77 places in 167 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:14] [INFO ] Deduced a trap composed of 15 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:18] [INFO ] Deduced a trap composed of 47 places in 207 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:18] [INFO ] Deduced a trap composed of 69 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:47:19] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 55 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61313ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61318ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65475 ms. Remains : 486/486 places, 2907/2907 transitions.
Built C files in :
/tmp/ltsmin8522460676936636104
[2025-06-02 08:47:32] [INFO ] Too many transitions (2907) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:47:32] [INFO ] Built C files in 26ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8522460676936636104
Running compilation step : cd /tmp/ltsmin8522460676936636104;'/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/ltsmin8522460676936636104;'/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/ltsmin8522460676936636104;'/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)
[2025-06-02 08:47:35] [INFO ] Flatten gal took : 296 ms
[2025-06-02 08:47:35] [INFO ] Flatten gal took : 194 ms
[2025-06-02 08:47:36] [INFO ] Time to serialize gal into /tmp/LTL10896964688105050630.gal : 33 ms
[2025-06-02 08:47:36] [INFO ] Time to serialize properties into /tmp/LTL6108089190421749968.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/LTL10896964688105050630.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9883055441397891866.hoa' '-atoms' '/tmp/LTL6108089190421749968.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/LTL6108089190421749968.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9883055441397891866.hoa
Detected timeout of ITS tools.
[2025-06-02 08:47:51] [INFO ] Flatten gal took : 85 ms
[2025-06-02 08:47:51] [INFO ] Flatten gal took : 77 ms
[2025-06-02 08:47:51] [INFO ] Time to serialize gal into /tmp/LTL4110384767324270255.gal : 9 ms
[2025-06-02 08:47:51] [INFO ] Time to serialize properties into /tmp/LTL3980630225593945072.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/LTL4110384767324270255.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3980630225593945072.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 : !((X((X(F("(((turn_1==0)||(flag_1_active==0))||(p25_7_1==0))")))&&((!("((turn_7==1)&&(p27_5==1))"))U((G(!("((turn_7==1)&&(p27_5==1))")...259
Formula 0 simplified : X(XG!"(((turn_1==0)||(flag_1_active==0))||(p25_7_1==0))" | (F"(((turn_1==1)&&(flag_1_active==1))&&(p25_7_1==1))" U "((turn_7==1)&&(p...167
Detected timeout of ITS tools.
[2025-06-02 08:48:06] [INFO ] Flatten gal took : 73 ms
[2025-06-02 08:48:06] [INFO ] Applying decomposition
[2025-06-02 08:48:06] [INFO ] Flatten gal took : 73 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/graph17285145033488002429.txt' '-o' '/tmp/graph17285145033488002429.bin' '-w' '/tmp/graph17285145033488002429.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17285145033488002429.bin' '-l' '-1' '-v' '-w' '/tmp/graph17285145033488002429.weights' '-q' '0' '-e' '0.001'
[2025-06-02 08:48:06] [INFO ] Decomposing Gal with order
[2025-06-02 08:48:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 08:48:06] [INFO ] Removed a total of 6336 redundant transitions.
[2025-06-02 08:48:07] [INFO ] Flatten gal took : 259 ms
[2025-06-02 08:48:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 619 labels/synchronizations in 70 ms.
[2025-06-02 08:48:07] [INFO ] Time to serialize gal into /tmp/LTL14186887149007508067.gal : 17 ms
[2025-06-02 08:48:07] [INFO ] Time to serialize properties into /tmp/LTL2620961116380842698.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/LTL14186887149007508067.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2620961116380842698.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X((X(F("(((i3.u5.turn_1==0)||(i1.u2.flag_1_active==0))||(i17.u77.p25_7_1==0))")))&&((!("((i3.u5.turn_7==1)&&(i3.u5.p27_5==1))"))U((...335
Formula 0 simplified : X(XG!"(((i3.u5.turn_1==0)||(i1.u2.flag_1_active==0))||(i17.u77.p25_7_1==0))" | (F"(((i3.u5.turn_1==1)&&(i1.u2.flag_1_active==1))&&(i...219
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-06 finished in 399697 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 823 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 823 transition count 3267
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 814 transition count 3267
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 814 transition count 3015
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 562 transition count 3015
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 526 place count 558 transition count 2979
Iterating global reduction 2 with 4 rules applied. Total rules applied 530 place count 558 transition count 2979
Performed 71 Post agglomeration using F-continuation condition.Transition count delta: 71
Deduced a syphon composed of 71 places in 5 ms
Reduce places removed 71 places and 0 transitions.
Iterating global reduction 2 with 142 rules applied. Total rules applied 672 place count 487 transition count 2908
Applied a total of 672 rules in 157 ms. Remains 487 /823 variables (removed 336) and now considering 2908/3276 (removed 368) transitions.
[2025-06-02 08:48:22] [INFO ] Flow matrix only has 829 transitions (discarded 2079 similar events)
// Phase 1: matrix 829 rows 487 cols
[2025-06-02 08:48:22] [INFO ] Computed 28 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:48:23] [INFO ] Implicit Places using invariants in 694 ms returned []
[2025-06-02 08:48:23] [INFO ] Flow matrix only has 829 transitions (discarded 2079 similar events)
[2025-06-02 08:48:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:48:23] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:48:26] [INFO ] Implicit Places using invariants and state equation in 3223 ms returned []
Implicit Place search using SMT with State Equation took 3918 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:48:26] [INFO ] Redundant transitions in 66 ms returned []
Running 2899 sub problems to find dead transitions.
[2025-06-02 08:48:26] [INFO ] Flow matrix only has 829 transitions (discarded 2079 similar events)
[2025-06-02 08:48:26] [INFO ] Invariant cache hit.
[2025-06-02 08:48:26] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2899 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2899 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 275 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 143 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 139 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 90 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:51] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:52] [INFO ] Deduced a trap composed of 47 places in 147 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:52] [INFO ] Deduced a trap composed of 74 places in 179 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:54] [INFO ] Deduced a trap composed of 47 places in 185 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:54] [INFO ] Deduced a trap composed of 74 places in 178 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:54] [INFO ] Deduced a trap composed of 47 places in 184 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:54] [INFO ] Deduced a trap composed of 47 places in 189 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:55] [INFO ] Deduced a trap composed of 47 places in 185 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:55] [INFO ] Deduced a trap composed of 47 places in 182 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:55] [INFO ] Deduced a trap composed of 11 places in 172 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:55] [INFO ] Deduced a trap composed of 47 places in 201 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:56] [INFO ] Deduced a trap composed of 47 places in 196 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:56] [INFO ] Deduced a trap composed of 15 places in 192 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:48:57] [INFO ] Deduced a trap composed of 13 places in 72 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2899 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1316 variables, and 48 constraints, problems are : Problem set: 0 solved, 2899 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2899/2899 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2899 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2899 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2899 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2899 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:05] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:09] [INFO ] Deduced a trap composed of 15 places in 157 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:14] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:18] [INFO ] Deduced a trap composed of 17 places in 199 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:19] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:23] [INFO ] Deduced a trap composed of 19 places in 220 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:49:24] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1316 variables, and 55 constraints, problems are : Problem set: 0 solved, 2899 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2899 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61202ms problems are : Problem set: 0 solved, 2899 unsolved
Search for dead transitions found 0 dead transitions in 61206ms
Starting structural reductions in SI_LTL mode, iteration 1 : 487/823 places, 2908/3276 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65357 ms. Remains : 487/823 places, 2908/3276 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-07
Product exploration explored 100000 steps with 14 reset in 227 ms.
Stack based approach found an accepted trace after 12 steps with 0 reset with depth 13 and stack size 13 in 0 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-07 finished in 65665 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X(X(F(p1)))))))'
Support contains 5 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 820 transition count 3249
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 820 transition count 3249
Applied a total of 6 rules in 44 ms. Remains 820 /823 variables (removed 3) and now considering 3249/3276 (removed 27) transitions.
[2025-06-02 08:49:28] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
// Phase 1: matrix 1170 rows 820 cols
[2025-06-02 08:49:28] [INFO ] Computed 28 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:49:29] [INFO ] Implicit Places using invariants in 1023 ms returned []
[2025-06-02 08:49:29] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:49:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:49:29] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:49:36] [INFO ] Implicit Places using invariants and state equation in 7263 ms returned []
Implicit Place search using SMT with State Equation took 8294 ms to find 0 implicit places.
Running 3240 sub problems to find dead transitions.
[2025-06-02 08:49:36] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:49:36] [INFO ] Invariant cache hit.
[2025-06-02 08:49:36] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/820 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3240 unsolved
SMT process timed out in 31439ms, After SMT, problems are : Problem set: 0 solved, 3240 unsolved
Search for dead transitions found 0 dead transitions in 31453ms
Starting structural reductions in LTL mode, iteration 1 : 820/823 places, 3249/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39801 ms. Remains : 820/823 places, 3249/3276 transitions.
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-13
Product exploration explored 100000 steps with 25000 reset in 448 ms.
Product exploration explored 100000 steps with 25000 reset in 458 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 76 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 133 ms. (298 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
[2025-06-02 08:50:09] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:50:09] [INFO ] Invariant cache hit.
[2025-06-02 08:50:09] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 241/246 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 28/274 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/280 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 492/772 variables, 280/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/772 variables, 65/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/772 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/916 variables, 66/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/916 variables, 28/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/916 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 462/1378 variables, 12/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1378 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/1390 variables, 6/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1390 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 600/1990 variables, 474/941 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1990 variables, 271/1212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1990 variables, 0/1212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1990 variables, 0/1212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1990/1990 variables, and 1212 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1026 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 820/820 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 241/246 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 28/274 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/280 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 492/772 variables, 280/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/772 variables, 65/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/772 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/916 variables, 66/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/916 variables, 28/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/916 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 462/1378 variables, 12/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1378 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/1390 variables, 6/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1390 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:11] [INFO ] Deduced a trap composed of 3 places in 223 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:11] [INFO ] Deduced a trap composed of 3 places in 226 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:11] [INFO ] Deduced a trap composed of 3 places in 198 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:11] [INFO ] Deduced a trap composed of 3 places in 199 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:12] [INFO ] Deduced a trap composed of 20 places in 220 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:12] [INFO ] Deduced a trap composed of 3 places in 245 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:12] [INFO ] Deduced a trap composed of 3 places in 207 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:12] [INFO ] Deduced a trap composed of 23 places in 224 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:13] [INFO ] Deduced a trap composed of 26 places in 200 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:13] [INFO ] Deduced a trap composed of 3 places in 159 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:13] [INFO ] Deduced a trap composed of 41 places in 163 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:13] [INFO ] Deduced a trap composed of 50 places in 135 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:13] [INFO ] Deduced a trap composed of 53 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:14] [INFO ] Deduced a trap composed of 3 places in 166 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:14] [INFO ] Deduced a trap composed of 44 places in 163 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:14] [INFO ] Deduced a trap composed of 56 places in 103 ms of which 16 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1390 variables, 16/485 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1390 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 600/1990 variables, 474/959 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1990 variables, 271/1230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1990 variables, 0/1230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
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(s438 0)
(s439 0)
(s440 0)
(s441 0)
(s442 0)
(s443 0)
(s444 1)
(s445 0)
(s446 0)
(s447 0)
(s448 0)
(s449 0)
(s450 0)
(s451 0)
(s452 0)
(s453 0)
(s454 0)
(s455 0)
(s456 0)
(s457 0)
(s458 0)
(s459 0)
(s460 0)
(s461 0)
(s462 0)
(s463 0)
(s464 0)
(s465 0)
(s466 0)
(s467 0)
(s468 0)
(s469 0)
(s470 0)
(s471 0)
(s472 0)
(s473 0)
(s474 0)
(s475 0)
(s476 0)
(s477 0)
(s478 0)
(s479 0)
(s480 0)
(s481 0)
(s482 0)
(s483 0)
(s484 0)
(s485 0)
(s486 0)
(s487 0)
(s488 0)
(s489 0)
(s490 0)
(s491 0)
(s492 0)
(s493 0)
(s494 0)
(s495 0)
(s496 0)
(s497 0)
(s498 0)
(s499 0)
(s500 0)
(s501 0)
(s502 0)
(s503 0)
(s504 0)
(s505 0)
(s506 0)
(s507 0)
(s508 0)
(s509 0)
(s510 0)
(s511 0)
(s512 0)
(s513 0)
(s514 0)
(s515 0)
(s516 0)
(s517 0)
(s518 0)
(s519 0)
(s520 0)
(s521 0)
(s522 0)
(s523 0)
(s524 0)
(s525 0)
(s526 0)
(s527 0)
(s528 timeout
0)
(s529 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1990/1990 variables, and 1230 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5017 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 820/820 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6054ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 820 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 820/820 places, 3249/3249 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 820 transition count 3240
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 811 transition count 3240
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 811 transition count 2988
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 559 transition count 2988
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 666 place count 487 transition count 2916
Applied a total of 666 rules in 137 ms. Remains 487 /820 variables (removed 333) and now considering 2916/3249 (removed 333) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 487/820 places, 2916/3249 transitions.
RANDOM walk for 40000 steps (8 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 296120 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :0 out of 2
Probabilistic random walk after 296120 steps, saw 188637 distinct states, run finished after 3001 ms. (steps per millisecond=98 ) properties seen :0
[2025-06-02 08:50:18] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
// Phase 1: matrix 837 rows 487 cols
[2025-06-02 08:50:18] [INFO ] Computed 28 invariants in 6 ms
[2025-06-02 08:50:18] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/934 variables, 12/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/934 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/946 variables, 6/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/946 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1324 variables, 252/613 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1324 variables, 266/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1324/1324 variables, and 879 constraints, problems are : Problem set: 0 solved, 2 unsolved in 541 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:19] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 1/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/550 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 144/694 variables, 66/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 33/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/694 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 240/934 variables, 12/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/946 variables, 6/362 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/946 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:19] [INFO ] Deduced a trap composed of 3 places in 143 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:19] [INFO ] Deduced a trap composed of 3 places in 143 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:20] [INFO ] Deduced a trap composed of 3 places in 139 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:20] [INFO ] Deduced a trap composed of 3 places in 148 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:20] [INFO ] Deduced a trap composed of 17 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:20] [INFO ] Deduced a trap composed of 19 places in 194 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:20] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:21] [INFO ] Deduced a trap composed of 21 places in 119 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:21] [INFO ] Deduced a trap composed of 29 places in 134 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:21] [INFO ] Deduced a trap composed of 35 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:21] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:21] [INFO ] Deduced a trap composed of 37 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:21] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/946 variables, 13/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/946 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 378/1324 variables, 252/629 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1324 variables, 266/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1324 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1324 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1324/1324 variables, and 895 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3298 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3857ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 176 ms.
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 86 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 487/487 places, 2916/2916 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 95 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
[2025-06-02 08:50:22] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:50:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:50:23] [INFO ] Implicit Places using invariants in 619 ms returned []
[2025-06-02 08:50:23] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:50:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:50:23] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:50:26] [INFO ] Implicit Places using invariants and state equation in 2970 ms returned []
Implicit Place search using SMT with State Equation took 3592 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:50:26] [INFO ] Redundant transitions in 71 ms returned []
Running 2907 sub problems to find dead transitions.
[2025-06-02 08:50:26] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:50:26] [INFO ] Invariant cache hit.
[2025-06-02 08:50:26] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:51] [INFO ] Deduced a trap composed of 3 places in 245 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 3 places in 146 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 3 places in 122 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 3 places in 108 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:52] [INFO ] Deduced a trap composed of 74 places in 188 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:54] [INFO ] Deduced a trap composed of 52 places in 150 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:55] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:55] [INFO ] Deduced a trap composed of 39 places in 185 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:55] [INFO ] Deduced a trap composed of 65 places in 181 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:55] [INFO ] Deduced a trap composed of 74 places in 197 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:56] [INFO ] Deduced a trap composed of 72 places in 205 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:56] [INFO ] Deduced a trap composed of 73 places in 191 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:56] [INFO ] Deduced a trap composed of 27 places in 188 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:56] [INFO ] Deduced a trap composed of 72 places in 240 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:56] [INFO ] Deduced a trap composed of 29 places in 100 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:50:57] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:02] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:02] [INFO ] Deduced a trap composed of 11 places in 154 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:02] [INFO ] Deduced a trap composed of 47 places in 170 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:02] [INFO ] Deduced a trap composed of 47 places in 183 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:03] [INFO ] Deduced a trap composed of 47 places in 178 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:03] [INFO ] Deduced a trap composed of 47 places in 204 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:03] [INFO ] Deduced a trap composed of 27 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:03] [INFO ] Deduced a trap composed of 47 places in 211 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:03] [INFO ] Deduced a trap composed of 47 places in 199 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:04] [INFO ] Deduced a trap composed of 47 places in 232 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:04] [INFO ] Deduced a trap composed of 47 places in 219 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:04] [INFO ] Deduced a trap composed of 47 places in 190 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:04] [INFO ] Deduced a trap composed of 77 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:05] [INFO ] Deduced a trap composed of 48 places in 265 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:05] [INFO ] Deduced a trap composed of 65 places in 234 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:05] [INFO ] Deduced a trap composed of 68 places in 231 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:06] [INFO ] Deduced a trap composed of 29 places in 234 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:06] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:07] [INFO ] Deduced a trap composed of 17 places in 224 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:08] [INFO ] Deduced a trap composed of 19 places in 234 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:11] [INFO ] Deduced a trap composed of 77 places in 174 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:12] [INFO ] Deduced a trap composed of 77 places in 159 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:12] [INFO ] Deduced a trap composed of 47 places in 181 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:12] [INFO ] Deduced a trap composed of 47 places in 178 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:13] [INFO ] Deduced a trap composed of 77 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:13] [INFO ] Deduced a trap composed of 77 places in 155 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:14] [INFO ] Deduced a trap composed of 77 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:15] [INFO ] Deduced a trap composed of 77 places in 170 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:16] [INFO ] Deduced a trap composed of 65 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:17] [INFO ] Deduced a trap composed of 47 places in 202 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:17] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:18] [INFO ] Deduced a trap composed of 48 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:22] [INFO ] Deduced a trap composed of 13 places in 213 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:22] [INFO ] Deduced a trap composed of 53 places in 197 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:23] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:24] [INFO ] Deduced a trap composed of 66 places in 230 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:25] [INFO ] Deduced a trap composed of 52 places in 207 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:25] [INFO ] Deduced a trap composed of 52 places in 186 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:51:26] [INFO ] Deduced a trap composed of 52 places in 210 ms of which 22 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 87 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 59/59 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61313ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61331ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65102 ms. Remains : 487/487 places, 2916/2916 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2700 edges and 487 vertex of which 81 / 487 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 277 transitions
Ensure Unique test removed 2024 transitions
Reduce isomorphic transitions removed 2301 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 415 transition count 518
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 318 transition count 518
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 195 place count 318 transition count 500
Deduced a syphon composed of 18 places in 1 ms
Ensure Unique test removed 8 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 239 place count 292 transition count 500
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 525 place count 149 transition count 357
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 2 with 70 rules applied. Total rules applied 595 place count 149 transition count 287
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 609 place count 142 transition count 287
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 616 place count 142 transition count 280
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 625 place count 142 transition count 271
Free-agglomeration rule applied 74 times.
Iterating global reduction 4 with 74 rules applied. Total rules applied 699 place count 142 transition count 197
Reduce places removed 74 places and 0 transitions.
Iterating post reduction 4 with 74 rules applied. Total rules applied 773 place count 68 transition count 197
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 782 place count 68 transition count 197
Applied a total of 782 rules in 22 ms. Remains 68 /487 variables (removed 419) and now considering 197/2916 (removed 2719) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 197 rows 68 cols
[2025-06-02 08:51:27] [INFO ] Computed 20 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:51:27] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:51:27] [INFO ] [Nat]Absence check using 19 positive place invariants in 2 ms returned sat
[2025-06-02 08:51:27] [INFO ] [Nat]Absence check using 19 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-02 08:51:27] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 08:51:27] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-06-02 08:51:27] [INFO ] After 20ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-02 08:51:27] [INFO ] After 43ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 08:51:27] [INFO ] After 150ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 206 ms.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 820 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 820/820 places, 3249/3249 transitions.
Applied a total of 0 rules in 29 ms. Remains 820 /820 variables (removed 0) and now considering 3249/3249 (removed 0) transitions.
[2025-06-02 08:51:28] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
// Phase 1: matrix 1170 rows 820 cols
[2025-06-02 08:51:28] [INFO ] Computed 28 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:51:29] [INFO ] Implicit Places using invariants in 1012 ms returned []
[2025-06-02 08:51:29] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:51:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:51:30] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:51:39] [INFO ] Implicit Places using invariants and state equation in 9820 ms returned []
Implicit Place search using SMT with State Equation took 10834 ms to find 0 implicit places.
Running 3240 sub problems to find dead transitions.
[2025-06-02 08:51:39] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:51:39] [INFO ] Invariant cache hit.
[2025-06-02 08:51:39] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/820 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3240 unsolved
SMT process timed out in 31411ms, After SMT, problems are : Problem set: 0 solved, 3240 unsolved
Search for dead transitions found 0 dead transitions in 31415ms
Finished structural reductions in LTL mode , in 1 iterations and 42293 ms. Remains : 820/820 places, 3249/3249 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 198 ms. (201 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 2/2 properties
[2025-06-02 08:52:11] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:52:11] [INFO ] Invariant cache hit.
[2025-06-02 08:52:11] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 241/246 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 28/274 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/280 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 492/772 variables, 280/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/772 variables, 65/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/772 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/916 variables, 66/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/916 variables, 28/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/916 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 462/1378 variables, 12/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1378 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/1390 variables, 6/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1390 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 600/1990 variables, 474/941 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1990 variables, 271/1212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1990 variables, 0/1212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1990 variables, 0/1212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1990/1990 variables, and 1212 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1040 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 820/820 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 241/246 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 28/274 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/280 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 492/772 variables, 280/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/772 variables, 65/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/772 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/916 variables, 66/421 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/916 variables, 28/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/916 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 462/1378 variables, 12/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1378 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/1390 variables, 6/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1390 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:13] [INFO ] Deduced a trap composed of 3 places in 222 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:13] [INFO ] Deduced a trap composed of 3 places in 210 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:13] [INFO ] Deduced a trap composed of 3 places in 190 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:13] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:13] [INFO ] Deduced a trap composed of 20 places in 218 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:14] [INFO ] Deduced a trap composed of 3 places in 242 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:14] [INFO ] Deduced a trap composed of 3 places in 207 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:14] [INFO ] Deduced a trap composed of 23 places in 228 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:14] [INFO ] Deduced a trap composed of 26 places in 205 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:15] [INFO ] Deduced a trap composed of 3 places in 166 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:15] [INFO ] Deduced a trap composed of 41 places in 163 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:15] [INFO ] Deduced a trap composed of 50 places in 126 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:15] [INFO ] Deduced a trap composed of 53 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:15] [INFO ] Deduced a trap composed of 3 places in 139 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:16] [INFO ] Deduced a trap composed of 44 places in 130 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:16] [INFO ] Deduced a trap composed of 56 places in 99 ms of which 16 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1390 variables, 16/485 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1390 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 600/1990 variables, 474/959 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1990 variables, 271/1230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1990 variables, 0/1230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1990/1990 variables, and 1230 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 820/820 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6066ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 820 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 820/820 places, 3249/3249 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 820 transition count 3240
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 811 transition count 3240
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 811 transition count 2988
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 559 transition count 2988
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 666 place count 487 transition count 2916
Applied a total of 666 rules in 130 ms. Remains 487 /820 variables (removed 333) and now considering 2916/3249 (removed 333) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130 ms. Remains : 487/820 places, 2916/3249 transitions.
RANDOM walk for 40000 steps (8 resets) in 165 ms. (240 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 340900 steps, run timeout after 3001 ms. (steps per millisecond=113 ) properties seen :0 out of 2
Probabilistic random walk after 340900 steps, saw 215140 distinct states, run finished after 3001 ms. (steps per millisecond=113 ) properties seen :0
[2025-06-02 08:52:20] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
// Phase 1: matrix 837 rows 487 cols
[2025-06-02 08:52:20] [INFO ] Computed 28 invariants in 5 ms
[2025-06-02 08:52:20] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/934 variables, 12/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/934 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/946 variables, 6/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/946 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1324 variables, 252/613 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1324 variables, 266/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1324/1324 variables, and 879 constraints, problems are : Problem set: 0 solved, 2 unsolved in 482 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:21] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 1/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/550 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 144/694 variables, 66/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 33/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/694 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 240/934 variables, 12/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/946 variables, 6/362 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/946 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:21] [INFO ] Deduced a trap composed of 3 places in 144 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:21] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:21] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 3 places in 120 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 17 places in 163 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 19 places in 170 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 3 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 21 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 29 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:22] [INFO ] Deduced a trap composed of 35 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:23] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:23] [INFO ] Deduced a trap composed of 37 places in 82 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:23] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/946 variables, 13/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/946 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 378/1324 variables, 252/629 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1324 variables, 266/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1324 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1324 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1324/1324 variables, and 895 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3189 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3687ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 199 ms.
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 95 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 487/487 places, 2916/2916 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 94 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
[2025-06-02 08:52:24] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:52:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:52:24] [INFO ] Implicit Places using invariants in 593 ms returned []
[2025-06-02 08:52:24] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:52:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:52:25] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:52:27] [INFO ] Implicit Places using invariants and state equation in 2970 ms returned []
Implicit Place search using SMT with State Equation took 3565 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:52:28] [INFO ] Redundant transitions in 73 ms returned []
Running 2907 sub problems to find dead transitions.
[2025-06-02 08:52:28] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:52:28] [INFO ] Invariant cache hit.
[2025-06-02 08:52:28] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 253 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 145 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 104 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:53] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:54] [INFO ] Deduced a trap composed of 47 places in 154 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:54] [INFO ] Deduced a trap composed of 74 places in 179 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:56] [INFO ] Deduced a trap composed of 52 places in 156 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:56] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:56] [INFO ] Deduced a trap composed of 39 places in 194 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:56] [INFO ] Deduced a trap composed of 65 places in 173 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:57] [INFO ] Deduced a trap composed of 74 places in 207 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:57] [INFO ] Deduced a trap composed of 72 places in 227 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:57] [INFO ] Deduced a trap composed of 73 places in 198 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:57] [INFO ] Deduced a trap composed of 27 places in 185 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:58] [INFO ] Deduced a trap composed of 72 places in 227 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:58] [INFO ] Deduced a trap composed of 29 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:52:58] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
(s171 0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
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(s17 1.0)
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(s20 1.0)
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(s170 0.0)
(s171 0.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:03] [INFO ] Deduced a trap composed of 47 places in 173 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:04] [INFO ] Deduced a trap composed of 11 places in 165 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:04] [INFO ] Deduced a trap composed of 47 places in 175 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:04] [INFO ] Deduced a trap composed of 47 places in 165 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:04] [INFO ] Deduced a trap composed of 47 places in 182 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:05] [INFO ] Deduced a trap composed of 47 places in 206 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:05] [INFO ] Deduced a trap composed of 27 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:05] [INFO ] Deduced a trap composed of 47 places in 217 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:05] [INFO ] Deduced a trap composed of 47 places in 197 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:05] [INFO ] Deduced a trap composed of 47 places in 229 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:06] [INFO ] Deduced a trap composed of 47 places in 213 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:06] [INFO ] Deduced a trap composed of 47 places in 188 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:06] [INFO ] Deduced a trap composed of 77 places in 199 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:07] [INFO ] Deduced a trap composed of 48 places in 235 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:07] [INFO ] Deduced a trap composed of 65 places in 226 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:07] [INFO ] Deduced a trap composed of 68 places in 224 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:08] [INFO ] Deduced a trap composed of 29 places in 227 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:08] [INFO ] Deduced a trap composed of 31 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:09] [INFO ] Deduced a trap composed of 17 places in 224 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:10] [INFO ] Deduced a trap composed of 19 places in 217 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:13] [INFO ] Deduced a trap composed of 77 places in 163 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:13] [INFO ] Deduced a trap composed of 77 places in 165 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:14] [INFO ] Deduced a trap composed of 47 places in 167 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:14] [INFO ] Deduced a trap composed of 47 places in 179 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:15] [INFO ] Deduced a trap composed of 77 places in 159 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:15] [INFO ] Deduced a trap composed of 77 places in 205 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:16] [INFO ] Deduced a trap composed of 77 places in 149 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:17] [INFO ] Deduced a trap composed of 77 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:18] [INFO ] Deduced a trap composed of 65 places in 169 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:18] [INFO ] Deduced a trap composed of 47 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:19] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:20] [INFO ] Deduced a trap composed of 48 places in 179 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:24] [INFO ] Deduced a trap composed of 13 places in 192 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:24] [INFO ] Deduced a trap composed of 53 places in 186 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:24] [INFO ] Deduced a trap composed of 15 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:26] [INFO ] Deduced a trap composed of 66 places in 216 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:26] [INFO ] Deduced a trap composed of 52 places in 201 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:27] [INFO ] Deduced a trap composed of 52 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:53:28] [INFO ] Deduced a trap composed of 52 places in 191 ms of which 22 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 87 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 59/59 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61217ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61220ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64965 ms. Remains : 487/487 places, 2916/2916 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2700 edges and 487 vertex of which 81 / 487 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 277 transitions
Ensure Unique test removed 2024 transitions
Reduce isomorphic transitions removed 2301 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 415 transition count 518
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 318 transition count 518
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 195 place count 318 transition count 500
Deduced a syphon composed of 18 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 239 place count 292 transition count 500
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 525 place count 149 transition count 357
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 2 with 70 rules applied. Total rules applied 595 place count 149 transition count 287
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 609 place count 142 transition count 287
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 616 place count 142 transition count 280
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 625 place count 142 transition count 271
Free-agglomeration rule applied 74 times.
Iterating global reduction 4 with 74 rules applied. Total rules applied 699 place count 142 transition count 197
Reduce places removed 74 places and 0 transitions.
Iterating post reduction 4 with 74 rules applied. Total rules applied 773 place count 68 transition count 197
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 782 place count 68 transition count 197
Applied a total of 782 rules in 19 ms. Remains 68 /487 variables (removed 419) and now considering 197/2916 (removed 2719) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 197 rows 68 cols
[2025-06-02 08:53:29] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:53:29] [INFO ] After 105ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:53:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 3 ms returned sat
[2025-06-02 08:53:29] [INFO ] [Nat]Absence check using 19 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-02 08:53:29] [INFO ] After 46ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 08:53:29] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-06-02 08:53:29] [INFO ] After 18ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-02 08:53:29] [INFO ] After 45ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 08:53:29] [INFO ] After 147ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 287 ms.
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 101 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 477 ms.
Product exploration explored 100000 steps with 25000 reset in 474 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 820 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 820/820 places, 3249/3249 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 820 transition count 3249
Performed 243 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 243 Pre rules applied. Total rules applied 9 place count 820 transition count 3663
Deduced a syphon composed of 252 places in 2 ms
Iterating global reduction 1 with 243 rules applied. Total rules applied 252 place count 820 transition count 3663
Performed 81 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 333 places in 2 ms
Iterating global reduction 1 with 81 rules applied. Total rules applied 333 place count 820 transition count 3663
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 342 place count 811 transition count 3654
Deduced a syphon composed of 324 places in 2 ms
Iterating global reduction 1 with 9 rules applied. Total rules applied 351 place count 811 transition count 3654
Deduced a syphon composed of 324 places in 3 ms
Applied a total of 351 rules in 323 ms. Remains 811 /820 variables (removed 9) and now considering 3654/3249 (removed -405) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:53:31] [INFO ] Redundant transitions in 100 ms returned []
Running 3645 sub problems to find dead transitions.
[2025-06-02 08:53:31] [INFO ] Flow matrix only has 1368 transitions (discarded 2286 similar events)
// Phase 1: matrix 1368 rows 811 cols
[2025-06-02 08:53:31] [INFO ] Computed 28 invariants in 3 ms
[2025-06-02 08:53:31] [INFO ] State equation strengthened by 597 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) 0/811 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3645 unsolved
SMT process timed out in 31604ms, After SMT, problems are : Problem set: 0 solved, 3645 unsolved
Search for dead transitions found 0 dead transitions in 31626ms
Starting structural reductions in SI_LTL mode, iteration 1 : 811/820 places, 3654/3249 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 32063 ms. Remains : 811/820 places, 3654/3249 transitions.
Built C files in :
/tmp/ltsmin9767574029737625603
[2025-06-02 08:54:03] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9767574029737625603
Running compilation step : cd /tmp/ltsmin9767574029737625603;'/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/ltsmin9767574029737625603;'/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/ltsmin9767574029737625603;'/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 5 out of 820 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 820/820 places, 3249/3249 transitions.
Applied a total of 0 rules in 21 ms. Remains 820 /820 variables (removed 0) and now considering 3249/3249 (removed 0) transitions.
[2025-06-02 08:54:06] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
// Phase 1: matrix 1170 rows 820 cols
[2025-06-02 08:54:06] [INFO ] Computed 28 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:54:07] [INFO ] Implicit Places using invariants in 993 ms returned []
[2025-06-02 08:54:07] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:54:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:54:07] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:54:14] [INFO ] Implicit Places using invariants and state equation in 7242 ms returned []
Implicit Place search using SMT with State Equation took 8240 ms to find 0 implicit places.
Running 3240 sub problems to find dead transitions.
[2025-06-02 08:54:14] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:54:14] [INFO ] Invariant cache hit.
[2025-06-02 08:54:14] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/820 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3240 unsolved
SMT process timed out in 31269ms, After SMT, problems are : Problem set: 0 solved, 3240 unsolved
Search for dead transitions found 0 dead transitions in 31277ms
Finished structural reductions in LTL mode , in 1 iterations and 39545 ms. Remains : 820/820 places, 3249/3249 transitions.
Built C files in :
/tmp/ltsmin15923306685530305624
[2025-06-02 08:54:46] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15923306685530305624
Running compilation step : cd /tmp/ltsmin15923306685530305624;'/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/ltsmin15923306685530305624;'/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/ltsmin15923306685530305624;'/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)
[2025-06-02 08:54:49] [INFO ] Flatten gal took : 79 ms
[2025-06-02 08:54:49] [INFO ] Flatten gal took : 79 ms
[2025-06-02 08:54:49] [INFO ] Time to serialize gal into /tmp/LTL7832593965166637348.gal : 10 ms
[2025-06-02 08:54:49] [INFO ] Time to serialize properties into /tmp/LTL12478933298877699563.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/LTL7832593965166637348.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15443230258852001414.hoa' '-atoms' '/tmp/LTL12478933298877699563.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...319
Loading property file /tmp/LTL12478933298877699563.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15443230258852001414.hoa
Detected timeout of ITS tools.
[2025-06-02 08:55:04] [INFO ] Flatten gal took : 79 ms
[2025-06-02 08:55:04] [INFO ] Flatten gal took : 69 ms
[2025-06-02 08:55:04] [INFO ] Time to serialize gal into /tmp/LTL2667796453361502370.gal : 10 ms
[2025-06-02 08:55:04] [INFO ] Time to serialize properties into /tmp/LTL10973586660987778843.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/LTL2667796453361502370.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10973586660987778843.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F((X(X(F("(((turn_1==0)||(flag_1_waiting==0))||(p25_5_1==0))"))))||("((turn_3==1)&&(p10_8_2==1))")))))
Formula 0 simplified : XG(!"((turn_3==1)&&(p10_8_2==1))" & XXG!"(((turn_1==0)||(flag_1_waiting==0))||(p25_5_1==0))")
Detected timeout of ITS tools.
[2025-06-02 08:55:19] [INFO ] Flatten gal took : 70 ms
[2025-06-02 08:55:19] [INFO ] Applying decomposition
[2025-06-02 08:55:19] [INFO ] Flatten gal took : 73 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/graph8448132379974622980.txt' '-o' '/tmp/graph8448132379974622980.bin' '-w' '/tmp/graph8448132379974622980.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8448132379974622980.bin' '-l' '-1' '-v' '-w' '/tmp/graph8448132379974622980.weights' '-q' '0' '-e' '0.001'
[2025-06-02 08:55:19] [INFO ] Decomposing Gal with order
[2025-06-02 08:55:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 08:55:20] [INFO ] Removed a total of 6517 redundant transitions.
[2025-06-02 08:55:20] [INFO ] Flatten gal took : 190 ms
[2025-06-02 08:55:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 695 labels/synchronizations in 144 ms.
[2025-06-02 08:55:20] [INFO ] Time to serialize gal into /tmp/LTL9504553953405622468.gal : 21 ms
[2025-06-02 08:55:20] [INFO ] Time to serialize properties into /tmp/LTL3215564079417146440.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/LTL9504553953405622468.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3215564079417146440.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(F((X(X(F("(((i20.u3.turn_1==0)||(i21.i1.i2.u213.flag_1_waiting==0))||(i15.u4.p25_5_1==0))"))))||("((i20.u210.turn_3==1)&&(i18.u57...174
Formula 0 simplified : XG(!"((i20.u210.turn_3==1)&&(i18.u57.p10_8_2==1))" & XXG!"(((i20.u3.turn_1==0)||(i21.i1.i2.u213.flag_1_waiting==0))||(i15.u4.p25_5_1...162
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-13 finished in 367428 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||F((F(p2)&&p1))))'
Support contains 7 out of 823 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 820 transition count 3249
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 820 transition count 3249
Applied a total of 6 rules in 41 ms. Remains 820 /823 variables (removed 3) and now considering 3249/3276 (removed 27) transitions.
[2025-06-02 08:55:35] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
// Phase 1: matrix 1170 rows 820 cols
[2025-06-02 08:55:35] [INFO ] Computed 28 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:55:36] [INFO ] Implicit Places using invariants in 989 ms returned []
[2025-06-02 08:55:36] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:55:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:55:36] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:55:43] [INFO ] Implicit Places using invariants and state equation in 6790 ms returned []
Implicit Place search using SMT with State Equation took 7780 ms to find 0 implicit places.
Running 3240 sub problems to find dead transitions.
[2025-06-02 08:55:43] [INFO ] Flow matrix only has 1170 transitions (discarded 2079 similar events)
[2025-06-02 08:55:43] [INFO ] Invariant cache hit.
[2025-06-02 08:55:43] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/820 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 3240 unsolved
SMT process timed out in 31345ms, After SMT, problems are : Problem set: 0 solved, 3240 unsolved
Search for dead transitions found 0 dead transitions in 31352ms
Starting structural reductions in LTL mode, iteration 1 : 820/823 places, 3249/3276 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39180 ms. Remains : 820/823 places, 3249/3276 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-14
Product exploration explored 100000 steps with 19 reset in 263 ms.
Stack based approach found an accepted trace after 37 steps with 0 reset with depth 38 and stack size 38 in 0 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-14 finished in 39585 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||(X(F(X(F(X(F(p1)))))) U p2))))'
Support contains 5 out of 823 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 823 transition count 3267
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 814 transition count 3267
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 814 transition count 3015
Deduced a syphon composed of 252 places in 3 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 562 transition count 3015
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 526 place count 558 transition count 2979
Iterating global reduction 2 with 4 rules applied. Total rules applied 530 place count 558 transition count 2979
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 1 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 674 place count 486 transition count 2907
Applied a total of 674 rules in 203 ms. Remains 486 /823 variables (removed 337) and now considering 2907/3276 (removed 369) transitions.
[2025-06-02 08:56:15] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
// Phase 1: matrix 828 rows 486 cols
[2025-06-02 08:56:15] [INFO ] Computed 28 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:56:15] [INFO ] Implicit Places using invariants in 619 ms returned []
[2025-06-02 08:56:15] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:56:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:56:16] [INFO ] State equation strengthened by 356 read => feed constraints.
[2025-06-02 08:56:19] [INFO ] Implicit Places using invariants and state equation in 3652 ms returned []
Implicit Place search using SMT with State Equation took 4273 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:56:19] [INFO ] Redundant transitions in 70 ms returned []
Running 2898 sub problems to find dead transitions.
[2025-06-02 08:56:19] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2025-06-02 08:56:19] [INFO ] Invariant cache hit.
[2025-06-02 08:56:19] [INFO ] State equation strengthened by 356 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:44] [INFO ] Deduced a trap composed of 3 places in 264 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:44] [INFO ] Deduced a trap composed of 3 places in 157 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:44] [INFO ] Deduced a trap composed of 3 places in 126 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:44] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:44] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:45] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:45] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:45] [INFO ] Deduced a trap composed of 47 places in 157 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:45] [INFO ] Deduced a trap composed of 74 places in 182 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:47] [INFO ] Deduced a trap composed of 47 places in 182 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:47] [INFO ] Deduced a trap composed of 47 places in 181 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:48] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:48] [INFO ] Deduced a trap composed of 47 places in 169 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:48] [INFO ] Deduced a trap composed of 47 places in 153 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:48] [INFO ] Deduced a trap composed of 47 places in 159 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:49] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:49] [INFO ] Deduced a trap composed of 47 places in 174 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:49] [INFO ] Deduced a trap composed of 77 places in 183 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:49] [INFO ] Deduced a trap composed of 29 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:50] [INFO ] Deduced a trap composed of 15 places in 187 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1314 variables, and 48 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 2898/2898 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/486 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:56:58] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:02] [INFO ] Deduced a trap composed of 13 places in 195 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:03] [INFO ] Deduced a trap composed of 15 places in 167 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:07] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:12] [INFO ] Deduced a trap composed of 23 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:17] [INFO ] Deduced a trap composed of 27 places in 80 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1314 variables, and 54 constraints, problems are : Problem set: 0 solved, 2898 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/486 constraints, ReadFeed: 0/356 constraints, PredecessorRefiner: 0/2898 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61186ms problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 61193ms
Starting structural reductions in SI_LTL mode, iteration 1 : 486/823 places, 2907/3276 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65753 ms. Remains : 486/823 places, 2907/3276 transitions.
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p0) (NOT p2))]
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-15
Product exploration explored 100000 steps with 131 reset in 296 ms.
Stack based approach found an accepted trace after 41 steps with 0 reset with depth 42 and stack size 42 in 0 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-15 finished in 66130 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))&&(!p1 U (G(!p1)||(!p1&&G(!p2)))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X(X(F(p1)))))))'
Found a Shortening insensitive property : EisenbergMcGuire-PT-09-LTLFireability-13
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 823 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 823/823 places, 3276/3276 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 823 transition count 3267
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 814 transition count 3267
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 18 place count 814 transition count 3015
Deduced a syphon composed of 252 places in 2 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 522 place count 562 transition count 3015
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 525 place count 559 transition count 2988
Iterating global reduction 2 with 3 rules applied. Total rules applied 528 place count 559 transition count 2988
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 672 place count 487 transition count 2916
Applied a total of 672 rules in 116 ms. Remains 487 /823 variables (removed 336) and now considering 2916/3276 (removed 360) transitions.
[2025-06-02 08:57:21] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
// Phase 1: matrix 837 rows 487 cols
[2025-06-02 08:57:21] [INFO ] Computed 28 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:57:22] [INFO ] Implicit Places using invariants in 664 ms returned []
[2025-06-02 08:57:22] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:57:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:57:22] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:57:25] [INFO ] Implicit Places using invariants and state equation in 3088 ms returned []
Implicit Place search using SMT with State Equation took 3757 ms to find 0 implicit places.
Running 2907 sub problems to find dead transitions.
[2025-06-02 08:57:25] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:57:25] [INFO ] Invariant cache hit.
[2025-06-02 08:57:25] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:49] [INFO ] Deduced a trap composed of 3 places in 252 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:49] [INFO ] Deduced a trap composed of 3 places in 163 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:50] [INFO ] Deduced a trap composed of 74 places in 181 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:52] [INFO ] Deduced a trap composed of 52 places in 165 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:52] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:53] [INFO ] Deduced a trap composed of 39 places in 192 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:53] [INFO ] Deduced a trap composed of 65 places in 186 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:53] [INFO ] Deduced a trap composed of 72 places in 196 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:53] [INFO ] Deduced a trap composed of 73 places in 203 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:54] [INFO ] Deduced a trap composed of 74 places in 191 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:54] [INFO ] Deduced a trap composed of 74 places in 198 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:54] [INFO ] Deduced a trap composed of 74 places in 190 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:55] [INFO ] Deduced a trap composed of 35 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:57:55] [INFO ] Deduced a trap composed of 37 places in 73 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:01] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:02] [INFO ] Deduced a trap composed of 47 places in 167 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:02] [INFO ] Deduced a trap composed of 47 places in 157 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:02] [INFO ] Deduced a trap composed of 47 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:03] [INFO ] Deduced a trap composed of 69 places in 176 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:03] [INFO ] Deduced a trap composed of 19 places in 178 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:04] [INFO ] Deduced a trap composed of 11 places in 170 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:05] [INFO ] Deduced a trap composed of 47 places in 184 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:05] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:05] [INFO ] Deduced a trap composed of 47 places in 172 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:06] [INFO ] Deduced a trap composed of 15 places in 177 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:06] [INFO ] Deduced a trap composed of 47 places in 207 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:06] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:06] [INFO ] Deduced a trap composed of 47 places in 279 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:07] [INFO ] Deduced a trap composed of 47 places in 212 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:07] [INFO ] Deduced a trap composed of 47 places in 209 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:07] [INFO ] Deduced a trap composed of 27 places in 209 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:07] [INFO ] Deduced a trap composed of 47 places in 214 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:08] [INFO ] Deduced a trap composed of 67 places in 203 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:08] [INFO ] Deduced a trap composed of 69 places in 250 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:11] [INFO ] Deduced a trap composed of 69 places in 171 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:12] [INFO ] Deduced a trap composed of 65 places in 197 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:12] [INFO ] Deduced a trap composed of 52 places in 188 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:13] [INFO ] Deduced a trap composed of 53 places in 199 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:13] [INFO ] Deduced a trap composed of 48 places in 202 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:13] [INFO ] Deduced a trap composed of 13 places in 191 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:14] [INFO ] Deduced a trap composed of 72 places in 228 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:14] [INFO ] Deduced a trap composed of 72 places in 189 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:15] [INFO ] Deduced a trap composed of 75 places in 211 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:15] [INFO ] Deduced a trap composed of 75 places in 202 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:15] [INFO ] Deduced a trap composed of 52 places in 211 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:16] [INFO ] Deduced a trap composed of 52 places in 193 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:16] [INFO ] Deduced a trap composed of 47 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:16] [INFO ] Deduced a trap composed of 63 places in 226 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:17] [INFO ] Deduced a trap composed of 21 places in 239 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:18] [INFO ] Deduced a trap composed of 65 places in 263 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:18] [INFO ] Deduced a trap composed of 23 places in 209 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:19] [INFO ] Deduced a trap composed of 52 places in 236 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:19] [INFO ] Deduced a trap composed of 52 places in 222 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:19] [INFO ] Deduced a trap composed of 52 places in 217 ms of which 26 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/487 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:23] [INFO ] Deduced a trap composed of 73 places in 183 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:25] [INFO ] Deduced a trap composed of 63 places in 208 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:26] [INFO ] Deduced a trap composed of 52 places in 205 ms of which 28 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 91 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61214ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61220ms
Starting structural reductions in LI_LTL mode, iteration 1 : 487/823 places, 2916/3276 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 65099 ms. Remains : 487/823 places, 2916/3276 transitions.
Running random walk in product with property : EisenbergMcGuire-PT-09-LTLFireability-13
Product exploration explored 100000 steps with 25000 reset in 392 ms.
Product exploration explored 100000 steps with 25000 reset in 413 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 98 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 958 ms. (41 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 295 ms. (135 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 2/2 properties
[2025-06-02 08:58:28] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:58:28] [INFO ] Invariant cache hit.
[2025-06-02 08:58:28] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/934 variables, 12/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/934 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/946 variables, 6/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/946 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1324 variables, 252/613 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1324 variables, 266/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1324/1324 variables, and 879 constraints, problems are : Problem set: 0 solved, 2 unsolved in 501 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:29] [INFO ] Deduced a trap composed of 3 places in 40 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 1/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/694 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 240/934 variables, 12/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/946 variables, 6/362 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/946 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:29] [INFO ] Deduced a trap composed of 3 places in 155 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:29] [INFO ] Deduced a trap composed of 3 places in 126 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:29] [INFO ] Deduced a trap composed of 3 places in 169 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:29] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:30] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:30] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:30] [INFO ] Deduced a trap composed of 3 places in 147 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:30] [INFO ] Deduced a trap composed of 19 places in 140 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:30] [INFO ] Deduced a trap composed of 21 places in 136 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:30] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:31] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:31] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/946 variables, 12/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/946 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 378/1324 variables, 252/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1324 variables, 266/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1324/1324 variables, and 894 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3083 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3613ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 233 ms.
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 106 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 487/487 places, 2916/2916 transitions.
RANDOM walk for 40000 steps (8 resets) in 191 ms. (208 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 336020 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :0 out of 2
Probabilistic random walk after 336020 steps, saw 212178 distinct states, run finished after 3001 ms. (steps per millisecond=111 ) properties seen :0
[2025-06-02 08:58:35] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:58:35] [INFO ] Invariant cache hit.
[2025-06-02 08:58:35] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/934 variables, 12/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/934 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/946 variables, 6/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/946 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1324 variables, 252/613 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1324 variables, 266/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1324/1324 variables, and 879 constraints, problems are : Problem set: 0 solved, 2 unsolved in 467 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:36] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 1/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/694 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 240/934 variables, 12/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/946 variables, 6/362 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/946 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:36] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:36] [INFO ] Deduced a trap composed of 3 places in 127 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:36] [INFO ] Deduced a trap composed of 3 places in 193 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:36] [INFO ] Deduced a trap composed of 3 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:37] [INFO ] Deduced a trap composed of 3 places in 149 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:37] [INFO ] Deduced a trap composed of 3 places in 142 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:37] [INFO ] Deduced a trap composed of 3 places in 127 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:37] [INFO ] Deduced a trap composed of 19 places in 145 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:37] [INFO ] Deduced a trap composed of 21 places in 137 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:37] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:38] [INFO ] Deduced a trap composed of 27 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:58:38] [INFO ] Deduced a trap composed of 29 places in 68 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/946 variables, 12/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/946 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 378/1324 variables, 252/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1324 variables, 266/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1324/1324 variables, and 894 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3027 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3508ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 241 ms.
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 92 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 487/487 places, 2916/2916 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 82 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
[2025-06-02 08:58:39] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:58:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:58:39] [INFO ] Implicit Places using invariants in 653 ms returned []
[2025-06-02 08:58:39] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:58:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:58:40] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:58:42] [INFO ] Implicit Places using invariants and state equation in 2984 ms returned []
Implicit Place search using SMT with State Equation took 3638 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:58:42] [INFO ] Redundant transitions in 69 ms returned []
Running 2907 sub problems to find dead transitions.
[2025-06-02 08:58:42] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:58:42] [INFO ] Invariant cache hit.
[2025-06-02 08:58:42] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:07] [INFO ] Deduced a trap composed of 3 places in 243 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:07] [INFO ] Deduced a trap composed of 3 places in 144 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:07] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:07] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:07] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:07] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:08] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:08] [INFO ] Deduced a trap composed of 47 places in 157 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:08] [INFO ] Deduced a trap composed of 74 places in 162 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:10] [INFO ] Deduced a trap composed of 52 places in 157 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:10] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:10] [INFO ] Deduced a trap composed of 39 places in 175 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:11] [INFO ] Deduced a trap composed of 65 places in 175 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:11] [INFO ] Deduced a trap composed of 72 places in 198 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:11] [INFO ] Deduced a trap composed of 73 places in 206 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:11] [INFO ] Deduced a trap composed of 74 places in 187 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:12] [INFO ] Deduced a trap composed of 74 places in 182 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:12] [INFO ] Deduced a trap composed of 74 places in 184 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:12] [INFO ] Deduced a trap composed of 35 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:12] [INFO ] Deduced a trap composed of 37 places in 68 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:19] [INFO ] Deduced a trap composed of 47 places in 180 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:19] [INFO ] Deduced a trap composed of 47 places in 171 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:20] [INFO ] Deduced a trap composed of 47 places in 167 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:20] [INFO ] Deduced a trap composed of 47 places in 182 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:21] [INFO ] Deduced a trap composed of 69 places in 180 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:21] [INFO ] Deduced a trap composed of 19 places in 182 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:22] [INFO ] Deduced a trap composed of 11 places in 178 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:23] [INFO ] Deduced a trap composed of 47 places in 201 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:23] [INFO ] Deduced a trap composed of 47 places in 197 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:23] [INFO ] Deduced a trap composed of 47 places in 197 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:24] [INFO ] Deduced a trap composed of 15 places in 198 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:24] [INFO ] Deduced a trap composed of 47 places in 229 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:24] [INFO ] Deduced a trap composed of 17 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:25] [INFO ] Deduced a trap composed of 47 places in 430 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:25] [INFO ] Deduced a trap composed of 47 places in 407 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:25] [INFO ] Deduced a trap composed of 47 places in 259 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:26] [INFO ] Deduced a trap composed of 27 places in 246 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:26] [INFO ] Deduced a trap composed of 47 places in 245 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:26] [INFO ] Deduced a trap composed of 67 places in 233 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:27] [INFO ] Deduced a trap composed of 69 places in 244 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:31] [INFO ] Deduced a trap composed of 69 places in 178 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:31] [INFO ] Deduced a trap composed of 65 places in 214 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:31] [INFO ] Deduced a trap composed of 52 places in 220 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:32] [INFO ] Deduced a trap composed of 53 places in 225 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:32] [INFO ] Deduced a trap composed of 48 places in 216 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:33] [INFO ] Deduced a trap composed of 13 places in 218 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:33] [INFO ] Deduced a trap composed of 72 places in 243 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:33] [INFO ] Deduced a trap composed of 72 places in 211 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:34] [INFO ] Deduced a trap composed of 75 places in 228 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:34] [INFO ] Deduced a trap composed of 75 places in 218 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:35] [INFO ] Deduced a trap composed of 52 places in 250 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:35] [INFO ] Deduced a trap composed of 52 places in 231 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:35] [INFO ] Deduced a trap composed of 47 places in 243 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:36] [INFO ] Deduced a trap composed of 63 places in 230 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:37] [INFO ] Deduced a trap composed of 21 places in 241 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:38] [INFO ] Deduced a trap composed of 65 places in 255 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:38] [INFO ] Deduced a trap composed of 23 places in 233 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:38] [INFO ] Deduced a trap composed of 52 places in 236 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:39] [INFO ] Deduced a trap composed of 52 places in 237 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:39] [INFO ] Deduced a trap composed of 52 places in 227 ms of which 26 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/487 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:43] [INFO ] Deduced a trap composed of 73 places in 185 ms of which 25 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 89 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 61/61 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61232ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61235ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65032 ms. Remains : 487/487 places, 2916/2916 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2700 edges and 487 vertex of which 81 / 487 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 277 transitions
Ensure Unique test removed 2024 transitions
Reduce isomorphic transitions removed 2301 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 415 transition count 518
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 318 transition count 518
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 195 place count 318 transition count 500
Deduced a syphon composed of 18 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 239 place count 292 transition count 500
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 525 place count 149 transition count 357
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 2 with 70 rules applied. Total rules applied 595 place count 149 transition count 287
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 609 place count 142 transition count 287
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 616 place count 142 transition count 280
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 625 place count 142 transition count 271
Free-agglomeration rule applied 74 times.
Iterating global reduction 4 with 74 rules applied. Total rules applied 699 place count 142 transition count 197
Reduce places removed 74 places and 0 transitions.
Iterating post reduction 4 with 74 rules applied. Total rules applied 773 place count 68 transition count 197
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 782 place count 68 transition count 197
Applied a total of 782 rules in 64 ms. Remains 68 /487 variables (removed 419) and now considering 197/2916 (removed 2719) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 197 rows 68 cols
[2025-06-02 08:59:44] [INFO ] Computed 20 invariants in 5 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:59:44] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:59:44] [INFO ] [Nat]Absence check using 19 positive place invariants in 3 ms returned sat
[2025-06-02 08:59:44] [INFO ] [Nat]Absence check using 19 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-02 08:59:44] [INFO ] After 43ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 08:59:44] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-06-02 08:59:44] [INFO ] After 17ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:59:44] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 2 ms to minimize.
[2025-06-02 08:59:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
TRAPS : Iteration 1
[2025-06-02 08:59:44] [INFO ] After 98ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 08:59:44] [INFO ] After 188ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 287 ms.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 15 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
[2025-06-02 08:59:44] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
// Phase 1: matrix 837 rows 487 cols
[2025-06-02 08:59:44] [INFO ] Computed 28 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:59:45] [INFO ] Implicit Places using invariants in 628 ms returned []
[2025-06-02 08:59:45] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:59:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:59:45] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 08:59:48] [INFO ] Implicit Places using invariants and state equation in 2996 ms returned []
Implicit Place search using SMT with State Equation took 3625 ms to find 0 implicit places.
Running 2907 sub problems to find dead transitions.
[2025-06-02 08:59:48] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 08:59:48] [INFO ] Invariant cache hit.
[2025-06-02 08:59:48] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:13] [INFO ] Deduced a trap composed of 3 places in 233 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:13] [INFO ] Deduced a trap composed of 3 places in 142 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:13] [INFO ] Deduced a trap composed of 3 places in 127 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:13] [INFO ] Deduced a trap composed of 3 places in 98 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:14] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:14] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:14] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:14] [INFO ] Deduced a trap composed of 47 places in 154 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:14] [INFO ] Deduced a trap composed of 74 places in 165 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:16] [INFO ] Deduced a trap composed of 52 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:16] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:16] [INFO ] Deduced a trap composed of 39 places in 181 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:16] [INFO ] Deduced a trap composed of 65 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:17] [INFO ] Deduced a trap composed of 72 places in 197 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:17] [INFO ] Deduced a trap composed of 73 places in 200 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:17] [INFO ] Deduced a trap composed of 74 places in 192 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:17] [INFO ] Deduced a trap composed of 74 places in 192 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:18] [INFO ] Deduced a trap composed of 74 places in 192 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:18] [INFO ] Deduced a trap composed of 35 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:18] [INFO ] Deduced a trap composed of 37 places in 73 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:24] [INFO ] Deduced a trap composed of 47 places in 177 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:25] [INFO ] Deduced a trap composed of 47 places in 167 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:25] [INFO ] Deduced a trap composed of 47 places in 164 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:25] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:26] [INFO ] Deduced a trap composed of 69 places in 179 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:26] [INFO ] Deduced a trap composed of 19 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:27] [INFO ] Deduced a trap composed of 11 places in 167 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:28] [INFO ] Deduced a trap composed of 47 places in 187 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:28] [INFO ] Deduced a trap composed of 47 places in 178 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:28] [INFO ] Deduced a trap composed of 47 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:28] [INFO ] Deduced a trap composed of 15 places in 189 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:29] [INFO ] Deduced a trap composed of 47 places in 212 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:29] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:29] [INFO ] Deduced a trap composed of 47 places in 227 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:29] [INFO ] Deduced a trap composed of 47 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:30] [INFO ] Deduced a trap composed of 47 places in 223 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:30] [INFO ] Deduced a trap composed of 27 places in 217 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:30] [INFO ] Deduced a trap composed of 47 places in 218 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:30] [INFO ] Deduced a trap composed of 67 places in 211 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:31] [INFO ] Deduced a trap composed of 69 places in 221 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:34] [INFO ] Deduced a trap composed of 69 places in 167 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:35] [INFO ] Deduced a trap composed of 65 places in 192 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:35] [INFO ] Deduced a trap composed of 52 places in 204 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:36] [INFO ] Deduced a trap composed of 53 places in 199 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:36] [INFO ] Deduced a trap composed of 48 places in 193 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:36] [INFO ] Deduced a trap composed of 13 places in 181 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:37] [INFO ] Deduced a trap composed of 72 places in 239 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:37] [INFO ] Deduced a trap composed of 72 places in 200 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:38] [INFO ] Deduced a trap composed of 75 places in 209 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:38] [INFO ] Deduced a trap composed of 75 places in 193 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:38] [INFO ] Deduced a trap composed of 52 places in 205 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:38] [INFO ] Deduced a trap composed of 52 places in 221 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:39] [INFO ] Deduced a trap composed of 47 places in 213 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:39] [INFO ] Deduced a trap composed of 63 places in 224 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:40] [INFO ] Deduced a trap composed of 21 places in 233 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:41] [INFO ] Deduced a trap composed of 65 places in 228 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:41] [INFO ] Deduced a trap composed of 23 places in 238 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:42] [INFO ] Deduced a trap composed of 52 places in 264 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:42] [INFO ] Deduced a trap composed of 52 places in 249 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:42] [INFO ] Deduced a trap composed of 52 places in 235 ms of which 28 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/487 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:46] [INFO ] Deduced a trap composed of 73 places in 199 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:48] [INFO ] Deduced a trap composed of 63 places in 209 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:49] [INFO ] Deduced a trap composed of 52 places in 217 ms of which 29 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 91 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61277ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61281ms
Finished structural reductions in LTL mode , in 1 iterations and 64927 ms. Remains : 487/487 places, 2916/2916 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 93 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 138 ms. (287 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
[2025-06-02 09:00:50] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:00:50] [INFO ] Invariant cache hit.
[2025-06-02 09:00:50] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/934 variables, 12/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/934 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/946 variables, 6/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/946 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1324 variables, 252/613 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1324 variables, 266/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1324/1324 variables, and 879 constraints, problems are : Problem set: 0 solved, 2 unsolved in 478 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:50] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 1/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/694 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 240/934 variables, 12/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/946 variables, 6/362 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/946 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:51] [INFO ] Deduced a trap composed of 3 places in 155 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:51] [INFO ] Deduced a trap composed of 3 places in 136 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:51] [INFO ] Deduced a trap composed of 3 places in 174 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:51] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 3 places in 155 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 3 places in 132 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 19 places in 148 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 21 places in 124 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:52] [INFO ] Deduced a trap composed of 27 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:53] [INFO ] Deduced a trap composed of 29 places in 64 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/946 variables, 12/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/946 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 378/1324 variables, 252/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1324 variables, 266/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1324/1324 variables, and 894 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3150 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3637ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 242 ms.
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 88 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 487/487 places, 2916/2916 transitions.
RANDOM walk for 40000 steps (8 resets) in 138 ms. (287 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 317390 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 2
Probabilistic random walk after 317390 steps, saw 200847 distinct states, run finished after 3001 ms. (steps per millisecond=105 ) properties seen :0
[2025-06-02 09:00:57] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:00:57] [INFO ] Invariant cache hit.
[2025-06-02 09:00:57] [INFO ] State equation strengthened by 364 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 240/934 variables, 12/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/934 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/946 variables, 6/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/946 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 378/1324 variables, 252/613 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1324 variables, 266/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1324 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1324/1324 variables, and 879 constraints, problems are : Problem set: 0 solved, 2 unsolved in 486 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 147/152 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 11/163 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 381/550 variables, 169/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/550 variables, 65/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/550 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 144/694 variables, 66/310 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/694 variables, 33/343 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:57] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/694 variables, 1/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/694 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 240/934 variables, 12/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/934 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/946 variables, 6/362 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/946 variables, 2/364 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:58] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:58] [INFO ] Deduced a trap composed of 3 places in 136 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:58] [INFO ] Deduced a trap composed of 3 places in 196 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:58] [INFO ] Deduced a trap composed of 3 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:59] [INFO ] Deduced a trap composed of 3 places in 178 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:59] [INFO ] Deduced a trap composed of 3 places in 158 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:59] [INFO ] Deduced a trap composed of 3 places in 135 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:59] [INFO ] Deduced a trap composed of 19 places in 152 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:59] [INFO ] Deduced a trap composed of 21 places in 131 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:00:59] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:00] [INFO ] Deduced a trap composed of 27 places in 101 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:00] [INFO ] Deduced a trap composed of 29 places in 77 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/946 variables, 12/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/946 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 378/1324 variables, 252/628 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1324 variables, 266/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/1324 variables, 0/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1324/1324 variables, and 894 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3185 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 487/487 constraints, ReadFeed: 364/364 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3682ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 208 ms.
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 89 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 487/487 places, 2916/2916 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 80 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
[2025-06-02 09:01:01] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:01:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:01:01] [INFO ] Implicit Places using invariants in 650 ms returned []
[2025-06-02 09:01:01] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:01:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:01:02] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 09:01:04] [INFO ] Implicit Places using invariants and state equation in 2986 ms returned []
Implicit Place search using SMT with State Equation took 3638 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:01:04] [INFO ] Redundant transitions in 70 ms returned []
Running 2907 sub problems to find dead transitions.
[2025-06-02 09:01:04] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:01:04] [INFO ] Invariant cache hit.
[2025-06-02 09:01:04] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:29] [INFO ] Deduced a trap composed of 3 places in 243 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 3 places in 98 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:30] [INFO ] Deduced a trap composed of 47 places in 147 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:31] [INFO ] Deduced a trap composed of 74 places in 183 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:33] [INFO ] Deduced a trap composed of 52 places in 182 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:33] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:33] [INFO ] Deduced a trap composed of 39 places in 204 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:33] [INFO ] Deduced a trap composed of 65 places in 199 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:34] [INFO ] Deduced a trap composed of 72 places in 224 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:34] [INFO ] Deduced a trap composed of 73 places in 230 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:34] [INFO ] Deduced a trap composed of 74 places in 219 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:34] [INFO ] Deduced a trap composed of 74 places in 221 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:35] [INFO ] Deduced a trap composed of 74 places in 200 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:35] [INFO ] Deduced a trap composed of 35 places in 118 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:35] [INFO ] Deduced a trap composed of 37 places in 68 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:41] [INFO ] Deduced a trap composed of 47 places in 193 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:42] [INFO ] Deduced a trap composed of 47 places in 188 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:42] [INFO ] Deduced a trap composed of 47 places in 154 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:42] [INFO ] Deduced a trap composed of 47 places in 181 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:43] [INFO ] Deduced a trap composed of 69 places in 195 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:43] [INFO ] Deduced a trap composed of 19 places in 164 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:44] [INFO ] Deduced a trap composed of 11 places in 169 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:45] [INFO ] Deduced a trap composed of 47 places in 196 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:45] [INFO ] Deduced a trap composed of 47 places in 175 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:46] [INFO ] Deduced a trap composed of 47 places in 179 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:46] [INFO ] Deduced a trap composed of 15 places in 184 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:46] [INFO ] Deduced a trap composed of 47 places in 204 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:46] [INFO ] Deduced a trap composed of 17 places in 83 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:46] [INFO ] Deduced a trap composed of 47 places in 262 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:47] [INFO ] Deduced a trap composed of 47 places in 246 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:47] [INFO ] Deduced a trap composed of 47 places in 245 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:47] [INFO ] Deduced a trap composed of 27 places in 236 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:48] [INFO ] Deduced a trap composed of 47 places in 237 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:48] [INFO ] Deduced a trap composed of 67 places in 230 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:49] [INFO ] Deduced a trap composed of 69 places in 242 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:52] [INFO ] Deduced a trap composed of 69 places in 179 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:52] [INFO ] Deduced a trap composed of 65 places in 197 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:53] [INFO ] Deduced a trap composed of 52 places in 220 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:54] [INFO ] Deduced a trap composed of 53 places in 204 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:54] [INFO ] Deduced a trap composed of 48 places in 203 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:54] [INFO ] Deduced a trap composed of 13 places in 185 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:55] [INFO ] Deduced a trap composed of 72 places in 207 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:55] [INFO ] Deduced a trap composed of 72 places in 194 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:56] [INFO ] Deduced a trap composed of 75 places in 230 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:56] [INFO ] Deduced a trap composed of 75 places in 218 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:56] [INFO ] Deduced a trap composed of 52 places in 230 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:57] [INFO ] Deduced a trap composed of 52 places in 212 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:57] [INFO ] Deduced a trap composed of 47 places in 225 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:57] [INFO ] Deduced a trap composed of 63 places in 252 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:59] [INFO ] Deduced a trap composed of 21 places in 229 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:01:59] [INFO ] Deduced a trap composed of 65 places in 231 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:00] [INFO ] Deduced a trap composed of 23 places in 234 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:00] [INFO ] Deduced a trap composed of 52 places in 241 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:00] [INFO ] Deduced a trap composed of 52 places in 218 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:01] [INFO ] Deduced a trap composed of 52 places in 211 ms of which 26 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/487 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:05] [INFO ] Deduced a trap composed of 73 places in 202 ms of which 26 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 89 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 61/61 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61242ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61246ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65042 ms. Remains : 487/487 places, 2916/2916 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2700 edges and 487 vertex of which 81 / 487 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 277 transitions
Ensure Unique test removed 2024 transitions
Reduce isomorphic transitions removed 2301 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 97 transitions
Trivial Post-agglo rules discarded 97 transitions
Performed 97 trivial Post agglomeration. Transition count delta: 97
Iterating post reduction 0 with 97 rules applied. Total rules applied 98 place count 415 transition count 518
Reduce places removed 97 places and 0 transitions.
Iterating post reduction 1 with 97 rules applied. Total rules applied 195 place count 318 transition count 518
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 195 place count 318 transition count 500
Deduced a syphon composed of 18 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 239 place count 292 transition count 500
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 525 place count 149 transition count 357
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 2 with 70 rules applied. Total rules applied 595 place count 149 transition count 287
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 609 place count 142 transition count 287
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 616 place count 142 transition count 280
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 625 place count 142 transition count 271
Free-agglomeration rule applied 74 times.
Iterating global reduction 4 with 74 rules applied. Total rules applied 699 place count 142 transition count 197
Reduce places removed 74 places and 0 transitions.
Iterating post reduction 4 with 74 rules applied. Total rules applied 773 place count 68 transition count 197
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 782 place count 68 transition count 197
Applied a total of 782 rules in 29 ms. Remains 68 /487 variables (removed 419) and now considering 197/2916 (removed 2719) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 197 rows 68 cols
[2025-06-02 09:02:06] [INFO ] Computed 20 invariants in 6 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 09:02:06] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 09:02:06] [INFO ] [Nat]Absence check using 19 positive place invariants in 3 ms returned sat
[2025-06-02 09:02:06] [INFO ] [Nat]Absence check using 19 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-02 09:02:06] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-02 09:02:06] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-06-02 09:02:06] [INFO ] After 18ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:06] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 1 ms to minimize.
[2025-06-02 09:02:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
TRAPS : Iteration 1
[2025-06-02 09:02:06] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-02 09:02:06] [INFO ] After 210ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 279 ms.
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 123 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 391 ms.
Product exploration explored 100000 steps with 25000 reset in 429 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 88 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:02:08] [INFO ] Redundant transitions in 68 ms returned []
Running 2907 sub problems to find dead transitions.
[2025-06-02 09:02:08] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
// Phase 1: matrix 837 rows 487 cols
[2025-06-02 09:02:08] [INFO ] Computed 28 invariants in 2 ms
[2025-06-02 09:02:08] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 245 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 149 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 129 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 105 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:33] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:34] [INFO ] Deduced a trap composed of 47 places in 164 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:35] [INFO ] Deduced a trap composed of 52 places in 178 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:36] [INFO ] Deduced a trap composed of 77 places in 184 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:36] [INFO ] Deduced a trap composed of 3 places in 166 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:36] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:36] [INFO ] Deduced a trap composed of 66 places in 184 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:36] [INFO ] Deduced a trap composed of 39 places in 200 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:37] [INFO ] Deduced a trap composed of 65 places in 239 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:37] [INFO ] Deduced a trap composed of 65 places in 219 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:37] [INFO ] Deduced a trap composed of 74 places in 202 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:37] [INFO ] Deduced a trap composed of 11 places in 189 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:38] [INFO ] Deduced a trap composed of 72 places in 211 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:38] [INFO ] Deduced a trap composed of 73 places in 219 ms of which 37 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:43] [INFO ] Deduced a trap composed of 47 places in 175 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:44] [INFO ] Deduced a trap composed of 47 places in 177 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:44] [INFO ] Deduced a trap composed of 47 places in 181 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:44] [INFO ] Deduced a trap composed of 47 places in 180 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:45] [INFO ] Deduced a trap composed of 47 places in 188 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:45] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:45] [INFO ] Deduced a trap composed of 47 places in 228 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:46] [INFO ] Deduced a trap composed of 15 places in 132 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:46] [INFO ] Deduced a trap composed of 68 places in 227 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:46] [INFO ] Deduced a trap composed of 71 places in 213 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:46] [INFO ] Deduced a trap composed of 29 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:47] [INFO ] Deduced a trap composed of 27 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:47] [INFO ] Deduced a trap composed of 17 places in 230 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:47] [INFO ] Deduced a trap composed of 77 places in 222 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:48] [INFO ] Deduced a trap composed of 47 places in 234 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:48] [INFO ] Deduced a trap composed of 69 places in 196 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:49] [INFO ] Deduced a trap composed of 19 places in 240 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:49] [INFO ] Deduced a trap composed of 21 places in 241 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:50] [INFO ] Deduced a trap composed of 65 places in 255 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:51] [INFO ] Deduced a trap composed of 65 places in 259 ms of which 37 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:54] [INFO ] Deduced a trap composed of 65 places in 198 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:54] [INFO ] Deduced a trap composed of 48 places in 228 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:55] [INFO ] Deduced a trap composed of 69 places in 196 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:55] [INFO ] Deduced a trap composed of 69 places in 183 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:55] [INFO ] Deduced a trap composed of 13 places in 120 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:56] [INFO ] Deduced a trap composed of 52 places in 236 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:56] [INFO ] Deduced a trap composed of 52 places in 215 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:57] [INFO ] Deduced a trap composed of 69 places in 188 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:57] [INFO ] Deduced a trap composed of 53 places in 217 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:58] [INFO ] Deduced a trap composed of 66 places in 192 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:58] [INFO ] Deduced a trap composed of 69 places in 191 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:58] [INFO ] Deduced a trap composed of 65 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:59] [INFO ] Deduced a trap composed of 69 places in 203 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:02:59] [INFO ] Deduced a trap composed of 65 places in 196 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:00] [INFO ] Deduced a trap composed of 23 places in 208 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:01] [INFO ] Deduced a trap composed of 47 places in 221 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:02] [INFO ] Deduced a trap composed of 65 places in 247 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:04] [INFO ] Deduced a trap composed of 75 places in 241 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:04] [INFO ] Deduced a trap composed of 77 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:05] [INFO ] Deduced a trap composed of 52 places in 195 ms of which 24 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/487 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:07] [INFO ] Deduced a trap composed of 48 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:08] [INFO ] Deduced a trap composed of 47 places in 161 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:09] [INFO ] Deduced a trap composed of 52 places in 159 ms of which 16 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1324 variables, and 91 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 0/2907 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61228ms problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61232ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61408 ms. Remains : 487/487 places, 2916/2916 transitions.
Built C files in :
/tmp/ltsmin13656692612440705107
[2025-06-02 09:03:09] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13656692612440705107
Running compilation step : cd /tmp/ltsmin13656692612440705107;'/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/ltsmin13656692612440705107;'/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/ltsmin13656692612440705107;'/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 5 out of 487 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 487/487 places, 2916/2916 transitions.
Applied a total of 0 rules in 17 ms. Remains 487 /487 variables (removed 0) and now considering 2916/2916 (removed 0) transitions.
[2025-06-02 09:03:12] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:03:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:03:13] [INFO ] Implicit Places using invariants in 662 ms returned []
[2025-06-02 09:03:13] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:03:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:03:13] [INFO ] State equation strengthened by 364 read => feed constraints.
[2025-06-02 09:03:16] [INFO ] Implicit Places using invariants and state equation in 2990 ms returned []
Implicit Place search using SMT with State Equation took 3654 ms to find 0 implicit places.
Running 2907 sub problems to find dead transitions.
[2025-06-02 09:03:16] [INFO ] Flow matrix only has 837 transitions (discarded 2079 similar events)
[2025-06-02 09:03:16] [INFO ] Invariant cache hit.
[2025-06-02 09:03:16] [INFO ] State equation strengthened by 364 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:40] [INFO ] Deduced a trap composed of 3 places in 271 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:40] [INFO ] Deduced a trap composed of 3 places in 159 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:40] [INFO ] Deduced a trap composed of 3 places in 135 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:40] [INFO ] Deduced a trap composed of 3 places in 104 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:41] [INFO ] Deduced a trap composed of 3 places in 86 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:41] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:41] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:41] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:41] [INFO ] Deduced a trap composed of 74 places in 174 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:43] [INFO ] Deduced a trap composed of 52 places in 161 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:43] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:43] [INFO ] Deduced a trap composed of 39 places in 178 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:44] [INFO ] Deduced a trap composed of 65 places in 172 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:44] [INFO ] Deduced a trap composed of 72 places in 205 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:44] [INFO ] Deduced a trap composed of 73 places in 221 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:44] [INFO ] Deduced a trap composed of 74 places in 197 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:45] [INFO ] Deduced a trap composed of 74 places in 204 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:45] [INFO ] Deduced a trap composed of 74 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:45] [INFO ] Deduced a trap composed of 35 places in 102 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:45] [INFO ] Deduced a trap composed of 37 places in 74 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
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(s204 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1324 variables, and 48 constraints, problems are : Problem set: 0 solved, 2907 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 0/487 constraints, ReadFeed: 0/364 constraints, PredecessorRefiner: 2907/2907 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/487 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 20/48 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:52] [INFO ] Deduced a trap composed of 47 places in 197 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:53] [INFO ] Deduced a trap composed of 47 places in 192 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:53] [INFO ] Deduced a trap composed of 47 places in 184 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:53] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:54] [INFO ] Deduced a trap composed of 69 places in 203 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:55] [INFO ] Deduced a trap composed of 19 places in 166 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:55] [INFO ] Deduced a trap composed of 11 places in 169 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:56] [INFO ] Deduced a trap composed of 47 places in 194 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:56] [INFO ] Deduced a trap composed of 47 places in 173 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:56] [INFO ] Deduced a trap composed of 47 places in 176 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:57] [INFO ] Deduced a trap composed of 15 places in 204 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:57] [INFO ] Deduced a trap composed of 47 places in 226 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:57] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:57] [INFO ] Deduced a trap composed of 47 places in 256 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:58] [INFO ] Deduced a trap composed of 47 places in 234 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:58] [INFO ] Deduced a trap composed of 47 places in 227 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:58] [INFO ] Deduced a trap composed of 27 places in 239 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:59] [INFO ] Deduced a trap composed of 47 places in 243 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:03:59] [INFO ] Deduced a trap composed of 67 places in 228 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:00] [INFO ] Deduced a trap composed of 69 places in 218 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:03] [INFO ] Deduced a trap composed of 69 places in 161 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:03] [INFO ] Deduced a trap composed of 65 places in 214 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:04] [INFO ] Deduced a trap composed of 52 places in 197 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:04] [INFO ] Deduced a trap composed of 53 places in 216 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:05] [INFO ] Deduced a trap composed of 48 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:05] [INFO ] Deduced a trap composed of 13 places in 218 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:05] [INFO ] Deduced a trap composed of 72 places in 246 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:06] [INFO ] Deduced a trap composed of 72 places in 214 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:07] [INFO ] Deduced a trap composed of 75 places in 237 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:07] [INFO ] Deduced a trap composed of 75 places in 204 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:07] [INFO ] Deduced a trap composed of 52 places in 212 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:07] [INFO ] Deduced a trap composed of 52 places in 217 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:08] [INFO ] Deduced a trap composed of 47 places in 235 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:08] [INFO ] Deduced a trap composed of 63 places in 252 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:09] [INFO ] Deduced a trap composed of 21 places in 240 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:10] [INFO ] Deduced a trap composed of 65 places in 240 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:10] [INFO ] Deduced a trap composed of 23 places in 241 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:11] [INFO ] Deduced a trap composed of 52 places in 263 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:11] [INFO ] Deduced a trap composed of 52 places in 247 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:11] [INFO ] Deduced a trap composed of 52 places in 239 ms of which 27 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/487 variables, 20/88 constraints. Problems are: Problem set: 0 solved, 2907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:15] [INFO ] Deduced a trap composed of 73 places in 200 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:04:17] [INFO ] Deduced a trap composed of 63 places in 214 ms of which 35 ms to minimize.
SMT process timed out in 61142ms, After SMT, problems are : Problem set: 0 solved, 2907 unsolved
Search for dead transitions found 0 dead transitions in 61147ms
Finished structural reductions in LTL mode , in 1 iterations and 64824 ms. Remains : 487/487 places, 2916/2916 transitions.
Built C files in :
/tmp/ltsmin12240507004844937875
[2025-06-02 09:04:17] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12240507004844937875
Running compilation step : cd /tmp/ltsmin12240507004844937875;'/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/ltsmin12240507004844937875;'/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/ltsmin12240507004844937875;'/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)
[2025-06-02 09:04:20] [INFO ] Flatten gal took : 63 ms
[2025-06-02 09:04:20] [INFO ] Flatten gal took : 62 ms
[2025-06-02 09:04:20] [INFO ] Time to serialize gal into /tmp/LTL9452145807572227706.gal : 8 ms
[2025-06-02 09:04:20] [INFO ] Time to serialize properties into /tmp/LTL7963058027318430942.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/LTL9452145807572227706.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17992336244039062144.hoa' '-atoms' '/tmp/LTL7963058027318430942.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/LTL7963058027318430942.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17992336244039062144.hoa
Detected timeout of ITS tools.
[2025-06-02 09:04:35] [INFO ] Flatten gal took : 77 ms
[2025-06-02 09:04:35] [INFO ] Flatten gal took : 65 ms
[2025-06-02 09:04:35] [INFO ] Time to serialize gal into /tmp/LTL195987688350536778.gal : 9 ms
[2025-06-02 09:04:35] [INFO ] Time to serialize properties into /tmp/LTL5181956095024445386.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/LTL195987688350536778.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5181956095024445386.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...274
Read 1 LTL properties
Checking formula 0 : !((X(F((X(X(F("(((turn_1==0)||(flag_1_waiting==0))||(p25_5_1==0))"))))||("((turn_3==1)&&(p10_8_2==1))")))))
Formula 0 simplified : XG(!"((turn_3==1)&&(p10_8_2==1))" & XXG!"(((turn_1==0)||(flag_1_waiting==0))||(p25_5_1==0))")
Detected timeout of ITS tools.
[2025-06-02 09:04:51] [INFO ] Flatten gal took : 64 ms
[2025-06-02 09:04:51] [INFO ] Applying decomposition
[2025-06-02 09:04:51] [INFO ] Flatten gal took : 64 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/graph4026016644511999041.txt' '-o' '/tmp/graph4026016644511999041.bin' '-w' '/tmp/graph4026016644511999041.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4026016644511999041.bin' '-l' '-1' '-v' '-w' '/tmp/graph4026016644511999041.weights' '-q' '0' '-e' '0.001'
[2025-06-02 09:04:51] [INFO ] Decomposing Gal with order
[2025-06-02 09:04:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 09:04:51] [INFO ] Removed a total of 6092 redundant transitions.
[2025-06-02 09:04:51] [INFO ] Flatten gal took : 155 ms
[2025-06-02 09:04:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 561 labels/synchronizations in 42 ms.
[2025-06-02 09:04:51] [INFO ] Time to serialize gal into /tmp/LTL4343604265415924316.gal : 13 ms
[2025-06-02 09:04:51] [INFO ] Time to serialize properties into /tmp/LTL7915550134630971026.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/LTL4343604265415924316.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7915550134630971026.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(F((X(X(F("(((i17.u5.turn_1==0)||(i4.u6.flag_1_waiting==0))||(i17.u5.p25_5_1==0))"))))||("((i15.u7.turn_3==1)&&(u15.p10_8_2==1))")...159
Formula 0 simplified : XG(!"((i15.u7.turn_3==1)&&(u15.p10_8_2==1))" & XXG!"(((i17.u5.turn_1==0)||(i4.u6.flag_1_waiting==0))||(i17.u5.p25_5_1==0))")
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-09-LTLFireability-13 finished in 465261 ms.
[2025-06-02 09:05:06] [INFO ] Flatten gal took : 68 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14081053336225611244
[2025-06-02 09:05:06] [INFO ] Too many transitions (3276) to apply POR reductions. Disabling POR matrices.
[2025-06-02 09:05:06] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14081053336225611244
Running compilation step : cd /tmp/ltsmin14081053336225611244;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '240' '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'
[2025-06-02 09:05:06] [INFO ] Applying decomposition
[2025-06-02 09:05:06] [INFO ] Flatten gal took : 65 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/graph14907603735100140285.txt' '-o' '/tmp/graph14907603735100140285.bin' '-w' '/tmp/graph14907603735100140285.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14907603735100140285.bin' '-l' '-1' '-v' '-w' '/tmp/graph14907603735100140285.weights' '-q' '0' '-e' '0.001'
[2025-06-02 09:05:07] [INFO ] Decomposing Gal with order
[2025-06-02 09:05:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 09:05:07] [INFO ] Removed a total of 6650 redundant transitions.
[2025-06-02 09:05:07] [INFO ] Flatten gal took : 165 ms
[2025-06-02 09:05:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 937 labels/synchronizations in 80 ms.
[2025-06-02 09:05:07] [INFO ] Time to serialize gal into /tmp/LTLFireability15730136522475839630.gal : 12 ms
[2025-06-02 09:05:07] [INFO ] Time to serialize properties into /tmp/LTLFireability13892475518248807204.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/LTLFireability15730136522475839630.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13892475518248807204.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...278
Read 3 LTL properties
Checking formula 0 : !((F(G("(((i15.i4.u7.turn_4==0)||(i14.i2.u6.flag_4_waiting==0))||(i11.i0.u3.p25_0_4==0))"))))
Formula 0 simplified : GF!"(((i15.i4.u7.turn_4==0)||(i14.i2.u6.flag_4_waiting==0))||(i11.i0.u3.p25_0_4==0))"
Compilation finished in 8000 ms.
Running link step : cd /tmp/ltsmin14081053336225611244;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 63 ms.
Running LTSmin : cd /tmp/ltsmin14081053336225611244;'/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)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin14081053336225611244;'/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)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin14081053336225611244;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((X(<>((LTLAPp1==true)))&&(!(LTLAPp2==true) U ([](!(LTLAPp2==true))||(!(LTLAPp2==true)&&[](!(LTLAPp3==true)))))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>400 s) on command cd /tmp/ltsmin14081053336225611244;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X((X(<>((LTLAPp1==true)))&&(!(LTLAPp2==true) U ([](!(LTLAPp2==true))||(!(LTLAPp2==true)&&[](!(LTLAPp3==true)))))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin14081053336225611244;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(<>(((LTLAPp4==true)||X(X(<>((LTLAPp5==true)))))))' '--buchi-type=spotba'
LTSmin run took 743 ms.
FORMULA EisenbergMcGuire-PT-09-LTLFireability-13 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Retrying LTSmin with larger timeout 9600 s
Running LTSmin : cd /tmp/ltsmin14081053336225611244;'/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)))' '--buchi-type=spotba'

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600